several YAFF models implemented, serious code clean up

This commit is contained in:
Markus Rosenstihl 2014-04-11 09:29:32 +02:00
parent 0681f94522
commit 78c00b701d
14 changed files with 450 additions and 193 deletions

View File

@ -2,8 +2,8 @@
# Form implementation generated from reading ui file 'ConductivityGroupBox.ui'
#
# Created: Thu Mar 27 13:33:39 2014
# by: PyQt4 UI code generator 4.10.3
# Created: Thu Apr 10 21:45:49 2014
# by: PyQt4 UI code generator 4.10.4
#
# WARNING! All changes made in this file will be lost!
@ -40,9 +40,9 @@ class Ui_ConductivityGroupBox(object):
self.gridLayout.setSpacing(1)
self.gridLayout.setContentsMargins(0, 0, -1, -1)
self.gridLayout.setObjectName(_fromUtf8("gridLayout"))
self.label_6 = QtGui.QLabel(ConductivityGroupBox)
self.label_6.setObjectName(_fromUtf8("label_6"))
self.gridLayout.addWidget(self.label_6, 3, 2, 1, 1)
self.pwrSigma_sd = QtGui.QLabel(ConductivityGroupBox)
self.pwrSigma_sd.setObjectName(_fromUtf8("pwrSigma_sd"))
self.gridLayout.addWidget(self.pwrSigma_sd, 3, 2, 1, 1)
self.checkBox_2 = QtGui.QCheckBox(ConductivityGroupBox)
sizePolicy = QtGui.QSizePolicy(QtGui.QSizePolicy.Minimum, QtGui.QSizePolicy.Minimum)
sizePolicy.setHorizontalStretch(0)
@ -92,39 +92,39 @@ class Ui_ConductivityGroupBox(object):
self.label_4.setAlignment(QtCore.Qt.AlignCenter)
self.label_4.setObjectName(_fromUtf8("label_4"))
self.gridLayout.addWidget(self.label_4, 3, 0, 1, 1)
self.label_5 = QtGui.QLabel(ConductivityGroupBox)
self.label_5.setObjectName(_fromUtf8("label_5"))
self.gridLayout.addWidget(self.label_5, 2, 2, 1, 1)
self.doubleSpinBox_3 = QtGui.QDoubleSpinBox(ConductivityGroupBox)
self.rSigma_sd = QtGui.QLabel(ConductivityGroupBox)
self.rSigma_sd.setObjectName(_fromUtf8("rSigma_sd"))
self.gridLayout.addWidget(self.rSigma_sd, 2, 2, 1, 1)
self.pwrSigma = QtGui.QDoubleSpinBox(ConductivityGroupBox)
sizePolicy = QtGui.QSizePolicy(QtGui.QSizePolicy.Minimum, QtGui.QSizePolicy.Preferred)
sizePolicy.setHorizontalStretch(0)
sizePolicy.setVerticalStretch(0)
sizePolicy.setHeightForWidth(self.doubleSpinBox_3.sizePolicy().hasHeightForWidth())
self.doubleSpinBox_3.setSizePolicy(sizePolicy)
self.doubleSpinBox_3.setSingleStep(0.05)
self.doubleSpinBox_3.setProperty("value", 1.0)
self.doubleSpinBox_3.setObjectName(_fromUtf8("doubleSpinBox_3"))
self.gridLayout.addWidget(self.doubleSpinBox_3, 3, 1, 1, 1)
self.doubleSpinBox_2 = QtGui.QDoubleSpinBox(ConductivityGroupBox)
sizePolicy.setHeightForWidth(self.pwrSigma.sizePolicy().hasHeightForWidth())
self.pwrSigma.setSizePolicy(sizePolicy)
self.pwrSigma.setSingleStep(0.05)
self.pwrSigma.setProperty("value", 1.0)
self.pwrSigma.setObjectName(_fromUtf8("pwrSigma"))
self.gridLayout.addWidget(self.pwrSigma, 3, 1, 1, 1)
self.rSigma = QtGui.QDoubleSpinBox(ConductivityGroupBox)
sizePolicy = QtGui.QSizePolicy(QtGui.QSizePolicy.Minimum, QtGui.QSizePolicy.Preferred)
sizePolicy.setHorizontalStretch(0)
sizePolicy.setVerticalStretch(0)
sizePolicy.setHeightForWidth(self.doubleSpinBox_2.sizePolicy().hasHeightForWidth())
self.doubleSpinBox_2.setSizePolicy(sizePolicy)
self.doubleSpinBox_2.setObjectName(_fromUtf8("doubleSpinBox_2"))
self.gridLayout.addWidget(self.doubleSpinBox_2, 2, 1, 1, 1)
sizePolicy.setHeightForWidth(self.rSigma.sizePolicy().hasHeightForWidth())
self.rSigma.setSizePolicy(sizePolicy)
self.rSigma.setObjectName(_fromUtf8("rSigma"))
self.gridLayout.addWidget(self.rSigma, 2, 1, 1, 1)
self.subtractConductivityButton = QtGui.QPushButton(ConductivityGroupBox)
self.subtractConductivityButton.setObjectName(_fromUtf8("subtractConductivityButton"))
self.gridLayout.addWidget(self.subtractConductivityButton, 0, 2, 1, 1)
self.label_3 = QtGui.QLabel(ConductivityGroupBox)
self.label_3.setObjectName(_fromUtf8("label_3"))
self.gridLayout.addWidget(self.label_3, 1, 0, 1, 1, QtCore.Qt.AlignHCenter)
self.doubleSpinBox_1 = QtGui.QDoubleSpinBox(ConductivityGroupBox)
self.doubleSpinBox_1.setObjectName(_fromUtf8("doubleSpinBox_1"))
self.gridLayout.addWidget(self.doubleSpinBox_1, 1, 1, 1, 1)
self.label_7 = QtGui.QLabel(ConductivityGroupBox)
self.label_7.setObjectName(_fromUtf8("label_7"))
self.gridLayout.addWidget(self.label_7, 1, 2, 1, 1)
self.iSigma = QtGui.QDoubleSpinBox(ConductivityGroupBox)
self.iSigma.setObjectName(_fromUtf8("iSigma"))
self.gridLayout.addWidget(self.iSigma, 1, 1, 1, 1)
self.iSigma_sd = QtGui.QLabel(ConductivityGroupBox)
self.iSigma_sd.setObjectName(_fromUtf8("iSigma_sd"))
self.gridLayout.addWidget(self.iSigma_sd, 1, 2, 1, 1)
self.checkBox_1 = QtGui.QCheckBox(ConductivityGroupBox)
self.checkBox_1.setText(_fromUtf8(""))
self.checkBox_1.setObjectName(_fromUtf8("checkBox_1"))
@ -138,15 +138,15 @@ class Ui_ConductivityGroupBox(object):
def retranslateUi(self, ConductivityGroupBox):
ConductivityGroupBox.setWindowTitle(_translate("ConductivityGroupBox", "GroupBox", None))
ConductivityGroupBox.setTitle(_translate("ConductivityGroupBox", "Conductivity", None))
self.label_6.setText(_translate("ConductivityGroupBox", "TextLabel", None))
self.pwrSigma_sd.setText(_translate("ConductivityGroupBox", "TextLabel", None))
self.label_2.setText(_translate("ConductivityGroupBox", "<html><head/><body><p>σ\'<span style=\" vertical-align:sub;\">(DC)</span></p></body></html>", None))
self.label.setText(_translate("ConductivityGroupBox", "Fix", None))
self.removeButton.setText(_translate("ConductivityGroupBox", "Remove", None))
self.label_4.setText(_translate("ConductivityGroupBox", "α", None))
self.label_5.setText(_translate("ConductivityGroupBox", "TextLabel", None))
self.doubleSpinBox_2.setToolTip(_translate("ConductivityGroupBox", "<html><head/><body><p>DC conductivity, should only be seen in the imaginary permitivity. If there is a Jonscher type of U<span style=\" font-style:italic;\">niversal Dielectric Response, </span>the ratio of σ&quot;/σ\'<span style=\" vertical-align:sub;\">(DC)</span> is a constant</p></body></html>", None))
self.rSigma_sd.setText(_translate("ConductivityGroupBox", "TextLabel", None))
self.rSigma.setToolTip(_translate("ConductivityGroupBox", "<html><head/><body><p>DC conductivity, should only be seen in the imaginary permitivity. If there is a Jonscher type of U<span style=\" font-style:italic;\">niversal Dielectric Response, </span>the ratio of σ&quot;/σ\'<span style=\" vertical-align:sub;\">(DC)</span> is a constant</p></body></html>", None))
self.subtractConductivityButton.setText(_translate("ConductivityGroupBox", "Hide", None))
self.label_3.setText(_translate("ConductivityGroupBox", "<html><head/><body><p>σ&quot;</p></body></html>", None))
self.doubleSpinBox_1.setToolTip(_translate("ConductivityGroupBox", "<html><head/><body><p>If there is a Jonscher type of U<span style=\" font-style:italic;\">niversal Dielectric Response, </span>the ratio of σ&quot;/σ\'<span style=\" vertical-align:sub;\">(DC)</span> is a constant</p></body></html>", None))
self.label_7.setText(_translate("ConductivityGroupBox", "TextLabel", None))
self.iSigma.setToolTip(_translate("ConductivityGroupBox", "<html><head/><body><p>If there is a Jonscher type of U<span style=\" font-style:italic;\">niversal Dielectric Response, </span>the ratio of σ&quot;/σ\'<span style=\" vertical-align:sub;\">(DC)</span> is a constant</p></body></html>", None))
self.iSigma_sd.setText(_translate("ConductivityGroupBox", "TextLabel", None))

View File

@ -44,7 +44,7 @@
<number>1</number>
</property>
<item row="3" column="2">
<widget class="QLabel" name="label_6">
<widget class="QLabel" name="pwrSigma_sd">
<property name="text">
<string>TextLabel</string>
</property>
@ -135,14 +135,14 @@
</widget>
</item>
<item row="2" column="2">
<widget class="QLabel" name="label_5">
<widget class="QLabel" name="rSigma_sd">
<property name="text">
<string>TextLabel</string>
</property>
</widget>
</item>
<item row="3" column="1">
<widget class="QDoubleSpinBox" name="doubleSpinBox_3">
<widget class="QDoubleSpinBox" name="pwrSigma">
<property name="sizePolicy">
<sizepolicy hsizetype="Minimum" vsizetype="Preferred">
<horstretch>0</horstretch>
@ -158,7 +158,7 @@
</widget>
</item>
<item row="2" column="1">
<widget class="QDoubleSpinBox" name="doubleSpinBox_2">
<widget class="QDoubleSpinBox" name="rSigma">
<property name="sizePolicy">
<sizepolicy hsizetype="Minimum" vsizetype="Preferred">
<horstretch>0</horstretch>
@ -185,14 +185,14 @@
</widget>
</item>
<item row="1" column="1">
<widget class="QDoubleSpinBox" name="doubleSpinBox_1">
<widget class="QDoubleSpinBox" name="iSigma">
<property name="toolTip">
<string>&lt;html&gt;&lt;head/&gt;&lt;body&gt;&lt;p&gt;If there is a Jonscher type of U&lt;span style=&quot; font-style:italic;&quot;&gt;niversal Dielectric Response, &lt;/span&gt;the ratio of σ&amp;quot;/σ'&lt;span style=&quot; vertical-align:sub;&quot;&gt;(DC)&lt;/span&gt; is a constant&lt;/p&gt;&lt;/body&gt;&lt;/html&gt;</string>
</property>
</widget>
</item>
<item row="1" column="2">
<widget class="QLabel" name="label_7">
<widget class="QLabel" name="iSigma_sd">
<property name="text">
<string>TextLabel</string>
</property>

View File

@ -43,9 +43,8 @@ class ParameterWidget(QWidget):
def __init__(self, parent = None):
super(ParameterWidget, self).__init__(parent)
self.vlayout = QVBoxLayout(self)
#self.vlayout.addSpacerItem(QSpacerItem(10,10,QSizePolicy.Minimum, QSizePolicy.Expanding) )
self.vlayout.addSpacerItem(QSpacerItem(10,10,QSizePolicy.Minimum, QSizePolicy.Expanding) )
#self.vlayout.addStretch(1)
self.blockSignals(True)
def add(self, wdgt):
self.vlayout.insertWidget(self.vlayout.count()-1, wdgt)
@ -59,11 +58,13 @@ class BaseWidget(QGroupBox):
changedTable = pyqtSignal()
removeMe = pyqtSignal()
subtract = pyqtSignal()
def __init__(self, parent=None):
super(BaseWidget, self).__init__(parent)
self.fixedCheckBoxes = []
self.inputs = []
self.errors = []
self.names = []
def remove(self):
self.removeMe.emit()
@ -120,8 +121,6 @@ class BaseWidget(QGroupBox):
class PeakWidget(BaseWidget,QGroupBox):
def __init__(self, parent=None):
QGroupBox.__init__(self)
BaseWidget.__init__(self)
@ -138,6 +137,13 @@ class PeakWidget(BaseWidget,QGroupBox):
self.ui.removeButton.clicked.connect(self.remove)
self.names = [
"Deps",
"tau",
"alpha",
"beta"
]
self.inputs = [
self.ui.doubleSpinBox_1,
self.ui.doubleSpinBox_2,
@ -154,6 +160,7 @@ class PeakWidget(BaseWidget,QGroupBox):
for dsb in self.inputs:
dsb.valueChanged.connect(self.changeValues)
@ -270,7 +277,7 @@ class StaticWidget(BaseWidget, QGroupBox):
#self.ui.doubleSpinBox_2 = LogFSpinBox(self)
#self.ui.gridLayout.addWidget(self.ui.doubleSpinBox_2,1,1)
self.names = ["e_infty"]
self.errors = [self.ui.label_4]
self.inputs = [self.ui.doubleSpinBox_1]
@ -292,24 +299,29 @@ class ConductivityWidget(BaseWidget, QGroupBox):
self.ui = ConductivityGroupBox.Ui_ConductivityGroupBox()
self.ui.setupUi(self)
self.ui.doubleSpinBox_1.setParent(None)
self.ui.doubleSpinBox_1 = LogFSpinBox(self)
self.ui.gridLayout.addWidget(self.ui.doubleSpinBox_1,1,1)
self.ui.iSigma.setParent(None)
self.ui.iSigma = LogFSpinBox(self)
self.ui.gridLayout.addWidget(self.ui.iSigma,1,1)
self.ui.doubleSpinBox_2.setParent(None)
self.ui.doubleSpinBox_2 = LogFSpinBox(self)
self.ui.gridLayout.addWidget(self.ui.doubleSpinBox_2,2,1)
self.ui.rSigma.setParent(None)
self.ui.rSigma = LogFSpinBox(self)
self.ui.gridLayout.addWidget(self.ui.rSigma,2,1)
self.ui.removeButton.clicked.connect(self.remove)
#self.ui.subtractConductivityButton.connect(self.subtract)
self.errors = [self.ui.label_7,
self.ui.label_5,
self.ui.label_6]
self.names = [
"iSigma",
"rSigma",
"pwrSigma",
]
self.errors = [self.ui.iSigma_sd,
self.ui.rSigma_sd,
self.ui.pwrSigma_sd]
self.inputs = [self.ui.doubleSpinBox_1,
self.ui.doubleSpinBox_2,
self.ui.doubleSpinBox_3]
self.inputs = [self.ui.iSigma,
self.ui.rSigma,
self.ui.pwrSigma]
self.fixedCheckBoxes = [self.ui.checkBox_1,
self.ui.checkBox_2,
@ -318,6 +330,7 @@ class ConductivityWidget(BaseWidget, QGroupBox):
dsb.valueChanged.connect(self.changeValues)
class PowerLawWidget(BaseWidget, QGroupBox):
def __init__(self, parent=None):
@ -333,6 +346,7 @@ class PowerLawWidget(BaseWidget, QGroupBox):
self.ui.gridLayout.addWidget(self.ui.doubleSpinBox_2,1,1)
self.ui.removeButton.clicked.connect(self.remove)
self.names = ["Amp", "pwrAmp"]
self.errors = [self.ui.label_5,
self.ui.label_6]
@ -345,10 +359,11 @@ class PowerLawWidget(BaseWidget, QGroupBox):
dsb.valueChanged.connect(self.changeValues)
class YaffWidget(BaseWidget, QGroupBox):
class YaffWidget(BaseWidget):
on_model_changed = pyqtSignal()
def __init__(self, parent=None):
QGroupBox.__init__(self)
#QGroupBox.__init__(self)
BaseWidget.__init__(self)
super(YaffWidget, self).__init__(parent)
@ -367,8 +382,28 @@ class YaffWidget(BaseWidget, QGroupBox):
self.ui.doubleSpinBox_6 = LogFSpinBox(self)
self.ui.gridLayout.addWidget(self.ui.doubleSpinBox_6, 9, 1)
self.ui.doubleSpinBox_9.setParent(None)
self.ui.doubleSpinBox_9 = LogFSpinBox(self)
self.ui.gridLayout.addWidget(self.ui.doubleSpinBox_9, 12, 1)
self.ui.removeButton.clicked.connect(self.remove)
self.ui.comboBox.currentIndexChanged.connect(self.change_model)
self.change_model()
self.names = [
"Deps",
"tau_a",
"alpha",
"beta",
"lambda",
"tau_b",
"a",
"b",
"none",
"none"
]
self.errors = [self.ui.label_1,
self.ui.label_2,
self.ui.label_3,
@ -406,3 +441,21 @@ class YaffWidget(BaseWidget, QGroupBox):
]
for dsb in self.inputs:
dsb.valueChanged.connect(self.changeValues)
def getYaffType(self):
return self.ui.comboBox.currentIndex()
def change_model(self):
ndx = self.ui.comboBox.currentIndex()
mask = [
(0,0,0,0,1,1,1,1,1,1),
(0,0,0,0,0,0,1,1,1,1),
(0,0,0,0,0,0,0,0,1,1),
(0,0,0,0,0,0,0,0,0,0),
]
for i,inp in enumerate(self.inputs):
self.inputs[i].setDisabled(mask[ndx][i])
self.errors[i].setDisabled(mask[ndx][i])
self.fixedCheckBoxes[i].setDisabled(mask[ndx][i])
self.errors[i].setText("(---)")
self.on_model_changed.emit()

View File

@ -2,8 +2,8 @@
# Form implementation generated from reading ui file 'PeakGroupBox.ui'
#
# Created: Thu Mar 27 13:33:39 2014
# by: PyQt4 UI code generator 4.10.3
# Created: Thu Apr 10 21:45:49 2014
# by: PyQt4 UI code generator 4.10.4
#
# WARNING! All changes made in this file will be lost!

View File

@ -2,8 +2,8 @@
# Form implementation generated from reading ui file 'PowerLawGroupBox.ui'
#
# Created: Thu Mar 27 13:33:39 2014
# by: PyQt4 UI code generator 4.10.3
# Created: Thu Apr 10 21:45:49 2014
# by: PyQt4 UI code generator 4.10.4
#
# WARNING! All changes made in this file will be lost!

163
QDS.py
View File

@ -18,7 +18,7 @@ from matplotlib import pyplot
from matplotlib.colors import hex2color
#matplotlib.rc_file("default.mplrc")
import numpy as N
import numpy as np
import QDSMain
@ -37,6 +37,8 @@ class AppWindow(QMainWindow):
self.ui = QDSMain.Ui_MainWindow()
self.ui.setupUi(self)
self._last_written_header = None
actions = {
self.ui.actionAdd_Peak:self.addPeak,
self.ui.actionAdd_Cond:self.addCond,
@ -103,7 +105,7 @@ class AppWindow(QMainWindow):
]):
self.signalMapper.setMapping(fit_action, i)
fit_action.triggered.connect(self.signalMapper.map)
self.signalMapper.mapped.connect(self.fitData)
self.signalMapper.mapped.connect(self.fitData_start)
# save fitted values
@ -136,8 +138,8 @@ class AppWindow(QMainWindow):
pltwidgt.disableAutoRange()
pltwidgt.setLabel("bottom", "Frequency", units="Hz")
self.ui.pgPlotWidget_imag.setLabel("left", "(I) Dielectric loss", units="Debye")
self.ui.pgPlotWidget_real.setLabel("left", "(R) Dielectric loss", units="Debye")
self.ui.pgPlotWidget_imag.setLabel("left", u'Dielectric loss ε"' , units="Debye")
self.ui.pgPlotWidget_real.setLabel("left", u"Dielectric loss ε' ", units="Debye")
sc_real = self.ui.pgPlotWidget_real.scene()
sc_real.sigMouseClicked.connect(self.mousePress)
@ -231,58 +233,59 @@ class AppWindow(QMainWindow):
f = open("fitresults.log", "w")
else:
f = open("fitresults.log", "a")
# write header
f.write("#%7s"%('T'))
parfmt = "%8.2f" # T formatting
# if self.Conductivity != None: pass# always true
f.write("%9s%9s%9s " % ("e_s", "sig", "pow_sig"))
parfmt += "%9.3g%9.3g%9.2f " # conductivity formatting
for i, pb in enumerate(self.peakBoxes):
enum_peak = ("e_inf_%i" % i, "tau_%i" % i, "alpha_%i" % i, "beta_%i" % i)
f.write("%9s%9s%9s%9s " % enum_peak)
print enum_peak
parfmt += "%9.3g%9.3g%9.2f%9.2f" # peak formatting
f.write("fit_xlow fit_xhigh") # TODO: store limits
parfmt += "%9.3g%9.3g"
f.write('\n')
f.flush()
#f.write("%3.2f "%(self.data.meta["T"]))
pars = list(self.fitresult)
# prepare header
header="# T "
pars = []
for fcn in self.function_registry.get_registered_functions():
for name in fcn.widget.names: # variable names
header += "{n:11}{n_sd:11}".format(n=name, n_sd=name+"_sd")
for i,par in enumerate(fcn._beta): # params
pars.extend([par])
pars.extend([fcn._sd_beta[i]])
header += "%-11s%-11s\n"%("fit_xlow","fit_xhigh")
# write new header if fit model changed
if self._last_written_header != header:
f.write(header)
f.flush()
self._last_written_header = header
else:
pass
pars.insert(0, self.data.meta["T"])
pars.append(self.data.fit_limits[0])
pars.append(self.data.fit_limits[1])
N.savetxt(f, N.array([pars, ]), fmt=parfmt, delimiter=" ")
pars = np.array([pars])
np.savetxt(f, pars, fmt = '%-10.3e', delimiter=" ")
f.close()
def saveFitFigure(self):
fig = pyplot.figure(figsize=(3.54, 2.75))
font = {'family' : 'sans serif',
'weight' : 'normal',
'size' : 8}
matplotlib.rc('font', **font)
pyplot.grid(linestyle="solid",alpha=0.3, color="0.5")
pyplot.loglog(self.data.frequency, self.data.epsilon.imag, 'bo', markersize=3, label="Data")
pyplot.loglog(self.data.frequency, self.data.epsilon_fit, 'r-', lw=1, label="Fit")
pyplot.loglog(self.data.frequency_fit, self.data.epsilon_fit.imag, 'r-', lw=1.2, label="Fit")
for i,peak in enumerate(self.peakBoxes):
f,eps = peak.get_data()
color = hex2color(str(peak.get_color().name()))
pyplot.loglog(f,eps, ls="--", color=color , lw=0.75, label="Peak %i"%i)
for fcn in self.function_registry.get_registered_functions():
f,eps = fcn.get_data()
pyplot.loglog(f,eps[1], ls=":", color=hex2color(str(fcn.color.name())) , lw=1, dashes=(1,2))
if self.Conductivity != None:
f,eps = self.Conductivity.get_data()
color = hex2color(str(self.Conductivity.get_color().name()))
pyplot.loglog(f,eps, ls="-.", color=color, lw=0.75, label="Cond.")
f,eps = self.Conductivity.get_epsilon_static()
pyplot.loglog(f,eps, ls=":", color=color, lw=0.75, label=r'$\epsilon_0$')
for i in (0,1): pyplot.axvline(x=self.data.fit_limits[i], color='g', ls="--")
for i in (0,1): pyplot.axvline(x=self.data.fit_limits[i], color='b', ls="-", lw=0.5)
pyplot.legend(title = "T=%.1f K"%(self.data.meta["T"]))
pyplot.grid()
pyplot.xlabel('f/Hz')
pyplot.ylabel('eps"')
pyplot.savefig(os.path.splitext(self.filepath)[0]+".png")
pyplot.ylabel(u'ε"')
pyplot.ylim(self.data.epsilon.imag.min(), self.data.epsilon.imag.max() )
#pyplot.savefig(os.path.splitext(self.filepath)[0]+".png")
pyplot.savefig(os.path.splitext(self.filepath)[0]+".pdf")
fig.clear()
@ -291,30 +294,35 @@ class AppWindow(QMainWindow):
_yaff = YAFF(plt_real=self.ui.pgPlotWidget_real,
plt_imag=self.ui.pgPlotWidget_imag,
limits=self.data.fit_limits)
_yaff.blockSignals(True)
_yaff.changedData.connect(self.updatePlot)
_yaff.removeObj.connect(self.delParamterObject)
gg_y = 10**pos.y()
gg_x = 10**pos.x()*2*N.pi
gg_x = 10**pos.x()*2*np.pi
yaff_par = [ gg_y, gg_x , 20.0, 1.0, 0.5, gg_x/100, 1.0, 1.0]
_yaff.setParameter(beta=yaff_par)
self.parameterWidget.add(_yaff.widget)
self.function_registry.register_function(_yaff)
self.updatePlot()
_yaff.blockSignals(False)
def addCond(self, pos):
_conductivity = Conductivity(plt_real=self.ui.pgPlotWidget_real,
plt_imag=self.ui.pgPlotWidget_imag,
limits=self.data.fit_limits)
_conductivity.blockSignals(True)
_conductivity.changedData.connect(self.updatePlot)
_conductivity.removeObj.connect(self.delParamterObject)
cond_par = [0.0, 10**(pos.y() + pos.x())*2*N.pi , 1.0]
cond_par = [0.0, 10**(pos.y() + pos.x())*2*np.pi , 1.0]
_conductivity.setParameter(beta=cond_par)
self.parameterWidget.add(_conductivity.widget)
self.function_registry.register_function(_conductivity)
self.function_registry.register_function(_conductivity) ##todo
self.updatePlot()
_conductivity.blockSignals(False)
def addPowerComplex(self, pos):
@ -324,7 +332,7 @@ class AppWindow(QMainWindow):
_power_complex.changedData.connect(self.updatePlot)
_power_complex.removeObj.connect(self.delParamterObject)
cond_par = [10**(pos.y() + pos.x())*2*N.pi , 1.0]
cond_par = [10**(pos.y() + pos.x())*2*np.pi , 1.0]
_power_complex.setParameter(beta=cond_par)
self.parameterWidget.add(_power_complex.widget)
@ -367,7 +375,7 @@ class AppWindow(QMainWindow):
_peak.changedData.connect(self.updatePlot)
_peak.removeObj.connect(self.delParamterObject)
new_peak = [2*10**pos.y(), 1 / (2*N.pi*10**pos.x()), 1, 1]
new_peak = [2*10**pos.y(), 1 / (2*np.pi*10**pos.x()), 1, 1]
_peak.setParameter(beta = new_peak)
self.function_registry.register_function(_peak)
@ -386,61 +394,54 @@ class AppWindow(QMainWindow):
self.parameterWidget.vlayout.update()
self.updatePlot()
def test(self):
print "test"
@pyqtSlot(np.ndarray)
def test(self, t=None):
print "test",t
def fitData(self, method):
def fitData_start(self, method):
fit_methods = [fit_odr_cmplx, fit_lbfgsb, fit_anneal]
# build function list
p0,funcs,fixed_params = [],[],[]
for fcn in self.function_registry.get_registered_functions():
p0.extend(fcn.getParameter())
funcs.append(fcn.id_string)
#funcs.append(fcn.id_string)
funcs.append(fcn)
fixed_params.extend(fcn.getFixed())
_freq, _fit = self.data.get_data()
# Prepare
# self._fit_thread = QThread()
self._fit_method = FitRoutine()
self._fit_method.moveToThread(self._fit_thread)
self._fit_method.finished_fit.connect(self._fit_thread.quit)
self._fit_method.finished_fit.connect(self.fitData_update)
self._fit_method.fit_odr_cmplx(_freq, _fit, p0, fixed_params, funcs)
self._fit_thread.started.connect(self.test)
self._fit_method.data_ready.connect(self.updateIntermediatePlot)
self._fit_thread.started.connect(self._fit_method.fit)
self._fit_thread.start()
#self._fit_thread.wait()
self.ui.statusbar.showMessage("Fitting ...")
#self._fit_method.moveToThread(self._fit_thread)
#self._fit_thread.start()
#fit_methods[method](_freq, _fit, p0, fixed_params, funcs)
# Run
#el = QEventLoop()
#self._fit_thread.finished.connect(el.quit)
#self._fit_method.fit()
import time
time.sleep(1)
# while True:
# time.sleep(0.5)
# print "waiting..."
# if self._fit_thread.isRunning():
# pass
# else:
def fitData_update(self):
self._fit_thread.quit()
odr_result = self._fit_method.result()
# break
print "Set fit data"
# build function list
p0,funcs,fixed_params = [],[],[]
for fcn in self.function_registry.get_registered_functions():
p0.extend(fcn.getParameter())
funcs.append(fcn)
fixed_params.extend(fcn.getFixed())
#print "Set fit data"
self.data.set_fit(odr_result.beta, funcs)
self.ui.statusbar.showMessage(" ".join(odr_result.stopreason))
result = odr_result.beta
i = 0
for fcn in self.function_registry.get_registered_functions():
num_p = len(fcn.getParameter())
@ -448,15 +449,14 @@ class AppWindow(QMainWindow):
sd_beta = odr_result.sd_beta[i:num_p+i]
fcn.setParameter(beta, sd_beta)
i += num_p
self.updatePlot()
#self.updatePlot()
def openFile(self):
#path = unicode(QFileDialog.getOpenFileName(self, "Open file"))
path = "MCM42PG0_199.96K.dat"
self.filepath=path
# TODO analyize file (LF,MF, HF) and act accordingly
data = N.loadtxt(path, skiprows=4)
data = np.loadtxt(path, skiprows=4)
self.setWindowTitle(os.path.basename(path))
numpat = re.compile('\d+\.\d+')
try:
@ -477,7 +477,7 @@ class AppWindow(QMainWindow):
_die_loss = data[mask, 2]
self.data.set_data(_freq, _die_stor, _die_loss)
self.data.meta["T"] = Temp
self.fit_boundary.setRegion([N.log10(_freq.min()), N.log10(_freq.max())])
self.fit_boundary.setRegion([np.log10(_freq.min()), np.log10(_freq.max())])
self.ui.pgPlotWidget_imag.enableAutoRange()
self.ui.pgPlotWidget_real.enableAutoRange()
self.updatePlot()
@ -488,10 +488,11 @@ class AppWindow(QMainWindow):
def updatePlot(self):
log10fmin, log10fmax = self.fit_boundary.getRegion()
self.data.set_fit_xlimits(10**log10fmin, 10**log10fmax)
p0,funcs = [],[]
for fcn in self.function_registry.get_registered_functions():
p0.extend(fcn.getParameter())
funcs.append(fcn.id_string)
funcs.append(fcn)
# calculate parametrized curve
self.data.set_fit(p0, funcs)
@ -504,8 +505,14 @@ class AppWindow(QMainWindow):
self.data.fitted_curve_imag.setData(self.data.frequency_fit, self.data.epsilon_fit.imag)
else:
self.data.fitted_curve_real.setData([N.nan],[N.nan])
self.data.fitted_curve_imag.setData([N.nan],[N.nan])
self.data.fitted_curve_real.setData([np.nan],[np.nan])
self.data.fitted_curve_imag.setData([np.nan],[np.nan])
def updateIntermediatePlot(self, freq, intermediate_data):
self.data.fitted_curve_real.setData(freq, intermediate_data[0])
self.data.fitted_curve_imag.setData(freq, intermediate_data[1])
def sigint_handler(*args):
"""Handler for the SIGINT signal (CTRL + C).

View File

@ -2,8 +2,8 @@
# Form implementation generated from reading ui file 'QDSMain.ui'
#
# Created: Thu Mar 27 13:33:39 2014
# by: PyQt4 UI code generator 4.10.3
# Created: Thu Apr 10 21:45:49 2014
# by: PyQt4 UI code generator 4.10.4
#
# WARNING! All changes made in this file will be lost!

View File

@ -2,8 +2,8 @@
# Form implementation generated from reading ui file 'StaticGroupBox.ui'
#
# Created: Thu Mar 27 13:33:39 2014
# by: PyQt4 UI code generator 4.10.3
# Created: Thu Apr 10 21:45:49 2014
# by: PyQt4 UI code generator 4.10.4
#
# WARNING! All changes made in this file will be lost!

View File

@ -2,8 +2,8 @@
# Form implementation generated from reading ui file 'YAFFparameters.ui'
#
# Created: Thu Mar 27 13:33:39 2014
# by: PyQt4 UI code generator 4.10.3
# Created: Thu Apr 10 21:45:49 2014
# by: PyQt4 UI code generator 4.10.4
#
# WARNING! All changes made in this file will be lost!
@ -56,6 +56,7 @@ class Ui_Form(object):
self.gridLayout.addWidget(self.doubleSpinBox_1, 2, 1, 1, 1)
self.doubleSpinBox_4 = QtGui.QDoubleSpinBox(Form)
self.doubleSpinBox_4.setSingleStep(0.05)
self.doubleSpinBox_4.setProperty("value", 1.0)
self.doubleSpinBox_4.setObjectName(_fromUtf8("doubleSpinBox_4"))
self.gridLayout.addWidget(self.doubleSpinBox_4, 7, 1, 1, 1)
self.label_111 = QtGui.QLabel(Form)
@ -111,6 +112,7 @@ class Ui_Form(object):
self.gridLayout.addWidget(self.label_type, 0, 0, 1, 1)
self.doubleSpinBox_3 = QtGui.QDoubleSpinBox(Form)
self.doubleSpinBox_3.setSingleStep(0.05)
self.doubleSpinBox_3.setProperty("value", 1.0)
self.doubleSpinBox_3.setObjectName(_fromUtf8("doubleSpinBox_3"))
self.gridLayout.addWidget(self.doubleSpinBox_3, 5, 1, 1, 1)
self.label_huh = QtGui.QLabel(Form)
@ -137,6 +139,8 @@ class Ui_Form(object):
self.label_322.setObjectName(_fromUtf8("label_322"))
self.gridLayout.addWidget(self.label_322, 5, 0, 1, 1)
self.doubleSpinBox_9 = QtGui.QDoubleSpinBox(Form)
self.doubleSpinBox_9.setMinimum(1.0)
self.doubleSpinBox_9.setProperty("value", 1.0)
self.doubleSpinBox_9.setObjectName(_fromUtf8("doubleSpinBox_9"))
self.gridLayout.addWidget(self.doubleSpinBox_9, 12, 1, 1, 1)
self.label_8 = QtGui.QLabel(Form)
@ -173,6 +177,7 @@ class Ui_Form(object):
self.gridLayout.addWidget(self.label_622, 9, 0, 1, 1)
self.doubleSpinBox_7 = QtGui.QDoubleSpinBox(Form)
self.doubleSpinBox_7.setSingleStep(0.05)
self.doubleSpinBox_7.setProperty("value", 1.0)
self.doubleSpinBox_7.setObjectName(_fromUtf8("doubleSpinBox_7"))
self.gridLayout.addWidget(self.doubleSpinBox_7, 10, 1, 1, 1)
self.label_7 = QtGui.QLabel(Form)
@ -189,13 +194,18 @@ class Ui_Form(object):
self.gridLayout.addWidget(self.label_72, 10, 0, 1, 1)
self.doubleSpinBox_8 = QtGui.QDoubleSpinBox(Form)
self.doubleSpinBox_8.setSingleStep(0.05)
self.doubleSpinBox_8.setProperty("value", 1.0)
self.doubleSpinBox_8.setObjectName(_fromUtf8("doubleSpinBox_8"))
self.gridLayout.addWidget(self.doubleSpinBox_8, 11, 1, 1, 1)
self.doubleSpinBox_10 = QtGui.QDoubleSpinBox(Form)
self.doubleSpinBox_10.setMaximum(1.0)
self.doubleSpinBox_10.setSingleStep(0.05)
self.doubleSpinBox_10.setProperty("value", 1.0)
self.doubleSpinBox_10.setObjectName(_fromUtf8("doubleSpinBox_10"))
self.gridLayout.addWidget(self.doubleSpinBox_10, 13, 1, 1, 1)
self.doubleSpinBox_5 = QtGui.QDoubleSpinBox(Form)
self.doubleSpinBox_5.setSingleStep(0.05)
self.doubleSpinBox_5.setProperty("value", 0.8)
self.doubleSpinBox_5.setObjectName(_fromUtf8("doubleSpinBox_5"))
self.gridLayout.addWidget(self.doubleSpinBox_5, 8, 1, 1, 1)
self.doubleSpinBox_2 = QtGui.QDoubleSpinBox(Form)
@ -261,13 +271,13 @@ class Ui_Form(object):
self.label_4.setText(_translate("Form", "TextLabel", None))
self.label_5.setText(_translate("Form", "TextLabel", None))
self.label_522.setText(_translate("Form", "lambda", None))
self.label_112.setText(_translate("Form", "TextLabel", None))
self.label_112.setText(_translate("Form", "s", None))
self.label_9.setText(_translate("Form", "TextLabel", None))
self.label_6.setText(_translate("Form", "TextLabel", None))
self.label_type.setText(_translate("Form", "Type", None))
self.label_huh.setText(_translate("Form", "TextLabel", None))
self.label_2.setText(_translate("Form", "TextLabel", None))
self.label_102.setText(_translate("Form", "TextLabel", None))
self.label_102.setText(_translate("Form", "g", None))
self.label_222.setText(_translate("Form", "tau_a", None))
self.label_322.setText(_translate("Form", "a", None))
self.label_8.setText(_translate("Form", "TextLabel", None))

View File

@ -65,6 +65,9 @@
<property name="singleStep">
<double>0.050000000000000</double>
</property>
<property name="value">
<double>1.000000000000000</double>
</property>
</widget>
</item>
<item row="2" column="0">
@ -119,7 +122,7 @@
<item row="12" column="0">
<widget class="QLabel" name="label_112">
<property name="text">
<string>TextLabel</string>
<string>s</string>
</property>
<property name="alignment">
<set>Qt::AlignRight|Qt::AlignTrailing|Qt::AlignVCenter</set>
@ -167,6 +170,9 @@
<property name="singleStep">
<double>0.050000000000000</double>
</property>
<property name="value">
<double>1.000000000000000</double>
</property>
</widget>
</item>
<item row="1" column="0">
@ -192,7 +198,7 @@
<item row="13" column="0">
<widget class="QLabel" name="label_102">
<property name="text">
<string>TextLabel</string>
<string>g</string>
</property>
<property name="alignment">
<set>Qt::AlignRight|Qt::AlignTrailing|Qt::AlignVCenter</set>
@ -220,7 +226,14 @@
</widget>
</item>
<item row="12" column="1">
<widget class="QDoubleSpinBox" name="doubleSpinBox_9"/>
<widget class="QDoubleSpinBox" name="doubleSpinBox_9">
<property name="minimum">
<double>1.000000000000000</double>
</property>
<property name="value">
<double>1.000000000000000</double>
</property>
</widget>
</item>
<item row="11" column="2">
<widget class="QLabel" name="label_8">
@ -286,6 +299,9 @@
<property name="singleStep">
<double>0.050000000000000</double>
</property>
<property name="value">
<double>1.000000000000000</double>
</property>
</widget>
</item>
<item row="10" column="2">
@ -316,16 +332,32 @@
<property name="singleStep">
<double>0.050000000000000</double>
</property>
<property name="value">
<double>1.000000000000000</double>
</property>
</widget>
</item>
<item row="13" column="1">
<widget class="QDoubleSpinBox" name="doubleSpinBox_10"/>
<widget class="QDoubleSpinBox" name="doubleSpinBox_10">
<property name="maximum">
<double>1.000000000000000</double>
</property>
<property name="singleStep">
<double>0.050000000000000</double>
</property>
<property name="value">
<double>1.000000000000000</double>
</property>
</widget>
</item>
<item row="8" column="1">
<widget class="QDoubleSpinBox" name="doubleSpinBox_5">
<property name="singleStep">
<double>0.050000000000000</double>
</property>
<property name="value">
<double>0.800000000000000</double>
</property>
</widget>
</item>
<item row="3" column="1">

92
data.py
View File

@ -1,12 +1,13 @@
from PyQt4.QtCore import QObject, pyqtSignal, Qt
from PyQt4.QtGui import QColor
import numpy as np
import pyqtgraph as pg
from PyQt4.QtCore import *
import CustomWidgets
import pyqtgraph as pg
from PyQt4.QtCore import *
from mathlib import id_to_color, hn, FitFunctionCreator, Functions
from mathlib import id_to_color, FitFunctionCreator, Functions
import libyaff
class Data:
def __init__(self, frequency=np.zeros(1), die_real=np.zeros(1), die_imag=np.zeros(1)):
@ -16,7 +17,6 @@ class Data:
self.epsilon_fit = die_real*0 + 1j * die_imag*0
myPen_imag = pg.mkPen(width=3, color=(255,255,127))
myPen_real = pg.mkPen(width=3, color=(51,255,127))
#33FF00
self.data_curve_imag = pg.PlotDataItem(x=[np.nan], y=[np.nan],pen=QColor(0,0,0,0), symbol='o',
symbolBrush=(255,127,0,127))
@ -90,16 +90,23 @@ class BaseObject(QObject):
# private varaibles
self.functions = Functions()
#self.functions.step_signal.connect(self.test) # TODO
self._color = QColor("white")
self._id = None
self._widget = None
self._frequency = np.logspace(np.log10(limits[0]), np.log10(limits[1]), 256)
self._data = None
self._func = None
self._beta = None
self._sd_beta = None
self._param_number = 0
def test(self,p):
print "found:",p
@property
def param_number(self):
return self._param_number
@param_number.setter
def param_number(self, num):
self._param_number = num
@property
def id_string(self):
@ -127,11 +134,11 @@ class BaseObject(QObject):
@widget.setter
def widget(self, wdgt):
self._widget = wdgt
self._widget.changedTable.connect(self.updateData)
self._widget.changedTable.connect(self.updateData) # TODO better to use self.setParameter
self._widget.removeMe.connect(self.removeMe)
def getParameter(self):
p = self.widget.getTable()
p = self.widget.getTable() # TODO ugly ... should return self._beta etc ...?
return p
def getFixed(self):
@ -139,6 +146,8 @@ class BaseObject(QObject):
return p
def setParameter(self, beta, sd_beta=None):
self._beta = beta
self._sd_beta = sd_beta
self.widget.updateTable(beta, sd_beta)
self.updateData()
@ -157,6 +166,9 @@ class BaseObject(QObject):
self.data_curve_imag.setData(x=self._frequency, y=self._data[1])
self.changedData.emit()
def function(self,p,x):
raise NotImplementedError, "This needs to be implemented in your subclass"
class Conductivity(BaseObject):
def __init__( self, plt_imag=None, plt_real=None, limits=None ):
super(Conductivity, self).__init__(plt_real=plt_real, plt_imag=plt_imag, limits=limits)
@ -164,12 +176,31 @@ class Conductivity(BaseObject):
self.color = QColor("blue")
self.id_string = "conductivity"
self.param_number = 3
def function(self, p, x ):
om = 2*np.pi*x
sgma, isgma, n = p
cond = sgma/(om**n) + isgma/(1j*om**n) # Jonscher (Universal Dielectric Response: e",e' prop sigma/omega**n
cplx = np.array([cond.real, -cond.imag])
return cplx
class PowerComplex(BaseObject):
def __init__( self, plt_real=None, plt_imag=None, limits=None ):
super(PowerComplex, self).__init__(plt_real=plt_real, plt_imag=plt_imag, limits=limits)
self.widget = CustomWidgets.PowerLawWidget()
self.color = QColor("#ff44c4")
self.id_string = 'power'
self.param_number = 2
def function( self, p, x ):
om = 2*np.pi*x
sgma,n = p
power = sgma/(om*1j)**n
cplx = np.array([power.real, -power.imag])
return cplx
class Static(BaseObject):
def __init__( self, plt_real=None, plt_imag=None, limits=None ):
@ -177,20 +208,59 @@ class Static(BaseObject):
self.widget = CustomWidgets.StaticWidget()
self.color = QColor('#FF0F13')
self.id_string = 'static'
self.param_number = 1
def function( self, p, x ):
eps_inf = p[0]
static = np.ones( (2,x.size) )*eps_inf
static[1,:] *= 0 # set imag part zero
return static
class Peak(BaseObject):
def __init__( self, id_num=None, plt_real=None, plt_imag=None, limits=None ):
super(Peak, self).__init__(plt_real=plt_real, plt_imag=plt_imag, limits=limits)
self.widget = CustomWidgets.PeakWidget()
self.widget.setColor(self.color)
self.widget.setId(id_num)
self.color = id_to_color(id_num)
self.widget.setColor(self.color)
self.id_num = id_num
self.id_string = "hn"
self.param_number = 4
def function( self, p, x ):
eps,t,a,b = p
om = 2*np.pi*x
hn = eps/(1+(1j*om*t)**a)**b
cplx = np.array([hn.real, -hn.imag])
return cplx
class YAFF(BaseObject):
def __init__( self, plt_real=None, plt_imag=None, limits=None ):
super(YAFF, self).__init__(plt_real=plt_real, plt_imag=plt_imag, limits=limits)
self.widget = CustomWidgets.YaffWidget()
self.widget.on_model_changed.connect(self.change_model)
self.id_string = "yaff"
self._libyaff = libyaff.Yaff(self.widget.getYaffType())
self._param_number = self._libyaff.params
@property
def param_number(self):
return self._param_number
@param_number.setter
def param_number(self, num=None):
self._param_number = self._libyaff.params
def change_model(self):
self._libyaff = libyaff.Yaff(self.widget.getYaffType())
self.param_number = self._libyaff.params
self.updateData()
def function( self, p, x ):
ya = self._libyaff.loss( p[:self.param_number], x)
cplx = np.array([ya.imag, ya.real])
return cplx

View File

@ -2,7 +2,7 @@
# Resource object code
#
# Created: Do. Mär. 27 13:33:39 2014
# Created: Do. Apr. 10 21:45:48 2014
# by: The Resource Compiler for PyQt (Qt v4.8.5)
#
# WARNING! All changes made in this file will be lost!

View File

@ -1,7 +1,7 @@
__author__ = 'markusro'
from numpy import *
import mathlib
import multiprocessing
from PyQt4.QtCore import pyqtSignal, QObject
@ -22,15 +22,30 @@ def filon(oms, unsorted_x,unsorted_y):
#-y[0]/om
return amps
class PhiT:
def __init__(self, dist_x, dist_y):
self.dist_x = dist_x
self.dist_y = dist_y
def __call__(self,t):
kern = self.dist_y*exp(-t/self.dist_x)
phi = scipy.integrate.simps(kern,log(self.dist_x))
return phi
class Yaff(QObject):
step_signal = pyqtSignal(list)
def __init__(self, dist_type=0):
super(Yaff,self).__init__()
self.dist_x = logspace(-10,5,512)
self.dist_y = zeros(self.dist_x.size)
self.dist_type = [self.yaff,
self.yaff_gg,
][dist_type]
yaff = [
(self.yaff_gg, 4),
(self.yaff_gge, 6),
(self.yaff, 8),
(self.yaff_extended, 10),
]
self.loss, self.params = yaff[dist_type]
def gg(self, p, tau):
tau0, a, b = p
@ -68,12 +83,24 @@ class Yaff(QObject):
epp[i] += 1j*scipy.integrate.simps(kern_imag,log(dist_x))
return epp
def dist_to_relax(self, ts,dist_x,dist_y):
def dist_to_relax_(self, ts,dist_x,dist_y):
phi = zeros(len(ts))
for i,t in enumerate(ts):
phi[i] = self.phi_t(t,dist_x,dist_y)
return phi
def dist_to_relax(self, ts,dist_x,dist_y):
phi = zeros(len(ts))
pool = multiprocessing.Pool()
result = pool.map(PhiT(dist_x,dist_y), ts)
pool.close()
pool.terminate()
pool.join()
return array(result)
def phi_t(self, t, dist_x, dist_y):
kern = dist_y*exp(-t/dist_x)
phi = scipy.integrate.simps(kern,log(dist_x))
@ -101,6 +128,31 @@ class Yaff(QObject):
epp += s_c/(2*pi*x)
return epp
def yaff_extended(self, p,x, cb=None):
"""
GG + GB
"""
delta_eps, tau1, a1, b1, lambd, tau2, a2, b2, s, g = p
dist_ggb = self.ggb(p=[tau2,a2,b2], tau=self.dist_x)
dist_gg = self.gg_hw (p=[tau1,a1,b1,s,g], tau=self.dist_x)
ts = logspace(-10,5,512)
self.dist_y = dist_ggb
phi_beta = self.dist_to_relax(ts, self.dist_x, self.dist_y).real
self.dist_y = dist_gg
phi_alpha = self.dist_to_relax(ts, self.dist_x, self.dist_y).real
# William-Watts-Ansatz
phi_tot = (1-lambd) + lambd*phi_beta
phi_tot *= phi_alpha
epp = delta_eps*2*pi*x*filon(2*pi*x, ts, phi_tot)
self.step_signal.emit(list(p))
return epp
def yaff(self, p,x, cb=None):
"""
GG + GB
@ -110,36 +162,49 @@ class Yaff(QObject):
dist_ggb = self.ggb(p=[tau2,a2,b2], tau=self.dist_x)
dist_gg = self.gg (p=[tau1,a1,b1], tau=self.dist_x)
ts = logspace(-10,5,768)
phi_beta = self.dist_to_relax(ts, self.dist_x, dist_ggb).real
phi_alpha = self.dist_to_relax(ts, self.dist_x, dist_gg).real
ts = logspace(-10,5,512)
self.dist_y = dist_ggb
phi_beta = self.dist_to_relax(ts, self.dist_x, self.dist_y).real
self.dist_y = dist_gg
phi_alpha = self.dist_to_relax(ts, self.dist_x, self.dist_y).real
# William-Watts-Ansatz
phi_tot = (1-lambd) + lambd*phi_beta
phi_tot *= phi_alpha
epp = delta_eps*2*pi*x*filon(2*pi*x, ts, phi_tot)
self.step_signal.emit(list(p))
if cb != None:
cb.next(p,x,epp)
self.step_signal.emit(list(p))
return epp
def yaff_gg(self, p,x, cb=None):
"""
GG
"""
delta_eps, s_c, tau1,a1,b1 = p
dist_gg = gg(dist_t,tau1,a1,b1)
phi_alpha = dist_to_relax(ts, dist_t, dist_gg).real
epp = delta_eps*2*pi*x*filon(2*pi*x, ts, phi_alpha ).real
# epp = dist_to_eps(2*pi*x, dist_t, dist_gg ).real
epp += s_c/(2*pi*x)
if cb != None:
cb(p,x,epp)
delta_eps, tau1,a1,b1 = p
ts = logspace(-10,5,512)
dist_gg = self.gg(p=[tau1,a1,b1], tau=self.dist_x)
self.dist_y = dist_gg
phi_alpha = self.dist_to_relax(ts, self.dist_x, self.dist_y).real
epp = delta_eps*2*pi*x*filon(2*pi*x, ts, phi_alpha )
self.step_signal.emit(list(p))
return epp
def yaff_gge(self, p,x):
"""
GG
"""
delta_eps, tau1, a1, b1, s, g = p
ts = logspace(-10,5,512)
dist_gg = self.gg_hw(p=[tau1, a1, b1, s, g], tau=self.dist_x)
self.dist_y = dist_gg
phi_alpha = self.dist_to_relax(ts, self.dist_x, self.dist_y).real
epp = delta_eps*2*pi*x*filon(2*pi*x, ts, phi_alpha )
self.step_signal.emit(list(p))
return epp
def show_correlations(cov, ax):
cor = zeros(cov.shape)
for i in range(cor.shape[0]):

View File

@ -2,7 +2,7 @@
__author__ = 'markusro'
from PyQt4.QtGui import QColor
from PyQt4.QtCore import QObject,pyqtSignal,QThread
from PyQt4.QtCore import QObject,pyqtSignal,QThread,pyqtSlot
import numpy as np
@ -136,7 +136,6 @@ def tau_peak(f, a, b):
### define funcs here
class Functions(QObject):
step_signal = pyqtSignal(list)
def __init__(self):
super(Functions,self).__init__()
self.list = {
@ -160,9 +159,8 @@ class Functions(QObject):
def cond_cmplx(self, p, x):
om = 2*np.pi*x
sgma, isgma, n = p
cond = sgma/(om**n) + isgma/(1j*om**n)# Jonscher (Universal Dielectric Response: e",e' prop sigma/omega**n
cond = sgma/(om**n) + isgma/(1j*om**n) # Jonscher (Universal Dielectric Response: e",e' prop sigma/omega**n
cplx = np.array([cond.real, -cond.imag])
self.step_signal.emit(list(p))
return cplx
def power_cmplx(self, p, x):
@ -182,7 +180,6 @@ class Functions(QObject):
def yaff(self,p,x):
ya = self.YAFF.yaff(p[:8],x)
cplx = np.array([ya.imag, ya.real])
self.step_signal.emit(list(p))
return cplx
def get(self,name):
@ -191,12 +188,34 @@ class Functions(QObject):
def get_function(self,name):
return self.list[name][0]
class FitFunctionCreator:
class FitFunctionCreator(QObject):
new_data = pyqtSignal(np.ndarray, np.ndarray)
def __init__(self):
super(FitFunctionCreator,self).__init__()
self.data = None
self.functions = Functions()
def fitfcn(self, p0, x, *funcs):
if x.ndim == 2:
self.data = np.zeros( x.shape )
else:
self.data = np.zeros( (2,x.size) )
ndx = 0
for fn in funcs: # loop over functions and add the results
f, num_p = fn.function, fn.param_number
p = p0[ndx:ndx + num_p]
if x.ndim == 2:
x = x[0]
result = f(p, x)
self.data += result # fit functions take only 1-dim x
ndx += num_p
self.new_data.emit(x, self.data)
return self.data
def _fitfcn(self, p0, x, *funcs):
if x.ndim == 2:
self.data = np.zeros( x.shape )
else:
@ -210,6 +229,7 @@ class FitFunctionCreator:
result = f(p, x)
self.data += result # fit functions take only 1-dim x
ndx += num_p
self.new_data.emit(x, self.data)
return self.data
@ -233,10 +253,11 @@ def fit_odr_cmplx(x, y, p0, fixed, fcns):
class FitRoutine(QObject):
finished_fit = pyqtSignal()
data_ready = pyqtSignal([])
data_ready = pyqtSignal(np.ndarray, np.ndarray)
def __init__(self):
super(FitRoutine,self).__init__()
self.f = FitFunctionCreator()
self.f.new_data.connect(self.data_ready.emit)
self._fitter = self.fit_odr_cmplx
self._odr_fit = None
@ -248,7 +269,6 @@ class FitRoutine(QObject):
def fitter(self,f):
self._fitter = f
def fit_odr_cmplx(self, x, y, p0, fixed, fcns):
#if x.ndim < 2:
# x = N.resize(x, (2,x.size))
@ -264,10 +284,10 @@ class FitRoutine(QObject):
mod = odr.Model(self.f.fitfcn, extra_args=fcns)
self._odr_fit = odr.ODR(dat, mod, p0, ifixx=(0,), ifixb=fixed, maxit=10)
@pyqtSlot()
def fit(self):
#print "TID in FitRoutine", QThread.thread()
self._odr_fit.run()
print "emit finished"
self.finished_fit.emit()
def result(self):
@ -279,7 +299,7 @@ class FunctionRegister:
def __init__(self):
self.registry = {}
def register_function(self,obj):
def register_function(self, obj):
#print "FR: Registering:",obj
id_string = obj.id_string
if self.registry.has_key(obj):