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Code cleanup

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This commit is contained in:
Marcel Paffrath 2016-05-17 11:53:32 +02:00
parent 019b801603
commit ca77b06293
1 changed files with 27 additions and 14 deletions
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41
pylot/core/active/activeSeismoPick.py
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@ -4,11 +4,10 @@ import numpy as np
from pylot.core.active import seismicshot
from pylot.core.active.surveyUtils import cleanUp
class Survey(object):
def __init__(self, path, sourcefile, receiverfile, useDefaultParas=False):
'''
The Survey Class contains all shots [type: seismicshot] of a survey
The Survey Class contains all shots [class: Seismicshot] of a survey
as well as the aquisition geometry and the topography.
It contains methods to pick all traces of all shots.
@ -24,7 +23,7 @@ class Survey(object):
self._generateSurvey()
self._initiateFilenames()
if useDefaultParas == True:
self.setParametersForShots()
self.setParametersForAllShots()
self._removeAllEmptyTraces()
self._updateShots()
@ -51,32 +50,36 @@ class Survey(object):
print ("Total number of traces: %d \n" % self.countAllTraces())
def _removeAllEmptyTraces(self):
filename = 'removeEmptyTraces.out'
'''
Removes traces of the dataset that are not found in the input receiver files.
'''
logfile = 'removeEmptyTraces.out'
count = 0
for shot in self.data.values():
removed = shot.removeEmptyTraces()
if removed is not None:
if count == 0: outfile = open(filename, 'w')
if count == 0: outfile = open(logfile, 'w')
count += 1
outfile.writelines('shot: %s, removed empty traces: %s\n'
% (shot.getShotnumber(), removed))
print ("\nremoveEmptyTraces: Finished! Removed %d traces" % count)
if count > 0:
print ("See %s for more information "
"on removed traces." % (filename))
"on removed traces." % (logfile))
outfile.close()
def _updateShots(self):
'''
Removes traces that do not exist in the dataset for any reason.
Removes traces that do not exist in the dataset for any reason,
but were set in the input files.
'''
filename = 'updateShots.out'
logfile = 'updateShots.out'
count = 0;
countTraces = 0
for shot in self.data.values():
del_traceIDs = shot.updateTraceList()
if len(del_traceIDs) > 0:
if count == 0: outfile = open(filename, 'w')
if count == 0: outfile = open(logfile, 'w')
count += 1
countTraces += len(del_traceIDs)
outfile.writelines("shot: %s, removed traceID(s) %s because "
@ -87,36 +90,37 @@ class Survey(object):
"%d traces" % (count, countTraces))
if count > 0:
print ("See %s for more information "
"on removed traces." % (filename))
"on removed traces." % (logfile))
outfile.close()
def setArtificialPick(self, traceID, pick):
'''
Sets an artificial pick for a traceID of all shots in the survey object.
(This can be used to create a pick with t = 0 at the source origin)
(Commonly used to generate a travel time t = 0 at the source origin)
'''
for shot in self.data.values():
shot.setPick(traceID, pick)
def setParametersForShots(self, cutwindow=(0, 0.2), tmovwind=0.3, tsignal=0.03, tgap=0.0007):
def setParametersForAllShots(self, cutwindow=(0, 0.2), tmovwind=0.3, tsignal=0.03, tgap=0.0007):
if (cutwindow == (0, 0.2) and tmovwind == 0.3 and
tsignal == 0.03 and tgap == 0.0007):
print ("Warning: Standard values used for "
"setParamters. This might not be clever.")
# CHANGE this later. Parameters only needed for survey, not for each shot.
for shot in self.data.values():
shot.setCut(cutwindow)
shot.setTmovwind(tmovwind)
shot.setTsignal(tsignal)
shot.setTgap(tgap)
shot.setOrder(order=4)
print ("setParametersForShots: Parameters set to:\n"
print ("setParametersForAllShots: Parameters set to:\n"
"cutwindow = %s, tMovingWindow = %f, tsignal = %f, tgap = %f"
% (cutwindow, tmovwind, tsignal, tgap))
def setManualPicksFromFiles(self, directory='picks'):
'''
Read manual picks from *.pck files in a directory.
Can be used for comparison of automatic and manual picks.
The * must be identical with the shotnumber.
'''
for shot in self.data.values():
@ -125,6 +129,7 @@ class Survey(object):
def getDiffsFromManual(self):
'''
Returns a dictionary with the differences between manual and automatic pick for all shots.
Key: Seismicshot [object]
'''
diffs = {}
for shot in self.data.values():
@ -136,6 +141,10 @@ class Survey(object):
return diffs
def plotDiffs(self):
'''
Creates a plot of all Picks colored by the
difference between automatic and manual pick.
'''
import matplotlib.pyplot as plt
diffs = [];
dists = [];
@ -163,8 +172,12 @@ class Survey(object):
ax.set_xlabel('Distance [m]')
ax.set_ylabel('Time [s]')
ax.text(0.5, 0.95, 'Plot of all MANUAL picks', transform=ax.transAxes, horizontalalignment='center')
plt.legend()
def plotHist(self, nbins=20, ax=None):
'''
Plot a histogram of the difference between automatic and manual picks.
'''
import matplotlib.pyplot as plt
plt.interactive(True)
diffs = []