def single_deconvolve(filelist, krn_size, psf_width, vb):
## Deconvolve all FITS images in list
for infile in filelist:
## Run SExtractor to generate source-catalogue
catfile = SD.SEx(infile, vb)
## Run PSFEx to generate model image of PSF
psf_obs = SD.PSFEx(catfile, "snap", vb)
##--------------------------------------------------------------------
## Intermediate step: convert PSF image to an array
psf_obs = IM.pngcropwhite(IM.fits_pix(psf_obs))
##--------------------------------------------------------------------
## Make target psf array
gaussparams = DT.moments(psf_obs)
if type(psf_width) is float:
gaussparams[1]=gaussparams[2]=psf_width#AsecToPix(psf_width,infile)
psf_ref = DT.Gauss_2D(*gaussparams)
#scipy.misc.imsave("./ref_"+str(psf_width)+".png",psf_ref)
##--------------------------------------------------------------------
## Calculate deconvolution-kernel array
## Kernel size = psf width -- assume this is ~ correlation length-scale
krn_size = 3*int(max(gaussparams[1:3])) ### ONLY APPROPRIATE when using simdec
kernarr = DT.get_kernel(psf_obs, psf_ref,[krn_size,krn_size],vb)
## Deconvolve image
DT.deconvolve_image(infile, kernarr, vb)
return
def getBinaryAreas(filesSubset, lowerThreshold, DEBUG = False):
binaryImageAreas = []
for i in range(len(filesSubset)):
if i % 100 == 0 and DEBUG: print("recieved areas up to pulse: {}".format(i))
jellyimage = im.getJellyImageFromFile(str(filesSubset[i]))
jellyimagebinary = im.getBinaryJelly(jellyimage, lowerThreshold)
jellyBinaryArea = im.findBinaryArea(jellyimagebinary)
binaryImageAreas.append(jellyBinaryArea)
return binaryImageAreas
def downturnFinder(files, refactoryPeriod, lowerThresh, numberOfConsecutiveDrops, peak2InflectionDiff, peak2TroughDiff, DEBUG = False):
print('searching for peaks (downturnfinder)')
i = 0
numFiles = len(files)
peakIndicies = []
# initializes lists with 'numberOfConsecutiveDrops' of files
def reinitializeTestFramesAndAreas(j):
testFrames = [] # this list should never be more than 5 entries long, ex. [51, 52, 53, 54, 55]
testAreas = [] # this list should never be more than 5 entries long, ex. [253, 255, 256, 255, 255]
while len(testFrames) < numberOfConsecutiveDrops and j < numFiles:
image = im.getJellyImageFromFile(files[j])
binary_image = im.getBinaryJelly(image, lowerThresh)
area = im.findBinaryArea(binary_image)
testFrames.append(j)
testAreas.append(area)
j += 1
return testFrames, testAreas, j
testFrames, testAreas, i = reinitializeTestFramesAndAreas(i)
while i < numFiles:
isDownturn = dm.is_downturn(0, testAreas, numberOfConsecutiveDrops)
if DEBUG: print('i: {}, isDownturn: {}, testAreas: {}, testFrames: {}'.format(i, isDownturn, testAreas, testFrames))
if isDownturn:
peak = i - numberOfConsecutiveDrops
if peak + peak2InflectionDiff >= 0 and peak + peak2TroughDiff < numFiles:
peakIndicies.append(peak)
i += refactoryPeriod
testFrames, testAreas, i = reinitializeTestFramesAndAreas(i)
else:
testFrames.pop(0)
testAreas.pop(0)
image = im.getJellyImageFromFile(files[i])
binary_image = im.getBinaryJelly(image, lowerThresh)
area = im.findBinaryArea(binary_image)
testFrames.append(i)
testAreas.append(area)
i += 1
return peakIndicies
def reinitializeTestFramesAndAreas(j):
testFrames = [] # this list should never be more than 5 entries long, ex. [51, 52, 53, 54, 55]
testAreas = [] # this list should never be more than 5 entries long, ex. [253, 255, 256, 255, 255]
while len(testFrames) < numberOfConsecutiveDrops and j < numFiles:
image = im.getJellyImageFromFile(files[j])
binary_image = im.getBinaryJelly(image, lowerThresh)
area = im.findBinaryArea(binary_image)
testFrames.append(j)
testAreas.append(area)
j += 1
return testFrames, testAreas, j
def autoLowerThreshold(averageTroughBinaryArea, peak2TroughDiff, peaksOnBinaryImage, fileSubset, thresholdingDir, recordingName):
# completed automated based on averageTroughBinaryArea
thresholdStep = 0.005
chosenThreshold = 0.05
testTroughAverage = averageTroughBinaryArea + 1
while testTroughAverage > averageTroughBinaryArea:
chosenThreshold += thresholdStep
troughAreas = []
for i, peak in enumerate(peaksOnBinaryImage):
if peak + peak2TroughDiff < len(fileSubset):
troughInfile = fileSubset[peak + peak2TroughDiff]
troughImg = im.getJellyGrayImageFromFile(troughInfile)
binaryTroughImg = im.getBinaryJelly(troughImg, chosenThreshold)
jellyTroughBinaryArea = im.findBinaryArea(binaryTroughImg)
troughAreas.append(jellyTroughBinaryArea)
testTroughAverage = np.mean(troughAreas)
print('chosenThreshold: {} (test area, {}; target area, {})'.format(chosenThreshold, testTroughAverage,
averageTroughBinaryArea))
for i, peak in enumerate(peaksOnBinaryImage):
if peak + peak2TroughDiff < len(fileSubset):
peakInfile = fileSubset[peak]
troughInfile = fileSubset[peak + peak2TroughDiff]
peakImg = im.getJellyGrayImageFromFile(peakInfile)
troughImg = im.getJellyGrayImageFromFile(troughInfile)
binaryPeakImg = im.getBinaryJelly(peakImg, chosenThreshold)
binaryTroughImg = im.getBinaryJelly(troughImg, chosenThreshold)
im.saveJellyPlot(im.juxtaposeImages(np.array([[binaryPeakImg, binaryTroughImg]])),
(thresholdingDir / '{}_thresholdVerification_{}.png'.format(recordingName, peak)))
return chosenThreshold
def get_init_movie(frames):
movie_frame_list = []
for frame in frames:
movie_frame_list.append(im.getJellyGrayImageFromFile(frame))
init_movie_np = np.array(movie_frame_list)
return init_movie_np
def simultaneous_deconvolve(filelist, krn_size, vb): s2_max = 0.0 ## Find largest PSF in ensemble for infile in filelist: ## Run SExtractor to generate source-catalogue catfile = SD.SEx(infile, vb) ## Run PSFEx to generate model image of PSF psf_obs = SD.PSFEx(catfile, "snap", vb) ### NEED to find FWHM from images without going through the ### following rigmarole: ## Convert PSF image to an array psf_obs = IM.pngcropwhite(IM.fits_pix(psf_obs)) ## Here is how we decide what PSF to use ## Product of the two widths = s2 m=DT.moments(psf_obs) s2 = m[1]*m[2] ## Which image has largest s2? Call this psf_OBS. if s2 > s2_max: s2_max = s2 psf_OBS = psf_obs ##------------------------------------------------------------ ## Make target psf array psf_ref = DT.Gauss_2D(*DT.moments(psf_OBS)) ## Calculate kernel array for obs->ref kernarr = DT.get_kernel(psf_OBS, psf_ref, [krn_size,krn_size],vb) ##------------------------------------------------------------ ## Deconvolve to the target PSF for infile in filelist: DT.deconvolve_image(infile, kernarr, vb) return
def simultaneous_deconvolve(filelist, krn_size, vb):
s2_max = 0.0
## Find largest PSF in ensemble
for infile in filelist:
## Run SExtractor to generate source-catalogue
catfile = SD.SEx(infile, vb)
## Run PSFEx to generate model image of PSF
psf_obs = SD.PSFEx(catfile, "snap", vb)
### NEED to find FWHM from images without going through the
### following rigmarole:
## Convert PSF image to an array
psf_obs = IM.pngcropwhite(IM.fits_pix(psf_obs))
## Here is how we decide what PSF to use
## Product of the two widths = s2
m = DT.moments(psf_obs)
s2 = m[1] * m[2]
## Which image has largest s2? Call this psf_OBS.
if s2 > s2_max:
s2_max = s2
psf_OBS = psf_obs
##------------------------------------------------------------
## Make target psf array
psf_ref = DT.Gauss_2D(*DT.moments(psf_OBS))
## Calculate kernel array for obs->ref
kernarr = DT.get_kernel(psf_OBS, psf_ref, [krn_size, krn_size], vb)
##------------------------------------------------------------
## Deconvolve to the target PSF
for infile in filelist:
DT.deconvolve_image(infile, kernarr, vb)
return
def single_deconvolve(filelist, krn_size, vb):
## Deconvolve all FITS images in list
for infile in filelist:
## Run SExtractor to generate source-catalogue
catfile = SD.SEx(infile, vb)
## Run PSFEx to generate model image of PSF
psf_obs = SD.PSFEx(catfile, "snap", vb)
## Intermediate step: convert PSF image to an array
psf_obs = IM.pngcropwhite(IM.fits_pix(psf_obs))
## Make target psf array
psf_ref = DT.Gauss_2D(*DT.moments(psf_obs))
## Calculate kernel array
kernarr = DT.get_kernel(psf_obs, psf_ref, [krn_size, krn_size], vb)
## Deconvolve image
DT.deconvolve_image(infile, kernarr, vb)
return
def single_deconvolve(filelist, krn_size, vb): ## Deconvolve all FITS images in list for infile in filelist: ## Run SExtractor to generate source-catalogue catfile = SD.SEx(infile, vb) ## Run PSFEx to generate model image of PSF psf_obs = SD.PSFEx(catfile, "snap", vb) ## Intermediate step: convert PSF image to an array psf_obs = IM.pngcropwhite(IM.fits_pix(psf_obs)) ## Make target psf array psf_ref = DT.Gauss_2D(*DT.moments(psf_obs)) ## Calculate kernel array kernarr = DT.get_kernel(psf_obs, psf_ref,[krn_size,krn_size],vb) ## Deconvolve image DT.deconvolve_image(infile, kernarr, vb) return
def dynamicRangeImg(peaksOnBinaryImage, fileSubset, peak2InflectionDiff,
peak2TroughDiff):
dynamicRangeImagesMasked = []
# getting dynamic range images for testing
for i, peak in enumerate(peaksOnBinaryImage):
troughInfile = fileSubset[peak + peak2TroughDiff]
relaxedInfile = fileSubset[peak + peak2InflectionDiff]
peakInfile = fileSubset[peak]
troughImg = im.getJellyGrayImageFromFile(troughInfile)
relaxedImg = im.getJellyGrayImageFromFile(relaxedInfile)
peakImg = im.getJellyGrayImageFromFile(peakInfile)
# misnomer
peakDiff = im.getGrayscaleImageDiff_absolute(troughImg, peakImg)
binaryPeakDiff = im.getBinaryJelly(peakDiff, lower_bound=0.05)
dynamicRangeImg = im.dynamicRangeImg_AreaBased(relaxedImg,
binaryPeakDiff, 5)
dynamicRangeImagesMasked.append(dynamicRangeImg)
return np.average(dynamicRangeImagesMasked, axis=0)
def initialize_params(files, startingFrameNum):
global lowerThreshold
global pathOfCurrentParamDF
global segmentVerificationDir
global movementSegment
global currentSegmentStartingFrame
global currentSegmentEndingFrame
global isChunkAnalysisFinished
currentSegmentStartingFrame = startingFrameNum
currentSegmentEndingFrame = startingFrameNum
reinitializeElapsedTime()
saveSegmentVariableParams()
if startingFrameNum != 0:
movementSegment += 1
if startingFrameNum + numFramesForParamInitialization < framesInChunk:
fileSubset = files[startingFrameNum:startingFrameNum +
numFramesForParamInitialization]
else:
fileSubset = files[startingFrameNum:]
# create segment directory named with global movement segment
segmentName = '{}_{}_{:03}'.format(recordingName, chunkName,
movementSegment)
segmentVerificationDir = dm.makeOutDir(segmentDir, segmentName)
pathOfCurrentParamDF = segmentVerificationDir / '{}_params.csv'.format(
segmentName)
saveSegmentVariableParams()
thresholdingDir = dm.makeOutDir(segmentVerificationDir,
'{}_ThresholdingPlots'.format(segmentName))
plotDir = dm.makeOutDir(segmentVerificationDir,
'{}_AngleVerificationPlots'.format(segmentName))
centroidDir = dm.makeOutDir(
segmentVerificationDir,
'{}_CentroidVerificationPlots'.format(segmentName))
segmentOrientationDir = dm.makeOutDir(
segmentVerificationDir,
'{}_RelaxedFramesForOrientation'.format(segmentName))
dynamicRangeDir = dm.makeOutDir(
segmentVerificationDir,
'{}_dynamicRangeNormalizationImages'.format(segmentName))
if DEBUG: print('loading initialization stack\n')
init_movie = init.get_init_movie(fileSubset)
if DEBUG: print('calculating lowerThreshold\n')
lowerThreshold = init.autoLowerThreshold(
init_movie, roughness_saveOut_dir=thresholdingDir)
saveSegmentVariableParams()
# get areas of jellies both the region and the whole value true in binary image.
binaryImageAreas = init.getBinaryAreas(init_movie, lowerThreshold)
peaksOnBinaryImage = init.downturnFinder(
init_movie, postPeakRefractoryPeriod, lowerThreshold,
numConsecutiveDrops, peak2InflectionDiff, peak2TroughDiff)
plotOutpath = segmentVerificationDir / '{}_areaPlot.png'.format(
segmentName)
init.saveAreasPlot(binaryImageAreas, peaksOnBinaryImage, plotOutpath, [
peak2InflectionDiff, peak2InflectionDiff + inflectionTestDiff,
peak2TroughDiff
], postPeakRefractoryPeriod)
saveSegmentVariableParams()
i = 0
while i < len(peaksOnBinaryImage):
if peaksOnBinaryImage[
i] + peak2InflectionDiff < 0 or peaksOnBinaryImage[
i] + peak2TroughDiff >= numFramesForParamInitialization:
peaksOnBinaryImage.pop(i)
else:
i += 1
for i, peak in enumerate(peaksOnBinaryImage):
relaxedInfile = fileSubset[peak + peak2InflectionDiff]
testInfile = fileSubset[peak + peak2InflectionDiff +
inflectionTestDiff]
peakInfile = fileSubset[peak]
troughInfile = fileSubset[peak + peak2TroughDiff]
relaxedImg = im.getJellyGrayImageFromFile(relaxedInfile)
testImg = im.getJellyGrayImageFromFile(testInfile)
peakImg = im.getJellyGrayImageFromFile(peakInfile)
troughImg = im.getJellyGrayImageFromFile(troughInfile)
centroidDiff = im.getGrayscaleImageDiff_absolute(troughImg, relaxedImg)
binaryCentroidDiff = im.getBinaryJelly(centroidDiff, lower_bound=0.05)
centroidRegion = im.findJellyRegion(binaryCentroidDiff)
centroid = im.findCentroid_boundingBox(centroidRegion)
centroidVerOutFile = centroidDir / 'centroid for {}_{:03}.png'.format(
segmentName, peak + peak2InflectionDiff)
im.saveJellyPlot(
im.getCentroidVerificationImg(centroidDiff, binaryCentroidDiff,
centroid), centroidVerOutFile)
if i == 0:
orientationFrameStamp = dm.getFrameNumFromFile(peakInfile)
orientationTimeStamp = int(orientationFrameStamp / framerate)
orientationOutFile = orientationDir / '{}_ts_{:02}h_{:02}m_{:02}s_{:03}.png'.format(
chunkName, int(orientationTimeStamp / 3600),
int(orientationTimeStamp / 60) % 60, orientationTimeStamp % 60,
movementSegment)
im.saveJellyPlot(relaxedImg, orientationOutFile,
[centroid, (centroid[0], 15)])
orientationOutFile = segmentOrientationDir / 'relaxedFrame_{:03}.png'.format(
peak + peak2InflectionDiff)
im.saveJellyPlot(relaxedImg, orientationOutFile,
[centroid, (centroid[0], 15)])
peakDiff = im.getGrayscaleImageDiff_absolute(troughImg, peakImg)
binaryPeakDiff = im.getBinaryJelly(peakDiff,
lower_bound=0.05,
upper_bound=1)
averagedDynamicRangeMaskedImg = im.dynamicRangeImg_AreaBased(
relaxedImg, binaryPeakDiff, 5)
dynamicRangeImgOutfile = dynamicRangeDir / 'dynamicRangeImg_{:03}.png'.format(
peak + peak2InflectionDiff)
im.saveJellyPlot(averagedDynamicRangeMaskedImg, dynamicRangeImgOutfile)
testDiff = im.getGrayscaleImageDiff_absolute(testImg, relaxedImg)
normalizedTestDiff = testDiff / averagedDynamicRangeMaskedImg
binaryDiffImg = im.getBinaryJelly(
normalizedTestDiff, lower_bound=inflectionTestBinaryThreshold)
biggestRegion = im.findJellyRegion(binaryDiffImg)
if biggestRegion is not None:
local_com = im.findCentroid_regionProp(biggestRegion)
zeroDegreePoint = (centroid[0], 0)
testingOutfile = plotDir / 'testPlot for {} - {:03}.png'.format(
segmentName, peak + peak2InflectionDiff)
im.saveJellyPlot(binaryDiffImg, testingOutfile,
[centroid, zeroDegreePoint, local_com])
else:
testingOutfile = plotDir / 'testPlot for {} - {:03}.png'.format(
segmentName, peak + peak2InflectionDiff)
im.saveJellyPlot(binaryDiffImg, testingOutfile, [centroid])
# saves important parameters used in analysis to csv
saveSegmentVariableParams()
if DEBUG: print('saved parameter data')
if DEBUG:
print('finished saving outplots and angle verification at: {}'.format(
segmentVerificationDir))
return True
def differenceAngleFinder(files):
global currentSegmentEndingFrame
i = 0
# movement parameters
firstStationaryAfterMovement = 0 # first stationary frame (i) after movement
isMoving = False
isQuestionablyStationary = False
centroidBefore = None
lastStationaryCentroid = None
counter = 0
peak = 0
pulseCountInQuestionablyStationary = 0
centroid = None
data = []
movingPeaks = []
# initializes lists with 'numConsecutiveDrops' of files
def reinitializeTestFramesAndAreas(j):
testFrames = [
] # this list should never be more than 5 entries long, ex. [51, 52, 53, 54, 55]
testAreas = [
] # this list should never be more than 5 entries long, ex. [253, 255, 256, 255, 255]
while len(testFrames) < numConsecutiveDrops and j < framesInChunk:
image = im.getJellyImageFromFile(files[j])
binary_image = im.getBinaryJelly(image, lowerThreshold)
area = im.findBinaryArea(binary_image)
testFrames.append(j)
testAreas.append(area)
j += 1
return testFrames, testAreas, j
# function to save out data
def saveOutData():
df = pd.DataFrame(data,
columns=[
'global frame', 'chunk frame', 'angle',
'centroid x', 'centroid y'
])
if DEBUG: print(df.head())
dataTitle = '{}_{:03}.csv'.format(chunkName, movementSegment)
df.to_csv(str(angleOutputDir / dataTitle), index=False)
testFrames, testAreas, i = reinitializeTestFramesAndAreas(i)
try:
while i < framesInChunk:
isDownturn = dm.is_downturn(0, testAreas, numConsecutiveDrops)
if isDownturn:
peak = i - numConsecutiveDrops
print("chunk: {}, i: {}, peak: {}".format(chunkName, i, peak))
# checks that peaks are within testing bounds
if peak + peak2InflectionDiff >= 0 and peak + peak2TroughDiff < framesInChunk:
troughInfile = files[peak + peak2TroughDiff]
relaxedInfile = files[peak + peak2InflectionDiff]
troughImg = im.getJellyGrayImageFromFile(troughInfile)
relaxedImg = im.getJellyGrayImageFromFile(relaxedInfile)
centroidDiff = im.getGrayscaleImageDiff_absolute(
troughImg, relaxedImg)
binaryCentroidDiff = im.getBinaryJelly(centroidDiff,
lower_bound=0.05,
upper_bound=1)
centroidRegion = im.findJellyRegion(binaryCentroidDiff)
centroid = im.findCentroid_boundingBox(centroidRegion)
if lastStationaryCentroid is None:
lastStationaryCentroid = centroid
if CONFIRMATIONIMAGES:
im.saveJellyPlot(
im.getCentroidVerificationImg(
centroidDiff, binaryCentroidDiff, centroid),
str(confirmationImagesPath /
'{}_{}_centroid.png'.format(peak, chunkName)))
if isMoving:
data.append([
peak + lastFrameOfPreviousChunk, peak, np.nan,
centroid[0], centroid[1]
])
movedBefore = isMoving
isMoving = im.distance(centroid, lastStationaryCentroid
) > movementThreshold2KeepMoving
lastStationaryCentroid = centroid
if movedBefore and not isMoving:
firstStationaryAfterMovement = i
pulseCountInQuestionablyStationary = 0
isQuestionablyStationary = True
elif isQuestionablyStationary:
data.append([
peak + lastFrameOfPreviousChunk, peak, np.nan,
centroid[0], centroid[1]
])
isMoving = im.distance(
centroid, lastStationaryCentroid
) > movementThreshold4reinitialization
if isMoving:
movingPeaks.append(peak)
isQuestionablyStationary = False
pulseCountInQuestionablyStationary += 1
if i - firstStationaryAfterMovement > numFrames2ConfirmStationary:
# now there is confirmed time after initial stationary point
if firstStationaryAfterMovement == 0:
data = []
else:
# must mutate data to take out
data = data[:
-pulseCountInQuestionablyStationary]
currentSegmentEndingFrame = i
saveSegmentVariableParams()
saveOutData()
data = []
i = firstStationaryAfterMovement
# peak2InflectionDiff, peak2TroughDiff, postPeakRefractoryPeriod, infflectionTestDiff,
# inflectionTestBinaryThreshold, and chosen SD are all static.
initialize_params(files, i)
isQuestionablyStationary = False
pulseCountInQuestionablyStationary = 0
# until count from current i to last stationary i reaches this point,
# the program is in a holding pattern of sorts.
else:
testInfile = files[peak + peak2InflectionDiff +
inflectionTestDiff]
testImg = im.getJellyGrayImageFromFile(testInfile)
if CONFIRMATIONIMAGES:
plt.imsave(
str(confirmationImagesPath /
'{}_{}_interestFrames.png'.format(
peak, chunkName)),
im.juxtaposeImages(
np.array([[
relaxedImg, testImg, peakImg, troughImg
]])))
if centroidBefore is not None:
reinitializeAreaPlot = im.distance(
centroid, centroidBefore
) > movementThreshold4newNormalizationImg
if reinitializeAreaPlot:
peakInfile = files[peak]
peakImg = im.getJellyGrayImageFromFile(
peakInfile)
peakDiff = im.getGrayscaleImageDiff_absolute(
troughImg, peakImg)
binaryPeakDiff = im.getBinaryJelly(
peakDiff, lower_bound=0.05, upper_bound=1)
averagedDynamicRangeMaskedImg = im.dynamicRangeImg_AreaBased(
relaxedImg, binaryPeakDiff, 5)
else:
peakInfile = files[peak]
peakImg = im.getJellyGrayImageFromFile(peakInfile)
peakDiff = im.getGrayscaleImageDiff_absolute(
troughImg, peakImg)
binaryPeakDiff = im.getBinaryJelly(
peakDiff, lower_bound=0.05, upper_bound=1)
averagedDynamicRangeMaskedImg = im.dynamicRangeImg_AreaBased(
relaxedImg, binaryPeakDiff, 5)
centroidBefore = centroid
if CONFIRMATIONIMAGES:
im.saveJellyPlot(
averagedDynamicRangeMaskedImg,
str(confirmationImagesPath /
'{}_{}_dynRng.png'.format(peak,
chunkName)))
testDiff = im.getGrayscaleImageDiff_absolute(
testImg, relaxedImg)
normalizedTestDiff = testDiff / averagedDynamicRangeMaskedImg
binaryDiffImg = im.getBinaryJelly(
normalizedTestDiff,
lower_bound=inflectionTestBinaryThreshold)
biggestRegion = im.findJellyRegion(binaryDiffImg)
if biggestRegion is not None:
local_com = im.findCentroid_regionProp(
biggestRegion)
zeroDegreePoint = (centroid[0], 0)
angle = dm.getAngle(zeroDegreePoint, centroid,
local_com)
if CONFIRMATIONIMAGES:
im.saveJellyPlot(
binaryDiffImg,
str(confirmationImagesPath /
'{}_{}_angle.png'.format(
peak, chunkName)),
[centroid, local_com, zeroDegreePoint])
else:
angle = np.nan
if CONFIRMATIONIMAGES:
im.saveJellyPlot(
binaryDiffImg,
str(confirmationImagesPath /
'{}_{}_angle.png'.format(
peak, chunkName)), [centroid])
data.append([
peak + lastFrameOfPreviousChunk, peak, angle,
centroid[0], centroid[1]
])
movedBefore = isMoving
isMoving = im.distance(
centroid, lastStationaryCentroid
) > movementThreshold4reinitialization
if isMoving and not movedBefore:
isQuestionablyStationary = False
lastStationaryCentroid = centroid
i += postPeakRefractoryPeriod
counter += 1
testFrames, testAreas, i = reinitializeTestFramesAndAreas(i)
else:
testFrames.pop(0)
testAreas.pop(0)
image = im.getJellyImageFromFile(files[i])
binary_image = im.getBinaryJelly(image, lowerThreshold)
area = im.findBinaryArea(binary_image)
testFrames.append(i)
testAreas.append(area)
i += 1
counter += 1
except Exception as error:
print('{} error occured.'.format(error))
print(
"chunkName: {}, index: {}, isMoving: {}, isQStat: {}, centroid: {}"
.format(chunkName, i, isMoving, isQuestionablyStationary,
str(centroid)))
raise
finally:
currentSegmentEndingFrame = i
saveSegmentVariableParams()
saveOutData()
def selectAverageTroughBinaryArea(fileSubset, thresholdingDir, recordingName, peaksOnBinaryImage, peak2InflectionDiff, peak2TroughDiff):
maxIntensities = []
minIntensities = []
for i, peak in enumerate(peaksOnBinaryImage):
if peak + peak2InflectionDiff >= 0 and peak + peak2TroughDiff < len(fileSubset):
troughInfile = fileSubset[peak + peak2TroughDiff]
relaxedInfile = fileSubset[peak + peak2InflectionDiff]
troughImg = im.getJellyGrayImageFromFile(troughInfile)
relaxedImg = im.getJellyGrayImageFromFile(relaxedInfile)
centroidDiff = im.getGrayscaleImageDiff_absolute(troughImg, relaxedImg)
binaryCentroidDiff = im.getBinaryJelly(centroidDiff, lower_bound=0.05)
maskedImg = im.applyMask2Img(binaryCentroidDiff, relaxedImg)
jellyRegion = im.findJellyRegionWithGray(binaryCentroidDiff, maskedImg)
maxIntensity = jellyRegion.max_intensity
minIntensity = jellyRegion.min_intensity
maxIntensities.append(maxIntensity)
minIntensities.append(minIntensity)
indensityDifference = np.mean(maxIntensities) - np.mean(minIntensities)
lowerThreshold = np.mean(minIntensities) + (0.1 * indensityDifference)
print('peak2TroughDiff: {}'.format(peak2TroughDiff))
while True:
troughAreas = []
for peak in peaksOnBinaryImage:
peakInfile = fileSubset[peak]
troughInfile = fileSubset[peak+peak2TroughDiff]
peakImg = im.getJellyGrayImageFromFile(peakInfile)
troughImg = im.getJellyGrayImageFromFile(troughInfile)
binaryPeakImg = im.getBinaryJelly(peakImg, lowerThreshold)
binaryTroughImg = im.getBinaryJelly(troughImg, lowerThreshold)
im.saveJellyPlot(im.juxtaposeImages(np.array([[binaryPeakImg, binaryTroughImg]])),
(thresholdingDir / '{}_thresholdVerification_{}.png'.format(recordingName, peak)))
jellyTroughBinaryArea = im.findBinaryArea(binaryTroughImg)
troughAreas.append(jellyTroughBinaryArea)
if CHIME: dm.chime(MAC, 'input time')
print('average trough area: {}, sd of trough areas: {}'.format(np.mean(troughAreas), np.std(troughAreas)))
print('Change thresholds: ')
print('select \'1\' to change {} which is {}'.format('lowerThreshold', lowerThreshold))
print('select \'2\' to remove a peak from peaksOnBinaryImage')
print('or \'3\' to continue.')
selectionVar = dm.getSelection([1, 2, 3])
if selectionVar == '1':
lowerThreshold = dm.reassignFloatVariable(lowerThreshold, 'lowerThreshold')
dm.replaceDir(thresholdingDir)
elif selectionVar == '2':
print('peaksOnBinaryImage: {}'.format(peaksOnBinaryImage))
index2Pop = int(dm.getSelection(list(range(len(peaksOnBinaryImage)))))
peaksOnBinaryImage.pop(index2Pop)
else:
return np.mean(troughAreas)
def selectInflectionThresholdandDiff(peaksOnBinaryImage, init_movie,
recordingName, peak2InflectionDiff,
peak2TroughDiff, use_conserved_trough,
initializationOutputDir, angleArrImageDir,
centroidDir, dynamicRangeDir):
if use_conserved_trough:
peaksOnBinaryImage = [x - peak2TroughDiff for x in peaksOnBinaryImage]
# make directory to store verification jelly plots
postInflectionDiffCases = list(range(2, 12))
thresholdCases = [0.1, 0.15, 0.2, 0.25, 0.3, 0.4, 0.5]
# out data: pulse angles x testDiffs
angleData = np.empty(
(len(peaksOnBinaryImage), len(postInflectionDiffCases),
len(thresholdCases))) # 3D array
angleData[:] = np.nan
otherDataCols = np.array(['relaxed', 'peak', 'trough', 'by eye', ''])
otherData = np.empty((len(peaksOnBinaryImage), len(otherDataCols)))
otherData[:] = np.nan
# read in by eye angle measurements
byEyeAngleDF = pd.DataFrame(peaksOnBinaryImage, columns=['peaks'])
byEyeAngleDF['by eye measurement (0 to 360)'] = np.nan
byEyeAngleDFioPath = initializationOutputDir / '{}_byEyeAngles.csv'.format(
recordingName)
byEyeAngleDF.to_csv(str(byEyeAngleDFioPath), index=False)
for i, peak in enumerate(peaksOnBinaryImage):
if DEBUG: print("{}: {}".format(i, peak))
troughImg = init_movie[peak + peak2TroughDiff]
relaxedImg = init_movie[peak + peak2InflectionDiff]
centroidDiff = im.getGrayscaleImageDiff_absolute(troughImg, relaxedImg)
binaryCentroidDiff = im.getBinaryJelly(centroidDiff, lower_bound=0.05)
centroidRegion = im.findJellyRegion(binaryCentroidDiff)[0]
centroid = im.findCentroid_boundingBox(centroidRegion)
centroidVerOutFile = centroidDir / 'centroid for {} - {:03}.png'.format(
recordingName, peak + peak2InflectionDiff)
im.saveJellyPlot(
im.getCentroidVerificationImg(centroidDiff, binaryCentroidDiff,
centroid), centroidVerOutFile)
peakImg = init_movie[peak]
peakDiff = im.getGrayscaleImageDiff_absolute(troughImg, peakImg)
binaryPeakDiff = im.getBinaryJelly(peakDiff, lower_bound=0.05)
if np.sum(binaryCentroidDiff) > np.sum(binaryPeakDiff):
binaryPeakDiff = binaryCentroidDiff
averagedDynamicRangeMaskedImg = im.dynamicRangeImg_AreaBased(
relaxedImg, binaryPeakDiff, 5)
dynamicRangeImgOutfile = dynamicRangeDir / 'dynamicRangeImg_{:03}.png'.format(
peak + peak2InflectionDiff)
im.saveJellyPlot(averagedDynamicRangeMaskedImg, dynamicRangeImgOutfile)
# dealing with inflection thresholding
testDiffImages = []
for j in postInflectionDiffCases:
testImg = init_movie[peak + peak2InflectionDiff + j]
testDiff = im.getGrayscaleImageDiff_absolute(testImg, relaxedImg)
normalizedTestDiff = testDiff / averagedDynamicRangeMaskedImg
testDiffImages.append(normalizedTestDiff)
testingOutfile = angleArrImageDir / 'testPlot for {} - {:03}.png'.format(
recordingName, peak + peak2InflectionDiff)
pulseAngleData = im.saveDifferenceTestingAggregationImage(
relaxedImg,
testDiffImages,
thresholdCases,
testingOutfile,
discludeVerificationArrayImg=False,
centroid=centroid)
for n, row in enumerate(pulseAngleData):
for m, angle in enumerate(row):
angleData[i][m][n] = angle
otherData[i][0] = peak + peak2InflectionDiff
otherData[i][1] = peak
otherData[i][2] = peak + peak2TroughDiff
angleDataAsRows = [x.ravel() for x in angleData]
pulseAngleOutput = np.concatenate(
(np.tile([postInflectionDiffCases],
len(thresholdCases)), angleDataAsRows))
otherDataOut = np.concatenate(([otherDataCols], otherData))
# warning: this results in mixed data. This cannot be saved by numpy csv methods. Pandas is easiest way to save.
outframe = np.concatenate((otherDataOut, pulseAngleOutput), axis=1)
# saves data into verification frame
dfOut = pd.DataFrame(outframe)
dataTitle = '{}_testDifferenceVerification.csv'.format(recordingName)
verificationCSVOutFile = initializationOutputDir / dataTitle
dfOut.to_csv(str(verificationCSVOutFile), header=False, index=False)
# setting test difference and threshold
def runSDanalysis():
if CHIME: dm.chime(MAC, 'input time')
print('time to enter by eye angles for each pulse')
print('entries must be from 0 to 360')
print('Enter \'1\' to continue.')
dm.getSelection([1])
byEyeAngleDF = pd.read_csv(str(byEyeAngleDFioPath))
byEyeAngles = byEyeAngleDF['by eye measurement (0 to 360)'].tolist()
i = 0
while i < len(byEyeAngles):
if byEyeAngles[i] == np.nan:
np.delete(angleData, i, 0)
byEyeAngles.pop(i)
else:
i += 1
angleDataShape = angleData.shape
diff2byeye = np.empty(
(angleDataShape[2], angleDataShape[1], angleDataShape[0]))
diff2byeye[:] = np.nan
for i in range(angleDataShape[0]):
for j in range(angleDataShape[1]):
for k in range(angleDataShape[2]):
diff2byeye[k][j][i] = dm.angleDifferenceCalc(
angleData[i][j][k], byEyeAngles[i])
squaredDiffs = np.square(diff2byeye)
summedDiffs = np.sum(squaredDiffs, axis=2)
varianceTable = summedDiffs / diff2byeye.shape[2]
sdTable = np.sqrt(varianceTable)
sdTableMinIndex = list([
np.where(sdTable == np.nanmin(sdTable))[0][0],
np.where(sdTable == np.nanmin(sdTable))[1][0]
])
lowSDthresholds = []
lowSDtestFrames = []
for x in np.sort(sdTable.ravel())[0:5]:
loc = np.where(sdTable == x)
lowSDthresholds.append(loc[0][0])
lowSDtestFrames.append(loc[1][0])
inflectionTestBinaryThreshold = thresholdCases[int(
np.median(lowSDthresholds))]
inflectionTestDiff = postInflectionDiffCases[int(
np.median(lowSDtestFrames))]
return inflectionTestBinaryThreshold, inflectionTestDiff, sdTable, sdTableMinIndex
inflectionTestBinaryThreshold, inflectionTestDiff, sdTable, sdTableMinIndex = runSDanalysis(
)
if CHIME: dm.chime(MAC, 'input time')
while True:
print('thresholding options: {}'.format(thresholdCases))
print('test frame options: {}'.format(postInflectionDiffCases))
np.set_printoptions(threshold=np.inf)
print(np.asarray(sdTable))
print('index of min sd: {}'.format(sdTableMinIndex))
print('selected sd: {}'.format(
sdTable[thresholdCases.index(inflectionTestBinaryThreshold)][
postInflectionDiffCases.index(inflectionTestDiff)]))
print('Params to change: ')
print('select \'1\' to change {} which is {}'.format(
'inflectionTestBinaryThreshold', inflectionTestBinaryThreshold))
print('select \'2\' to change {} which is {}'.format(
'inflectionTestDiff', inflectionTestDiff))
print('select \'3\' to update by eye measurements')
print('or \'4\' to continue.')
selectionVar = dm.getSelection([1, 2, 3, 4])
if selectionVar == '1':
inflectionTestBinaryThreshold = float(
dm.getSelection(thresholdCases))
elif selectionVar == '2':
inflectionTestDiff = int(dm.getSelection(postInflectionDiffCases))
elif selectionVar == '3':
inflectionTestBinaryThreshold, inflectionTestDiff, sdTable, sdTableMinIndex = runSDanalysis(
)
else:
break
chosenSD = sdTable[thresholdCases.index(inflectionTestBinaryThreshold)][
postInflectionDiffCases.index(inflectionTestDiff)]
return inflectionTestDiff, inflectionTestBinaryThreshold, chosenSD
]
print(binaryMaskFiles)
jellyOutDir = dm.makeOutDir(outDir, stack.name)
for i in range(len(binaryMaskFiles)):
binaryInfile = binaryMaskFiles[i]
binaryInfileStr = str(binaryInfile)
print(binaryInfile)
relaxedFrameNum = int(binaryInfileStr[binaryInfileStr.find('-') +
2:binaryInfileStr.find('.')])
print(relaxedFrameNum)
grayscaleInfile = dm.getFileFromFrameNum(relaxedFrameNum, stack)
binaryImg = im.getJellyBinaryImageFromFile(binaryInfile)
grayImg = im.getJellyGrayImageFromFile(grayscaleInfile)
print(binaryImg.shape)
print(binaryImg)
plt.imshow(binaryImg)
plt.show()
print(grayImg)
maskedImg = im.applyMask2Img(binaryImg, grayImg)
jellyRegion = im.findJellyRegionWithGray(binaryImg, grayImg)
maxIntensity = jellyRegion.max_intensity
minIntensity = jellyRegion.min_intensity
def initialization_Main(pathOfPreInitializationDF, pathOfInitializationStack,
recordingHomeDir, macintosh):
global MAC
MAC = macintosh
preInitializationDf = pd.read_csv(str(pathOfPreInitializationDF))
initializationStack = dm.getFrameFilePaths(pathOfInitializationStack)
print(len(initializationStack))
# static variables across single recording that must be read in from df
recordingName = preInitializationDf.iloc[0]['RecordingName']
initializationOutputDir = dm.makeOutDir(recordingHomeDir,
'InitializationVerification')
framerate = preInitializationDf.iloc[0]['FrameRate']
framesInRecording = sum(preInitializationDf['NumFramesInChunk'].tolist()
) # not saved in final DF
lengthOfRecording = timedelta(0, framesInRecording / framerate)
# static variables across single recording that must be initialized
lowerThreshold = None
peak2InflectionDiff = -15
peak2TroughDiff = 30
postPeakRefractoryPeriod = 40
inflectionTestDiff = None
inflectionTestBinaryThreshold = None
chosenSD = None # not saved in final DF
numConsecutiveDrops = 10
use_conserved_trough = False
# static variables across all recordings
movementThreshold4reinitialization = 20
movementThreshold2KeepMoving = 10
movementThreshold4newNormalizationImg = 5
pct2skip4RefractionaryPeriod = 2 / 5
numFramesForParamInitialization = 3200 # 120 * 30
numFrames2ConfirmStationary = 3600 # 120 * 60, 60 seconds of recording to stay stationary (just for testing)
thresholdingDir = dm.makeOutDir(
initializationOutputDir, '{}_ThresholdingPlots'.format(recordingName))
angleArrImageDir = dm.makeOutDir(
initializationOutputDir, '{}_AngleArrImageDir'.format(recordingName))
centroidDir = dm.makeOutDir(
initializationOutputDir,
'{}_CentroidVerificationDir'.format(recordingName))
dynamicRangeDir = dm.makeOutDir(
initializationOutputDir,
'{}_dynamicRangeVerificationDir'.format(recordingName))
areaPlotOutpath = initializationOutputDir / 'areaVerificationPlot.jpg'
def saveVariableParams():
imp_parameters = pd.DataFrame(np.array([
[recordingName, 'the name of the recording being processed'],
[
initializationOutputDir,
'place where all the initialization verification images and directories are stored'
],
[framerate, 'framerate of the specified recording'],
[framesInRecording, 'number of total frames in recording'],
[lengthOfRecording, 'length of recording in timedelta format'],
[
lowerThreshold,
'lower threshold to create binary image of jelly to assess area (for downturns)'
],
[
peak2InflectionDiff,
'the number of frames past the peak where the inflection point occurs (this should always be negative)'
],
[
peak2TroughDiff,
'the number of frames past the peak where the lowest area is found on average'
],
[
postPeakRefractoryPeriod,
'the number of frames to preclude from analysis'
],
[
inflectionTestDiff,
'the number of frames after inflection point where the difference in calculated'
],
[
inflectionTestBinaryThreshold,
'the ideal threshold to locate the area of difference'
],
[
chosenSD,
'the sd of the chosen test diff and threshold when they were initialized'
],
[
numConsecutiveDrops,
'the number of consecutive drops needed to count something as a downturn'
],
[
use_conserved_trough,
'if True, the trough becomes conserved point of the pulse instead of the peak'
],
[
movementThreshold4reinitialization,
'number of pixels from one centroid to another to consider a jelly as moving.'
],
[
movementThreshold2KeepMoving,
'number of pixels from one centroid to the next to continue to be considered moving'
],
[
movementThreshold4newNormalizationImg,
'number of pixels from one centroid to another to reinitialize the average normalization img'
],
[
pct2skip4RefractionaryPeriod,
'percent on average Interpulse Interval to skip when initializing postPeakRefractoryPeriod'
],
[
numFramesForParamInitialization,
'number of frames to use when initializing params for a new segment'
],
[
numFrames2ConfirmStationary,
'number of frames after first stationary frame after movement to confirm jellyfish is stationary'
],
]),
index=[
'recordingName',
'initializationOutputDir',
'framerate', 'framesInRecording',
'lengthOfRecording',
'lowerThreshold',
'peak2InflectionDiff',
'peak2TroughDiff',
'postPeakRefractoryPeriod',
'inflectionTestDiff',
'inflectionTestBinaryThreshold',
'chosenSD', 'numConsecutiveDrops',
'use_conserved_trough',
'movementThreshold4reinitialization',
'movementThreshold2KeepMoving',
'movementThreshold4newNormalizationImg',
'pct2skip4RefractionaryPeriod',
'numFramesForParamInitialization',
'numFrames2ConfirmStationary'
],
columns=['data', 'notes'])
imp_parameters.to_csv(
str(initializationOutputDir /
'{}_initializationParameters.csv'.format(recordingName)))
saveVariableParams()
if DEBUG: print('intial parameters set\n')
if DEBUG: print('loading initialization stack\n')
init_movie = get_init_movie(initializationStack)
if DEBUG: print('calculating lowerThreshold\n')
lowerThreshold = autoLowerThreshold(
init_movie, roughness_saveOut_dir=initializationOutputDir)
saveVariableParams()
if DEBUG: print('getting BinaryAreas\n')
binaryImageAreas = getBinaryAreas(init_movie, lowerThreshold)
if DEBUG: print('getting peaksOnBinaryImage\n')
# gets peak frame nums from binaryImageAreas
peaksOnBinaryImage = downturnFinder(
init_movie,
postPeakRefractoryPeriod,
lowerThreshold,
numConsecutiveDrops,
peak2InflectionDiff,
peak2TroughDiff,
use_conserved_trough=use_conserved_trough)
saveAreasPlot(
binaryImageAreas, peaksOnBinaryImage, areaPlotOutpath,
[peak2InflectionDiff, peak2InflectionDiff + 5, peak2TroughDiff],
postPeakRefractoryPeriod)
if DEBUG: print('peaks: {}\n'.format(peaksOnBinaryImage))
for peak in peaksOnBinaryImage:
init_movie_binary = init_movie > lowerThreshold
thresholdingImgOutfile = thresholdingDir / 'thresholdingImg_{:03}.png'.format(
peak)
im.saveJellyPlot(init_movie_binary[peak], thresholdingImgOutfile)
# gets peak2TroughDiff from peaksOnBinaryImage and binaryImageAreas
troughsOnBinaryImage = dm.getTroughs(binaryImageAreas)
if DEBUG: print('troughs: {}'.format(troughsOnBinaryImage))
peak2TroughDiff = dm.likelyPostPeakTroughDiff(troughsOnBinaryImage,
peaksOnBinaryImage)
# initializes inflection diff from jellyRegionAreas
peak2InflectionDiff = dm.getLikelyInflectionDiff(binaryImageAreas,
peaksOnBinaryImage)
# initializes frames to skip for analysis after each peak
averageIPI = dm.averageInterpulseInterval(peaksOnBinaryImage)
postPeakRefractoryPeriod = int(pct2skip4RefractionaryPeriod * averageIPI)
if CHIME: dm.chime(MAC, 'input time')
while True:
diffsList = [
peak2InflectionDiff, peak2InflectionDiff + 5, 0, peak2TroughDiff
]
if use_conserved_trough:
diffsList = [x - peak2TroughDiff for x in diffsList]
saveAreasPlot(binaryImageAreas, peaksOnBinaryImage, areaPlotOutpath,
diffsList, postPeakRefractoryPeriod)
print('Params to change: ')
print('select \'1\' to change {} which is {}'.format(
'postPeakRefractoryPeriod', postPeakRefractoryPeriod))
print('select \'2\' to change {} which is {}'.format(
'numConsecutiveDrops', numConsecutiveDrops))
print('select \'3\' to change {} which is {}'.format(
'peak2InflectionDiff', peak2InflectionDiff))
print('select \'4\' to change {} which is {}'.format(
'peak2TroughDiff', peak2TroughDiff))
print('select \'5\' to toggle {} which is {}'.format(
'use_conserved_trough', use_conserved_trough))
print('or \'6\' to continue.')
selectionVar = dm.getSelection([1, 2, 3, 4, 5, 6])
if selectionVar == '1':
postPeakRefractoryPeriod = dm.reassignIntVariable(
postPeakRefractoryPeriod, 'postPeakRefractoryPeriod')
elif selectionVar == '2':
numConsecutiveDrops = dm.reassignIntVariable(
numConsecutiveDrops, 'numConsecutiveDrops')
peaksOnBinaryImage = downturnFinder(
init_movie,
postPeakRefractoryPeriod,
lowerThreshold,
numConsecutiveDrops,
peak2InflectionDiff,
peak2TroughDiff,
use_conserved_trough=use_conserved_trough)
troughsOnBinaryImage = dm.getTroughs(binaryImageAreas)
peak2TroughDiff = dm.likelyPostPeakTroughDiff(
troughsOnBinaryImage, peaksOnBinaryImage)
peak2InflectionDiff = dm.getLikelyInflectionDiff(
binaryImageAreas, peaksOnBinaryImage)
postPeakRefractoryPeriod = int(
pct2skip4RefractionaryPeriod *
dm.averageInterpulseInterval(peaksOnBinaryImage))
elif selectionVar == '3':
peak2InflectionDiff = dm.reassignIntVariable(
peak2InflectionDiff, 'peak2InflectionDiff')
elif selectionVar == '4':
peak2TroughDiff = dm.reassignIntVariable(peak2TroughDiff,
'peak2TroughDiff')
elif selectionVar == '5':
use_conserved_trough = not use_conserved_trough
peaksOnBinaryImage = downturnFinder(
init_movie,
postPeakRefractoryPeriod,
lowerThreshold,
numConsecutiveDrops,
peak2InflectionDiff,
peak2TroughDiff,
use_conserved_trough=use_conserved_trough)
else:
break
if DEBUG:
print(
'finished setting postPeakRefractoryPeriod, numConsecutiveDrops, peak2InflectionDiff, peak2TroughDiff'
)
saveVariableParams()
# makes sure pulses are within bounds
i = 0
while i < len(peaksOnBinaryImage):
if peaksOnBinaryImage[
i] + peak2InflectionDiff < 0 or peaksOnBinaryImage[
i] + peak2TroughDiff >= numFramesForParamInitialization:
peaksOnBinaryImage.pop(i)
else:
i += 1
# decreases number of by eye measurements if there is a fast pulse rate
if len(peaksOnBinaryImage) > 20:
peaksOnBinaryImage = peaksOnBinaryImage[:20]
if DEBUG: print('Running \'selectInflectionThresholdandDiff\'\n')
inflectionTestDiff, inflectionTestBinaryThreshold, chosenSD = selectInflectionThresholdandDiff(
peaksOnBinaryImage, init_movie, recordingName, peak2InflectionDiff,
peak2TroughDiff, use_conserved_trough, initializationOutputDir,
angleArrImageDir, centroidDir, dynamicRangeDir)
saveVariableParams()
# static params for each chunk (fraction over overall video recording ex. xaa, xab, xac, etc.)
lastFrameOfPreviousChunk = 0 # calculated from framesInChunk
postInitiationDF = preInitializationDf.copy()
# static params for each recording
postInitiationDF[
'peak2InflectionDiff'] = peak2InflectionDiff # the number of frames past the peak where the inflection point occurs (this should always be negative)
postInitiationDF[
'peak2TroughDiff'] = peak2TroughDiff # the number of frames past the peak where the lowest area is found on average
postInitiationDF[
'postPeakRefractoryPeriod'] = postPeakRefractoryPeriod # the number of frames to preclude from analysis
postInitiationDF[
'inflectionTestDiff'] = inflectionTestDiff # the number of frames after inflection point where the difference in calculated
postInitiationDF[
'inflectionTestBinaryThreshold'] = inflectionTestBinaryThreshold # the ideal threshold to locate the area of difference
postInitiationDF[
'numConsecutiveDrops'] = numConsecutiveDrops # the number of consecutive drops needed to count something as a downturn
postInitiationDF['use_conserved_trough'] = use_conserved_trough
# static params for all recording
postInitiationDF[
'movementThreshold4reinitialization'] = movementThreshold4reinitialization # number of pixels from one centroid to another to consider a jelly as moving.
postInitiationDF[
'movementThreshold2KeepMoving'] = movementThreshold2KeepMoving # number of pixels from one centroid to the next to continue to be considered moving
postInitiationDF[
'movementThreshold4newNormalizationImg'] = movementThreshold4newNormalizationImg # number of pixels from one centroid to another to reinitialize the average normalization img
postInitiationDF[
'numFramesForParamInitialization'] = numFramesForParamInitialization # number of frames to use when initializing params for a new segment
postInitiationDF[
'numFrames2ConfirmStationary'] = numFrames2ConfirmStationary # number of frames after first stationary frame after movement to confirm jellyfish is stationary
chunkFrameCounts = preInitializationDf['NumFramesInChunk'].tolist()
previousChunkTotals = []
for i in range(len(postInitiationDF)):
previousChunkTotals.append(sum(chunkFrameCounts[:i]))
postInitiationDF['lastFrameOfPreviousChunk'] = previousChunkTotals
postInitiationDFOutName = pathOfPreInitializationDF.stem[:pathOfPreInitializationDF
.stem.rindex(
'_'
)] + '_PostInitializationDF.csv'
postInitiationDFOutpath = pathOfPreInitializationDF.parent / postInitiationDFOutName
postInitiationDF.to_csv(str(postInitiationDFOutpath))
upperThreshold = 0.9 # just used for testing initially
lowerThreshold = 0.1 # just used for testing initially
prePeakInflectionDiff = None
postPeakTroughDiff = None
postInflectionTestDiff = 5
initialRefracPeriod = 60 # number of frames needed in initial assessment of peaks. More accurate comes after peak interval testing.
postPeakRefractoryPeriod = None
movementThreshold4reinitialization = 10
thresholdBinaryAreaForPeak = None
binaryImageAreas = []
for file in files:
print(file.name)
jellyimage = im.getJellyImageFromFile(str(file))
jellyimagebinary = im.getBinaryJelly(jellyimage, lowerThreshold,
upperThreshold)
jellyBinaryArea = im.findBinaryArea(jellyimagebinary)
binaryImageAreas.append(jellyBinaryArea)
# gets peak frame nums from binaryImageAreas
peaksOnBinaryImage = am.downturnFinder(files, initialRefracPeriod,
lowerThreshold, upperThreshold)
print(peaksOnBinaryImage)
troughsOnBinaryImage = dm.getTroughs(binaryImageAreas)
print(troughsOnBinaryImage)
prePeakInflectionDiff = dm.getLikelyInflectionDiff(binaryImageAreas,
peaksOnBinaryImage)