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annotate scripts/train-object-classification.py @ 807:52aa03260f03 opencv3

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reversed all code to OpenCV 2.4.13
author Nicolas Saunier <nicolas.saunier@polymtl.ca>
date Fri, 10 Jun 2016 15:26:19 -0400
parents 5b970a5bc233
children 21f10332c72b
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rev   line source
519
4ad5123d969e added script to train HoG-SVM classifiers for object classification (based on a script by Sohail Zangenehpour, PhD student at McGill)
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
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1 #! /usr/bin/env python
4ad5123d969e added script to train HoG-SVM classifiers for object classification (based on a script by Sohail Zangenehpour, PhD student at McGill)
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
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2
4ad5123d969e added script to train HoG-SVM classifiers for object classification (based on a script by Sohail Zangenehpour, PhD student at McGill)
Nicolas Saunier <nicolas.saunier@polymtl.ca>
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3 import numpy as np
4ad5123d969e added script to train HoG-SVM classifiers for object classification (based on a script by Sohail Zangenehpour, PhD student at McGill)
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
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4 import sys, argparse
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52aa03260f03 reversed all code to OpenCV 2.4.13
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents: 788
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5 from cv2 import SVM_RBF, SVM_C_SVC
52aa03260f03 reversed all code to OpenCV 2.4.13
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parents: 788
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6 #from cv2.ml import SVM_RBF, SVM_C_SVC, ROW_SAMPLE # row_sample for layout in cv2.ml.SVM_load
52aa03260f03 reversed all code to OpenCV 2.4.13
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parents: 788
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7
519
4ad5123d969e added script to train HoG-SVM classifiers for object classification (based on a script by Sohail Zangenehpour, PhD student at McGill)
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
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8
4ad5123d969e added script to train HoG-SVM classifiers for object classification (based on a script by Sohail Zangenehpour, PhD student at McGill)
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
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9 import cvutils, moving, ml
4ad5123d969e added script to train HoG-SVM classifiers for object classification (based on a script by Sohail Zangenehpour, PhD student at McGill)
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
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10
4ad5123d969e added script to train HoG-SVM classifiers for object classification (based on a script by Sohail Zangenehpour, PhD student at McGill)
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
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11 parser = argparse.ArgumentParser(description='The program processes indicators for all pairs of road users in the scene')
4ad5123d969e added script to train HoG-SVM classifiers for object classification (based on a script by Sohail Zangenehpour, PhD student at McGill)
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
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12 parser.add_argument('-d', dest = 'directoryName', help = 'parent directory name for the directories containing the samples for the different road users', required = True)
4ad5123d969e added script to train HoG-SVM classifiers for object classification (based on a script by Sohail Zangenehpour, PhD student at McGill)
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
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13 parser.add_argument('--kernel', dest = 'kernelType', help = 'kernel type for the support vector machine (SVM)', default = SVM_RBF, type = long)
4ad5123d969e added script to train HoG-SVM classifiers for object classification (based on a script by Sohail Zangenehpour, PhD student at McGill)
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
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14 parser.add_argument('--svm', dest = 'svmType', help = 'SVM type', default = SVM_C_SVC, type = long)
788
5b970a5bc233 updated classifying code to OpenCV 3.x (bug in function to load classification models)
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents: 680
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15 # TODO make other SVM parameters apparent: C, C0, Nu, etc.
519
4ad5123d969e added script to train HoG-SVM classifiers for object classification (based on a script by Sohail Zangenehpour, PhD student at McGill)
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
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16 parser.add_argument('-s', dest = 'rescaleSize', help = 'rescale size of image samples', default = 64, type = int)
4ad5123d969e added script to train HoG-SVM classifiers for object classification (based on a script by Sohail Zangenehpour, PhD student at McGill)
Nicolas Saunier <nicolas.saunier@polymtl.ca>
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17 parser.add_argument('-o', dest = 'nOrientations', help = 'number of orientations in HoG', default = 9, type = int)
4ad5123d969e added script to train HoG-SVM classifiers for object classification (based on a script by Sohail Zangenehpour, PhD student at McGill)
Nicolas Saunier <nicolas.saunier@polymtl.ca>
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18 parser.add_argument('-p', dest = 'nPixelsPerCell', help = 'number of pixels per cell', default = 8, type = int)
4ad5123d969e added script to train HoG-SVM classifiers for object classification (based on a script by Sohail Zangenehpour, PhD student at McGill)
Nicolas Saunier <nicolas.saunier@polymtl.ca>
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19 parser.add_argument('-c', dest = 'nCellsPerBlock', help = 'number of cells per block', default = 2, type = int)
4ad5123d969e added script to train HoG-SVM classifiers for object classification (based on a script by Sohail Zangenehpour, PhD student at McGill)
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
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20 args = parser.parse_args()
4ad5123d969e added script to train HoG-SVM classifiers for object classification (based on a script by Sohail Zangenehpour, PhD student at McGill)
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
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21
4ad5123d969e added script to train HoG-SVM classifiers for object classification (based on a script by Sohail Zangenehpour, PhD student at McGill)
Nicolas Saunier <nicolas.saunier@polymtl.ca>
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22 rescaleSize = (args.rescaleSize, args.rescaleSize)
4ad5123d969e added script to train HoG-SVM classifiers for object classification (based on a script by Sohail Zangenehpour, PhD student at McGill)
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
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23 nPixelsPerCell = (args.nPixelsPerCell, args.nPixelsPerCell)
4ad5123d969e added script to train HoG-SVM classifiers for object classification (based on a script by Sohail Zangenehpour, PhD student at McGill)
Nicolas Saunier <nicolas.saunier@polymtl.ca>
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24 nCellsPerBlock = (args.nCellsPerBlock, args.nCellsPerBlock)
4ad5123d969e added script to train HoG-SVM classifiers for object classification (based on a script by Sohail Zangenehpour, PhD student at McGill)
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25
4ad5123d969e added script to train HoG-SVM classifiers for object classification (based on a script by Sohail Zangenehpour, PhD student at McGill)
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26 imageDirectories = {'pedestrian': args.directoryName + "/Pedestrians/",
4ad5123d969e added script to train HoG-SVM classifiers for object classification (based on a script by Sohail Zangenehpour, PhD student at McGill)
Nicolas Saunier <nicolas.saunier@polymtl.ca>
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27 'bicycle': args.directoryName + "/Cyclists/",
4ad5123d969e added script to train HoG-SVM classifiers for object classification (based on a script by Sohail Zangenehpour, PhD student at McGill)
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
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28 'car': args.directoryName + "/Vehicles/"}
4ad5123d969e added script to train HoG-SVM classifiers for object classification (based on a script by Sohail Zangenehpour, PhD student at McGill)
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parents:
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29
4ad5123d969e added script to train HoG-SVM classifiers for object classification (based on a script by Sohail Zangenehpour, PhD student at McGill)
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
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30 trainingSamplesPBV = {}
4ad5123d969e added script to train HoG-SVM classifiers for object classification (based on a script by Sohail Zangenehpour, PhD student at McGill)
Nicolas Saunier <nicolas.saunier@polymtl.ca>
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31 trainingLabelsPBV = {}
4ad5123d969e added script to train HoG-SVM classifiers for object classification (based on a script by Sohail Zangenehpour, PhD student at McGill)
Nicolas Saunier <nicolas.saunier@polymtl.ca>
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32 trainingSamplesBV = {}
4ad5123d969e added script to train HoG-SVM classifiers for object classification (based on a script by Sohail Zangenehpour, PhD student at McGill)
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
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33 trainingLabelsBV = {}
4ad5123d969e added script to train HoG-SVM classifiers for object classification (based on a script by Sohail Zangenehpour, PhD student at McGill)
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
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34 trainingSamplesPB = {}
4ad5123d969e added script to train HoG-SVM classifiers for object classification (based on a script by Sohail Zangenehpour, PhD student at McGill)
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
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35 trainingLabelsPB = {}
4ad5123d969e added script to train HoG-SVM classifiers for object classification (based on a script by Sohail Zangenehpour, PhD student at McGill)
Nicolas Saunier <nicolas.saunier@polymtl.ca>
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36 trainingSamplesPV = {}
4ad5123d969e added script to train HoG-SVM classifiers for object classification (based on a script by Sohail Zangenehpour, PhD student at McGill)
Nicolas Saunier <nicolas.saunier@polymtl.ca>
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37 trainingLabelsPV = {}
4ad5123d969e added script to train HoG-SVM classifiers for object classification (based on a script by Sohail Zangenehpour, PhD student at McGill)
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parents:
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38
4ad5123d969e added script to train HoG-SVM classifiers for object classification (based on a script by Sohail Zangenehpour, PhD student at McGill)
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
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39 for k, v in imageDirectories.iteritems():
4ad5123d969e added script to train HoG-SVM classifiers for object classification (based on a script by Sohail Zangenehpour, PhD student at McGill)
Nicolas Saunier <nicolas.saunier@polymtl.ca>
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40 print('Loading {} samples'.format(k))
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da1352b89d02 classification is working
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parents: 522
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41 trainingSamples, trainingLabels = cvutils.createHOGTrainingSet(v, moving.userType2Num[k], rescaleSize, args.nOrientations, nPixelsPerCell, nCellsPerBlock)
da1352b89d02 classification is working
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parents: 522
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42 trainingSamplesPBV[k], trainingLabelsPBV[k] = trainingSamples, trainingLabels
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4ad5123d969e added script to train HoG-SVM classifiers for object classification (based on a script by Sohail Zangenehpour, PhD student at McGill)
Nicolas Saunier <nicolas.saunier@polymtl.ca>
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43 if k != 'pedestrian':
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da1352b89d02 classification is working
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parents: 522
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44 trainingSamplesBV[k], trainingLabelsBV[k] = trainingSamples, trainingLabels
519
4ad5123d969e added script to train HoG-SVM classifiers for object classification (based on a script by Sohail Zangenehpour, PhD student at McGill)
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
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45 if k != 'car':
680
da1352b89d02 classification is working
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents: 522
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46 trainingSamplesPB[k], trainingLabelsPB[k] = trainingSamples, trainingLabels
519
4ad5123d969e added script to train HoG-SVM classifiers for object classification (based on a script by Sohail Zangenehpour, PhD student at McGill)
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
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47 if k != 'bicycle':
680
da1352b89d02 classification is working
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents: 522
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48 trainingSamplesPV[k], trainingLabelsPV[k] = trainingSamples, trainingLabels
519
4ad5123d969e added script to train HoG-SVM classifiers for object classification (based on a script by Sohail Zangenehpour, PhD student at McGill)
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
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49
4ad5123d969e added script to train HoG-SVM classifiers for object classification (based on a script by Sohail Zangenehpour, PhD student at McGill)
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
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50 # Training the Support Vector Machine
4ad5123d969e added script to train HoG-SVM classifiers for object classification (based on a script by Sohail Zangenehpour, PhD student at McGill)
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
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51 print "Training Pedestrian-Cyclist-Vehicle Model"
788
5b970a5bc233 updated classifying code to OpenCV 3.x (bug in function to load classification models)
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents: 680
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52 model = ml.SVM(args.svmType, args.kernelType)
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52aa03260f03 reversed all code to OpenCV 2.4.13
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents: 788
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53 model.train(np.concatenate(trainingSamplesPBV.values()), np.concatenate(trainingLabelsPBV.values()))
519
4ad5123d969e added script to train HoG-SVM classifiers for object classification (based on a script by Sohail Zangenehpour, PhD student at McGill)
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54 model.save(args.directoryName + "/modelPBV.xml")
4ad5123d969e added script to train HoG-SVM classifiers for object classification (based on a script by Sohail Zangenehpour, PhD student at McGill)
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parents:
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55
4ad5123d969e added script to train HoG-SVM classifiers for object classification (based on a script by Sohail Zangenehpour, PhD student at McGill)
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parents:
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56 print "Training Cyclist-Vehicle Model"
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5b970a5bc233 updated classifying code to OpenCV 3.x (bug in function to load classification models)
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents: 680
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57 model = ml.SVM(args.svmType, args.kernelType)
807
52aa03260f03 reversed all code to OpenCV 2.4.13
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents: 788
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58 model.train(np.concatenate(trainingSamplesBV.values()), np.concatenate(trainingLabelsBV.values()))
519
4ad5123d969e added script to train HoG-SVM classifiers for object classification (based on a script by Sohail Zangenehpour, PhD student at McGill)
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
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59 model.save(args.directoryName + "/modelBV.xml")
4ad5123d969e added script to train HoG-SVM classifiers for object classification (based on a script by Sohail Zangenehpour, PhD student at McGill)
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
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60
4ad5123d969e added script to train HoG-SVM classifiers for object classification (based on a script by Sohail Zangenehpour, PhD student at McGill)
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
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61 print "Training Pedestrian-Cyclist Model"
788
5b970a5bc233 updated classifying code to OpenCV 3.x (bug in function to load classification models)
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents: 680
diff changeset
62 model = ml.SVM(args.svmType, args.kernelType)
807
52aa03260f03 reversed all code to OpenCV 2.4.13
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents: 788
diff changeset
63 model.train(np.concatenate(trainingSamplesPB.values()), np.concatenate(trainingLabelsPB.values()))
519
4ad5123d969e added script to train HoG-SVM classifiers for object classification (based on a script by Sohail Zangenehpour, PhD student at McGill)
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
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64 model.save(args.directoryName + "/modelPB.xml")
4ad5123d969e added script to train HoG-SVM classifiers for object classification (based on a script by Sohail Zangenehpour, PhD student at McGill)
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
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65
4ad5123d969e added script to train HoG-SVM classifiers for object classification (based on a script by Sohail Zangenehpour, PhD student at McGill)
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
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66 print "Training Pedestrian-Vehicle Model"
788
5b970a5bc233 updated classifying code to OpenCV 3.x (bug in function to load classification models)
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents: 680
diff changeset
67 model = ml.SVM(args.svmType, args.kernelType)
807
52aa03260f03 reversed all code to OpenCV 2.4.13
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents: 788
diff changeset
68 model.train(np.concatenate(trainingSamplesPV.values()), np.concatenate(trainingLabelsPV.values()))
519
4ad5123d969e added script to train HoG-SVM classifiers for object classification (based on a script by Sohail Zangenehpour, PhD student at McGill)
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
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69 model.save(args.directoryName + "/modelPV.xml")