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get_train_annot.py
analyzeResults.py 25.74 KiB
from sklearn.metrics import precision_recall_fscore_support, accuracy_score, classification_report
import numpy as np
import matplotlib
matplotlib.use('Agg')
import matplotlib.pyplot as plt
import operator
from datetime import timedelta as hms
import Mumbo
from Classifiers import *
import logging
import Metrics
from utils.Dataset import getV, getShape
# Author-Info
__author__ = "Baptiste Bauvin"
__status__ = "Prototype" # Production, Development, Prototype
def findMainView(bestViews):
views = list(set(bestViews))
viewCount = np.array([list(bestViews).count(view) for view in views])
mainView = views[np.argmax(viewCount)]
return mainView
def plotAccuracyByIter(scoresOnTainByIter, scoresOnTestByIter, features, classifierAnalysis):
x = range(len(scoresOnTainByIter))
figure = plt.figure()
ax1 = figure.add_subplot(111)
axes = figure.gca()
axes.set_ylim([0.40,1.00])
titleString = ""
for view, classifierConfig in zip(features, classifierAnalysis):
titleString += "\n" + view + " : " + classifierConfig
ax1.set_title("Score depending on iteration", fontsize=20)
plt.text(0.5, 1.08, titleString,
horizontalalignment='center',
fontsize=8,
transform = ax1.transAxes)
figure.subplots_adjust(top=0.8)
ax1.set_xlabel("Iteration Index")
ax1.set_ylabel("Accuracy")
ax1.plot(x, scoresOnTainByIter, c='red', label='Train')
ax1.plot(x, scoresOnTestByIter, c='black', label='Test')
ax1.legend(loc='lower center',
ncol=3, fancybox=True, shadow=True)
return '-accuracyByIteration', figure
def classifyMumbobyIter_hdf5(usedIndices, DATASET, classifiers, alphas, views, NB_CLASS):
DATASET_LENGTH = len(usedIndices)
NB_ITER = len(classifiers)
predictedLabels = np.zeros((DATASET_LENGTH, NB_ITER))
votes = np.zeros((DATASET_LENGTH, NB_CLASS))
for classifier, alpha, view, iterIndex in zip(classifiers, alphas, views, range(NB_ITER)):
votesByIter = np.zeros((DATASET_LENGTH, NB_CLASS))
for usedExampleIndex, exampleIndex in enumerate(usedIndices):
data = np.array([np.array(getV(DATASET,int(view), exampleIndex))])
votesByIter[usedExampleIndex, int(classifier.predict(data))] += alpha
votes[usedExampleIndex] = votes[usedExampleIndex] + np.array(votesByIter[usedExampleIndex])
predictedLabels[usedExampleIndex, iterIndex] = np.argmax(votes[usedExampleIndex])
return np.transpose(predictedLabels)
def error(testLabels, computedLabels):
error = sum(map(operator.ne, computedLabels, testLabels))
return float(error) * 100 / len(computedLabels)
def getDBConfig(DATASET, LEARNING_RATE, nbFolds, databaseName, validationIndices, LABELS_DICTIONARY):
nbView = DATASET.get("Metadata").attrs["nbView"]
viewNames = [DATASET.get("View"+str(viewIndex)).attrs["name"] for viewIndex in range(nbView)]
viewShapes = [getShape(DATASET,viewIndex) for viewIndex in range(nbView)]
DBString = "Dataset info :\n\t-Dataset name : " + databaseName
DBString += "\n\t-Labels : " + ', '.join(LABELS_DICTIONARY.values())
DBString += "\n\t-Views : " + ', '.join([viewName+" of shape "+str(viewShape)
for viewName, viewShape in zip(viewNames, viewShapes)])
DBString += "\n\t-" + str(nbFolds) + " folds"
DBString += "\n\t- Validation set length : "+str(len(validationIndices[0]))+" for learning rate : "+str(LEARNING_RATE)+" on a total number of examples of "+str(DATASET.get("Metadata").attrs["datasetLength"])
DBString += "\n\n"
return DBString, viewNames
def getAlgoConfig(classifiersIterations, initKWARGS, NB_CORES, viewNames, gridSearch, nIter, times):
classifierNames = initKWARGS["classifiersNames"]
maxIter = initKWARGS["maxIter"]
minIter = initKWARGS["minIter"]
threshold = initKWARGS["threshold"]
classifiersConfig = initKWARGS["classifiersConfigs"]
extractionTime, classificationTime = times
# kFoldLearningTime = [np.mean(np.array([kFoldLearningTime[statsIterIndex][foldIdx]
# for statsIterIndex in range(len(kFoldLearningTime))]))
# for foldIdx in range(len(kFoldLearningTime[0]))]
# kFoldPredictionTime = [np.mean(np.array([kFoldPredictionTime[statsIterIndex][foldIdx]
# for statsIterIndex in range(len(kFoldPredictionTime))]))
# for foldIdx in range(len(kFoldPredictionTime[0]))]
weakClassifierConfigs = [getattr(globals()[classifierName], 'getConfig')(classifiersConfig) for classifiersConfig,
classifierName
in zip(classifiersIterations[0].classifiersConfigs, classifiersIterations[0].classifiersNames)]
classifierAnalysis = [classifierName + " " + weakClassifierConfig + "on " + feature for classifierName,
weakClassifierConfig,
feature
in zip(classifiersIterations[0].classifiersNames, weakClassifierConfigs, viewNames)]
gridSearchString = ""
if gridSearch:
gridSearchString += "Configurations found by randomized search with "+str(nIter)+" iterations"
algoString = "\n\nMumbo configuration : \n\t-Used "+str(NB_CORES)+" core(s)"
algoString += "\n\t-Iterations : min " + str(minIter)+ ", max "+str(maxIter)+", threshold "+str(threshold)
algoString += "\n\t-Weak Classifiers : " + "\n\t\t-".join(classifierAnalysis)
algoString += "\n\n"
algoString += "\n\nComputation time on " + str(NB_CORES) + " cores : \n\tDatabase extraction time : " + str(
hms(seconds=int(extractionTime))) + "\n\t"
row_format = "{:>15}" * 3
algoString += row_format.format("", *['Learn', 'Prediction'])
# for index, (learningTime, predictionTime) in enumerate(zip(kFoldLearningTime, kFoldPredictionTime)):
# algoString += '\n\t'
# algoString += row_format.format("Fold " + str(index + 1), *[str(hms(seconds=int(learningTime))),
# str(hms(seconds=int(predictionTime)))])
algoString += '\n\t'
# algoString += row_format.format("Total", *[str(hms(seconds=int(sum(kFoldLearningTime)))),
# str(hms(seconds=int(sum(kFoldPredictionTime))))])
algoString += "\n\tSo a total classification time of " + str(hms(seconds=int(classificationTime))) + ".\n\n"
algoString += "\n\n"
return algoString, classifierAnalysis
def getReport(classifiersIterations, CLASS_LABELS, iterationValidationIndices, DATASET, trainLabelsIterations,
testLabelsIterations, statsIter, viewIndices, metric):
nbView = len(viewIndices)
viewsDict = dict((viewIndex, index) for index, viewIndex in enumerate(viewIndices))
DATASET_LENGTH = DATASET.get("Metadata").attrs["datasetLength"]
NB_CLASS = DATASET.get("Metadata").attrs["nbClass"]
metricModule = getattr(Metrics, metric[0])
fakeViewsIndicesDict = dict((viewIndex, fakeViewIndex) for viewIndex, fakeViewIndex in zip(viewIndices, range(nbView)))
if metric[1]!=None:
metricKWARGS = dict((index, metricConfig) for index, metricConfig in enumerate(metric[1]))
else:
metricKWARGS = {}
trainScores = []
testScores = []
meanAverageAccuraciesIterations =[]
viewsStatsIteration = np.zeros((statsIter, nbView))
scoresByIterIteration = []
maxIter = 0
for statIterIndex in range(statsIter):
predictedTrainLabels = trainLabelsIterations[statIterIndex]
predictedTestLabels = testLabelsIterations[statIterIndex]
validationIndices = iterationValidationIndices[statIterIndex]
learningIndices = [index for index in range(DATASET_LENGTH) if index not in validationIndices]
trainScore = metricModule.score(CLASS_LABELS[learningIndices], predictedTrainLabels)
testScore = metricModule.score(CLASS_LABELS[validationIndices], predictedTestLabels)
trainScores.append(trainScore)
testScores.append(testScore)
mumboClassifier = classifiersIterations[statIterIndex]
if mumboClassifier.iterIndex+1 > maxIter:
maxIter = mumboClassifier.iterIndex
meanAverageAccuraciesIterations.append(np.mean(mumboClassifier.averageAccuracies, axis=0))
viewsStatsIteration[statIterIndex, :] = np.array([float(list(mumboClassifier.bestViews).count(viewIndex))/
len(mumboClassifier.bestViews)for viewIndex in range(nbView)])
PredictedTrainLabelsByIter = mumboClassifier.classifyMumbobyIter_hdf5(DATASET, fakeViewsIndicesDict, usedIndices=learningIndices,
NB_CLASS=NB_CLASS)
PredictedTestLabelsByIter = mumboClassifier.classifyMumbobyIter_hdf5(DATASET, fakeViewsIndicesDict, usedIndices=validationIndices,
NB_CLASS=NB_CLASS)
scoresByIter = np.zeros((len(PredictedTestLabelsByIter),2))
for iterIndex,(iterPredictedTrainLabels, iterPredictedTestLabels) in enumerate(zip(PredictedTrainLabelsByIter, PredictedTestLabelsByIter)):
scoresByIter[iterIndex, 0] = metricModule.score(CLASS_LABELS[learningIndices],iterPredictedTrainLabels)
scoresByIter[iterIndex, 1] = metricModule.score(CLASS_LABELS[validationIndices],iterPredictedTestLabels)
scoresByIterIteration.append(scoresByIter)
scoresOnTainByIter = [np.mean(np.array([scoresByIterIteration[statsIterIndex][iterIndex, 0]
for statsIterIndex in range(statsIter)
if scoresByIterIteration[statsIterIndex].shape[0]>iterIndex]))
for iterIndex in range(maxIter)]
scoresOnTestByIter = [np.mean(np.array([scoresByIterIteration[statsIterIndex][iterIndex, 1]
for statsIterIndex in range(statsIter)
if scoresByIterIteration[statsIterIndex].shape[0]>iterIndex]))
for iterIndex in range(maxIter)]
viewsStats = np.mean(viewsStatsIteration, axis=0)
meanAverageAccuracies = np.mean(np.array(meanAverageAccuraciesIterations), axis=0)
totalScoreOnTrain = np.mean(np.array(trainScores))
totalScoreOnTest = np.mean(np.array(trainScores))
return (totalScoreOnTrain, totalScoreOnTest, meanAverageAccuracies, viewsStats, scoresOnTainByIter,
scoresOnTestByIter)
def getClassificationReport(kFolds, kFoldClassifier, CLASS_LABELS, validationIndices, DATASET,
kFoldPredictedTrainLabels, kFoldPredictedTestLabels, kFoldPredictedValidationLabels,statsIter, viewIndices):
nbView = len(viewIndices)
viewsDict = dict((viewIndex, index) for index, viewIndex in enumerate(viewIndices))
DATASET_LENGTH = DATASET.get("Metadata").attrs["datasetLength"]
NB_CLASS = DATASET.get("Metadata").attrs["nbClass"]
iterKFoldBestViews = []
iterKFoldMeanAverageAccuracies = []
iterKFoldAccuracyOnTrainByIter = []
iterKFoldAccuracyOnTestByIter = []
iterKFoldAccuracyOnValidationByIter = []
iterKFoldBestViewsStats = []
totalAccuracyOnTrainIter = []
totalAccuracyOnTestIter = []
totalAccuracyOnValidationIter = []
for statIterIndex in range(statsIter):
kFoldPredictedTrainLabelsByIter = []
kFoldPredictedTestLabelsByIter = []
kFoldPredictedValidationLabelsByIter = []
kFoldBestViews = []
kFoldAccuracyOnTrain = []
kFoldAccuracyOnTest = []
kFoldAccuracyOnValidation = []
kFoldAccuracyOnTrainByIter = []
kFoldAccuracyOnTestByIter = []
kFoldAccuracyOnValidationByIter = []
kFoldMeanAverageAccuracies = []
kFoldBestViewsStats = []
for foldIdx, fold in enumerate(kFolds[statIterIndex]):
if fold != range(DATASET_LENGTH):
trainIndices = [index for index in range(DATASET_LENGTH) if (index not in fold) and (index not in validationIndices[statIterIndex])]
testLabels = CLASS_LABELS[fold]
trainLabels = CLASS_LABELS[trainIndices]
validationLabels = CLASS_LABELS[validationIndices[statIterIndex]]
mumboClassifier = kFoldClassifier[statIterIndex][foldIdx]
kFoldBestViews.append(mumboClassifier.bestViews)
meanAverageAccuracies = np.mean(mumboClassifier.averageAccuracies, axis=0)
kFoldMeanAverageAccuracies.append(meanAverageAccuracies)
kFoldBestViewsStats.append([float(list(mumboClassifier.bestViews).count(viewIndex))/
len(mumboClassifier.bestViews)
for viewIndex in range(nbView)])
kFoldAccuracyOnTrain.append(100 * accuracy_score(trainLabels, kFoldPredictedTrainLabels[statIterIndex][foldIdx]))
kFoldAccuracyOnTest.append(100 * accuracy_score(testLabels, kFoldPredictedTestLabels[statIterIndex][foldIdx]))
kFoldAccuracyOnValidation.append(100 * accuracy_score(validationLabels,
kFoldPredictedValidationLabels[statIterIndex][foldIdx]))
PredictedTrainLabelsByIter = mumboClassifier.classifyMumbobyIter_hdf5(DATASET, usedIndices=trainIndices,
NB_CLASS=NB_CLASS)
kFoldPredictedTrainLabelsByIter.append(PredictedTrainLabelsByIter)
PredictedTestLabelsByIter = mumboClassifier.classifyMumbobyIter_hdf5(DATASET, usedIndices=fold,
NB_CLASS=NB_CLASS)
kFoldPredictedTestLabelsByIter.append(PredictedTestLabelsByIter)
PredictedValidationLabelsByIter = mumboClassifier.classifyMumbobyIter_hdf5(DATASET,
usedIndices=validationIndices[statIterIndex],
NB_CLASS=NB_CLASS)
kFoldPredictedValidationLabelsByIter.append(PredictedValidationLabelsByIter)
kFoldAccuracyOnTrainByIter.append([])
kFoldAccuracyOnTestByIter.append([])
kFoldAccuracyOnValidationByIter.append([])
for iterIndex in range(mumboClassifier.iterIndex+1):
if len(PredictedTestLabelsByIter)==mumboClassifier.iterIndex+1:
kFoldAccuracyOnTestByIter[foldIdx].append(100 * accuracy_score(testLabels,
PredictedTestLabelsByIter[iterIndex]))
else:
kFoldAccuracyOnTestByIter[foldIdx].append(0.0)
kFoldAccuracyOnTrainByIter[foldIdx].append(100 * accuracy_score(trainLabels,
PredictedTrainLabelsByIter[iterIndex]))
kFoldAccuracyOnValidationByIter[foldIdx].append(100 * accuracy_score(validationLabels,
PredictedValidationLabelsByIter[iterIndex]))
iterKFoldBestViews.append(kFoldBestViews)
iterKFoldMeanAverageAccuracies.append(kFoldMeanAverageAccuracies)
iterKFoldAccuracyOnTrainByIter.append(kFoldAccuracyOnTrainByIter)
iterKFoldAccuracyOnTestByIter.append(kFoldAccuracyOnTestByIter)
iterKFoldAccuracyOnValidationByIter.append(kFoldAccuracyOnValidationByIter)
iterKFoldBestViewsStats.append(kFoldBestViewsStats)
totalAccuracyOnTrainIter.append(np.mean(kFoldAccuracyOnTrain))
totalAccuracyOnTestIter.append(np.mean(kFoldAccuracyOnTest))
totalAccuracyOnValidationIter.append(np.mean(kFoldAccuracyOnValidation))
kFoldMeanAverageAccuraciesM = []
kFoldBestViewsStatsM = []
kFoldAccuracyOnTrainByIterM = []
kFoldAccuracyOnTestByIterM = []
kFoldAccuracyOnValidationByIterM = []
kFoldBestViewsM = []
for foldIdx in range(len(kFolds[0])):
kFoldBestViewsStatsM.append(np.mean(np.array([iterKFoldBestViewsStats[statIterIndex][foldIdx] for statIterIndex in range(statsIter)]), axis=0))
bestViewVotes = []
MeanAverageAccuraciesM = np.zeros((statsIter, nbView))
AccuracyOnValidationByIterM = []
AccuracyOnTrainByIterM = []
AccuracyOnTestByIterM = []
nbTrainIterations = []
nbTestIterations = []
nbValidationIterations = np.zeros(statsIter)
for statIterIndex in range(statsIter):
for iterationIndex, viewForIteration in enumerate(iterKFoldBestViews[statIterIndex][foldIdx]):
if statIterIndex==0:
bestViewVotes.append(np.zeros(nbView))
bestViewVotes[iterationIndex][viewsDict[viewForIteration]]+=1
else:
bestViewVotes[iterationIndex][viewsDict[viewForIteration]]+=1
MeanAverageAccuraciesM[statIterIndex] = np.array(iterKFoldMeanAverageAccuracies[statIterIndex][foldIdx])
for valdiationAccuracyIndex, valdiationAccuracy in enumerate(iterKFoldAccuracyOnValidationByIter[statIterIndex][foldIdx]):
if statIterIndex==0:
AccuracyOnValidationByIterM.append([])
AccuracyOnValidationByIterM[valdiationAccuracyIndex].append(valdiationAccuracy)
else:
AccuracyOnValidationByIterM[valdiationAccuracyIndex].append(valdiationAccuracy)
for trainAccuracyIndex, trainAccuracy in enumerate(iterKFoldAccuracyOnTrainByIter[statIterIndex][foldIdx]):
if statIterIndex==0:
AccuracyOnTrainByIterM.append([])
AccuracyOnTrainByIterM[trainAccuracyIndex].append(trainAccuracy)
else:
AccuracyOnTestByIterM[trainAccuracyIndex].append(trainAccuracy)
for testAccuracyIndex, testAccuracy in enumerate(iterKFoldAccuracyOnTestByIter[statIterIndex][foldIdx]):
if statIterIndex==0:
AccuracyOnTestByIterM.append([])
AccuracyOnTestByIterM[testAccuracyIndex].append(testAccuracy)
else:
AccuracyOnTestByIterM[testAccuracyIndex].append(testAccuracy)
#AccuracyOnValidationByIterM.append(iterKFoldAccuracyOnValidationByIter[statIterIndex][foldIdx])
#AccuracyOnTrainByIterM.append(iterKFoldAccuracyOnTrainByIter[statIterIndex][foldIdx])
#AccuracyOnTestByIterM.append(iterKFoldAccuracyOnTestByIter[statIterIndex][foldIdx])
kFoldAccuracyOnTrainByIterM.append([np.mean(np.array(accuracies)) for accuracies in AccuracyOnTrainByIterM])
kFoldAccuracyOnTestByIterM.append([np.mean(np.array(accuracies)) for accuracies in AccuracyOnTestByIterM])
kFoldAccuracyOnValidationByIterM.append([np.mean(np.array(accuracies)) for accuracies in AccuracyOnValidationByIterM])
kFoldMeanAverageAccuraciesM.append(np.mean(MeanAverageAccuraciesM, axis=0))
kFoldBestViewsM.append(np.array([np.argmax(bestViewVote) for bestViewVote in bestViewVotes]))
totalAccuracyOnTrain = np.mean(np.array(totalAccuracyOnTrainIter))
totalAccuracyOnTest = np.mean(np.array(totalAccuracyOnTestIter))
totalAccuracyOnValidation = np.mean(np.array(totalAccuracyOnValidationIter))
return (totalAccuracyOnTrain, totalAccuracyOnTest, totalAccuracyOnValidation, kFoldMeanAverageAccuraciesM,
kFoldBestViewsStatsM, kFoldAccuracyOnTrainByIterM, kFoldAccuracyOnTestByIterM, kFoldAccuracyOnValidationByIterM,
kFoldBestViewsM)
def iterRelevant(iterIndex, kFoldClassifierStats):
relevants = np.zeros(len(kFoldClassifierStats[0]), dtype=bool)
for statsIterIndex, kFoldClassifier in enumerate(kFoldClassifierStats):
for classifierIndex, classifier in enumerate(kFoldClassifier):
if classifier.iterIndex >= iterIndex:
relevants[classifierIndex] = True
return relevants
def modifiedMean(surplusAccuracies):
maxLen = 0
for foldAccuracies in surplusAccuracies.values():
if len(foldAccuracies)>maxLen:
maxLen = len(foldAccuracies)
meanAccuracies = []
for accuracyIndex in range(maxLen):
accuraciesToMean = []
for foldIndex in surplusAccuracies.keys():
try:
accuraciesToMean.append(surplusAccuracies[foldIndex][accuracyIndex])
except:
pass
meanAccuracies.append(np.mean(np.array(accuraciesToMean)))
return meanAccuracies
def printMetricScore(metricScores, metrics):
metricScoreString = "\n\n"
for metric in metrics:
metricModule = getattr(Metrics, metric[0])
if metric[1]!=None:
metricKWARGS = dict((index, metricConfig) for index, metricConfig in enumerate(metric[1]))
else:
metricKWARGS = {}
metricScoreString += "\tFor "+metricModule.getConfig(**metricKWARGS)+" : "
metricScoreString += "\n\t\t- Score on train : "+str(metricScores[metric[0]][0]) +" with STD : "+str(metricScores[metric[0]][2])
metricScoreString += "\n\t\t- Score on test : "+str(metricScores[metric[0]][1]) +" with STD : "+str(metricScores[metric[0]][3])
metricScoreString += "\n\n"
return metricScoreString
def getTotalMetricScores(metric, trainLabelsIterations, testLabelsIterations, DATASET, iterationValidationIndices, statsIter):
labels = DATASET.get("Labels").value
DATASET_LENGTH = DATASET.get("Metadata").attrs["datasetLength"]
metricModule = getattr(Metrics, metric[0])
if metric[1]!=None:
metricKWARGS = dict((index, metricConfig) for index, metricConfig in enumerate(metric[1]))
else:
metricKWARGS = {}
trainScores = []
testScores = []
validationScores = []
for statsIterIndex in range(statsIter):
validationIndices = iterationValidationIndices[statsIterIndex]
learningIndices = [index for index in range(DATASET_LENGTH) if index not in validationIndices]
trainScores.append(metricModule.score(labels[learningIndices], trainLabelsIterations[statsIterIndex], **metricKWARGS))
testScores.append(metricModule.score(labels[validationIndices], testLabelsIterations[statsIterIndex], **metricKWARGS))
return [np.mean(np.array(trainScores)), np.mean(np.array(testScores)), np.std(np.array(trainScores)),
np.std(np.array(testScores))]
def getMetricsScores(metrics, trainLabelsIterations, testLabelsIterations,
DATASET, validationIndices, statsIter):
metricsScores = {}
for metric in metrics:
metricsScores[metric[0]] = getTotalMetricScores(metric, trainLabelsIterations, testLabelsIterations,
DATASET, validationIndices, statsIter)
return metricsScores
def getMeanIterations(kFoldClassifierStats, foldIndex):
iterations = np.array([kFoldClassifier[foldIndex].iterIndex+1 for kFoldClassifier in kFoldClassifierStats])
return np.mean(iterations)
def execute(classifiersIterations, trainLabelsIterations,testLabelsIterations, DATASET,initKWARGS,
LEARNING_RATE,LABELS_DICTIONARY,views, NB_CORES, times,databaseName, nbFolds, validationIndices, gridSearch,
nIter, metrics, statsIter,viewIndices):
CLASS_LABELS = DATASET.get("Labels")[...]
dbConfigurationString, viewNames = getDBConfig(DATASET, LEARNING_RATE, nbFolds, databaseName, validationIndices, LABELS_DICTIONARY)
algoConfigurationString, classifierAnalysis = getAlgoConfig(classifiersIterations, initKWARGS, NB_CORES, viewNames, gridSearch, nIter, times)
(totalScoreOnTrain, totalScoreOnTest, meanAverageAccuracies, viewsStats, scoresOnTainByIter,
scoresOnTestByIter) = getReport(classifiersIterations, CLASS_LABELS, validationIndices, DATASET,
trainLabelsIterations, testLabelsIterations, statsIter, viewIndices, metrics[0])
stringAnalysis = "\t\tResult for Multiview classification with Mumbo" \
"\n\nAverage "+metrics[0][0]+" :\n\t-On Train : " + str(totalScoreOnTrain) + "\n\t-On Test : " + \
str(totalScoreOnTest)
stringAnalysis += dbConfigurationString
stringAnalysis += algoConfigurationString
metricsScores = getMetricsScores(metrics, trainLabelsIterations, testLabelsIterations,
DATASET, validationIndices, statsIter)
stringAnalysis += printMetricScore(metricsScores, metrics)
stringAnalysis += "Mean average scores and stats :"
for viewIndex, (meanAverageAccuracy, bestViewStat) in enumerate(zip(meanAverageAccuracies,viewsStats)):
stringAnalysis+="\n\t- On "+viewNames[viewIndex]+ \
" : \n\t\t- Mean average Accuracy : "+str(meanAverageAccuracy)+ \
"\n\t\t- Percentage of time chosen : "+str(bestViewStat)
stringAnalysis += "\n\n For each iteration : "
for iterIndex in range(len(scoresOnTainByIter)):
stringAnalysis += "\n\t- Iteration " + str(iterIndex + 1)
stringAnalysis += "\n\t\tScore on train : " + \
str(scoresOnTainByIter[iterIndex]) + '\n\t\tScore on test : ' + \
str(scoresOnTestByIter[iterIndex])
name, image = plotAccuracyByIter(scoresOnTainByIter, scoresOnTestByIter, views, classifierAnalysis)
imagesAnalysis = {name: image}
return stringAnalysis, imagesAnalysis, metricsScores