class ClasifierTester:
def __init__(self):
self.util = Utils()
def createDataset(self, inputData):
data = ClassificationDataSet(100,nb_classes=len(inputData.keys()), class_labels=inputData.keys())
allTheLetters = string.uppercase
for i in range(300):
for letter in inputData.keys():
data.addSample(inputData[letter], allTheLetters.index(letter))
data._convertToOneOfMany([0,1])
return data
def checkIfCorrect(self, result, correctAnswer):
maximum = result[0]
maximumIndex = 0
allTheLetters = string.uppercase
for i in range(len(result)):
if result[i] > maximum:
maximum = result[i]
maximumIndex = i
return allTheLetters.index(correctAnswer) == maximumIndex
def testWithGivenModificationFunction(self, trained, inputData, letter, removalRange, removalFunction):
testRange = 100
avarageSum = 0
wasFailed = False
for d in range(testRange):
for i in range(int(removalRange)):
if not self.checkIfCorrect(trained.activate(removalFunction(i, inputData[letter])), letter):
# print "Fail with value i: "+str(i)
avarageSum = avarageSum + i
wasFailed = True
break
if wasFailed:
return avarageSum/testRange
else:
return 100
def testWithRemovedVerticalLine(self, trained, inputData, letter):
sizeSqrt = math.sqrt(len(inputData[letter]))
avarageSum = sizeSqrt
for i in range(int(sizeSqrt)):
if not self.checkIfCorrect(trained.activate(self.util.removeLineVerticaly(i, inputData[letter])), letter):
avarageSum = avarageSum - 1
return 100*avarageSum/sizeSqrt
def testWithRemovedHorizontalLine(self, trained, inputData, letter):
sizeSqrt = math.sqrt(len(inputData[letter]))
avarageSum = sizeSqrt
for i in range(int(sizeSqrt)):
if not self.checkIfCorrect(trained.activate(self.util.removeLineHorizontal(i, inputData[letter])), letter):
avarageSum = avarageSum - 1
return 100*avarageSum/sizeSqrt
class NormalTester:
def __init__(self):
self.util = Utils()
def createDataset(self, inputData):
data = SupervisedDataSet(100,6)
for i in range(300):
for letter in inputData.keys():
data.addSample(inputData[letter], brailDict[letter])
return data
def checkIfCorrect(self, result, correctAnswer):
for i in range(len(result)):
if result[i] > 0.5:
result[i] = 1
else:
result[i] = 0
if result[i] != correctAnswer[i]:
return False
return True
def testWithGivenModificationFunction(self, trained, inputData, letter, removalRange, removalFunction):
testRange = 100
avarageSum = 0
wasFailed = False
for d in range(testRange):
for i in range(int(removalRange)):
if not self.checkIfCorrect(trained.activate(removalFunction(i, inputData[letter])), brailDict[letter]):
avarageSum = avarageSum + i
wasFailed = True
break
if wasFailed:
return avarageSum/testRange
else:
return 100
def testWithRemovedVerticalLine(self, trained, inputData, letter):
sizeSqrt = math.sqrt(len(inputData[letter]))
avarageSum = sizeSqrt
for i in range(int(sizeSqrt)):
if not self.checkIfCorrect(trained.activate(self.util.removeLineVerticaly(i, inputData[letter])), brailDict[letter]):
avarageSum = avarageSum - 1
return 100*avarageSum/sizeSqrt
def testWithRemovedHorizontalLine(self, trained, inputData, letter):
sizeSqrt = math.sqrt(len(inputData[letter]))
avarageSum = sizeSqrt
for i in range(int(sizeSqrt)):
if not self.checkIfCorrect(trained.activate(self.util.removeLineHorizontal(i, inputData[letter])), brailDict[letter]):
avarageSum = avarageSum - 1
return 100*avarageSum/sizeSqrt
