def initialize(self):
"""
Initialize this node.
"""
Node.initialize(self)
# Initialize input bits
self.bits = []
for x in range(self.width):
for y in range(self.height):
bit = Bit()
bit.x = x
bit.y = y
self.bits.append(bit)
if self.dataSourceType == DataSourceType.file:
"""
Initialize this node opening the file and place cursor on the first record.
"""
# If file name provided is a relative path, use project file path
if self.fileName != '' and os.path.dirname(self.fileName) == '':
fullFileName = os.path.dirname(Global.project.fileName) + '/' + self.fileName
else:
fullFileName = self.fileName
# Check if file really exists
if not os.path.isfile(fullFileName):
QtGui.QMessageBox.warning(None, "Warning", "Input stream file '" + fullFileName + "' was not found or specified.", QtGui.QMessageBox.Ok)
return
# Create a data source for read the file
self.dataSource = FileRecordStream(fullFileName)
elif self.dataSourceType == DataSourceType.database:
pass
self.encoder = MultiEncoder()
for encoding in self.encodings:
encoding.initialize()
# Create an instance class for an encoder given its module, class and constructor params
encoding.encoder = getInstantiatedClass(encoding.encoderModule, encoding.encoderClass, encoding.encoderParams)
# Take the first part of encoder field name as encoder name
# Ex: timestamp_weekend.weekend => timestamp_weekend
encoding.encoder.name = encoding.encoderFieldName.split('.')[0]
# Add sub-encoder to multi-encoder list
self.encoder.addEncoder(encoding.dataSourceFieldName, encoding.encoder)
# If encoder size is not the same to sensor size then throws exception
encoderSize = self.encoder.getWidth()
sensorSize = self.width * self.height
if encoderSize > sensorSize:
QtGui.QMessageBox.warning(None, "Warning", "'" + self.name + "': Encoder size (" + str(encoderSize) + ") is different from sensor size (" + str(self.width) + " x " + str(self.height) + " = " + str(sensorSize) + ").", QtGui.QMessageBox.Ok)
return
return True
def initialize(self):
"""
Initialize this node.
"""
Node.initialize(self)
# Initialize input bits
self.bits = []
for x in range(self.width):
for y in range(self.height):
bit = Bit()
bit.x = x
bit.y = y
self.bits.append(bit)
if self.data_source_type == DataSourceType.FILE:
"""
Initialize this node opening the file and place cursor on the first record.
"""
# If file name provided is a relative path, use project file path
if self.file_name != '' and os.path.dirname(self.file_name) == '':
full_file_name = os.path.dirname(Global.project.file_name) + '/' + self.file_name
else:
full_file_name = self.file_name
# Check if file really exists
if not os.path.isfile(full_file_name):
QtWidgets.QMessageBox.warning(None, "Warning", "Input stream file '" + full_file_name + "' was not found or specified.", QtWidgets.QMessageBox.Ok)
return
# Create a data source for read the file
self.data_source = FileRecordStream(full_file_name)
elif self.data_source_type == DataSourceType.DATABASE:
pass
self.encoder = MultiEncoder()
for encoding in self.encodings:
encoding.initialize()
# Create an instance class for an encoder given its module, class and constructor params
encoding.encoder = getInstantiatedClass(encoding.encoder_module, encoding.encoder_class, encoding.encoder_params)
# Take the first part of encoder field name as encoder name
# Ex: timestamp_weekend.weekend => timestamp_weekend
encoding.encoder.name = encoding.encoder_field_name.split('.')[0]
# Add sub-encoder to multi-encoder list
self.encoder.addEncoder(encoding.data_source_field_name, encoding.encoder)
# If encoder size is not the same to sensor size then throws exception
encoder_size = self.encoder.getWidth()
sensor_size = self.width * self.height
if encoder_size > sensor_size:
QtWidgets.QMessageBox.warning(None, "Warning", "'" + self.name + "': Encoder size (" + str(encoder_size) + ") is different from sensor size (" + str(self.width) + " x " + str(self.height) + " = " + str(sensor_size) + ").", QtWidgets.QMessageBox.Ok)
return
return True
def initialize(self):
"""
Initialize this node.
"""
# Check if this region has nodes that feed it
numFeeders = len(Global.project.network.getFeederNodes(self))
if numFeeders == 0:
QtGui.QMessageBox.warning(None, "Warning", "Region '" + self.name + "' does not have any child!")
return
# Initialize this node and the nodes that feed it
Node.initialize(self)
# Create the input map
# An input map is a set of input elements (cells or sensor bits) that should are grouped
# For example, if we have 2 nodes that feed this region (#1 and #2) with dimensions 6 and 12 respectively,
# a input map would be something like:
# 111111222222222222
self._inputMap = []
elemIdx = 0
for feeder in Global.project.network.getFeederNodes(self):
# Arrange input from feeder into input map of this region
if feeder.type == NodeType.region:
for column in feeder.columns:
inputElem = column.cells[0]
self._inputMap.append(inputElem)
else:
for bit in feeder.bits:
inputElem = bit
self._inputMap.append(inputElem)
elemIdx += 1
# Initialize elements
self.columns = []
colIdx = 0
for x in range(self.width):
for y in range(self.height):
column = Column()
column.x = x
column.y = y
for z in range(self.numCellsPerColumn):
cell = Cell()
cell.index = (colIdx * self.numCellsPerColumn) + z
cell.z = z
column.cells.append(cell)
self.columns.append(column)
colIdx += 1
# Create Spatial Pooler instance with appropriate parameters
self.spatialPooler = SpatialPooler(
inputDimensions = (self.getInputSize(), 1),
columnDimensions = (self.width, self.height),
potentialRadius = self.potentialRadius,
potentialPct = self.potentialPct,
globalInhibition = self.globalInhibition,
localAreaDensity = self.localAreaDensity,
numActiveColumnsPerInhArea = self.numActiveColumnsPerInhArea,
stimulusThreshold = self.stimulusThreshold,
synPermInactiveDec = self.proximalSynPermDecrement,
synPermActiveInc = self.proximalSynPermIncrement,
synPermConnected = self.proximalSynConnectedPerm,
minPctOverlapDutyCycle = self.minPctOverlapDutyCycle,
minPctActiveDutyCycle = self.minPctActiveDutyCycle,
dutyCyclePeriod = self.dutyCyclePeriod,
maxBoost = self.maxBoost,
seed = self.spSeed,
spVerbosity = False)
# Create Temporal Pooler instance with appropriate parameters
self.temporalPooler = TemporalPooler(
columnDimensions = (self.width, self.height),
cellsPerColumn = self.numCellsPerColumn,
initialPermanence = self.distalSynInitialPerm,
connectedPermanence = self.distalSynConnectedPerm,
minThreshold = self.minThreshold,
maxNewSynapseCount = self.maxNumNewSynapses,
permanenceIncrement = self.distalSynPermIncrement,
permanenceDecrement = self.distalSynPermDecrement,
activationThreshold = self.activationThreshold,
seed = self.tpSeed)
return True
def initialize(self):
"""
Initialize this node.
"""
# Check if this region has nodes that feed it
numFeeders = len(Global.project.network.getFeederNodes(self))
if numFeeders == 0:
QtGui.QMessageBox.warning(None, "Warning", "Region '" + self.name + "' does not have any child!")
return
# Initialize this node and the nodes that feed it
Node.initialize(self)
# Create the input map
# An input map is a set of input elements (cells or sensor bits) that should are grouped
# For example, if we have 2 nodes that feed this region (#1 and #2) with dimensions 6 and 12 respectively,
# a input map would be something like:
# 111111222222222222
self._inputMap = []
elemIdx = 0
for feeder in Global.project.network.getFeederNodes(self):
# Arrange input from feeder into input map of this region
if feeder.type == NodeType.region:
for column in feeder.columns:
inputElem = column.cells[0]
self._inputMap.append(inputElem)
else:
for bit in feeder.bits:
inputElem = bit
self._inputMap.append(inputElem)
elemIdx += 1
# Initialize elements
self.columns = []
colIdx = 0
for x in range(self.width):
for y in range(self.height):
column = Column()
column.x = x
column.y = y
for z in range(self.numCellsPerColumn):
cell = Cell()
cell.index = (colIdx * self.numCellsPerColumn) + z
cell.z = z
column.cells.append(cell)
self.columns.append(column)
colIdx += 1
# Create Spatial Pooler instance with appropriate parameters
self.spatialPooler = SpatialPooler(
inputDimensions = (self.getInputSize(), 1),
columnDimensions = (self.width, self.height),
potentialRadius = self.potentialRadius,
potentialPct = self.potentialPct,
globalInhibition = self.globalInhibition,
localAreaDensity = self.localAreaDensity,
numActiveColumnsPerInhArea = self.numActiveColumnsPerInhArea,
stimulusThreshold = self.stimulusThreshold,
synPermInactiveDec = self.proximalSynPermDecrement,
synPermActiveInc = self.proximalSynPermIncrement,
synPermConnected = self.proximalSynConnectedPerm,
minPctOverlapDutyCycle = self.minPctOverlapDutyCycle,
minPctActiveDutyCycle = self.minPctActiveDutyCycle,
dutyCyclePeriod = self.dutyCyclePeriod,
maxBoost = self.maxBoost,
seed = self.spSeed,
spVerbosity = False)
# Create Temporal Pooler instance with appropriate parameters
self.temporalPooler = TemporalPooler(
columnDimensions = (self.width, self.height),
cellsPerColumn = self.numCellsPerColumn,
initialPermanence = self.distalSynInitialPerm,
connectedPermanence = self.distalSynConnectedPerm,
minThreshold = self.minThreshold,
maxNewSynapseCount = self.maxNumNewSynapses,
permanenceIncrement = self.distalSynPermIncrement,
permanenceDecrement = self.distalSynPermDecrement,
activationThreshold = self.activationThreshold,
seed = self.tpSeed)
return True
