56 from daal.algorithms.neural_networks
import layers
57 from daal.data_management
import HomogenTensor, Tensor
59 utils_folder = os.path.realpath(os.path.abspath(os.path.dirname(os.path.dirname(__file__))))
60 if utils_folder
not in sys.path:
61 sys.path.insert(0, utils_folder)
62 from utils
import printTensor, readTensorFromCSV
65 datasetName = os.path.join(
"..",
"data",
"batch",
"layer.csv")
67 if __name__ ==
"__main__":
70 tensorData = readTensorFromCSV(datasetName)
73 reluLayerForward = layers.relu.forward.Batch()
76 reluLayerForward.input.setInput(layers.forward.data, tensorData)
79 forwardResult = reluLayerForward.compute()
82 printTensor(forwardResult.getResult(layers.forward.value),
"Forward relu layer result (first 5 rows):", 5)
85 gDims = forwardResult.getResult(layers.forward.value).getDimensions()
86 tensorDataBack = HomogenTensor(gDims, Tensor.doAllocate, 0.01)
89 reluLayerBackward = layers.relu.backward.Batch()
92 reluLayerBackward.input.setInput(layers.backward.inputGradient, tensorDataBack)
93 reluLayerBackward.input.setInputLayerData(layers.backward.inputFromForward, forwardResult.getResultLayerData(layers.forward.resultForBackward))
96 backwardResult = reluLayerBackward.compute()
99 printTensor(backwardResult.getResult(layers.backward.gradient),
"Backward relu layer result (first 5 rows):", 5)