24 from daal
import step1Local, step2Master
25 from daal.algorithms
import low_order_moments
27 utils_folder = os.path.realpath(os.path.abspath(os.path.dirname(os.path.dirname(__file__))))
28 if utils_folder
not in sys.path:
29 sys.path.insert(0, utils_folder)
30 from utils
import printNumericTable, createSparseTable
32 DAAL_PREFIX = os.path.join(
'..',
'data')
38 os.path.join(DAAL_PREFIX,
'distributed',
'covcormoments_csr_1.csv'),
39 os.path.join(DAAL_PREFIX,
'distributed',
'covcormoments_csr_2.csv'),
40 os.path.join(DAAL_PREFIX,
'distributed',
'covcormoments_csr_3.csv'),
41 os.path.join(DAAL_PREFIX,
'distributed',
'covcormoments_csr_4.csv')
44 partialResult = [0] * nBlocks
48 def computestep1Local(block):
50 dataTable = createSparseTable(datasetFileNames[block])
53 algorithm = low_order_moments.Distributed(step1Local, method=low_order_moments.fastCSR)
56 algorithm.input.set(low_order_moments.data, dataTable)
59 partialResult[block] = algorithm.compute()
62 def computeOnMasterNode():
66 algorithm = low_order_moments.Distributed(step2Master, method=low_order_moments.fastCSR)
69 for i
in range(nBlocks):
70 algorithm.input.add(low_order_moments.partialResults, partialResult[i])
76 result = algorithm.finalizeCompute()
79 def printResults(res):
81 printNumericTable(res.get(low_order_moments.minimum),
"Minimum:")
82 printNumericTable(res.get(low_order_moments.maximum),
"Maximum:")
83 printNumericTable(res.get(low_order_moments.sum),
"Sum:")
84 printNumericTable(res.get(low_order_moments.sumSquares),
"Sum of squares:")
85 printNumericTable(res.get(low_order_moments.sumSquaresCentered),
"Sum of squared difference from the means:")
86 printNumericTable(res.get(low_order_moments.mean),
"Mean:")
87 printNumericTable(res.get(low_order_moments.secondOrderRawMoment),
"Second order raw moment:")
88 printNumericTable(res.get(low_order_moments.variance),
"Variance:")
89 printNumericTable(res.get(low_order_moments.standardDeviation),
"Standard deviation:")
90 printNumericTable(res.get(low_order_moments.variation),
"Variation:")
92 if __name__ ==
"__main__":
93 for block
in range(nBlocks):
94 computestep1Local(block)