29 import daal.algorithms.normalization.minmax
as minmax
30 from daal.data_management
import DataSourceIface, FileDataSource
32 utils_folder = os.path.realpath(os.path.abspath(os.path.dirname(os.path.dirname(__file__))))
33 if utils_folder
not in sys.path:
34 sys.path.insert(0, utils_folder)
35 from utils
import printNumericTable
38 datasetName = os.path.join(
'..',
'data',
'batch',
'normalization.csv')
40 if __name__ ==
"__main__":
43 dataSource = FileDataSource(datasetName,
44 DataSourceIface.doAllocateNumericTable,
45 DataSourceIface.doDictionaryFromContext)
46 dataSource.loadDataBlock()
48 data = dataSource.getNumericTable()
51 algorithm = minmax.Batch(method=minmax.defaultDense)
54 algorithm.parameter.lowerBound = -1.0
55 algorithm.parameter.upperBound = 1.0
58 algorithm.input.set(minmax.data, data)
61 res = algorithm.compute()
63 printNumericTable(data,
"First 10 rows of the input data:", 10)
64 printNumericTable(res.get(minmax.normalizedData),
"First 10 rows of the min-max normalization result:", 10)