Monthly Archives: November 2018

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Data Normalization with Spark

By | 2019-01-02T07:34:58+00:00 November 27th, 2018|Pranab Ghosh|

Data Normalization with Spark Data normalization is a required data preparation step for many Machine Learning algorithms. These algorithms are sensitive to the relative values of the feature attributes. Data normalization is the process of bringing all the [...]

Anomaly Detection with Robust Zscore

By | 2019-01-02T07:29:35+00:00 November 27th, 2018|Pranab Ghosh|

Anomaly Detection with Robust Zscore Anomaly detection with with various statistical modeling based techniques are simple and effective. The Zscore based technique is one among them. Zscore is defined as the absolute difference between [...]

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