Monthly Archives: August 2015

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 a data value and it’s mean normalized with standard deviation. A … Continue reading

Posted in Anomaly Detection, Big Data, data quality, Data Science, Hadoop and Map Reduce | Tagged , , | 6 Comments