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Model performance metrics: How well does my model perform? – Part 1
This article discusses metrics & plots (Confusion, Gain, Lift & K-S) to evaluate the performance of classification models & their advantages
Tavish Srivastava 17 Apr, 2015
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Image processing and feature extraction using Python
Image processing and feature selection can be tricky. This article teaches the basics of Python image processing and image feature extraction using Python.
Tavish Srivastava 26 Jul, 2020 -
Simple Framework to crack a Kaggle problem statement
It is the best time to be on Kaggle than ever before. We provide a simple framework & tips to get you started on a Kaggle competition
Tavish Srivastava 17 Apr, 2015 -
The “caret” Package – One stop solution for building predictive models in R
Caret package in R provides the tools for building predictive models in R. In this tutorial learn the basics of the Caret package using a dataset in R.
Guest Blog 25 Jun, 2020
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Combining datasets in SAS – simplified!
Combining datasets in SAS a most common task. SAS provides ways to merge and combine two datasets in SAS using append, Concatenate and Interleave.
Sunil Ray 26 Jul, 2020 -
How to remove Synthetic Key using Concatenation & Link table in QlikView?
Synthetic keys can be a result of a bad data model in QlikView. Learn how to remove synthetic keys in qlikview using Concatenation and Link Table.
Sunil Ray 26 Jul, 2020 -
Introduction to PIG Latin
PIG latin is one of the simplest and commonly used languages in the Hadoop ecosystem. This article explains how to write code in PIG Latin to query Big Data
Tavish Srivastava 26 Jul, 2020 -
Comprehensive guide to SAS PROC Format
SAS PROC Format helps displaying output in specific ways. This article provides a guide to predefined formats and user defined formats in SAS.
Sunil Ray 26 Jul, 2020 -
Hadoop beyond traditional MapReduce – Simplified
The Hadoop ecosystem has developed beyond traditional MapReduce. Here is an introduction to Hadoop ecosystem tools- PIG , HIVE , IMPALA, Oozie, Sqoop.
Tavish Srivastava 26 Jul, 2020 -
Synthetic Keys in Qlikview – simplified!
Developers consider synthetic keys, tables bad in data models. Learn about synthetic keys in qlikview, whether they are good or bad and how to remove them.
Sunil Ray 26 Jul, 2020
