RaghavanAutomatic Differentiation: Worked out exampleThis is a continuation of the previous blog on Automatic Differentiation. In this blog, we will go through a worked-out example of…Mar 14, 2020Mar 14, 2020
RaghavanAutomatic differentiationDerivatives of gradients have been an integral part of all engineering problems. Many of the Engineering disciplines have been computing…Mar 7, 2020Mar 7, 2020
RaghavanKalman Filter Explained: ExampleThis is a continuation of this post which introduced Kalman filtering, in this post, we will see a worked out example. Let's continue with…Apr 14, 20191Apr 14, 20191
RaghavanKalman filter (aka) Linear Quadratic Estimation (LQE)Kalman filter is a statistical algorithm to get a close estimate of value in dynamic systems when the measurement tool has an inaccuracy…Apr 13, 2019Apr 13, 2019
RaghavanPrincipal component analysis (PCA): Explained and implementedIt is very common in datascience tasks involving large number of features , that one is advised to PCA aka Principal component analysis …Aug 19, 20181Aug 19, 20181
RaghavanScatter matrix , Covariance and Correlation ExplainedIt is common among data science tasks to understand the relation between two variables.We mostly use the correlation to understand the…Aug 16, 20182Aug 16, 20182
RaghavaninDataDrivenInvestorFeature Scaling : Why, What , Where , How?Why to scale featuresJul 28, 2018Jul 28, 2018
RaghavanHyperLogLog Algorithm Part II: The LogLog algorithmCounting of distinct numbers (cardinality ) of a multiset is the problem. This is part II of the HyperLogLog algorithm series click here…Jul 14, 2018Jul 14, 2018
RaghavanHyperLogLog Algorithm Part I : Flajolet–Martin algorithmHyperLogLog is a efficient algorithm that approximates distinct elements in multiset.It is being used in most of big data systems …Jul 8, 2018Jul 8, 2018
RaghavanBox and whisker plot Aka Box Plot explainedWhen trying to analysis a series of numerical data , it is essential for us to understand the distribution of the data.One quick way to…Jun 24, 2018Jun 24, 2018