ram annepu

Ram Annepu

R, Python, statistical modelling, machine learning and analytics

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Revisiting the ggplot2

A simple attempt to recreate economist graphs with ggplot2

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Hierarchical and KMeans clustering

Hierarchical and KMeans clustering on credit card data.

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Complete tutorial on regression and regularization

Applying Multiple Linear regression, Lasso, Ridge and Elastic net

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sentiment analysis

A sentiment and word co-location analysis of Warren buffett letters.

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Association Rules mining

Association rules play a very important role in determining the placing of products on market shelf. Also, it can be used to build recommendation systems.

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PCA and clustering on PCA loadings and scores

clustering and PCA analysis on wine data

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Network Analytics

Network analytics can be applied to improve SCM and to get insights about routes.

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Strategic, Operational and Tactical Dashboards

Tableau Story and Dashboards

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Poisson_regression

Poisson and zero inflated poisson regression With Knn imputation

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Fixed effects and Random effects model on panel data

Coming Up

Proportional hazards and COX regression

Coming Up