Anuj Katiyal
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Adaboost Algorithm using numpy in Python

Date 2017-10-24 By Anuj Katiyal Tags python / numpy / matplotlib

Implementation of Adaboost algorithm while boosting the Linear Regression based weak classifier, plotting training vs testing error and seeing how training error goes to 0, plotting a histogram of important features along with alphas and epsilons as a function of the number of iterations.

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Naive Bayes Algorithm using numpy in Python

Date 2017-10-21 By Anuj Katiyal Tags python / numpy / matplotlib

Implementing Naive Bayes algorithm from scratch using numpy in Python. The dataset has 57 features, out of which the first 54 follow Bernoulli Distribution and the other 3 come from a Pareto Distribution.

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K-Nearest Neighbors using numpy in Python

Date 2017-10-01 By Anuj Katiyal Tags python / numpy / matplotlib

Implementing K-Nearest Neighbors Classification Algorithm using numpy in Python and visualizing how varying the parameter K affects the classification accuracy

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In-class Kaggle Classification Challenge for Bank's Marketing Campaign

Date 2017-10-01 By Anuj Katiyal Tags python / scikit-learn / matplotlib / kaggle

Using scikit-learn classifiers for a classification challenge to label if the bank term deposit would be subscribed to or not based on the marketing phone calls

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Logistic Regression using numpy in Python

Date 2017-10-01 By Anuj Katiyal Tags python / numpy / matplotlib

Implementing logistic regression using numpy in Python and visualizing the objective function variation as a function of iterations. The log likelihood function for logistic regression is maximized over w using Steepest Ascent and Newton's Method

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Ridge Regression using numpy in Python

Date 2017-09-30 By Anuj Katiyal Tags python / numpy / matplotlib

Implementing ridge regression using numpy in Python and visualizing the importance of features and the effect of varying hyperparameters on the degree of freedom and RMSE

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    • Adaboost Algorithm using numpy in Python
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    • In-class Kaggle Classification Challenge for Bank's Marketing Campaign
    • Logistic Regression using numpy in Python
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About Me:

Data Scientist
Python Aficionado and R Neophyte
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