Kritika Jalan

Engineer | Data Scientist | Poet. Based in India.

Error Analysis to your Rescue – Lessons from Andrew Ng, part 3

By Kritika Jalan, India on January 29, 2018 in Andrew Ng, Bias, Distribution, Machine Learning, Variance
The last entry in a series of posts about Andrew Ng's lessons on strategies to follow when fixing errors in your algorithm
How to Improve Machine Learning Algorithms? Lessons from Andrew Ng, part 2

By Kritika Jalan, India on December 21, 2017 in Algorithms, Andrew Ng, Bias, Machine Learning
The second chapter of ML lessons from Ng’s experience. This one will only be talking about Human Level Performance & Avoidable Bias.
How to Improve Machine Learning Performance? Lessons from Andrew Ng

By Kritika Jalan, India on December 13, 2017 in Andrew Ng, Machine Learning
5 useful tips and lessons from Andrew Ng on how to improve your Machine Learning performance, including Orthogonalisation, Single Number Evaluation Metric, and Satisfying and Optimizing Metric.
Extracting Tweets With R

By Kritika Jalan, India on November 14, 2017 in R, Twitter
This article will give you a great, brief overview for extracting Tweets using R.
It Only Takes One Line of Code to Run Regression

By Kritika Jalan, India on October 19, 2017 in Data Science, India, Regression
I learned how important to understand data before running algorithms, how important it is to know the context and the industry before jumping on getting insights, how it is very easy to make models but tough to get them to work for you, and finally, how it only takes one line of code to run linear regression on your dataset.
Find Out What Celebrities Tweet About the Most

By Kritika Jalan, India on October 5, 2017 in Andrew Ng, Data Visualization, Donald Trump, R, Twitter, Word Cloud
Word cloud is a popular data visualisation method. Here we show how to use R to create twitter word cloud of celebrities and politicians.

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