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Previously, we have covered why and how to create a correlation matrix of ETFs available in Hong Kong market using Python. Now we …
Last updated on 5 min read tech

Several months ago I finished reading the book The Intelligent Asset Allocator by William Bernstein. It is a really nice book if you …
Last updated on 7 min read tech

Executive Summary The Capstone Project of the Johns Hopkins Data Science Specialization is to build an NLP application, which should …
Last updated on 10 min read tech

Executive Summary The Capstone Project of the Johns Hopkins Data Science Specialization is to build an NLP application, which should …
Last updated on 8 min read tech

Executive Summary The Capstone Project of the Data Science Specialization in Coursera offered by Johns Hopkins University is to build …
Last updated on 9 min read tech

We have discussed the basic ideas of logistic regression in previous post. The purpose of logistic regression is to find the optimal …
Last updated on 2 min read tech

In previous series of posts we discussed simple and multivariate linear regression that can be used to predict target features with …
Last updated on 3 min read tech

In the previous articles we have discussed the basic concept of simple linear regression; how to measure the error of the regression …
Last updated on 4 min read tech

Choosing Learning Rate We introduced an important parameter, the learning rate \(\alpha\), in Linear Regression 2 – Gradient Descent …
Last updated on 2 min read tech

The Simple Linear Regression can only handle the relationship between the target feature and one descriptive feature, which is not …
Last updated on 2 min read tech