Posts & Shots

Significance Test For Linear Regression

significance test for single regressor and subset of regressors for linear regression

Significance Test For Linear Regression

significance test for single regressor and subset of regressors for linear regression

Central Limit Theorem

the definition of the central limit theorem

Central Limit Theorem

the definition of the central limit theorem

Significance Test

illustrate the idea about statistical significance test

Significance Test

illustrate the idea about statistical significance test

Measurements Of Prediction Accuracy

simple overview on prediction accuracy measurements

Measurements Of Prediction Accuracy

simple overview on prediction accuracy measurements

Notes On Awk And Sed

notes on using awk and sed for text processing.

Notes On Awk And Sed

notes on using awk and sed for text processing.

Box Cox Transformation And Power Transformation

An introduction to the Box-Cox transformation, and the more generalized Power transformation.

Box Cox Transformation And Power Transformation

An introduction to the Box-Cox transformation, and the more generalized Power transformation.

B Trees

simple descriptions on B-tree and its variant B+ tree.

B Trees

simple descriptions on B-tree and its variant B+ tree.

Notes On Similarity Measurements

A simple list for several kinds of commonly used similarity measurements.

Notes On Similarity Measurements

A simple list for several kinds of commonly used similarity measurements.

Notes On Collaborative Filtering

A simple review on collaborative filtering. This topic was a nightmare in all previous interviews, as those collaborative filter methods messed up in my mind, and I didn't have time to sort them out.

Notes On Collaborative Filtering

A simple review on collaborative filtering. This topic was a nightmare in all previous interviews, as those collaborative filter methods messed up in my mind, and I didn't have time to sort them out.