Jingbiao's Blog

「Hinc lucem et pocula sacra」

Tumor prediction by gene expression level

With PCA and logistic regression

Introduction In this coursework, principal component analysis is used to separate a very high dimensional medical dataset of ~ 20,000 genes as input features and 5 type of tumor as output features....

Posted by Jingbiao on March 12, 2021, 9 minutes to read

Simplex Algorithm for Linear Constrained Optimisation problems

3M1 optimisation review

Simplex Algorithm Simplex Algorithm is used to do linear programming and find the solution to a constrained optimization problem. Important concepts here: basic / non-basic variable, pivoting / ent...

Posted by Jingbiao on March 10, 2021, 2 minutes to read

Training Perturbation in Pytorch

Problems require to be fixed

The aim is to add noise during training of the network. For example: 1 2 3 with torch.no_grad(): for param in model.parameters(): param.add_(torch.randn(param.size()) * 0.1) However,...

Posted by Jingbiao on February 28, 2021, 3 minutes to read

Travelling after Covid

In memorial of the trip to Morocco Easter 2019

Posted by Jingbiao on February 20, 2021, Less than 1 minute to read

3F7 Notes

Information theory and coding

The pdf version could be downloaded below. PDF to Download. IMG to Download.

Posted by Jingbiao on December 20, 2020, 1 minute to read

3F3 Notes

Statistical Signal Processing

The pdf version could be downloaded below. PDF to Download. IMG to Download.

Posted by Jingbiao on December 20, 2020, 1 minute to read