Posts
- Oct 31, 2019
Notes on Learning To Rank Task We want to learn a function \(f(q, D)\) which takes in a query \(q\) and a list of documents \(D=\{d_1, d_2, ..., d_n\}\), and produces scores using which we can rank/order the list of documents. Types...
- Oct 25, 2019
Yester day I experienced my biggest shakeup ever since I started participating on Kaggle. I dropped from silver zone to nowhere. The competition is an image segmentation competition, and based on past experience, CV competitions has relatively low shakeups(compare to tabular/transaction/time series...
- Aug 22, 2019
I was working on a piece of code today and I need to iterate over a iterable multiple times to do some computes. The body of code is the same for all passes. One obvious thing I can do is to do...
- Aug 21, 2019
When working with machine learning problems, often I use python dictionary to map categorical values to its integer encoded values. Something like: import string feature_encoder = {v:i for i, v in enumerate(string.ascii_lowercase)} To get back the original value, I need to have...
- May 22, 2019
My current website hosting costs me $7.99 a month plus ~$20 for domain name per year. I have been paying this amount for a little more than 3 years, and finally decided to cut the hosting fee by migrating over to github...