YQ Tsui

Bug fix for Rank and WMA operators

11

## Description 1) change the scaling in the inner function of Rank operator from len(x1) to 100 2) add 1 on the non-normalized weights of WMA operators ## Motivation and...

It looks that the `value+dvalue` mode doesn't work well with the `bounds` mode for `rangebreak` parameter of the datetime axis. Below is an simple example to replicate the issue: ####...

## ❓ Questions and Help Any difference between the one with `_ts` and without `_ts` from model perspective?

Fix duplicated log record issue. ## Description Set parent property `propagate` of `QlibLogger` to False. ## Motivation and Context If the official python `logging` module is called somewhere during qlib...

Enhancement and bugfix in report plots

2

## Description 1. allow input custom benchmark return series to compare with group1. 2. fix stratifying bug: simply using `len(x) // N * i : len(x) // N * (i...