Nuo Chen

> Same here. I put all HLSL files into my 'PxShader' folder and set the combination in potplayer, but I can't tell any difference when I enable it. +1

9.33个人认为应该改成这样（之前不知道直接pull request了 不好意思  \frac{\partial L L(D)}{\partial \boldsymbol{\mu}_{i}} &=\frac{\partial}{\partial \boldsymbol{\mu}_{i}}\left[\sum_{j=1}^{m} \ln \left(\sum_{i=1}^{k} \alpha_{i} \cdot p\left(\boldsymbol{x}_{j} | \boldsymbol{\mu}_{i}, \boldsymbol{\Sigma}_{i}\right)\right)\right] \\ &=\sum_{j=1}^{m} \frac{\partial}{\partial \boldsymbol{\mu}_{i}}\left[\ln \left(\sum_{i=1}^{k} \alpha_{i} \cdot p\left(\boldsymbol{x}_{j} | \boldsymbol{\mu}_{i}, \boldsymbol{\Sigma}_{i}\right)\right)\right] \\...