降维
- [ ] 可以搞清楚feature selection和feature extraction
- [ ] 可以搞清楚t-SNE和PCA
- [ ] 还有之前老王提到的高维稀疏军阵降维，可以考虑一下嘛，哈哈，看看有没有新的idea
t-SNE, a powerful feature extraction technique that will allow you to visualize a high-dimensional dataset.
相关性与因果关系
t-SNE, a powerful feature extraction technique that will allow you to visualize a high-dimensional dataset.
相关性与因果关系