lei zhu's repositories

ML_Notes

机器学习算法的公式推导以及numpy实现

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GNN_Notes

图神经网络(GNN)学习笔记

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ML_imblearn

类别不平衡学习,包括采样、代价敏感学习、决策输出补偿以及集成学习等内容

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Stacking_Ensembles

Stacking classification and regression

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Text_Representation

基于gensim对BOW,TFIDF,LDA,LSI,W2V等传统的文本表示模型进行简单的封装,并添加了chi2,互信息等特征选择方法

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gbdt-is-all-you-need

收集、整理其他技术与gbdt的融合,期望既能保留其他技术所带来的效果提升,又能保留gbdt模型的良好可解释性

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Graphx_Notes

Graphx学习笔记

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pipenlp

以Pipeline的方式构建NLP任务,包括文本清洗、关键词提取、特征抽取、文本分类等任务

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faster-lgbm-predictor

加速lgbm的预测速度

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zhulei227

Config files for my GitHub profile.