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pso-image
- LGB图像压缩代码--使用LGB算法训练码本，多次训练直到收敛到一定程度。可以输出量化结果和量化信噪比-LGB image ya suo--the use of the code, many training until convergence to a certain extent. Output can be quantified and quantitative results SNR
mvq
- 用LBG算法对图像进行矢量量化，并实现了图像解码，图像解码视觉效果良好。-realized image vector quantization employed the LGB algorithm, and achieved the image decoding, image decoding visual effect is good.
LBG
- training vector quantization LGB
EM
- EM 算法，先K-mean 聚类，然后LGB分裂-EM algorithm, the first K-mean clustering, then LGB split
LBG
- Illustration of the LGB Vector Quantization Algorithm
TianCheng-master_chusai_qingyu
- 2018年甜橙金融杯大数据建模大赛初赛方案：通过追踪时间、设备、ip和经纬度等属性的变化来建模判断UID是否为黑产链 ## 代码说明： - gen_stat_feat.py 统计特征 - gen_w2v_feat.py word2vec特征 - lgb_train.py lgb训练模型 两份特征建模加权8:2比例融合即可0.792+，单独统计特征加UID列建模即可0.795。(The preliminary scheme of the 2018 Sweet