This project forked from ai-light/2020-zhihuihaiyang
2020数字**创新大赛-数字政府赛道-智能算法赛：智慧海洋建设算法赛道代码
Home Page: https://tianchi.aliyun.com/competition/entrance/231768/introduction
2020数字**创新大赛-数字政府赛道-智能算法赛：智慧海洋建设算法赛道B榜 top5代码
赛题链接：https://tianchi.aliyun.com/competition/entrance/231768/introduction
整体采用lightgbm模型5折，最终取得算法赛道复赛B榜 top5
> sh run.shrun.sh 执行代码
Dockerfile可忽略，是线上提交的需要
nmf_list.py是用做tfidf的特征处理
feature_selector是用做特征选择
将所有数据data切分成：速度等于0和非0、白天和黑夜，四个数据集对每艘船的速度、方向、xy进行 统计。
采用tfidf对速度和xy进行抽取特征并降维
采用自然语言思路对速度、xy进行embedding
训练模型前采用Lightgbm进行初步的特征筛选
最后用Lightgbm进行模型训练
队伍成员天池id：大白_、jycoco、=CODE.KITTY=、挽着我衣袖的姑娘n_
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