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思路及模型简述

数据集分为Frame level data和Video level data。youtube上的视频经过筛选之后,最多取前300s,每秒取一帧,一共得到最多300帧。然后对每帧分别经过inception-v3的p re-train模型,得到特征,再对特征进行PCA,whitening以及压缩,得到Frame level data。将每个视频的所有Frame level data平均为1帧,得到Video level data。另外,audio的数据也是相同的流程进行处理。

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We are the 21-day expandables of a kaggle competition.

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