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      <title>Feature compression with 3d sparse convolution</title>
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      <description>&lt;p&gt;本文面向视频编码与机器（VCM）中的特征压缩任务，指出现有方法未充分利用特征的维度与稀疏性。研究发现特征具有低空间维度、高通道维度的特点，传统基于2D卷积的下采样方式并不适用，因此提出采用3D卷积进行特征压缩；同时利用特征的稀疏性引入稀疏卷积，以降低模型复杂度。作者在多种网络结构和输入特征上验证了所提方法的有效性，为特征压缩提供了新思路。&lt;/p&gt;
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