eric-haibin-lin commented on issue #10250: Model too big? URL: https://github.com/apache/incubator-mxnet/issues/10250#issuecomment-376359209 SparseEmbedding could help reduce the memory footprint for the gradient. See example usage in https://github.com/apache/incubator-mxnet/tree/master/example/sparse/matrix_factorization
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