Huawei Technologies Co., Limited

Leijun He

Bin Xu

Kaixing Wang

Chao Lu

Baoqing Liu

A method for performing a matrix multiplication operation is provided. The method includes: obtaining a matrix B1, a matrix A2, and an index matrix, wherein the index matrix comprises indexes, in a matrix A1, of elements in the matrix A2; generating m matrices B2 based on the index matrix and the matrix B1, wherein the m matrices B2 are all matrices with t rows and n columns, and each row of each matrix B2 is a row indicated in the matrix B1 by a corresponding element in the index matrix; and generating a matrix C based on the matrix A2 and the m matrices B2, wherein the matrix C is a product of the matrix A1 and the matrix B1.

Method, circuit, and SOC for performing matrix multiplication operation

In the data compression method, a raw data block in raw data is processed based on a compression algorithm to obtain a standard compressed data block that has a length of L2 and that corresponds to the raw data block, and the raw data is further compressed into one or more standard compressed data blocks that each have the length of L2 and that are to be decompressed in parallel by a decompression apparatus, where the decompression apparatus includes a plurality of decompression engines, and each decompression engine is capable of decompressing one standard compressed data block within one processing cycle. According to the data compression method, a standard compressed data block with a fixed length can be obtained through compression.

Data compression method, data decompression method, and related apparatus, electronic device, and system

A method for performing a matrix multiplication operation is provided. The method includes: obtaining a matrix B, a matrix A, and an index matrix, wherein the index matrix comprises indexes, in a matrix A, of elements in the matrix A; generating m matrices Bbased on the index matrix and the matrix B, wherein the m matrices Bare all matrices with t rows and n columns, and each row of each matrix Bis a row indicated in the matrix Bby a corresponding element in the index matrix; and generating a matrix C based on the matrix Aand the m matrices B, wherein the matrix C is a product of the matrix Aand the matrix B

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Hangzhou, China

Leijun He