求mk矩阵A和nk矩阵的欧几里得距离?

“`” 参考回答：

先得到矩阵<img alt=""img"" referrerpolicy=""no-referrer"" src=""https://uploadfiles.nowcoder.com/images/20190315/311436_1552623342884_E41DA7FEB4E9F891512CC979E52C4BD0"">,然后对矩阵A和矩阵<img alt=""img"" referrerpolicy=""no-referrer"" src=""https://uploadfiles.nowcoder.com/images/20190315/311436_1552623329672_258AC8F87E8383EF08EE049F24A73FD7"">分别求出其中每个向量的模平方,并扩展为两个m*k的矩阵<img alt=""img"" referrerpolicy=""no-referrer"" src=""https://uploadfiles.nowcoder.com/images/20190315/311436_1552623312454_045FC340E310729BACA2C355D924AB9F"">和<img alt=""img"" referrerpolicy=""no-referrer"" src=""https://uploadfiles.nowcoder.com/images/20190315/311436_1552623296779_562766B9EAAA685DF739DA6A3F65BCFE"">。最终求得新的矩阵<img alt=""img"" referrerpolicy=""no-referrer"" src=""https://uploadfiles.nowcoder.com/images/20190315/311436_1552623273927_B4EFCEFC98D7A315D4DC2446EF8EF144"">,并将此矩阵开平方得到A,B向量集的欧几里得距离。

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