英语词汇“identity matrix”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

identity matrix

noun Mathematics

A square matrix in which all the elements of the principal diagonal are ones and all other elements are zeros. The effect of multiplying a given matrix by an identity matrix is to leave the given matrix unchanged.The matrix I is the identity matrix with ‘ones’ on the diagonal and ‘zeros’ off the diagonal....

Consider the simple example that arises from regarding the 3 x 3 identity matrix as a co-occurrence matrix.
Here G is the geometry matrix, and I is the identity matrix.

单词	identity matrix
释义	identity matrix noun Mathematics A square matrix in which all the elements of the principal diagonal are ones and all other elements are zeros. The effect of multiplying a given matrix by an identity matrix is to leave the given matrix unchanged.The matrix I is the identity matrix with ‘ones’ on the diagonal and ‘zeros’ off the diagonal.... Consider the simple example that arises from regarding the 3 x 3 identity matrix as a co-occurrence matrix. Here G is the geometry matrix, and I is the identity matrix.
随便看	East Indies East Indy easting East Kilbride Eastlake eastland East Lansing eastlin eastling eastlings eastlins East London East Los Angeles East Lothian Eastman, George East March eastmost eastness east-north-east east-north-easterly east-north-eastward east-north-eastwards Easton East Orange East Point