“hessian matrix”的概念、定义、翻译、参考文献-科学参考

单词	hessian matrix
释义	hessian matrix Statistics The matrix of second-order (partial) derivatives of a multivariate function. If y = f(x₁, x₂,…, x_n) the element in row j and column k is $hessian matrix$ The matrix is n×n and symmetric (provided that its elements are continuous).
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