<> === 击中击不中运算 === 击中击不中运算定义为：{{{#!latex $$A \otimes B = (A\ominus B_1) \cap (A^c\ominus B_2)$$ }}} {{attachment:../figure912.png}} 在matlab中实现{{{ c = bwhitmiss(A, B1, B2); }}} {{attachment:../figure913.png}} <>