matlab 四舍五入

在Matlab中进行四舍五入操作可以使用floor函数和round函数。floor函数会将小数向下取整，返回不大于输入值的最大整数。例如，floor(3.4)的结果是3，floor(3.7)的结果也是3。而round函数会进行四舍五入，返回最接近输入值的整数。如果小数部分大于或等于0.5，则结果向上取整，否则向下取整。所以，round(3.4)的结果是3，round(3.7)的结果是4。<span class="em">1</span><span class="em">2</span><span class="em">3</span>
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