擅长:python、mysql、java
<p>我可以推荐<a href="http://docs.scipy.org/doc/scipy-0.7.x/reference/generated/scipy.ndimage.interpolation.zoom.html#scipy.ndimage.interpolation.zoom" rel="nofollow noreferrer">scipy.ndimage.interpolation.zoom</a>、<a href="http://docs.scipy.org/doc/scipy/reference/generated/scipy.misc.imresize.html#scipy.misc.imresize" rel="nofollow noreferrer">scipy.misc.imresize</a>或<a href="http://mahotas.readthedocs.org/en/latest/api.html#mahotas.imresize" rel="nofollow noreferrer">mahotas.zoom</a>而不是重新设计轮子吗?你可以选择插值顺序,1是线性的。</p>
<p>至于为什么不起作用,如果x坐标或y坐标恰好是整数,那么权重将为零。</p>