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(插耶路撒冷的美美的图) [Jerusalem is the shrine of three faiths, Judaism Christianity and Islam. [It’s a place of exquisite beauty but also of ugly vulgarity,. 阅读全文
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A*algorithm It evaluates squares (node) by combining h(n), the distance(cost) to that node and g(n), the distance(cost) to get from that node to the g 阅读全文
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http://blog.csdn.net/adam_tu/article/details/7696455 早在1948年，香农就提出将信源符号依其出现的概率降序排序，用符号序列累计概率的二进值作为对芯源的编码，并从理论上论证了它的优越性。1960年， Peter Elias发现无需排序，只要编、解码 阅读全文