...EP算法[2-3]的改进 GEP的个体是由多个长度固定不变的基因组成的线性串染色体,然后这些个体被表示成表达式树(Expression Trees, ET)。GEP染色体和表达式树结构简单清晰,通过简单的线性编码和解码规则可无歧义地互化。
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透过微风中摇弋的常青树,她看着一对坐懒散地斜倚在密封式船尾的夫妇。 这艘船很大,就拴在附近的船坞上。
Through the evergreens swaying in the breeze, she was watching the couple lounging in the enclosed stern of the large boat tied up to the dock nearby.
有些瑜伽袜子设计把脚趾头暴露出来,这样,练习者在做树式和三角式时,可以增加脚趾的触觉感受。
Some pairs are cut to expose the tips of the toes, to give increased tactile sensation during, say, the tree pose and the triangle.
实际上,SAX并不在内存中显式地构建文档树。
Indeed SAX does not explicitly build the document tree in memory.
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