王亮说,DNA序列遵循齐普夫定律(Zipf ' s law),该定律的基本表述是在任何长文件中,半数的单词仅出现一次。
Liang says DNA sequences follow Zipf's law, which basically states that in any long document, half the words appear only once.
王亮研究了拟南芥(arabidopsis)、曲霉菌(aspergillus)、果蝇以及老鼠的基因组,同时发现基因“单词”的一个合适的平均长度是12个字母。
Liang studied the genomes of arabidopsis, aspergillus, the fruit fly and the mouse, and found that a good average word length is 12 letters.
春天里的一天,王亮宾把他的家丁叫到跟前。
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