Above an HDI of 0.9 or so, it turned up, producing what is known in the jargon as a "J-shaped" curve (even though it is the mirror image of a letter j).
HDI高于0.9,线形图呈现行话所谓的“J形曲线”(实际显现的是镜像的字母J)。
"It is impossible to live without failing at something, unless you live so cautiously that you might as well not have lived at all - in which case, you fail by default". - J.
生活中没有失败是不可能的,除非你生活得小心翼翼,不过那样你就不算是真正的在生活。而且你如果这样做你就已经失败了。
J-M prediction model hypothesis of software reliability needs a stricter requirement for reliability test data and it is not so consistent with the fact.
软件可靠性J - M预计模型对可靠性测试数据的假设要求比较严格,与实际情况不太符合。
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