We give the concept of the leave-one-out cross-validation score. We also discuss the best method to choose the bandwidth and give the best value of it.
给出了缺一交叉验证得分的概念，讨论了最优带宽的理论的和实际的选择方法，并得出实际最优带宽的值。
Using the "two-point method", (normal value 1, score) and (normal value 2, score) to determine the scoring formula, and obtains the score of the appraisal object.
采用“两点法”（标准值1，分数）及（标准值2，分数）来确定计分公式，得出评价对象的得分。
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