摘要: ```python -c 'print("Hi")'Hi``` 阅读全文
posted @ 2020-04-15 20:43 2021年的顺遂平安君 阅读(508) 评论(0) 推荐(0)
摘要: python -c 'print("Hi")'Hi 阅读全文
posted @ 2020-04-15 20:43 2021年的顺遂平安君 阅读(75) 评论(0) 推荐(0)
摘要: a=[2400,156000]b=[1950,126750]np.linalg.norm(a-b)29253.461333661013 a=[240,15600]b=[195,12675]np.linalg.norm(a-b)2925.346133366... 阅读全文
posted @ 2020-04-15 20:41 2021年的顺遂平安君 阅读(81) 评论(0) 推荐(0)
摘要: Additionally, Euclidean distance multiplies the effect of redundant information in the dataset. If I had five variables which are heavily correlated a 阅读全文
posted @ 2020-04-15 20:41 2021年的顺遂平安君 阅读(1414) 评论(0) 推荐(0)
摘要: 阅读全文
posted @ 2020-04-15 14:53 2021年的顺遂平安君 阅读(82) 评论(0) 推荐(0)
摘要: require(caTools)set.seed(101) sample = sample.split(data$anycolumn, SplitRatio = .75)train = subset(data, sample == TRUE)test =... 阅读全文
posted @ 2020-04-15 14:53 2021年的顺遂平安君 阅读(59) 评论(0) 推荐(0)