结果:找到“var=exp”相关内容27个,排序为按回复时间降序,搜索更多相关帖子请点击“高级”
A Multivariate Exponen-tial Distribution
1 个回复 - 1150 次查看
【作者(必填)】Marshall, Albert W. and Ingram Olkin
【文题(必填)】A Multivariate Exponen-tial Distribution
【年份(必填)】1967
【全文链接或数据库名称(选填)】http://www.jstor.org/discover/10.230 ...
2014-9-4 10:13 - lipj - 求助成功区
随机森林 % Var explained
7 个回复 - 11232 次查看
涉及到写论文,看到一半论文中比较的两个量为R^2 和 RMSE
randomForest(formula = organic ~ ., data = data1, importance = T)
Type of random forest: regression
Num ...
2015-8-4 14:07 - vivianzhang0120 - R语言论坛
随机森林Var explained为负数
8 个回复 - 15533 次查看
Call:
randomForest(formula = organic ~ ., data = Dat.Fill, ntree = 5000, importance = T, mtry = 3, na.action = na.roughfix)
Type of random forest: regression
...
2015-8-3 11:15 - vivianzhang0120 - R语言论坛
计算 Var, Expected shortfall (ES)
0 个回复 - 5207 次查看
(a) A company operates two subsidiaries, one in Western Australia and one in Queensland. The 10-day absolute 99% VaR in Queensland is estimated at $100,000 and the 10-day absolute 99% VaR in WA is e ...
2013-8-24 12:54 - garfielddxc - 金融学(理论版)