{"action":"created","issue":{"url":"https://api.github.com/repos/mlr-org/mlr-tutorial/issues/3","labels_url":"https://api.github.com/repos/mlr-org/mlr-tutorial/issues/3/labels{/name}","comments_url":"https://api.github.com/repos/mlr-org/mlr-tutorial/issues/3/comments","events_url":"https://api.github.com/repos/mlr-org/mlr-tutorial/issues/3/events","html_url":"https://github.com/mlr-org/mlr-tutorial/issues/3","id":91900994,"number":3,"title":"feature selection","user":{"login":"zmjones","id":1114501,"avatar_url":"https://avatars.githubusercontent.com/u/1114501?v=3","gravatar_id":"","url":"https://api.github.com/users/zmjones","html_url":"https://github.com/zmjones","followers_url":"https://api.github.com/users/zmjones/followers","following_url":"https://api.github.com/users/zmjones/following{/other_user}","gists_url":"https://api.github.com/users/zmjones/gists{/gist_id}","starred_url":"https://api.github.com/users/zmjones/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/zmjones/subscriptions","organizations_url":"https://api.github.com/users/zmjones/orgs","repos_url":"https://api.github.com/users/zmjones/repos","events_url":"https://api.github.com/users/zmjones/events{/privacy}","received_events_url":"https://api.github.com/users/zmjones/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"milestone":null,"comments":6,"created_at":"2015-06-29T20:25:43Z","updated_at":"2015-06-29T20:41:36Z","closed_at":null,"body":"with the head copy of mlr i have an error in 109 of `filter_features.Rmd`. \r\n\r\n```{r}\r\n> lrn = makeFilterWrapper(learner = \"classif.fnn\", fw.method = \"information.gain\", fw.abs = 2)\r\n> rdesc = makeResampleDesc(\"CV\", iters = 10)\r\n> r = resample(learner = lrn, task = iris.task, resampling = rdesc, show.info = FALSE, models = TRUE)\r\nError in resample(learner = lrn, task = iris.task, resampling = rdesc,  : \r\n  Assertion on 'xs' failed: Must be of type 'list', not 'NULL'\r\n```\r\n\r\n"},"comment":{"url":"https://api.github.com/repos/mlr-org/mlr-tutorial/issues/comments/116839179","html_url":"https://github.com/mlr-org/mlr-tutorial/issues/3#issuecomment-116839179","issue_url":"https://api.github.com/repos/mlr-org/mlr-tutorial/issues/3","id":116839179,"user":{"login":"zmjones","id":1114501,"avatar_url":"https://avatars.githubusercontent.com/u/1114501?v=3","gravatar_id":"","url":"https://api.github.com/users/zmjones","html_url":"https://github.com/zmjones","followers_url":"https://api.github.com/users/zmjones/followers","following_url":"https://api.github.com/users/zmjones/following{/other_user}","gists_url":"https://api.github.com/users/zmjones/gists{/gist_id}","starred_url":"https://api.github.com/users/zmjones/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/zmjones/subscriptions","organizations_url":"https://api.github.com/users/zmjones/orgs","repos_url":"https://api.github.com/users/zmjones/repos","events_url":"https://api.github.com/users/zmjones/events{/privacy}","received_events_url":"https://api.github.com/users/zmjones/received_events","type":"User","site_admin":false},"created_at":"2015-06-29T20:41:36Z","updated_at":"2015-06-29T20:41:36Z","body":"ah ok. that makes sense now"}}