{"action":"created","issue":{"url":"https://api.github.com/repos/Microsoft/LightGBM/issues/344","repository_url":"https://api.github.com/repos/Microsoft/LightGBM","labels_url":"https://api.github.com/repos/Microsoft/LightGBM/issues/344/labels{/name}","comments_url":"https://api.github.com/repos/Microsoft/LightGBM/issues/344/comments","events_url":"https://api.github.com/repos/Microsoft/LightGBM/issues/344/events","html_url":"https://github.com/Microsoft/LightGBM/issues/344","id":213698682,"number":344,"title":"python: lambdarank not in python examples","user":{"login":"anddelu","id":5293824,"avatar_url":"https://avatars3.githubusercontent.com/u/5293824?v=3","gravatar_id":"","url":"https://api.github.com/users/anddelu","html_url":"https://github.com/anddelu","followers_url":"https://api.github.com/users/anddelu/followers","following_url":"https://api.github.com/users/anddelu/following{/other_user}","gists_url":"https://api.github.com/users/anddelu/gists{/gist_id}","starred_url":"https://api.github.com/users/anddelu/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/anddelu/subscriptions","organizations_url":"https://api.github.com/users/anddelu/orgs","repos_url":"https://api.github.com/users/anddelu/repos","events_url":"https://api.github.com/users/anddelu/events{/privacy}","received_events_url":"https://api.github.com/users/anddelu/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"assignees":[],"milestone":null,"comments":4,"created_at":"2017-03-13T08:17:11Z","updated_at":"2017-03-15T09:13:38Z","closed_at":null,"body":"I want to find more materials of lambdarank and find it not in python examples. I see the 'exe' exmpale about it and find the training data format is libsvm. Can dataframe be suitable to lambdarank?\r\n"},"comment":{"url":"https://api.github.com/repos/Microsoft/LightGBM/issues/comments/286682978","html_url":"https://github.com/Microsoft/LightGBM/issues/344#issuecomment-286682978","issue_url":"https://api.github.com/repos/Microsoft/LightGBM/issues/344","id":286682978,"user":{"login":"anddelu","id":5293824,"avatar_url":"https://avatars3.githubusercontent.com/u/5293824?v=3","gravatar_id":"","url":"https://api.github.com/users/anddelu","html_url":"https://github.com/anddelu","followers_url":"https://api.github.com/users/anddelu/followers","following_url":"https://api.github.com/users/anddelu/following{/other_user}","gists_url":"https://api.github.com/users/anddelu/gists{/gist_id}","starred_url":"https://api.github.com/users/anddelu/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/anddelu/subscriptions","organizations_url":"https://api.github.com/users/anddelu/orgs","repos_url":"https://api.github.com/users/anddelu/repos","events_url":"https://api.github.com/users/anddelu/events{/privacy}","received_events_url":"https://api.github.com/users/anddelu/received_events","type":"User","site_admin":false},"created_at":"2017-03-15T09:13:38Z","updated_at":"2017-03-15T09:13:38Z","body":"It's said that \"If name of data file is \"train.txt\", the query file should be named as \"train.txt.query\" and in same folder of training data. LightGBM will load the query file automatically if it exists.\" so I don't need specify the query file when I have the \"train.txt.query\" file. \r\nHowever I still can't understand the result of prdicitons like \"0.26435133365037472、0.20650814382479751、-0.00745447106920808\"."}}
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