{"action":"opened","issue":{"url":"https://api.github.com/repos/deeplearning4j/deeplearning4j/issues/5203","repository_url":"https://api.github.com/repos/deeplearning4j/deeplearning4j","labels_url":"https://api.github.com/repos/deeplearning4j/deeplearning4j/issues/5203/labels{/name}","comments_url":"https://api.github.com/repos/deeplearning4j/deeplearning4j/issues/5203/comments","events_url":"https://api.github.com/repos/deeplearning4j/deeplearning4j/issues/5203/events","html_url":"https://github.com/deeplearning4j/deeplearning4j/issues/5203","id":323477260,"number":5203,"title":"DataVec: Review BalancedPathFilter","user":{"login":"AlexDBlack","id":2360237,"avatar_url":"https://avatars0.githubusercontent.com/u/2360237?v=4","gravatar_id":"","url":"https://api.github.com/users/AlexDBlack","html_url":"https://github.com/AlexDBlack","followers_url":"https://api.github.com/users/AlexDBlack/followers","following_url":"https://api.github.com/users/AlexDBlack/following{/other_user}","gists_url":"https://api.github.com/users/AlexDBlack/gists{/gist_id}","starred_url":"https://api.github.com/users/AlexDBlack/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/AlexDBlack/subscriptions","organizations_url":"https://api.github.com/users/AlexDBlack/orgs","repos_url":"https://api.github.com/users/AlexDBlack/repos","events_url":"https://api.github.com/users/AlexDBlack/events{/privacy}","received_events_url":"https://api.github.com/users/AlexDBlack/received_events","type":"User","site_admin":false},"labels":[{"id":916535982,"url":"https://api.github.com/repos/deeplearning4j/deeplearning4j/labels/DataVec%20/%20ETL","name":"DataVec / ETL","color":"5319e7","default":false},{"id":915096470,"url":"https://api.github.com/repos/deeplearning4j/deeplearning4j/labels/Java","name":"Java","color":"1d76db","default":false}],"state":"open","locked":false,"assignee":null,"assignees":[],"milestone":null,"comments":0,"created_at":"2018-05-16T05:50:56Z","updated_at":"2018-05-16T05:50:56Z","closed_at":null,"author_association":"MEMBER","body":"https://github.com/deeplearning4j/DataVec/issues/347\r\n\r\n> BalancedPathfilter: the idea is good - provide a more balanced distribution of classes for the training data.\r\n\r\n> In practice: it often ends up being:\r\n(a) too aggressive, leaving only a very small training set behind, and\r\n(b) unclear to the user exactly what the end result is (how many are left? how many were filtered?)\r\n\r\n\r\n> Some ideas here:\r\nhttps://github.com/deeplearning4j/DataVec/issues/222#issuecomment-297610572"}}
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