{"action":"opened","issue":{"url":"https://api.github.com/repos/JohnLangford/vowpal_wabbit/issues/1435","repository_url":"https://api.github.com/repos/JohnLangford/vowpal_wabbit","labels_url":"https://api.github.com/repos/JohnLangford/vowpal_wabbit/issues/1435/labels{/name}","comments_url":"https://api.github.com/repos/JohnLangford/vowpal_wabbit/issues/1435/comments","events_url":"https://api.github.com/repos/JohnLangford/vowpal_wabbit/issues/1435/events","html_url":"https://github.com/JohnLangford/vowpal_wabbit/issues/1435","id":307723832,"number":1435,"title":"Making a prediction in daemon mode changes the probabilities on -oaa ","user":{"login":"dahernan","id":615811,"avatar_url":"https://avatars1.githubusercontent.com/u/615811?v=4","gravatar_id":"","url":"https://api.github.com/users/dahernan","html_url":"https://github.com/dahernan","followers_url":"https://api.github.com/users/dahernan/followers","following_url":"https://api.github.com/users/dahernan/following{/other_user}","gists_url":"https://api.github.com/users/dahernan/gists{/gist_id}","starred_url":"https://api.github.com/users/dahernan/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/dahernan/subscriptions","organizations_url":"https://api.github.com/users/dahernan/orgs","repos_url":"https://api.github.com/users/dahernan/repos","events_url":"https://api.github.com/users/dahernan/events{/privacy}","received_events_url":"https://api.github.com/users/dahernan/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"assignees":[],"milestone":null,"comments":0,"created_at":"2018-03-22T16:39:36Z","updated_at":"2018-03-22T16:39:36Z","closed_at":null,"author_association":"NONE","body":"I notice that making only predictions on -oaa changes the probabilities returned, is this a expected behavior?\r\n\r\nThis is the example I'm running (v8.5.0):\r\n`vw --daemon --foreground --port 58009 --num_children 8 --oaa 2 --loss_function=logistic --probabilities --learning_rate=10 -b 24 --l1=1e-6 --l2=1e-6`\r\n\r\n```\r\n2 | size_small\r\n> `1:0.500000 2:0.500000`\r\n1 | size_large\r\n> `1:0.163913 2:0.836087`\r\n2 | size_small\r\n> `1:0.203320 2:0.796680`\r\n1 | size_large\r\n> `1:0.864883 2:0.135117`\r\n| size_large\r\n>`1:0.953742 2:0.046258`\r\n| size_small\r\n> `1:0.008258 2:0.991742`\r\n| size_small\r\n> `1:0.054438 2:0.945562`\r\n| size_small\r\n> `1:0.104347 2:0.895653`\r\n| size_small\r\n> `1:0.142469 2:0.857532`\r\n| size_small\r\n> `1:0.171975 2:0.828025`\r\n```\r\nNotice how the probabilities are slowly balancing, shouldn't stay constant?\r\n\r\n"}}
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