{"action":"opened","issue":{"url":"https://api.github.com/repos/apple/coremltools/issues/251","repository_url":"https://api.github.com/repos/apple/coremltools","labels_url":"https://api.github.com/repos/apple/coremltools/issues/251/labels{/name}","comments_url":"https://api.github.com/repos/apple/coremltools/issues/251/comments","events_url":"https://api.github.com/repos/apple/coremltools/issues/251/events","html_url":"https://github.com/apple/coremltools/issues/251","id":363643593,"node_id":"MDU6SXNzdWUzNjM2NDM1OTM=","number":251,"title":"Re-quantizing a model not possible","user":{"login":"kirualex","id":431974,"node_id":"MDQ6VXNlcjQzMTk3NA==","avatar_url":"https://avatars1.githubusercontent.com/u/431974?v=4","gravatar_id":"","url":"https://api.github.com/users/kirualex","html_url":"https://github.com/kirualex","followers_url":"https://api.github.com/users/kirualex/followers","following_url":"https://api.github.com/users/kirualex/following{/other_user}","gists_url":"https://api.github.com/users/kirualex/gists{/gist_id}","starred_url":"https://api.github.com/users/kirualex/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/kirualex/subscriptions","organizations_url":"https://api.github.com/users/kirualex/orgs","repos_url":"https://api.github.com/users/kirualex/repos","events_url":"https://api.github.com/users/kirualex/events{/privacy}","received_events_url":"https://api.github.com/users/kirualex/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"assignees":[],"milestone":null,"comments":0,"created_at":"2018-09-25T15:41:51Z","updated_at":"2018-09-25T15:41:51Z","closed_at":null,"author_association":"NONE","body":"Now that Xcode 10 is GM, I want to try 8bit quantized models.\r\nThe issue is that my models have already been quantized to 16bit, and when I run the quantization script on them again, their size doesn't change.\r\nIt does work if I take the original model and quantize it straight to 8bit though, so I'm scratching my head on this.\r\n\r\nOriginal =>6.7 MB\r\nOriginal -> 16bit => 3.4 MB\r\nOriginal -> 8bit => 1.7 MB\r\nOriginal -> 16bit -> 8bit : 3.4 MB"}}
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