{"action":"closed","issue":{"url":"https://api.github.com/repos/audier/DeepSpeechRecognition/issues/25","repository_url":"https://api.github.com/repos/audier/DeepSpeechRecognition","labels_url":"https://api.github.com/repos/audier/DeepSpeechRecognition/issues/25/labels{/name}","comments_url":"https://api.github.com/repos/audier/DeepSpeechRecognition/issues/25/comments","events_url":"https://api.github.com/repos/audier/DeepSpeechRecognition/issues/25/events","html_url":"https://github.com/audier/DeepSpeechRecognition/issues/25","id":394073076,"node_id":"MDU6SXNzdWUzOTQwNzMwNzY=","number":25,"title":"error: tensorflow/core/util/ctc/ctc_loss_calculator.cc:144] No valid path found","user":{"login":"wujsy","id":1924404,"node_id":"MDQ6VXNlcjE5MjQ0MDQ=","avatar_url":"https://avatars2.githubusercontent.com/u/1924404?v=4","gravatar_id":"","url":"https://api.github.com/users/wujsy","html_url":"https://github.com/wujsy","followers_url":"https://api.github.com/users/wujsy/followers","following_url":"https://api.github.com/users/wujsy/following{/other_user}","gists_url":"https://api.github.com/users/wujsy/gists{/gist_id}","starred_url":"https://api.github.com/users/wujsy/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/wujsy/subscriptions","organizations_url":"https://api.github.com/users/wujsy/orgs","repos_url":"https://api.github.com/users/wujsy/repos","events_url":"https://api.github.com/users/wujsy/events{/privacy}","received_events_url":"https://api.github.com/users/wujsy/received_events","type":"User","site_admin":false},"labels":[],"state":"closed","locked":false,"assignee":null,"assignees":[],"milestone":null,"comments":22,"created_at":"2018-12-26T03:26:51Z","updated_at":"2019-01-04T09:21:33Z","closed_at":"2019-01-04T09:21:33Z","author_association":"NONE","body":"Hi, when i trained the cnn_ctc model, the error happened, do anyone have an idea?\r\nmy configure is as follows:\r\n\r\nparams = tf.contrib.training.HParams(\r\n        # vocab\r\n        data_type = 'train',\r\n        data_path = './data/',\r\n        thchs30 = True,\r\n        aishell = True,\r\n        prime = True,\r\n        stcmd = True,\r\n        batch_size = 16,\r\n        data_length = None,\r\n        shuffle = True)\r\n\r\nthe error happend when loss dropped to 28:\r\n7492/17725 [===========>..................] - ETA: 43:19 - loss: 28.7227\r\n 7493/17725 [===========>..................] - ETA: 43:19 - loss: 28.7226\r\n 7494/17725 [===========>..................] - ETA: 43:19 - loss: 28.7219\r\n 7495/17725 [===========>..................] - ETA: 43:19 - loss: 28.7221\r\n 7496/17725 [===========>..................] - ETA: 43:18 - loss: 28.72152018-12-26 11:04:36.796989: W tensorflow/core/util/ctc/ctc_loss_calculator.cc:144] No valid path found.\r\n\r\n 7497/17725 [===========>..................] - ETA: 43:18 - loss: inf\r\n 7498/17725 [===========>..................] - ETA: 43:18 - loss: inf\r\n 7499/17725 [===========>..................] - ETA: 43:17 - loss: inf\r\n 7500/17725 [===========>..................] - ETA: 43:17 - loss: inf\r\n 7501/17725 [===========>..................] - ETA: 43:17 - loss: inf\r\n 7502/17725 [===========>..................] - ETA: 43:17 - loss: inf\r\n 7503/17725 [===========>..................] - ETA: 43:16 - loss: inf\r\n"}}
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