…Mechanical Turk (AMT) is used to collect annotations on HowTo100M videos. 30k 60-second clips are randomly sampled from 9,421 videos and present each clip to the turkers, who are asked to select a video segment After this segment selection step, another group of workers are asked to write descriptions for each displayed segment. These final video segments are 10-20 seconds long on average, and the length of queries ranges from 8 to 20 words.
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…We segment long conversations into chunks, and use a question generator and dialogue summarizer as auxiliary tools to collect multi-hop questions.
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… 'bridge_answers': [{'label': 'passage', 'length': 14, 'offset': 300, 'segment': 'Simon McBurney'}], 'main_answers': [{'label': 'passage', 'length': 9, 'offset': 47, 'segment': Cambridge'}], 'episode
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