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Published byLitzy Strothers Modified over 10 years ago
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Exploring the news | Always multi- source, multimodal and personalized
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The News Today
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Trends and Statistics News consumption is moving online Advantages: Access on any device Available any time, any place Find related content Where did you get your news yesterday? Source: PEW RESEARCH CENTER 2012 News Consumption Survey
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sportspoliticstech sports economics politics Heterogeneous Large-scale Often Isolated
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NewsRover Live Recording System 100 TV channels recorded continuously Linked to Online News and Twitter topics Per day: 110 hours video recorded 1,380 video stories indexed 460 Google News topics crawled 550 Twitter topics crawled Total size: – 28,000 hours video recorded – 464,000 video stories – 24,500 News topics – 80,000 Twitter topics
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Navigating the News with Structure When? Who? What? Where? Same-sex Marriage France/Mali conflict Debt Limit Topical Organization Cong. Budget OfficeConsumer Debt Coverage Trendline Event Geo- visualization Name Extraction & Normalization
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Multimodal Topic Extraction & Linking
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Who Said What? in Video Feature Modes Audiotrac k: Segmentati on: Speech Segmentation Visual Speaker Detection Speaker Gender Classification Face Tracking & Clustering Segmented Audiotrack: Text Visual Audi o Anchor Detection Name Extraction from Aligned CC-ASR Name Extraction from OCR Name Gender Classification Speaker Diarization Edit Distance Alignment Male GMM Female GMM MFCC Classifier Gender
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New york times -> search Shih-Fu Chang, 11/2011 Read, Tag and Search
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