Stanford Events Crawler - PowerPoint PPT Presentation

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Stanford Events Crawler

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Stanford Events Crawler Zoe Chu Michael Tung Crawling/Classification Event pages Index and detail pages 10 events/sec Extraction/Normalization LR Wrappers ... – PowerPoint PPT presentation

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Title: Stanford Events Crawler


1
Stanford Events Crawler
  • Zoe Chu
  • Michael Tung

2
(No Transcript)
3
Crawling/Classification
  • Event pages
  • Index and detail pages
  • 10 events/sec

4
Extraction/Normalization
  • LR Wrappers
  • Segmentation for email decision tree classifier
  • Hand written rules for field extraction
  • Date Time Normalization
  • Building Normalization
  • Edit distance against a lexicon of Stanford
    building names
  • Free text search - Lucene

5
Which fields?
  • Title
  • Date
  • Time
  • Location
  • Category
  • Sponsor
  • Contact info
  • Admission/fees
  • Speaker
  • Food
  • Description
  • Building
  • X,Y physical coordinates
  • Picture of building
  • Map
  • Nearby buildings
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