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Researcher Portal

Researcher Portal. ——Group 26 WANG Jingwei JIANG Yu. Introduction. Data Sources. Data Collection. Keyword Search Scrapy , PHP Keywords Algorithm Databases Data mining Computer Computing Internet Network Recognition Software System. Schema Mapping.

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Researcher Portal

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  1. ResearcherPortal ——Group 26 WANG Jingwei JIANG Yu

  2. Introduction

  3. Data Sources

  4. Data Collection • Keyword Search • Scrapy, PHP • Keywords • Algorithm • Databases • Data mining • Computer • Computing • Internet • Network • Recognition • Software • System

  5. Schema Mapping • Delete unnecessary attributes • Repetition: eg. journal & alternate journal • Useless: eg. rec-number, db-id, Reference count, PDF link, Patent Citation Count… • Redefine data • String → Int: Year, Time cited, Volume, Pages • Replace inconsistent name • Different name of attributes in different datasets have the same meaning • Start page, End page -> Pages • Journal / Book title -> Publication • … • Split data: Author， Paper

  6. Result

  7. Entity Resolution

  8. Result IEEE SCI DBLP • Author • Count: 4436 • Paper • Count: 8103 • Author: • Count: 5141 • Paper: • Count: 5002 • Author • Count：8489 • Attribute：Author,Title • Paper: • Count：11010 • Attribute: Id, Score, Title, Author, Venue, Volume, Number, Pages, Year, Type, URL, Publisher, URL7

  9. Evaluation • Explanation • M1: Method 1 - Take the most resent value • M2: Method 2 - Take the most often occurring value • Reduction Ratio =

  10. Data Fusion

  11. Data Conflict

  12. Result

  13. Measure • Explanation • M1: Method 1 - Assume one data source is accurate • M2: Method 2 - Take the most resent value • Reduction Ratio =

  14. Application

  15. Thank you

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