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Human Rights Web Archive Portal – Technical Summary

Human Rights Web Archive Portal – Technical Summary. Columbia University Libraries. HRWA Statistics, through July 31, 2012. c a. 500 web sites 26 million pages / documents HTML pages = 24.5 million Document files (e.g., doc) = .5 million PDFs = . 5 million XML = 100,000

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Human Rights Web Archive Portal – Technical Summary

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  1. Human Rights Web Archive Portal – Technical Summary Columbia University Libraries

  2. HRWAStatistics, through July 31, 2012 • ca. 500 web sites • 26 million pages / documents • HTML pages = 24.5 million • Document files (e.g., doc) = .5 million • PDFs = . 5 million • XML = 100,000 • Presentations (e.g., ppt) = ca. 1,800 • Spreadsheets (e.g., xls) = ca. 700 • ca. 65 languages

  3. HRWA Relevant Tech Terms • Archive-It – IA’s web archiving service • SOLR (Lucene) – indexing tool • Blacklight – Discovery Interface for SOLR • MySQL – used as an intermediate index db • WARC (Web Archive Format) – web storage • Fedora – Columbia’s preservation repository

  4. HRWA Challenges Most challenging and innovative LDPD project to date. • Most data in single project (ca. 2 TB) • Largest indexes • Greatest number of servers for indexing / production • Most complex data (WARC / Web) • Most challenging end-user design requirements • Most uncharted in terms of users, possible uses, possible value added features, scoping, etc. • Most cutting edge, most unanswered tech questions

  5. HRWA More Information • CUL/IS Behind the Scenes page • CUL/IS Mellon Web Resources Wiki • Archive-It: Columbia’s Web Archive Collections • Columbia’s Human Rights Web Archive Portal

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