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Research Strategies Using Headnotes: Citators And Relevance, Susan Nevelow Mart
Research Strategies Using Headnotes: Citators And Relevance, Susan Nevelow Mart
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The Case For Curation: The Relevance Of Digest And Citator Results In Westlaw And Lexis, Susan Nevelow Mart
The Case For Curation: The Relevance Of Digest And Citator Results In Westlaw And Lexis, Susan Nevelow Mart
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Humans and machines are both involved in the creation of legal research resources. For legal information retrieval systems, the human-curated finding aid is being overtaken by the computer algorithm. But human-curated finding aids still exist. One of them is the West Key Number system. The Key Number system’s headnote classification of case law, started back in the nineteenth century, was and is the creation of humans. The retrospective headnote classification of the cases in Lexis’s case databases, started in 1999, was created primarily - although not exclusively - with computer algorithms. So how do these two very different systems deal …
The Relevance Of Results Generated By Human Indexing And Computer Algorithms: A Study Of West's Headnotes And Key Numbers And Lexisnexis's Headnotes And Topics, Susan Nevelow Mart
The Relevance Of Results Generated By Human Indexing And Computer Algorithms: A Study Of West's Headnotes And Key Numbers And Lexisnexis's Headnotes And Topics, Susan Nevelow Mart
Publications
This article begins the investigation into the different ways results are generated in West's "Custom Digest" and in LexisNexis's "Search by Topic or Headnote" and by KeyCite and Shepard's. The author took ten pairs of matching headnotes from important federal and California cases and reviewed the results sets generated by each classification and citator system for relevance. The differences in the results sets for classification systems and for citator systems raise interesting issues about the efficiency and comprehensiveness of any one system, and the need to adjust research strategies accordingly