'User relevance' presentation slideshows

Chapter 7

Chapter 7. Retrieval Models. Retrieval Models. Provide a mathematical framework for defining the search process Includes explanation of assumptions Basis of many ranking algorithms Progress in retrieval models has corresponded with improvements in effectiveness

767 views • 55 slides

RELEVANCE? in information science

RELEVANCE? in information science. Tefko Saracevic, Ph.D. tefkos@rutgers.edu. Two worlds in information science. IR systems offer as answers their version of what may be relevant by ever improving algorithms People go their way & assess relevance by their problem-at hand, context & criteria.

411 views • 39 slides

RELEVANCE in information science

RELEVANCE in information science. Tefko Saracevic, PhD tefkos@rutgers.edu http://comminfo.rutgers.edu/~tefko/articles.htm. Fundamental concepts. Relevance is a fundamental concept or notion in information science.

502 views • 38 slides

RELEVANCE in information science

RELEVANCE in information science. Tefko Saracevic, PhD tefkos@rutgers.edu http://comminfo.rutgers.edu/~tefko/articles.htm. Fundamental concepts. Relevance is a fundamental concept or notion in information science.

389 views • 38 slides

Retrieval models { week 13}

363 views • 21 slides

Advantages of Query Biased Summaries in Information Retrieval

183 views • 7 slides