The probability ranking principle in IR

SE Robertson - Journal of documentation, 1977 - emerald.com
… That said, the particular approach adopted by Maron and Kuhns in some ways confuses
the issue (see Robertson).They define the relevance of a document to an index term as the …

Interleukin-18

JA Gracie, SE Robertson… - Journal of Leucocyte …, 2003 - academic.oup.com
… studies have shown that IL-18BP expression itself may be augmented by IFN-γ [77] and
is up-regulated in sepsis [78], endothelial cells, and macrophages during active Crohn[rsquo]s

Nosology and classification of genetic skeletal disorders: 2010 revision

…, G Nishimura, DL Rimoin, S Robertson… - American journal of …, 2011 - Wiley Online Library
Genetic disorders involving the skeletal system arise through disturbances in the complex
processes of skeletal development, growth and homeostasis and remain a diagnostic …

[BOOK][B] Mastering the requirements process: Getting requirements right

S Robertson, J Robertson - 2012 - books.google.com
… At long last, James and Suzanne Robertson have provided an answer I can conscientiously
give to my clients. Mastering the Requirements Process shows, step by step, template by …

[HTML][HTML] Okapi at TREC-3

SE Robertson, S Walker, S Jones… - Nist Special …, 1995 - books.google.com
… search functions were split off into a separate Basic Search System (BSS)[2], but retrieval
and ranking of documents was still done using the" classical" probabilistic model of Robertson

Relevance weighting of search terms

SE Robertson, KS Jones - Journal of the American Society for …, 1976 - Wiley Online Library
… Barkla’s test with this weighting scheme is very difficult to interpret (see Robertson). In Miller’s
experiments, however, it led to a better retrieval performance for MEDLARS than standard …

The probabilistic relevance framework: BM25 and beyond

S Robertson, H Zaragoza - Foundations and Trends® in …, 2009 - nowpublishers.com
… [47] SE Robertson and S. Walker, “On relevance weights with little relevance information,”
in Proceedings of the 20th Annual International ACM SIGIR Conference on Research and …

Some simple effective approximations to the 2-poisson model for probabilistic weighted retrieval

SE Robertson, S Walker - SIGIR'94: Proceedings of the Seventeenth …, 1994 - Springer
… Since we cannot estimate 7 directly, the obvious simple alternative is the ordinary
Robertson/Sparck Jones weight, equation 2, based on presence/absence of the term. Using the …

Understanding inverse document frequency: on theoretical arguments for IDF

S Robertson - Journal of documentation, 2004 - emerald.com
The term‐weighting function known as IDF was proposed in 1972, and has since been
extremely widely used, usually as part of a TF* IDF function. It is often described as a heuristic, …

A probabilistic model of information retrieval: development and comparative experiments: Part 2

KS Jones, S Walker, SE Robertson - Information processing & management, 2000 - Elsevier
The paper combines a comprehensive account of the probabilistic model of retrieval with
new systematic experiments on TREC Programme material. It presents the model from its …