Stephen Robertson (computer scientist)
Encyclopedia
Stephen Robertson is a British
United Kingdom
The United Kingdom of Great Britain and Northern IrelandIn the United Kingdom and Dependencies, other languages have been officially recognised as legitimate autochthonous languages under the European Charter for Regional or Minority Languages...

 computer scientist. He is well known for his work on information retrieval
Information retrieval
Information retrieval is the area of study concerned with searching for documents, for information within documents, and for metadata about documents, as well as that of searching structured storage, relational databases, and the World Wide Web...

.

After completing his undergraduate degree in mathematics at Cambridge University, he took an MS at City University
City University, London
City University London , is a public research university located in London, United Kingdom. It was founded in 1894 as the Northampton Institute and became a university in 1966, when it adopted its present name....

, and then worked for ASLIB
ASLIB
ASLIB, the Association for Information Management is a British association of special libraries and information centers founded in England in 1926 as Association of Special Libraries and Information Bureaux.-Publications:...

. He then studied for his PhD at University College London
University College London
University College London is a public research university located in London, United Kingdom and the oldest and largest constituent college of the federal University of London...

 under the renowned statistician and scholar B. C. Brookes. He then returned to City University working there from 1978 until 1998, although he still holds the post of part-time professor in the Department of Information Science
Information science
-Introduction:Information science is an interdisciplinary science primarily concerned with the analysis, collection, classification, manipulation, storage, retrieval and dissemination of information...

. He is also a fellow of Girton College
Girton College, Cambridge
Girton College is one of the 31 constituent colleges of the University of Cambridge. It was England's first residential women's college, established in 1869 by Emily Davies and Barbara Bodichon. The full college status was only received in 1948 and marked the official admittance of women to the...

, Cambridge University.

In 1998 he joined the Cambridge branch of Microsoft Research
Microsoft Research
Microsoft Research is the research division of Microsoft created in 1991 for developing various computer science ideas and integrating them into Microsoft products. It currently employs Turing Award winners C.A.R. Hoare, Butler Lampson, and Charles P...

, where he leads a group investigating core search processes such as term weighting, document scoring and ranking algorithms, combining evidence from different sources, and metrics and methods for the evaluation and optimisation of search. Much of his work has contributed to the Microsoft
Microsoft
Microsoft Corporation is an American public multinational corporation headquartered in Redmond, Washington, USA that develops, manufactures, licenses, and supports a wide range of products and services predominantly related to computing through its various product divisions...

 search engine
Web search engine
A web search engine is designed to search for information on the World Wide Web and FTP servers. The search results are generally presented in a list of results often referred to as SERPS, or "search engine results pages". The information may consist of web pages, images, information and other...

 Bing. He has participated a number of times in the TREC conference
Text Retrieval Conference
The Text REtrieval Conference is an on-going series of workshops focusing on a list of different information retrieval research areas, or tracks. It is co-sponsored by the National Institute of Standards and Technology and the Intelligence Advanced Research Projects Activity , and began in 1992...

.

External links

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