Advances in Information Retrieval: Recent Research from the - download pdf or read online

By W. Bruce Croft (auth.), W. Bruce Croft (eds.)

ISBN-10: 0306470195

ISBN-13: 9780306470196

ISBN-10: 0792378121

ISBN-13: 9780792378129

The middle for clever details Retrieval (CIIR) was once shaped within the computing device technology division ofthe college ofMassachusetts, Amherst in 1992. The middle aid for the heart got here from a countrywide technology Foun- tion State/Industry/University Cooperative study Center(S/IUCRC) provide, even supposing there were a large details retrieval (IR) study team for over 10 years sooner than that supply. Thebasic target ofthese facilities is to mix easy study, utilized examine, and expertise move. The CIIR has been profitable in every one of those parts, in that it has produced over 270 examine papers, has been fascinated by many profitable govt and collaborations, and has had an important function in high-visibility websites and start-ups. because of those efforts, the CIIR has develop into recognized across the world as one of many prime study teams within the zone of knowledge retrieval. The CIIR makes a speciality of study that leads to better and effective entry and discovery in huge, heterogeneous, allotted, textual content and multimedia databases. The scope of the paintings that's performed within the CIIR is vast and is going considerably past “traditional” parts of knowledge retrieval resembling retrieval versions, cross-lingual seek, and automated question growth. The learn comprises either low-level platforms matters resembling the layout of protocols and architectures for allotted seek, in addition to extra human-centered issues reminiscent of person interface layout, visualization and information mining with textual content, and multimedia retrieval.

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There has recently been work done on object recognition using probabilistic models (Schneiderman and Combining Approaches to Information Retrieval 25 Kanade, 1998). They develop a formula for P(object|image), the probability of an object (such as a face) being present in an image. In an image retrieval setting, a query typically includes an image or part of an image and possibly some text. The task of the image retrieval component of the system is to find images that are “similar” to the query image.

3. Each classifier can be viewed as voting Combining Approaches to Information Retrieval 23 on the overall decision of the combined network. The output of classifier Ci for a given document is the probability associated with the state Ci = true. For this network, where C1, . . , Cn represents a particular configuration of nodes with values true and false, and the summation is over all possible configurations. 2. As mentioned previously, there are a number of possibilities for calculating P(R|C1,.

Nature, 238: 109–110. , and Yanker, P. (1995). Query by image and video content: The QBIC system. IEEE Computer Magazine, 28(9):23– 30. Fox, E. (1983). Extending the Boolean and vector space models of information retrieval with p-norm queries and multiple concept types. PhD thesis, Computer Science Department, Cornell University. Fox, E. and France, R. (1987). Architecture of an expert system for composite document analysis, representation, and retrieval. Journal of Approximate Reasoning, 1:151–175.

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Advances in Information Retrieval: Recent Research from the Center for Intelligent Information Retrieval by W. Bruce Croft (auth.), W. Bruce Croft (eds.)

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