By Hamish Cunningham
These complaints include the refereed papers and posters provided on the ?rst info Retrieval Facility convention (IRFC), which was once held in Vienna on 31 may perhaps 2010. The convention offers a multi-disciplinary, scienti?c discussion board that goals to carry younger researchers into touch with at an early level. IRFC 2010 bought 20 top of the range submissions, of which eleven have been permitted and seem right here. the choice no matter if a paper used to be awarded orally or as poster used to be exclusively in keeping with what we concept was once the main appropriate type of communi- tion, contemplating we had just a unmarried day for the development. specifically, the shape of presentation bears no relation to the standard of the authorized papers, all of that have been completely peer reviewed and needed to be recommended by means of at the very least 3 autonomous reviewers. the data Retrieval Facility (IRF) is an open IR learn establishment, managedby a scienti?c board drawnfrom a panel of internationalexperts within the ?eldwhoseroleistopromotethehighestqualityintheresearchsupportedbythe facility. As a non-pro?t examine establishment, the IRF presents companies to IR s- ence within the type of a reference laboratory,hardwareand softwareinfrastructure. devoted to Open technology ideas, the IRF promotes booklet of contemporary scienti?c effects and newly constructed tools, either in conventional paper shape and as information units freely to be had to IRF contributors. Such transparency guarantees goal assessment and comparabilityof effects and for this reason range and sustainability in their extra development.
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Additional info for Advances in Multidisciplinary Retrieval: First Information Retrieval Facility Conference, IRFC 2010, Vienna, Austria, May 31, 2010. Proceedings
2 Extracting Representative Term Sets The basic idea of our extraction approach is based on the identiﬁcation of signiﬁcant diversion in the statistical distribution of term occurrence frequencies Knowledge Modeling in Prior Art Search 37 Fig. 1. Overview of the knowledge extraction process and a depiction of the representative vocabulary extracted for A62B17/04. The listed IPC description represents the complete descriptive text of the speciﬁc element. Fig. 2. Exemplary overview of the IPC system and mapping of IPC code B81B7/04 to hierarchical level denominations 38 E.
Larger values indicate a more complex text. Eqn. 2 sentence-based propositional density 1 + u SL 2 + nSL − c SL (2) u is the number of semantic units, n is sentence length, c is the number of collocated words. A document measure is derived using average sentence value. It is possible to obtain a measure of coherence by calculating the average frequency of words in a document: the number of tokens divided by the number of types. Such a measure will be variously skewed by stopwords, use of synonyms and hypernyms/ hyponyms and other kinds of references.
Subsequently a methodology 36 E. Graf et al. for the extraction of such an above outlined representation of technological term relatedness based on IPC classiﬁcation code assignments to patent documents will be introduced. 1 IPC Based Knowledge Representation Extraction This section is focused on providing an overview of the proposed knowledge representation extraction process. As part of this we will also describe in detail the process of generating representative term sets for speciﬁc IPC elements.