Database and Expert Systems Applications: 25th International by Hendrik Decker, Lenka Lhotská, Sebastian Link, Marcus Spies,

By Hendrik Decker, Lenka Lhotská, Sebastian Link, Marcus Spies, Roland R. Wagner

This quantity set LNCS 8644 and LNCS 8645 constitutes the refereed complaints of the twenty fifth foreign convention on Database and professional platforms purposes, DEXA 2014, held in Munich, Germany, September 1-4, 2014. The 37 revised complete papers awarded including forty six brief papers, and a couple of keynote talks, have been conscientiously reviewed and chosen from 159 submissions. The papers talk about quite a number issues together with: info caliber; social net; XML key-phrase seek; skyline queries; graph algorithms; info retrieval; XML; safeguard; semantic internet; class and clustering; queries; social computing; similarity seek; score; facts mining; significant facts; approximations; privateness; information alternate; information integration; net semantics; repositories; partitioning; and enterprise applications.

Show description

Read Online or Download Database and Expert Systems Applications: 25th International Conference, DEXA 2014, Munich, Germany, September 1-4, 2014. Proceedings, Part II PDF

Best data mining books

Data Mining in Agriculture (Springer Optimization and Its Applications)

Data Mining in Agriculture represents a finished attempt to supply graduate scholars and researchers with an analytical textual content on info mining ideas utilized to agriculture and environmental similar fields. This booklet offers either theoretical and sensible insights with a spotlight on providing the context of every information mining process quite intuitively with considerable concrete examples represented graphically and with algorithms written in MATLAB®.

Data Mining: Foundations and Practice

This e-book comprises important experiences in facts mining from either foundational and functional views. The foundational reviews of knowledge mining can help to put a superb starting place for information mining as a systematic self-discipline, whereas the sensible experiences of information mining could lead to new information mining paradigms and algorithms.

Big Data Analytics and Knowledge Discovery: 17th International Conference, DaWaK 2015, Valencia, Spain, September 1-4, 2015, Proceedings

This ebook constitutes the refereed lawsuits of the seventeenth foreign convention on info Warehousing and information Discovery, DaWaK 2015, held in Valencia, Spain, September 2015. The 31 revised complete papers offered have been conscientiously reviewed and chosen from ninety submissions. The papers are geared up in topical sections similarity degree and clustering; facts mining; social computing; heterogeneos networks and information; information warehouses; movement processing; functions of massive info research; and large info.

Understanding Complex Urban Systems: Integrating Multidisciplinary Data in Urban Models

This booklet is dedicated to the modeling and realizing of advanced city structures. This moment quantity of knowing advanced city structures specializes in the demanding situations of the modeling instruments, bearing on, e. g. , the standard and volume of information and the choice of an acceptable modeling technique. it really is intended to aid city decision-makers—including municipal politicians, spatial planners, and citizen groups—in deciding on a suitable modeling process for his or her specific modeling standards.

Extra resources for Database and Expert Systems Applications: 25th International Conference, DEXA 2014, Munich, Germany, September 1-4, 2014. Proceedings, Part II

Sample text

For each virtual document, stop words and term with length less than 3 are removed. All letters are transformed into lowercases. For term which mix number and letters, we use “[MixAlpha]” to represent such term. We use dampened TF/IDF to weight significance of terms appear in corpus. 6 × f (t, d) max{f (t, d) : w ∈ d} idf (t, d) = log |D| |{d ∈ D : t ∈ d}| f (t, d) represents frequency of term t in document d. Similarity based on TF/IDF-weighted vectors is greatly affected by shared terms. If two virtual documents shared no term, the similarity will be zero.

This work was supported by the National Key Basic Research and Development Program of China (2014CB340702)the National Natural Science Foundation of China (61170071, 91318301, 61321491), and the foundation of the State Key Laboratory of Software Engineering (SKLSE). References 1. : A survey of web information extraction systems. IEEE Trans. on Knowledge and Data Engineering 18(10), 1411–1428 (2006) 2. : A brief survey of automatic methods for author name disambiguation. ACM SIGMOD Record 41(2), 15–26 (2012) 3.

Heuristic 6 (Mid Name Missing). For two names that satisfy compatible property, if one has middle name but the other has not, this pair is D5-Compatible. Signatures can be extend to other signatures by adding middle name, is also classified into D5-Compatible. The reason for this heuristic is to treat cases that publication completely eliminate middle name. For example, “A Chen” would be “A N Chen” or “A Y Chen”. By treating this type more conservatively, the overall false positive answers can be greatly eliminated.

Download PDF sample

Rated 4.55 of 5 – based on 31 votes