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Herwig Unger, Mario M. Kubek - Theory and Application of Text-representing Centroids

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Herwig Unger, Mario M. Kubek

Theory and Application of Text-representing Centroids

Reihe: Informatik/ Kommunikation

Band 863 2019

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M. M. Kubek, H. Unger The WebEngine – A Fully Integrated, Decentralised Web Search Engine S. 107-120

„… 107The WebEngine – A Fully Integrated, Decentralised WebSearch EngineMario M. Kubek and Herwig …” „… mentioned decentralised web search engine,common web servers shall be significantly extended with the needed …” „… under the motto ‘The Web is its own search engine.’ isbuilt making the web searchable without any …”

Titelei/Inhaltsverzeichnis S. I-VI

„… – Decentralised Search – WebEngine – Web Search EngineCentroid terms are single, descriptive words that …” „… presented first fully integrated, P2P-based web search engine, called “WebEngine”, therefore makes heavy use …” „… . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 91The WebEngine – A Fully Integrated, Decentralised Web Search EngineM. M. Kubek and H. Unger …”

Addendum S. 131-139

„… 131AddendumWebEngine Search ResultsThis addendum presents and explains four exemplary search …” „… results generatedby the WebEngine, the introduced, decentralised and librarian-inspired websearch engine …” „… downloaded fromhttp://www.kiwix.org. The individual (on each WebEngine-peer) co-occurrencegraphs for query …”

H. Unger a `Librarian of the Web' really needed? S. 1-6

„… fully integrated, decentralisedweb search engine, our so-called WebEngine. A generalisation of the …” „… appearance, early predecessors of search engines(like Archie [1]) just tried to compile locations with …” „… power, the brute-force approach of indexingprevailed and, therefore, currently all major search engines …”

H. Unger, M. M. Kubek Concept Supporting a Resilient, Fault-tolerant and Decentralised Search S. 79-90

„… longer a future-proof concept [1].Therefore, the main concept for a decentralised web search engine has …” „… simple.5 ConclusionThe algorithmic fundamentals of a fully decentralised P2P-based web search en-gine …” „… . KubekChair of Communication Networks, University of Hagen, GermanyAbstract: Decentralised search engines …”

M. M. Kubek, Herwig Unger Towards a Librarian of the Web S. 55-78

„… ) library?2 Critique of Existing Web Search EnginesThe authors think that Google and Co. are just the …” „… can Google claimto be the librarian of the WWW? Is Google (or any of the big search engines)really an …” „… informationtechnology. Google, as the world’s largest search engine with its main role toconnect information and the …”

H. Unger, M. M. Kubek Associative Ring Memory to Support Decentralised Search S. 91-106

„… support of search in the World Wide Web (WWW),it is intended to build up the data and access structures …” „… functions of a P2P-(file-)sharing system, a simple, decen-tralised search engine is already made …” „… Memory to Support Decentralised Search 95Fig. 2: Generating a P2P-system with the Apache Tomcat web …”

M. M. Kubek, T. Böhme, H. Unger Spreading Activation: A Fast Calculation Method for Text Centroids S. 27-38

„… sessions on the usuallykeyword-oriented search engines (see Fig. 3).3 Experimental EvaluationIn this …” „… breadth-first-search algorithm from every wi ∈ Qand activate (i.e. label) each reached, recent node w′ for every wi …” „… × Q)) of a search query Q is calledthe diversity of a (search) query. The smaller the diversity is …”

M. M. Kubek, H. Unger Centroid Terms as Text Representatives S. 7-26

„… terms of the document as anautomatically formulated query to a web search engine which will …” „… expansion of web search queries using a spreadingactivation technique applied on local and user-defined …” „… corpora [15]. The preci-sion of web search results can be noticably improved when taking those termsinto …”

H. Unger, M. M. Kubek Evolving Text Centroids S. 121-130

„… , xe, λi).Search along the shortest path {ξ(i)D , p1, p2, . . . , ps} with s ≥ 1, p1, . . . , ps ∈X and …” „… as it evolves.These subtopics are of interest when it comes to suggesting related search wordsfor the …” „… ] Paaß, G.: Document Classification, Information Retrieval, Text and WebMining. In: Handbook of Technical …”

doi.org/10.51202/9783186863102

Supaporn Simcharoen - Cooperatively Managing and Exploiting Distributed Co-occurrence Graphs

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Supaporn Simcharoen

Cooperatively Managing and Exploiting Distributed Co-occurrence Graphs

Reihe: Informatik/ Kommunikation

Band 879 2022

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The Web Search Engine TheBrain S. 99-114

„… Chapter 6The Web Search Engine TheBrainIn this chapter, it is intended to present the concept of …” „… the second version of a fully integrated,decentralised working WWW search WebEngine called TheBrain.It …” „… . This means that to100 6 The Web Search Engine TheBrainuse a system-wide distributed structure for …”

State of the Art S. 9-37

„… , decentralised web search engine.10 2 State of the Art2.1 Principals of Classical Search EnginesKeyword-based …” „… engineGenerally, the search engine has some typical, essential components, including web crawlersas spiders or …” „… contribute to this as described in the next section.2.4 Decentralised Web Search EnginesDistributed web …”

References S. 117-130

„… , 2021.[27] T. Yang and A. Gerasoulis. Web search engines: Practice and experience. In ComputingHandbook …” „… distributed web search engine. in Semantic Scholar, 2014.[51] M. Ripeanu. Peer-to-Peer architecture case study …” „… , 8(4), 2003.[12] Matteo Duò. 22 alternative search engines to use in 2021 …”

Introduction S. 1-8

„… application of all developed algorithms, mechanisms and methods withinthe web search engine TheBrain, a …” „… possibleextensions of the given concept of the web search engine TheBrain and its implementation.The main …” „… have been replaced by worldwide operating private-ownedsearch engines [12]. These search engines try to …”

Conclusion and Future Works S. 115-116

„… system by a realisation of a fully integrated, decentralised search engine.Therefore, the following …” „… the fully integrated and decentralised version of theWebEngine. Besides being a fully decentralised …” „… documents might be matched withmulti-keyword searches simply by mapping the TRC’s of documents and each …”

Titelei/Inhaltsverzeichnis S. I-X

„… integrated, decentralised search engine, a prototype working on the world wide web is built, implemented …” „… DHT’s . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 232.4 Decentralised Web Search Engines …” „… . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 986 The Web Search Engine TheBrain 996.1 Major Concept …”

doi.org/10.51202/9783186879103

Herwig Unger - Autonomous Systems 2019: An Almanac

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Herwig Unger (Hrsg.)

Autonomous Systems 2019: An Almanac

Reihe: Informatik/ Kommunikation

Band 864 2019

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G. Ph. Roßrucker Dynamic Generation of Links and Forwarding to Related Web-based Content S. 89-105

„… of websites, e. g. in [5, 6]. This ulti-mately led to the development of powerful web search engines …” „… MotivationThe rise of keyword-based search engines has revolutionized the web and madeit more convenient for …” „… search queries and ever-improvingsearch algorithms. As of today, the most popular web search engine is …”

P. De Silva, K. Abhiram, V. Tavakkoli A Comprehensive Analysis of Document-Image Distortions and their Respective Impact on Distorted Text/Character-Image Recognition Quality S. 176-198

„… ]. Inthe lexicon restriction the postprocessor search for the similarity between thedetected word and the …” „… . Ringlstetter, U. Klaus und S. Mihov, “Lexical pos-tcorrection of OCR-results: The web as a dynamic secondary …” „… , Edinburgh, UK, 2003.[19] R. Smith, “An overview of the Tesseract OCR engine”, in: Ninth Int. Confe-rence on …”

M. Hloch, M. Kubek Sequential Clustering using Centroid Terms S. 72-88

„… expanded by performing a breadth first search starting at the indi-vidual centroid in order to find its …” „… , a bre-adth search is performed and such nearest neighbours that don’t exceed a cer-tain allowed …” „… ] M. Kubek. Concepts and Methods for a Librarian of the Web. FernUniversitätin Hagen, 2018. …”

doi.org/10.51202/9783186864109

Jan Werrmann - AIRS – Advanced Ontology-based Information Retrieval System

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Jan Werrmann

AIRS – Advanced Ontology-based Information Retrieval System

Reihe: Informatik/ Kommunikation

Band 849 2016

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Introduction S. 1-16

„… ordinary web search in the case that employees need to search for information that helps them to solve a …” „… information types in a search engine. Furthermore, companies must implement the possibility of suggesting …” „… , searching for academic literature differs from an ordinary web search because it mostly depends on users …”

Sharing Knowledge through AIRS S. 84-90

„… (like those that can be found in the workshops) differ from other search tasks like an ordinary web …” „… are the search results embedded in a search result web page container. As stated before, obtaining …” „… and acts as a recommendation engine (see also [2]). Furthermore, the processed implicit intelligence …”

Architecture and Functionality of a Prototype Implementation S. 91-114

„… (AIRS Index & Search Framework, for example). The AIRS Prototype web application is based upon the Web …” „… for existing underlying storage and ontology search engines like Apache Jena. Box B of Figure 7.3 …” „… . • AIRS Index Search – A backend module that encapsulates the functionality of an underlying retrieval …”

Ontology-based Retrieval Across Heterogeneous Document Landscapes S. 52-62

„… Application that uses a standard Internet browser and a search engine-like web page as a user interface …” „… ontology-based information retrieval where the AIRSKB is used to implement advanced document search technologies …” „… provided by AIRSKB. Therefore, new search approach and retrieval strategies can be developed. A system …”

Ontologies in Computer Science S. 17-23

„… retrieval systems, explaining that Internet search engines “need domain ontologies to organize information …” „… and direct the search processes”. When the semantic web emerged in 2000, ontologies were named as …” „… ontology engineering workbench OntoEdit that helps to create ontologies for the semantic web, which should …”

Indexing and Retrieval for Advanced Ontology-based Information Retrieval S. 63-83

„… be necessarily determined by the underlying search engine algorithm can be found through the user’s …” „… retrieval systems are the gold standard for modern information search. IRS enable a reliable and fast search …” „… text data. To enable fast search for information, an index of the document’s content must be built …”

Field Tests and Evaluation S. 115-134

„… engine: a search bar is given to the user where he can input a free text query. Figure 8.1 shows the AIRS …” „… adept in dealing with new search technologies they are already know from private web search, for …” „… employees are familiar with: web search, free text search in a mail client program and many more. In other …”

Bibliography S. 158-166

„… Collaborative Web 2.0 Approach to Ontology Engineering. In Proceedings of the WWW Workshop on Social and …” „… Committee on Data Engineering, 24(4):35–43, 2001. [75] D. Smiley and E. Pugh. Solr 1.4 Enterprise Search …” „… Retrieval in Medicine. In Proceedings of the first international workshop on the semantic web (SemWeb2000 …”

doi.org/10.51202/9783186849106

Herwig Unger, Wolfgang A. Halang - Autonomous Systems 2017

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Herwig Unger (Hrsg.), Wolfgang A. Halang (Hrsg.)

Autonomous Systems 2017

Reihe: Informatik/ Kommunikation

Band 857 2017

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Mario Kubek, Herwig Unger A Concept Supporting Resilient, Fault-tolerant and Decentralised Search S. 20-31

„… Introduction and Motivation In previous works, the fundamental functionality of centralised search engines has …” „… search engine has been worked out. In particular, centroids where defined and used to characterise and …” „… decentralised P2P-search engine have been presented. It is working on the classification of documents as well as …”

Günter Fahrnberger Secure Filtering Techniques for Instant Messaging S. 174-187

„… computations tackle issues in enciphered databases and keyword search in encrypted documents, mainly by dint of …” „… ) searches on encrypted texts, there already exist useful SESs (Searchable Encryption Schemes) in masses [5 …” „… , u) : Σ∗ × Σ∗ → { f alse, true} denote a search function that decides if v contains u, and let …”

doi.org/10.51202/9783186857101

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