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Showing result 1 - 5 of 48 swedish dissertations matching the above criteria.

2. 1. Mining Web Logs to Improve User Experience in Web Search

   Author : Libertad Tansini; Chalmers tekniska högskola; []
   Keywords : NATURVETENSKAP; NATURAL SCIENCES; Web log mining; web search; user intent; user recommendation; user modelling;

   Abstract : The World Wide Web continues to grow in size and diversity and this makes it increasinglyhard for users to find valuable information because of heterogeneous form and contentof the documents, little knowledge about the reliability and prestige of the documents anda great deal of redundancy.Usually search engines look for documents that contain specific keywords or phrasesstated by the users as queries. READ MORE

4. 2. Subject retrieval in web-based library catalogs

   Author : Koraljka Golub; Jadranka Lasić-Lazić; Department of Information Science Filozofski fakultet u Zagrebu; []
   Keywords : SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; British university libraries; Croatian university libraries; Indexing and retrieval systems; Online library catalogs; Subject access points; Subject retrieval; User interface; User search behavior; WebPACs; Library and Information Science; Biblioteks- och informationsvetenskap;

   Abstract : This thesis has been motivated by past research, problems and realizations that online library catalog users frequently perform subject searches – using keywords, subject headings and descriptors – and these searches have yielded unsatisfactory results. Web-based catalogs or WebPACs (Web-based Online Public Access Catalogs), belonging to the so-called third generation of online catalogs and providing a wide variety of search options, remain largely underutilized despite the continuous advancement of information retrieval systems. READ MORE

5. 3. Querying Data Providing Web Services

   Author : Manivasakan Sabesan; Tore Risch; Roberto V. Zicari; Uppsala universitet; []
   Keywords : NATURVETENSKAP; NATURAL SCIENCES; views of web service operations; web service queries; adaptive parallelization; query optimization; Computer science; Datalogi; Datavetenskap med inriktning mot databasteknik; Computer Science with specialization in Database Technology;

   Abstract : Web services are often used for search computing where data is retrieved from servers providing information of different kinds. Such data providing web services return a set of objects for a given set of parameters without any side effects. READ MORE

6. 4. Adaptable metadata creation for the Web of Data

   Author : Fredrik Enoksson; Olle Bälter; Ambjörn Naeve; Jane Greenberg; KTH; []
   Keywords : NATURVETENSKAP; NATURAL SCIENCES; Metadata; Metadata Editing; RDF; Web of Data; Semantic Web; Linked Data; End User Development; Media Technology; Medieteknik;

   Abstract : One approach to manage collections is to create data about the things in it. This descriptive data is called metadata, and this term is in this thesis used as a collective noun, i.e no plural form exists. A library is a typical example of an organization that uses metadata, to manage a collection of books. READ MORE

7. 5. Disturbance Rejection and Control in Web Servers

   Author : Martin Ansbjerg Kjaer; Institutionen för reglerteknik; []
   Keywords : TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; feed-forward; dynamic prediction; computer systems; queuing theory; Web server;

   Abstract : An important factor for a user of web sites on the Internet is the duration of time between the request of a web page until an answer has been returned. If this response time is too long, the user is likely to abandon the web site and search for other providers of the service. READ MORE