Sökning: "Subject retrieval"
Visar resultat 1 - 5 av 14 avhandlingar innehållade orden Subject retrieval.
1. Subject retrieval in web-based library catalogs
Sammanfattning : 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. LÄS MER
2. Automated subject classification of textual web pages, for browsing
Sammanfattning : With the exponential growth of the World Wide Web, automated subject classification of Web pages has become a major research issue in information and computer sciences. Organizing Web pages into a hierarchical structure for subject browsing is gaining more recognition as an important tool in information-seeking processes. LÄS MER
3. Automated Subject Classification of Textual Documents in the Context of Web-Based Hierarchical Browsing
Sammanfattning : With the exponential growth of the World Wide Web, automated subject classification has become a major research issue. Organizing web pages into a hierarchical structure for subject browsing has been gaining more recognition as an important tool in information-seeking processes. LÄS MER
4. Pictures and a Thousand Words : Learning Psychology through Visual Illustrations and Testing
Sammanfattning : For teachers and students to be able to make informed decisions about how to best improve learning, it is important to compare learning strategies that are known to be effective. Both multimedia learning, based on the notion that individuals learn better from words and pictures presented together than from words alone, and retrieval practice, based on the idea that retrieving knowledge from the memory is an active process that has a beneficial impact on learning, have been found robust learning strategies in earlier research. LÄS MER
5. The power of action and knowledge in episodic memory for school-aged children
Sammanfattning : Developmental and cognitive research suggests that there are age-related differ-ences in children’s episodic memory across school ages due to the development of knowledge, which in turn affects memory strategy use and information pro-cessing over time. However, there are controversial findings related to devel-opmental patterns and factors involved in children’s episodic memory function. LÄS MER