148 uppsatser · sida 8 av 10
The purpose of this thesis is to examine the performance of queries that is expanded before translation in comparison with only translation of the queries using a bilingual dictionary, and also to see if the number of terms that was used to expand the queries was of any …
… krav påinteroperabilitet. Att kunna kommunicera med varandra och kunna delge information i realtid är avyttersta vikt för att undvika vådabekämpning vid internationella insatser.Denna uppsats syftar till att ge en sammanställd beskrivning av tre taktiska datalänkar för marint …
… relevance and scholarly content. The search queries are based on legitimate information needs taken from a scientific questionbox on the web. Queries are expressed with advanced search operators and are the same for both search engines. Precise relevance criteria are set up and …
En kritisk granskning
… weaknesses. Citation analysis has many different fields of application such as information retrieval, mapping science, evaluative studies and monitoring literature. There are also many new areas of use such as the use of citation analysis in an electronic environment, then …
en evaluering av tre webbsöktjänster
… topics, which where transformed into twenty queries, are based on real users? information needs, taken from an ask-a-question service. For every search the first 10 hits in each of the three search engines were evaluated. The measures that have been used are precision and …
… the search results and results are also not described with enough geographical information. These problems are due to the fact that the data retrieved at the indexing stage in the company’s information retrieval process are insufficient and incomplete. As a result of a …
En jämförande undersökning av fem statliga alkoholföretags hemsidor
… appeared April 10th 2011) and the printed pricecatalogue of Alko, from which information on class division has beenexcerpted. The emphasis lies on the division into product groups and theinformation about origin. Within these facets, which partly overlap insome of the …
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… what function the National Library Catalogue of Sweden (LIBRIS) has as an information resource for Chinese language material. How is LIBRIS used as an information resource seen from the point of view of a users specific language need. This will be exemplified through an …
En jämförande studie av Google Scholar, MEDLINE och Web of Science
… of recovery efficiency and the overlap of relevant documents when it comes to information searching for academic purposes. Furthermore, it raises the question whether freely available search engines and licensed search engines are interchangeable with each other. The empirical …
… to map and contrast the research front and theresearch base of Library and Information Science (LIS) inScandinavia during 1980-1989 and 2003-2013 from articlespublished in Web of Science.The research questions are:1. How is the research base and research front in LIS …
Den sökande generationen / Generation@ / Netgeneration
… framtida studie- och yrkesvägledare ska mer försöka knyta ihop säcken med all information som ges.
… in studies such as Ahmed’s A comparison of usability techniques for evaluating information retrieval system interfaces (2008). 21 usability problems were identified and rated. This evaluation found that Umeå university library’s OPAC has the most usability problems relating to …
This is a study in the field of Music Information Retrieval (MIR) concerning classification of musicgenre. The study uses a music listening experiment and machine learning methods to determinewhether or not the drum sounds from different songs contain sufficient information to …
… literature and our opinion.We have found out that Internet is usually used for information retrieval. That staff education is of importance when an implementation is made. Most of the users wanted to use Internet for free, but many of them were willing to pay a small amount …
… still regarded as an asset in the working party because of her great skills in information retrieval. Our research shows that a number of circumstances influence to co-operation. These can be summed up as follows:- different attitudes to knowledge, to the idea of a life-long …
