583 uppsatser · sida 1 av 39
The aim of this masters thesis is to examine query expansion. Query expansion is the process of adding new terms to a query to improve the retrieval effectiveness. In this study the baseline query was expanded in five different modes. The first expansion strategy was formulated …
… query formulation in full text retrieval. The variables studied were query expansion and query structur[INS: e :INS , and the aim of the thesis is to study their co-effects on retrieval performance in a probabilistic system. The expansion was made with synonyms, and the …
En studie av svenska tillverkande företags lokala expansion i USA.
… företag som har etablerat en verksamhet på en utländsk marknad kan en expansion på marknaden vara ett realistiskt alternativ. Den lokale ledaren har stor betydelse för att genomföra en sådan ambition. Men expansion på en utländsk marknad försvåras ofta av olika konkurrenshinder …
… techniques,tools and professionals and the company is also going through an expansion that include many new recruitments.The purpose in this thesis is as follows: ?the purpose of this study is to elucidate the fate of attitude and motivation of employees in relation to the …
… techniques,tools and professionals and the company is also going through an expansion that include many new recruitments.The purpose in this thesis is as follows: ?the purpose of this study is to elucidate the fate of attitude and motivation of employees in relation to the …
Underlag för prisförhandlingar
… associated with the adjustment of the filling ratio, transport costs for the expansion and new expenses on a combination of expansion with new adjusted filling ratio. Increasing transport costs for the company was the main reason for the request of the current situation …
In query expansion (QE) terms are added to an initial query in order to improve retrieval effectiveness. In this thesis we use QE in the sense that a reformulation of the query is done by deleting the terms in the initial query and instead replacing them with terms from the …
… study of ten laboratory experiments with different kind of sources for query expansion terms. The experiments are grouped according to categories of term sources, which are: search results, collection dependent knowledge structures, collection independent knowledge structures …
en jämförande studie inom projekt- och byggledningsbranschen
… uppbyggd är en viktig del i om företaget skall ha en framgångsrik och effektiv expansion eller inte. Förslag till fortsatt forskning: Då vi bara undersökt hur det ser ut i projekt- och byggledningsbranschen samt hur det ser ut från personer i ledande befattningar är våra förslag …
ur Fortum Värmes perspektiv
… to develop the area. Estimated market potential for a future district heating expansion in Täby is very high and as early as in 2007 Täby decided to invest in a large-scale expansion. In autumn 2009 Täby did a procurement process, known as the ”Täby initiative”, to find a …
… second purpose was to compare the disambiguation between automatic and manual expansion. We chose a number of topics from the GP_HDINF test collection in Query Performance Analyser QPA. The topics we chose had to have more than ten relevant documents so that expansion would be …
… of this thesis is to compare five different ranking algorithms for query expansion. The algorithms compared are f4, f4mod, porter, wpq, and emim. This is done using a TREC collection, a selection of topics, and relevance judgements. Relative recall is measured before and after …
en fallstudie om ett företags expansion <br /> med fokus på förvärv
I vår uppsats behandlade vi hur ett småföretags expansion från uppstart till nutid med fokus på förvärv kan se ut. Syftet med denna uppsats har varit att identifiera olika problem och motiv som kan uppkomma vid expansion och förvärv. Uppsatsen baserar sig på en undersökning om …
This thesis examines the effects of proximity operators and query expansion with synonyms on retrieval performance. The queries were expanded with synonyms and structured with proximity operators where the permitted distance between terms varied from 1 to 3. The expansion terms …
Ett litet företags internationella expansion.
… resurser kan konsekvensen av ett felaktigt etableringssätt vid internationell expansion vara skillnaden mellan överlevnad och konkurs (Kuo & Li 2003). Etableringar på utländska marknader kan genomföras via en rad olika etableringssätt. Två av dessa kommer att behandlas i denna …
