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Visar resultat 1 - 5 av 103 avhandlingar som matchar ovanstående sökkriterier.

  1. 1. Question Classification in Question Answering Systems

    Författare :Håkan Sundblad; Arne Jönsson; Jussi Karlgren; Linköpings universitet; []
    Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; Question classification; question answering; machine learning; taxonomy; evaluation; Computational linguistics; Datorlingvistik;

    Sammanfattning : Question answering systems can be seen as the next step in information retrieval, allowing users to pose questions in natural language and receive succinct answers. In order for a question answering system as a whole to be successful, research has shown that the correct classification of questions with regards to the expected answer type is imperative. LÄS MER

  3. 2. Vocational English in policy and practice

    Författare :Katarina Lindahl; Högskolan Dalarna; []
    Nyckelord :HUMANIORA; HUMANITIES; SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; Vocational; English; policy enactment; upper secondary education; education policy; teachers’ influences; VOLL; Bernstein; framing; horizontal and vertical discourse; classification; Utbildning och lärande; Education and Learning; Vocational; English; policy enactment; upper secondary; education; education policy; teachers’ influences; VOLL; Bernstein; framing; horizontal and vertical discourse; classification;

    Sammanfattning : The aim of this licentiate thesis is to examine how, and in what ways, vocational English is a part of English language teaching in the Building and Construc­tion Programme in Sweden, and what the influences are for such pedagogy. The main research question is how policy documents relate to the views of teachers and their educational practice regarding vocational English. LÄS MER

  4. 3. Licence to drive : the importance of reliability for the validity of the Swedish driving licence test

    Författare :Susanne Alger; Hanna Eklöf; Anna Sundström; Peter Nyström; Umeå universitet; []
    Nyckelord :SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; Driving licence tests; driver s licence; driving test; theory test; licensing test; interrater reliability; classification consistency; examiner agreement; classification accuracy; förarprov; körprov; kunskapsprov; reliabilitet; validitet; bedömare; didactics of educational measurement; beteendevetenskapliga mätningar;

    Sammanfattning : Background: The Swedish driving licence test is a criterion-referenced test resulting in a pass or fail. It currently consists of two parts - a theory test with 65 multiple-choice items and a practical driving test where at least 25 minutes are spent driving in traffic. LÄS MER

  5. 4. Varumärkenas fält : Produktion av erkännande i Stockholms reklamvärld

    Författare :Raoul Galli; Johan Lindquist; Annika Rabo; Donald Broady; Mats Trondman; Stockholms universitet; []
    Nyckelord :SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; recognition; brand; field; communicative capital; classification; class; power; order; social being; brand of being; erkännande; varumärke; fält; kommunikativt kapital; klassifikation; klass; makt; ordning; socialt vara; varamärke; Social Anthropology; socialantropologi;

    Sammanfattning : I Varumärkenas fält ställs frågor som: Hur vinner man erkännande i Stockholms reklamvärld? Hur säljer reklamproducenter detta erkännande till sina uppdragsgivare? Vad för slags erkännande är statliga reklamköpare ute efter att vinna genom sitt samarbete med prisbelönta och erkända reklamproducenter? I kontrast till en spridd föreställning att reklamen ”speglar samhället” är grundantagandet i denna studie att reklamen i första hand speglar den värld som skapar den, dvs. reklamvärlden. LÄS MER

  7. 5. Evaluation and Analysis of Supervised Learning Algorithms and Classifiers

    Författare :Niklas Lavesson; Sweden Blekinge Institute of Technology School of Engineering Department of Systems and Software Engineering; []
    Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; machine learning; evaluation; classification;

    Sammanfattning : The fundamental question studied in this thesis is how to evaluate and analyse supervised learning algorithms and classifiers. As a first step, we analyse current evaluation methods. Each method is described and categorised according to a number of properties. LÄS MER