Sökning: "Per Ahlgren"

Visar resultat 1 - 5 av 9 avhandlingar innehållade orden Per Ahlgren.

  1. 1. The effects of indexing strategy-query term combination on retrieval effectiveness in a Swedish full text database

    Författare :Per Ahlgren; Göteborgs universitet; []
    Nyckelord :SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; base word form index; full text retrieval; indexing strategies; inflected word form index; morphological analysis; normalization; Swedish; SWETWOL; truncation; user scenarios; informationsåtervinning;

    Sammanfattning : This thesis deals with Swedish full text retrieval and the problem of morphological variation of query terms in the document database. The study is an information retrieval experiment with a test collection. While no Swedish test collection was available, such a collection was constructed. LÄS MER

  3. 2. Improving Computer Communication Performance by Reducing Memory Bandwidth Consumption

    Författare :Bengt Ahlgren; Per Gunningberg; Uppsala universitet; []
    Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; NATURVETENSKAP; NATURAL SCIENCES; Computer Systems; Datorteknik;

    Sammanfattning : .... LÄS MER

  4. 3. Epidermal Melanocyte Response to Radiotherapy

    Författare :Per Fessé; Henrik Lindman; Ingela Turesson; Johan Ahlgren; Jan Nyman; Catharine West; Uppsala universitet; []
    Nyckelord :MEDICIN OCH HÄLSOVETENSKAP; MEDICAL AND HEALTH SCIENCES; Melanocytes; fractionated radiotherapy; ΔNp63; MITF; PAX3; SOX10; p53; p21; BMI1; pRb; CXCR2; DNA-DSB; 53BP1; CXCR2;

    Sammanfattning : Cutaneous interfollicular melanocytes protect the skin from UV-radiation (UVR), and their response to UVR is well established. To date, the response activated in melanocytes by repeated genotoxic insults from radiotherapy (RT) has not been explored. LÄS MER

  5. 4. Reducing ships' fuel consumption and emissions by learning from data

    Författare :Fredrik Ahlgren; Marcus Thern; Maria E. Mondejar; Cecilia Österman; Ann-Charlotte Larsson; Erik Dahlquist; Linnéuniversitetet; []
    Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; shipping; energy efficiency; orc; machine learning; emissions; Sjöfartsvetenskap; Maritime Science;

    Sammanfattning : In the context of reducing both greenhouse gases and hazardous emissions, the shipping sector faces a major challenge as it is currently responsible for 11% of the transport sector’s anthropogenic greenhouse gas emissions. Even as emissions reductions are needed, the demand for the transport sector rises exponentially every year. LÄS MER

  7. 5. Institutionalisering på hemmaplan : En idés resa i den sociala barnavården

    Författare :Thorbjörn Ahlgren; Verner Denvall; Johnsson Eva; Stefan Wiklund; Linnéuniversitetet; []
    Nyckelord :SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; Youth care; child welfare services; home-besed care; alternative care; Social work; organizational theory; translated ideas; agenda setting; Socialt arbete; Social Work;

    Sammanfattning : This thesis describes and analyses in three substudies how home-based measures for children are expanding and why an open care idea are established as part of the Swedish child welfare. The first substudy describes the national increment of what today can be considered as a treatment policy – non-institutional care in child welfare. LÄS MER