Sökning: "Indexing"

Visar resultat 1 - 5 av 53 avhandlingar innehållade ordet Indexing.

  1. 1. Modern GIR Systems : Framework, Retrieval Model and Indexing Techniques

    Författare :Xing Lin; Yifang Ban; Harrie Lars; KTH; []
    Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; Information Retrieval; GIR; Framework; Indexing; Retrieval Model; Other information technology; Övrig informationsteknik;

    Sammanfattning : Geographic information is one of the most important and the most common types of information in human society. It is estimated that more than 70% of all information in the world has some kind of geographic features. LÄS MER

  3. 2. Geographic Indexing and Data Management for 3D-Visualisation

    Författare :Patrik Ottoson; KTH; []
    Nyckelord :geographic visualisation; virtual reality; geographic indexing; spatial indexing; ellipsoidal quadtrees; global geographic databases; quadtrees; data fusion; data compression; wavelets; terrain models; elevation models;

    Sammanfattning : .... LÄS MER

  4. 3. Indexing time-series data using text indexing methods

    Författare :Henrik André-Jönsson; Linköpings universitet; []
    Nyckelord :;

    Sammanfattning : .... LÄS MER

  5. 4. Indexing strategies for time series data

    Författare :Henrik André-Jönsson; Nahid Shahmehri; Patrick Lambrix; Tore Risch; Linköpings universitet; []
    Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; Computer science; Datavetenskap;

    Sammanfattning : Traditionally, databases have stored textual data and have been used to store administrative information. The computers used. and more specifically the storage available, have been neither large enough nor fast enough to allow databases to be used for more technical applications. LÄS MER

  7. 5. 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