Sökning: "Range Search"

Visar resultat 1 - 5 av 159 avhandlingar innehållade orden Range Search.

  1. 1. Lock-free Concurrent Search

    Detta är en avhandling från ; Chalmers tekniska högskola; Gothenburg

    Författare :Bapi Chatterjee; [2017]
    Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; NATURVETENSKAP; NATURAL SCIENCES; NATURVETENSKAP; NATURAL SCIENCES; NATURVETENSKAP; NATURAL SCIENCES; NATURVETENSKAP; NATURAL SCIENCES; TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; NATURVETENSKAP; NATURAL SCIENCES; Wait-free; Help-aware; Non-blocking; Concurrency; Linearizability; Lock-based; Lock-free-kD-tree; Amortized Complexity; Data Structure; Binary Search Tree; Blocking; Search; Concurrent; kD-tree; Linked-list; Lock-free; Range Search; Language-portable; Help-optimal; Nearest Neighbour Search; Linearizable; Synchronization;

    Sammanfattning : The contemporary computers typically consist of multiple computing cores with high compute power. Such computers make excellent concurrent asynchronous shared memory system. LÄS MER

  2. 2. Mining Web Logs to Improve User Experience in Web Search

    Detta är en avhandling från ; Chalmers tekniska högskola; Gothenburg

    Författare :Libertad Tansini; [2008]
    Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; Web log mining; web search; user intent; user recommendation; user modelling;

    Sammanfattning : The World Wide Web continues to grow in size and diversity and this makes it increasinglyhard for users to find valuable information because of heterogeneous form and contentof the documents, little knowledge about the reliability and prestige of the documents anda great deal of redundancy.Usually search engines look for documents that contain specific keywords or phrasesstated by the users as queries. LÄS MER

  3. 3. Geographic Labour Mobility - Causes and Consequences

    Detta är en avhandling från Göteborg : University of Gothenburg

    Författare :Anders Boman; Göteborgs universitet.; Gothenburg University.; [2008]
    Nyckelord :SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; geographic mobility; internal migration; job displacement; ethnic enclaves; unemployment; job search; search scope; earnings effects; gender differences; immigrants; selection;

    Sammanfattning : This thesis consists of three self-contained chapters. The first chapter studies the causes of internal migration, the second studies the earnings effects of internal migration, and the third analyses what could be perceived as an effect of mobility but is in fact not. LÄS MER

  4. 4. In Search of the State An Ethnography of Public Service Provision in Urban Niger

    Detta är en avhandling från Uppsala : Acta Universitatis Upsaliensis

    Författare :Gabriella Körling; Uppsala universitet.; [2011]
    Nyckelord :SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; anthropology; the state; public services; healthcare; education; development; Niamey; Niger; HUMANITIES and RELIGION History and philosophy subjects Ethnology Cultural anthropology; HUMANIORA och RELIGIONSVETENSKAP Historisk-filosofiska ämnen Etnologi Kulturantropologi; Kulturantropologi; Cultural Anthropology;

    Sammanfattning : This study explores public health and education provision in Niamey, the capital of Niger, by merging the ethnographic study of public services with an anthropological analysis of the state and of local politics. Based on anthropological fieldwork carried out in a group of neighbourhoods in the periphery of Niamey, the study highlights the political dimensions of public service provision in a local arena where international development interventions and national plans meet local realities and where a wide range of actors and institutions, dis-courses, meanings, and practices are mobilized in the offering of and the regulation of access to public services. LÄS MER

  5. 5. Evolutionary and mechanistic aspects of insect host plant preference

    Detta är en avhandling från Stockholm : Department of Zoology, Stockholm University

    Författare :Alexander Schäpers; Stockholms universitet.; [2016]
    Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; NATURVETENSKAP; NATURAL SCIENCES; NATURVETENSKAP; NATURAL SCIENCES; host plant choice; host range; diet breadth; butterfly; oviposition; specialist; generalist; insect-plant interaction; search behavior; olfaction; decision making; evolution; parasite-host interaction; zoologisk ekologi; Animal Ecology;

    Sammanfattning : Plant feeding insects comprise about 25% of all animal species on earth and play an important role in all ecosystems. Although we understand that their association with plants is a key-factor driving the diversification in this group, we still have large gaps in our knowledge of the underlying processes of this relationship. LÄS MER