Sökning: "Anna Åhlund"

Hittade 3 avhandlingar innehållade orden Anna Åhlund.

  1. 1. Swedish as multiparty work : Tailoring talk in a second language classroom

    Författare :Anna Åhlund; Karin Aronsson; Rickard Jonsson; Numa Markee; Stockholms universitet; []
    Nyckelord :SOCIAL SCIENCES; SAMHÄLLSVETENSKAP; SSL education; language socialization; conversation analysis; identity work; participation; participation frameworks; classroom community; performance; verbal improvisations; alignment; repair work; multiparty talk; peer corrections; tailoring talk; Child and Youth Science; barn- och ungdomsvetenskap;

    Sammanfattning : This dissertation examines classroom conversations involving refugee and immigrant youth in a second language (L2) introduction program, exploring how L2 Swedish emerges as a multiparty accomplishment by both the teacher and the students. Drawing on forty hours of video-recorded Swedish L2 classroom conversations, as well as on observations and informal interviews, it focuses on talk as a form of social action. LÄS MER

  2. 2. A Cross-Layer Perspective on Transport Protocol Performance in Wireless Networks

    Författare :Stefan Alfredsson; Anna Brunström; Christer Åhlund; Karlstads universitet; []
    Nyckelord :NATURAL SCIENCES; NATURVETENSKAP; NATURVETENSKAP; NATURAL SCIENCES; Wireless networks; 4G; cross-layer interaction; TCP; UDP; emulation; performance evaluation; optimizations; Computer Science; Datavetenskap;

    Sammanfattning : Communication by wireless technologies has seen a tremendous growth in the last decades. Mobile phone technology and wireless broadband solutions are rapidly replacing the last-hop wireline connectivity for telephones and Internet access. LÄS MER

  3. 3. Efficient and systematic network resource management

    Författare :Muslim Elkotob; Luleå tekniska universitet; []
    Nyckelord :NATURAL SCIENCES; NATURVETENSKAP; NATURVETENSKAP; NATURAL SCIENCES; Pervasive Mobile Computing; Distribuerade datorsystem;

    Sammanfattning : The demand for network resources (e.g. forwarding capacity, buffer space) by increasingly used real-time multimedia applications is growing. Moreover, their stringent performance requirements (e. LÄS MER