Search for dissertations about: "Weak network"

Showing result 6 - 10 of 93 swedish dissertations containing the words Weak network.

  2. 6. Persons who attempt suicide - social characteristics, social network and significant others

    Author : Ulla Magne-Ingvar; Lund Psykiatri; []
    Keywords : MEDICIN OCH HÄLSOVETENSKAP; MEDICAL AND HEALTH SCIENCES; temperament; follow-up; overconsumption of alcohol; significant other; social network; social characteristics; attempted suicide; suicide attempt; Psychiatry; clinical psychology; psychosomatics; Psykiatri; klinisk psykologi; psykosomatik;

    Abstract : A suicide attempt is one of the most powerful predictors of eventual suicide. The aim of this thesis was to investigate the social situation, including social support of suicide attempters. One part of the investigations concerned patients admitted to a psychiatric ward following a suicide attempt. READ MORE

  4. 7. Mitigating Distributed Denial-of-Service Attacks: Application-defense and Network-defense Methods

    Author : Zhang Fu; Chalmers tekniska högskola; []
    Keywords : NATURVETENSKAP; NATURAL SCIENCES; NATURVETENSKAP; NATURAL SCIENCES; Distributed Denial-of-Service; Network Security; Distributed Computing; System Design;

    Abstract : Distributed Denial of Service (DDoS) attacks can be so powerful that theycan easily deplete the computing resources or bandwidth of the potential targets.Based on the types of the targets, DDoS attacks can be addressed in two levels:application-level and network-level. READ MORE

  5. 8. On Service Optimization in Community Network Micro-Clouds

    Author : Nuno Apolonia; Leandro Navarro; Sarunas Girdzijauskas; Felix Freitag; Vladimir Vlassov; Dino Lopez; KTH; []
    Keywords : NATURVETENSKAP; NATURAL SCIENCES; micro-clouds; Community Networks; cloud services; social networks; overlay networks; distributed systems; Datalogi; Computer Science;

    Abstract : Internet coverage in the world is still weak and local communities are required to come together and build their own network infrastructures. People collaborate for the common goal of accessing the Internet and cloud services by building Community networks (CNs).The use of Internet cloud services has grown over the last decade. READ MORE

  6. 9. The Politics of Social Networks : Interpersonal Trust and Institutional Change in Post-Communist East Germany

    Author : Astrid Hedin; Statsvetenskapliga institutionen; []
    Keywords : SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; East Germany; PDS; SED; feminism; gender; political party; communicative action; logic of appropriateness; garbage-can decision-making; interpersonal trust; institutional change; social network; new institutionalism; structuration; Giddens; path-dependence; Political and administrative sciences; Statsvetenskap; förvaltningskunskap;

    Abstract : New institutionalist approaches are inherently weak at accounting for institutional change. In this book, social network analysis is proposed as a key to institutional change. The social network perspective focuses emergent patterns of interpersonal interaction and the resulting ties of interpersonal trust. READ MORE

  7. 10. Converter Interfaced Distributed Generation - Grid Interconnection Issues

    Author : Fainan Magueed; Chalmers tekniska högskola; []
    Keywords : TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; VSC; harmonics; LCL-filter; power quality; weak grid; voltage regulation; vector control; strong grid; distributed generation; intentional islanding; L-filter; voltage dips;

    Abstract : Distributed generation (DG) with a converter interface to the grid is found in many of the green power resources applications. In this thesis, the control of a voltage source converter (VSC), as the DG front end, is in focus regarding the power quality problems that could appear at the connection point. READ MORE