Search for dissertations about: "Jacob Roll"

Showing result 1 - 5 of 9 swedish dissertations containing the words Jacob Roll.

  1. 1. Regularization for Sparseness and Smoothness : Applications in System Identification and Signal Processing

    Author : Henrik Ohlsson; Lennart Ljung; Jacob Roll; Bo Wahlberg; Linköpings universitet; []
    Keywords : Regularization; sparsity; smothness; lasso; l1; fMRI; bio-feedback; TECHNOLOGY; TEKNIKVETENSKAP;

    Abstract : In system identification, the Akaike Information Criterion (AIC) is a well known method to balance the model fit against model complexity. Regularization here acts as a price on model complexity. READ MORE

  2. 2. Models and meaning : on management models and systems of meaning when implementing change

    Author : Jacob Hallencreutz; Luleå tekniska universitet; []
    Keywords : TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Kvalitetsteknik; Quality Technology and Management;

    Abstract : Change has become a vital business partner for many organizations. Survival of most organizations depends on their ability to implement adequate changes to support the organization. This thesis deals with questions about measurement systems, process based system models and organizational change with a specific focus on implementation challenges. READ MORE

  3. 3. MHC polymorphism in a songbird : Fitness, mate choice, and sexual conflict

    Author : Jacob Roved; MEMEG; []
    Keywords : NATURVETENSKAP; NATURAL SCIENCES; NATURVETENSKAP; NATURAL SCIENCES; NATURVETENSKAP; NATURAL SCIENCES; Major histocompatibility complex; MHC diversity; MHC haplotypes; sexually antagonistic selection; costs of immune responses; adaptive immunity; great reed warbler; songbird;

    Abstract : Sex differences in immune responses have been observed across a wide range of animal species, with the generaltendency that males have weaker immune responses than females. These differences are at least partly caused by immune-regulating effects of sex hormones, and have been associated with an increased prevalence of autoimmune disorders in females and with a general tendency for males to be parasitized more often than females. READ MORE

  4. 4. Approaching transformative futures : Discourse and practice in Swedish national transport policy and planning

    Author : Jacob Witzell; Karolina Isaksson; Maria Håkansson; Malin Henriksson; Raine Mäntysalo; KTH; []
    Keywords : SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; transport planning; transport infrastructure; climate mitigation; transformation; planning practice; uncertainty; assessment; Urbana och regionala studier; Urban and Regional Studies;

    Abstract : This thesis concerns the need to transform the transport system to meet climate mitigation objectives. It provides insights into how specific approaches and practices in transport policy and planning affect prospects for transformation. READ MORE

  5. 5. Studies on Selected Topics in Radio Frequency Digital-to-Analog Converters

    Author : Mohammad Reza Sadeghifar; Jacob Wikner; Adam Strak; Linköpings universitet; []
    Keywords : TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; DAC; Telecommunication; Semi-digital FIR filter; RF DAC; Sigma Delta Modulator; DDFS;

    Abstract : The network latency in fifth generation mobile technology (5G) will be around one millisecond which is much lower than in 4G technology. This significantly faster response time together with higher information capacity and ultra-reliable communication in 5G technology will pave the way for future innovations in a smart and connected society. READ MORE