Sökning: "author identification"

Visar resultat 1 - 5 av 39 avhandlingar innehållade orden author identification.

  1. 1. Techniques for analyzing digital environments from a security perspective

    Författare :Amendra Shrestha; Lisa Kaati; Adam Wierzbicki; Uppsala universitet; []
    Nyckelord :digital communities; machine learning; text analysis; linguistic features; linguistic analysis; warning behaviors; Internet; social media; extremism; terrorism; psychological state; author identification; alias matching; Computer Science; Datavetenskap;

    Sammanfattning : The development of the Internet and social media has exploded in the last couple of years. Digital environments such as social media and discussion forums provide an effective method of communication and are used by various groups in our societies. LÄS MER

  2. 2. Bayesian Inference for Nonlinear Dynamical Systems : Applications and Software Implementation

    Författare :Jerker Nordh; Institutionen för reglerteknik; []
    Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Indoor Navigation; pyParticleEst; Software Implementation; Simultaneous Localization and Mapping; Parameter Estimation; System Identification; Sequential Importance Sampling; Particle Filter; Bayesian Inference; Markov Chain Monte Carlo; Particle Smoother;

    Sammanfattning : The topic of this thesis is estimation of nonlinear dynamical systems, focusing on the use of methods such as particle filtering and smoothing. There are three areas of contributions: software implementation, applications of nonlinear estimation and some theoretical extensions to existing algorithms. LÄS MER

  3. 3. Roots and Routes : Life stories of exiled Hungarian women in Sweden

    Författare :Katalin Henriksson; Språk- och litteraturcentrum; []
    Nyckelord :HUMANIORA; HUMANITIES; Hungarian; Hungarian Minorities; Hungarianness; Migration; Mobility; Narratives; Narrations; Life stories; Membership Category; Category Entitlement; Identifications; Ethnic Identification; Culture; Doing Gender;

    Sammanfattning : This dissertation analyses the narrated life stories of Swedish Hungarian women, sharing the numerous values and experiences of Hungarian exiles. With the help of interview transcripts of five women from the first generation of Hungarians living in exile in southern Sweden, the study presents seldom-discussed angles of ascertained membership in the Hungarian nation, moving beyond traditional definitions of ethnic belonging, official census figures, and organizational categorizations. LÄS MER

  4. 4. On the identification and utilisation of relevant data for applying cost-effective maintenance

    Författare :Mirka Kans; Växjö universitet; []
    Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Maintenance information systyems; Maintenance decisions; Cost-effective maintenance; Information systems integration; Decision support systems; Industrial engineering and economy; Industriell teknik och ekonomi; Terotechnology; Systemekonomi;

    Sammanfattning : With the global and continuously changing environment of today's companies, competitive strategies of cost minimisation and differentiation, and the ability to use the available resources in a cost-effective way have become important. The major focus should be set on the areas of business where the possibilities for strategic advantages and savings are high, whereas maintenance is one area of business that recently has been considered as an activity contributing efficiently to the companies' strategic objectives of profitability and competitiveness. LÄS MER

  5. 5. Dynamic Load Models for Power Systems - Estimation of Time-Varying Parameters During Normal Operation

    Författare :Ines Romero; Industriell elektroteknik och automation; []
    Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; voltage stability; Load modeling; modeling and identification; dynamic load models; normalization in reactive load models;

    Sammanfattning : Economic and environmental concerns will slow down the expansion of the transmission system in many countries. The addition of new transmission lines will be few and far between. The de-regulation of the power supply will introduce new power flow patterns on the bulk transmission systems. LÄS MER