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Visar resultat 1 - 5 av 149 avhandlingar som matchar ovanstående sökkriterier.

1. 1. Bayesian Cluster Analysis : Some Extensions to Non-standard Situations

   Författare :Jessica Franzén; Daniel Thorburn; Jukka Corander; Stockholms universitet; []
   Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; Cluster analysis; Clustering; Classification; Mixture model; Gaussian; Bayesian inference; MCMC; Gibbs sampler; Deviant group; Longitudinal; Missing data; Multiple imputation; Statistics; Statistik; Statistics; statistik;

   Sammanfattning : The Bayesian approach to cluster analysis is presented. We assume that all data stem from a finite mixture model, where each component corresponds to one cluster and is given by a multivariate normal distribution with unknown mean and variance. LÄS MER

3. 2. cancer subtype identification using cluster analysis on high-dimensional omics data

   Författare :Linda Vidman; Patrik Rydén; Jun Yu; Erik Kristiansson; Umeå universitet; []
   Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; cluster analysis; cancer; classification;

   Sammanfattning : Identification and prediction of cancer subtypes are important parts in the development towards personalized medicine. By tailoring treatments, it is possible to decrease unnecessary suffering and reduce costs. Since the introduction of next generation sequencing techniques, the amount of data available for medical research has increased rapidly. LÄS MER

4. 3. Women's evaluations of intrapartum and postpartum care

   Författare :Ann Ingmarsdotter Rudman; Karolinska Institutet; Karolinska Institutet; Karolinska Institutet Institutionen för kvinnors och barns hälsa / Department of Women's and Children's Health; []
   Nyckelord :MEDICIN OCH HÄLSOVETENSKAP; MEDICAL AND HEALTH SCIENCES; Intrapartum care; postpartum care; risk factors; patient satisfaction; quality of care; mothers experiences; cluster analysis; content analysis; Intrapartum care; postpartum care; risk factors; patient satisfaction; quality of care; mothers experiences; cluster analysis; content analysis;

   Sammanfattning : The overall aim of this thesis was to increase understanding of women s evaluations of intrapartum and postpartum care. Evaluations of specific aspects of care, general assessments of intrapartum and postpartum care, and predictors of not being satisfied were investigated, as well as negative experiences of postpartum care, as expressed in women s own words. LÄS MER

5. 4. Phonological Quantity in Swedish Dialects : Typological Aspects, Phonetic Variation and Diachronic Change

   Författare :Felix Schaeffler; Umeå universitet; []
   Nyckelord :HUMANIORA; HUMANITIES; Swedish dialects; phonological quantity; vowel and consonant duration; cluster analysis; linguistic typology; phonetic variation; diachronic change; Phonetics; Fonetik;

   Sammanfattning : This study investigates the realisation of phonological quantity in the dialects of Modern Swedish, based on a corpus containing recordings from 86 locations in Sweden and the Swedishspeaking parts of Finland. The corpus was recorded as part of the national SweDia project.The study is explorative in character. LÄS MER

7. 5. Children’s Peer Status and Their Adjustment in Adolescence and Adulthood : Developmental issues in sociometric research

   Författare :Peter Zettergren; Lars R. Bergman; Thomas W. Farmer; Stockholms universitet; []
   Nyckelord :SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; sociometric peer status; classification; stability; cluster analysis; longitudinal; long-term adjustment; childhood; adolescence; adulthood; Psychology; Psykologi; psykologi; Psychology;

   Sammanfattning : The present research intended to examine the relationship between childhood stable peer status and adjustment in midadolescence for both genders, and adjustment in early and middle adulthood for women. One-year stably peer rejected, popular, and average boys and girls were identified by an age 10 and age 11 sociometric classification procedure using positive nominations and rank-ordering. LÄS MER