Sökning: "Variation"

Visar resultat 21 - 25 av 4544 avhandlingar innehållade ordet Variation.

1. 21. Genetic variation in structured populations

   Författare :Marina Rafajlovic; Göteborgs universitet; []
   Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; NATURVETENSKAP; NATURAL SCIENCES; genetic variation; varying population size; effective population size; mutation; recombination; migration; multiple paternity; geographic structure; tests of neutrality; gene tree; species tree;

   Sammanfattning : It is widely acknowledged that the process of speciation in the presence of gene flow between different ecotypes is common in nature. However, the mechanisms underlying speciation are not understood. LÄS MER

3. 22. Improving interpretation by orthogonal variation : Multivariate analysis of spectroscopic data

   Författare :Hans Stenlund; Johan Trygg; Tom Fearn; Umeå universitet; []
   Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; OPLS; PLS; Multivariate Analysis; Orthogonal variation; Chemometrics; hyperspectral images; FTIR; NIR; spectroscopy; Chemistry; Kemi;

   Sammanfattning : The desire to use the tools and concepts of chemometrics when studying problems in the life sciences, especially biology and medicine, has prompted chemometricians to shift their focus away from their field‘s traditional emphasis on model predictivity and towards the more contemporary objective of optimizing information exchange via model interpretation. The complex data structures that are captured by modern advanced analytical instruments open up new possibilities for extracting information from complex data sets. LÄS MER

4. 23. Changing Identities : Language Variation on Czech Television

   Författare :Tora Hedin; Barbro Nilsson; Karel Šebesta; Karel Kučera; Stockholms universitet; []
   Nyckelord :HUMANIORA; HUMANITIES; Czech discourse analysis; Czech language; Czech linguistics; codification; television discourse; linguistic norm; linguistic variation; code-switching; post-Communist media; Slavic languages; Slaviska språk;

   Sammanfattning : This study examines different aspects of language variation in contemporary Czech television discourse. The modern Czech language is characterised by a specific linguistic situation in which speakers must choose between two varieties – Standard Czech (SC) and Common Czech (CC). LÄS MER

5. 24. Gloss variation of printed paper

   Författare :Marie-Claude Béland; KTH; []
   Nyckelord :brdf; bsdf; gloss variation; light scattering; monte carlo simulation; optical properties. Paper surface; perception; print tquality. Roughness; topography;

   Sammanfattning : .... LÄS MER

7. 25. Word Order in Övdalian : A Study in Variation and Change

   Författare :Piotr Garbacz; tolkning i offentlig sektor och översättning danska och isländska Avdelningen för svenska; []
   Nyckelord :HUMANIORA; HUMANITIES; Stylistic Fronting; V-to-I movement; Swedish dialects; dialect syntax; language change; variation; älvdalsmålet; Övdalian; Elfdalian; the Rich Agreement Hypothesis; negative concord;

   Sammanfattning : This dissertation discusses aspects of the syntax of Övdalian, a variety spoken by ca. 2,500 people in the province of Dalecarlia in Sweden. LÄS MER