Results 1 to 10 of about 1,344,305 (317)

Structure Tensor Total Variation [PDF]

open access: yesSIAM Journal on Imaging Sciences, 2015
Summary: We introduce a novel generic energy functional that we employ to solve inverse imaging problems within a variational framework. The proposed regularization family, termed as structure tensor total variation (STV), penalizes the eigenvalues of the structure tensor and is suitable for both grayscale and vector-valued images.
Anastasios Roussos   +2 more
exaly   +4 more sources

Assessment of genetic variation and population structure in Iraqi barley accessions using ISSR, CDDP, and SCoT markers

open access: yesCzech Journal of Genetics and Plant Breeding, 2023
The objective of this study was to investigate the diversity of 59 accessions of barley using inter simple sequence repeat (ISSR), conserved DNA-derived polymorphism (CDDP), and start codon targeted (SCoT) markers.
Nawroz Tahir   +7 more
doaj   +1 more source

Weakening Investigation of Reservoir Rock by Coupled Uniaxial Compression, Computed Tomography and Digital Image Correlation Methods: A Case Study

open access: yesSensors, 2021
Cyclic wetting and drying treatment is commonly used to accelerate the weakening process of reservoir rock. The weakening is reflected in strength variation and structure variation, while the latter receives less attention.
Peiwu Shen   +5 more
doaj   +1 more source

Connecting Structure and Variation in Sound Change

open access: yesCadernos de Linguística, 2021
“Structured heterogeneity”, a founding concept of variationist sociolinguistics, puts focus on the ordered social differentiation in language. We extend the notion of structured heterogeneity to formal phonological structure, i.e., representations based
David Natvig, Joseph Salmons
doaj   +1 more source

Aglinskas/Contrastive-Machine-Learning-reveals-the-structure-of-individual-variation-in-ASD: Code Release for reproducibility

open access: yes, 2022
Code and materials for the analyses presented in the manuscript "Contrastive machine learning reveals the structure of neuroanatomical variation within ...
Aidas Aglinskas
core   +2 more sources

Information structure triggers for word order variation and change: the OV/VO alternation in the West-Germanic languages [PDF]

open access: yes, 2022
The West-Germanic language family is characterized by a remarkable variation in word order. The continental varieties, including Dutch and German, have largely Object-Verb (OV) word order, whereas English has strict Verb-Object (VO) word order.
Struik, Tara
core   +1 more source

Genetic variation and population structure in native Americans. [PDF]

open access: yesPLoS Genetics, 2007
We examined genetic diversity and population structure in the American landmass using 678 autosomal microsatellite markers genotyped in 422 individuals representing 24 Native American populations sampled from North, Central, and South America. These data
Sijia Wang   +26 more
doaj   +1 more source

Structural variations in papaya genomes [PDF]

open access: yesBMC Genomics, 2021
Abstract Background Structural variations (SVs) are a type of mutations that have not been widely detected in plant genomes and studies in animals have shown their role in the process of domestication. An in-depth study of SVs will help us to further understand the impact of SVs on the phenotype and environmental ...
Zhenyang Liao   +5 more
openaire   +3 more sources

Symmetry and Variation of Hodge Structures [PDF]

open access: yesAsian Journal of Mathematics, 2004
The main problem addressed in the paper is the Torelli problem for n-dimensional varieties of general type, more specifically for varieties with ample canonical bundle. It asks under which geometrical condition for a variety the period map for the Hodge structure of weight n is a local embedding.
Bauer , I. C., Catanese , F.
openaire   +3 more sources

Genetic variation and population structure in China summer maize germplasm

open access: yesScientific Reports, 2021
Maize (Zea mays L.) germplasm in China Summer maize ecological region (CSM) or central corn-belt of China is diverse but has not been systematically characterized at molecular level.
Guoping Shu   +8 more
doaj   +1 more source

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