Results 11 to 20 of about 1,144,491 (344)

ZooMS confirms geometric morphometrics species identification of ancient sheep and goat [PDF]

open access: yesRoyal Society Open Science, 2023
Geometric morphometrics can effectively distinguish isolated third lower molars of present-day sheep and goat, but its applicability to archaeological specimens has yet to be established.
Marine Jeanjean   +11 more
doaj   +3 more sources

Archaeophenomics of ancient domestic plants and animals using geometric morphometrics : a review

open access: yesPeer Community Journal, 2022
Geometric morphometrics revolutionized domestication studies through the precise quantification of the phenotype of ancient plant and animal remains. Geometric morphometrics allow for an increasingly detailed understanding of the past agrobiodiversity ...
Evin, Allowen   +5 more
doaj   +2 more sources

Research Trends, Hotspots and Future Perspectives of Geometric Morphometrics in Entomology: A Scientometric Review [PDF]

open access: yesInsects
Geometric morphometrics is an important component of quantitative research on insect morphology, widely applied in taxonomy, intraspecific variation, and phylogenetic studies.
Yusha Tan   +5 more
doaj   +2 more sources

DeepWings©: Automatic Wing Geometric Morphometrics Classification of Honey Bee (Apis mellifera) Subspecies Using Deep Learning for Detecting Landmarks

open access: yesBig Data and Cognitive Computing, 2022
Honey bee classification by wing geometric morphometrics entails the first step of manual annotation of 19 landmarks in the forewing vein junctions. This is a time-consuming and error-prone endeavor, with implications for classification accuracy. Herein,
Pedro João Rodrigues   +2 more
doaj   +2 more sources

Geometric morphometrics versus DNA barcoding for the identification of malaria vectors Anopheles dirus and An. baimaii in the Thai-Cambodia border

open access: yesScientific Reports, 2022
Anopheles (Cellia) dirus Peyton & Harrison and Anopheles baimaii Sallum & Peyton are sibling species within the Dirus complex belonging to the Leucosphyrus group, and have been incriminated as primary vectors of malaria in Thailand. In the present study,
Tanawat Chaiphongpachara   +5 more
doaj   +2 more sources

Shape mapping: genetic mapping meets geometric morphometrics [PDF]

open access: bronzeBriefings in Bioinformatics, 2013
Knowledge about biological shape has important implications in biology and biomedicine, but the underlying genetic mechanisms for shape variation have not been well studied. Statistical models play a pivotal role in mapping specific quantitative trait loci (QTLs) that contribute to biological shape and its developmental trajectories.
Bo Wang   +9 more
openalex   +3 more sources

Geometric morphometrics in the cloud

open access: yesInfection, Genetics and Evolution, 2019
XYOM, for XY Online Morphometrics, is an online implementation of the geometric morphometric (GM) approach. It is a platform-independent product, and is presented here as an optional alternative software to client side morphometrics software. From the point of view of the user, the interesting features of a web application are: no download, no ...
Dujardin, Sebastien   +1 more
openaire   +7 more sources

Geometric morphometrics of rodent sperm head shape. [PDF]

open access: yesPLoS ONE, 2013
Mammalian spermatozoa, particularly those of rodent species, are extremely complex cells and differ greatly in form and dimensions. Thus, characterization of sperm size and, particularly, sperm shape represents a major challenge. No consensus exists on a
María Varea Sánchez   +2 more
doaj   +5 more sources

Exploring desert-adapted beetles with 3D geometric morphometrics [PDF]

open access: yesScientific Reports
Darkling beetles (Tenebrionidae) are a diverse and ecologically significant group, particularly in arid environments, yet their taxonomy remains problematic due to scarcity of phylogenetic contributions and robust morphological investigations. This study
Tomasz Szara   +2 more
doaj   +2 more sources

Wing Geometric Morphometrics of Workers and Drones and Single Nucleotide Polymorphisms Provide Similar Genetic Structure in the Iberian Honey Bee (Apis mellifera iberiensis)

open access: yesInsects, 2020
Wing geometric morphometrics has been applied to honey bees (Apis mellifera) in identification of evolutionary lineages or subspecies and, to a lesser extent, in assessing genetic structure within subspecies.
Dora Henriques   +6 more
doaj   +2 more sources

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