Results 31 to 40 of about 440,016 (278)

Comparison of statistical properties for various morphological filters based on mosaic image shape models

open access: yesКомпьютерная оптика, 2021
We consider the statistical properties of different mosaic filters. We demonstrate that in Pitiev's morphology, the measure of shape complexity is directly related to the shape simplicity measure based on morphological correlation coefficient (MCC ...
Y.V. Vizilter   +2 more
doaj   +1 more source

Linear Regression vs. Deep Learning: A Simple Yet Effective Baseline for Human Body Measurement

open access: yesSensors, 2022
We propose a linear regression model for the estimation of human body measurements. The input to the model only consists of the information that a person can self-estimate, such as height and weight.
Kristijan Bartol   +4 more
doaj   +1 more source

Object segmentation by fitting statistical shape models : a Kernel-based approach with application to wisdom tooth segmentation from CBCT images [PDF]

open access: yes, 2014
Image segmentation is an important and challenging task in medical image analysis. Especially from low-quality images, segmentation algorithms have to cope with misleading background clutter, insufficient object boundaries and noise in the image ...
Jud, Christoph
core   +1 more source

A Radiation-Free Classification Pipeline for Craniosynostosis Using Statistical Shape Modeling

open access: yesDiagnostics, 2022
Background: Craniosynostosis is a condition caused by the premature fusion of skull sutures, leading to irregular growth patterns of the head. Three-dimensional photogrammetry is a radiation-free alternative to the diagnosis using computed tomography ...
Matthias Schaufelberger   +10 more
doaj   +1 more source

Facial Expression Biometrics Using Statistical Shape Models

open access: yesEURASIP Journal on Advances in Signal Processing, 2009
This paper describes a novel method for representing different facial expressions based on the shape space vector (SSV) of the statistical shape model (SSM) built from 3D facial data.
Djamel Ait-Boudaoud   +3 more
doaj   +1 more source

A statistical model for mapping morphological shape [PDF]

open access: yesTheoretical Biology and Medical Modelling, 2010
AbstractBackgroundLiving things come in all shapes and sizes, from bacteria, plants, and animals to humans. Knowledge about the genetic mechanisms for biological shape has far-reaching implications for a range spectrum of scientific disciplines including anthropology, agriculture, developmental biology, evolution and biomedicine.ResultsWe derived a ...
Fu, Guifang   +5 more
openaire   +2 more sources

Statistical Modeling of Craniofacial Shape and Texture [PDF]

open access: yesInternational Journal of Computer Vision, 2019
Abstract We present a fully-automatic statistical 3D shape modeling approach and apply it to a large dataset of 3D images, the Headspace dataset, thus generating the first public shape-and-texture 3D morphable model (3DMM) of the full human head. Our approach is the first to employ a template that adapts to the dataset subject before dense morphing ...
Dai, Hang   +3 more
openaire   +3 more sources

Statistical Multi-Object Shape Models [PDF]

open access: yesInternational Journal of Computer Vision, 2007
The shape of a population of geometric entities is characterized by both the common geometry of the population and the variability among instances. In the deformable model approach, it is described by a probabilistic model on the deformations that transform a common template into various instances.
Conglin Lu   +3 more
openaire   +1 more source

Cumulative variation explained by the femur and tibia statistical shape models.

open access: yes, 2023
Cumulative variation explained by the femur and tibia statistical shape models.
Adam H. Biedrzycki (16475013)   +2 more
core   +1 more source

3D statistical shape models of human bones : their construction using a finite element registration algorithm, formulation on Hilbert spaces, and application to medical image analysis [PDF]

open access: yes, 2011
Statistical shape models have become a widely used tool in computer vision and medical image analysis. They are constructed from a representative set of example shapes and represent the normal shape variations of a class of objects, in our case of human
Albrecht, Thomas
core   +1 more source

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