Results 31 to 40 of about 10,081 (286)

Extracting 3D parametric curves from 2D images of Helical objects [PDF]

open access: yes, 2017
Helical objects occur in medicine, biology, cosmetics, nanotechnology, and engineering. Extracting a 3D parametric curve from a 2D image of a helical object has many practical applications, in particular being able to extract metrics such as tortuosity ...
Jackson, Philip T.G.   +3 more
core   +1 more source

Efficient 3D Binary Image Skeletonization [PDF]

open access: yes2005 IEEE Computational Systems Bioinformatics Conference - Workshops (CSBW'05), 2006
Image skeletonization promises to be a powerful complexity-cutting tool for compact shape description, pattern recognition, robot vision, animation, petrography pore space fluid flow analysis, model/analysis of bone/lung/circulation, and image compression for telemedicine.
null Son Tran, null Liwen Shih
openaire   +1 more source

Velocity Distribution of a Homogeneously Cooling Granular Gas

open access: yes, 2020
In contrast to molecular gases, granular gases are characterized by inelastic collisions and require therefore permanent driving to maintain a constant kinetic energy.
Schröter, Matthias   +2 more
core   +1 more source

Morphological feature extraction for statistical learning with applications to solar image data [PDF]

open access: yes, 2013
: Many areas of science are generating large volumes of digital image data. In order to take full advantage of the high-resolution and high-cadence images modern technology is producing, methods to automatically process and analyze large batches of such ...
Adams   +14 more
core   +2 more sources

Automated Video Analysis of Animal Movements Using Gabor Orientation Filters [PDF]

open access: yes, 2010
To quantify locomotory behavior, tools for determining the location and shape of an animal’s body are a first requirement. Video recording is a convenient technology to store raw movement data, but extracting body coordinates from video recordings is a ...
Kristan, Wiliam B., Jr.   +1 more
core   +4 more sources

Recombinant Skeleton Using Junction Points in Skeleton Based Images

open access: yesInternational Journal of Advanced Computer Science and Applications, 2011
We perform the task of combining two skeleton images and to produce the recombinant skeleton. We propose the recombinant skeleton algorithm to produce the recombinant skeletons. The existing skeleton representation has been taken and the merge vertex detection algorithm was used before applying the recombinant skeleton algorithm.
Komala Lakshmi, Dr.M.Punithavalli -
openaire   +1 more source

Fast and robust curve skeletonization for real-world elongated objects

open access: yes, 2018
We consider the problem of extracting curve skeletons of three-dimensional, elongated objects given a noisy surface, which has applications in agricultural contexts such as extracting the branching structure of plants. We describe an efficient and robust
Medeiros, Henry, Tabb, Amy
core   +1 more source

A principled representation of elongated structures using heatmaps

open access: yesScientific Reports, 2023
The detection of elongated structures like lines or edges is an essential component in semantic image analysis. Classical approaches that rely on significant image gradients quickly reach their limits when the structure is context-dependent, amorphous ...
Florian Kordon   +5 more
doaj   +1 more source

ContactJ: Characterization of lipid droplet-mitochondrial contacts using fluorescence microscopy and image analysis [version 2; peer review: 2 approved]

open access: yesF1000Research, 2022
Lipid droplets (LDs) are the major lipid storage organelles of eukaryotic cells and together with mitochondria key regulators of cell bioenergetics. LDs communicate with mitochondria and other organelles forming “metabolic synapse” contacts to ensure ...
Maria Calvo   +5 more
doaj   +1 more source

A Bottom Up Procedure for Text Line Segmentation of Latin Script

open access: yes, 2017
In this paper we present a bottom up procedure for segmentation of text lines written or printed in the Latin script. The proposed method uses a combination of image morphology, feature extraction and Gaussian mixture model to perform this task.
Jain, Himanshu, Kumar, Archana Praveen
core   +1 more source

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