Results 31 to 40 of about 38,529,781 (313)

Track-Before-Detect Framework-Based Vehicle Monocular Vision Sensors

open access: yesSensors, 2019
This paper proposes a Track-before-Detect framework for a multibody motion segmentation (named TbD-SfM). Our contribution relies on a tightly coupled tracking before detection strategy intended to reduce the complexity of existing Multibody Structure ...
Hernan Gonzalez   +2 more
doaj   +1 more source

Seeing motion and apparent motion [PDF]

open access: yes, 2014
In apparent motion experiments, participants are presented with what is in fact a succession of two brief stationary stimuli at two different locations, but they report an impression of movement. Philosophers have recently debated whether apparent motion
Hoerl, Christoph, Christoph Hoerl
core   +1 more source

Dynamic dot displays reveal material motion network in the human brain

open access: yesNeuroImage, 2021
There is growing research interest in the neural mechanisms underlying the recognition of material categories and properties. This research field, however, is relatively more recent and limited compared to investigations of the neural mechanisms ...
Alexandra C. Schmid   +2 more
doaj   +1 more source

Affine and Projective Structure from Motion [PDF]

open access: yesProcedings of the British Machine Vision Conference 1992, 1992
We demonstrate the recovery of 3D structure from multiple images, without attempting to determine the motion between views. The structure is recovered up to a transformation by a 3D linear group — the affine and projective group. The recovery does not require knowledge of camera intrinsic parameters or camera motion.
Demey, S, Zisserman, A, Beardsley, P
openaire   +2 more sources

Rilievo delle lastre tombali del Camposanto Monumentale di Piazza dei Miracoli a Pisa

open access: yesRestauro Archeologico, 2017
The research is aimed at a new photogrammetric survey to tackle the restoration of the gravestones of the Pisa’s monumental cemetery. It is situated in “Piazza del Duomo” and it occupies the north side of the extensive complex.
Giovanni Pancani
doaj   +1 more source

How Much Can We See from a UAV-Mounted Regular Camera? Remote Sensing-Based Estimation of Forest Attributes in South American Native Forests

open access: yesRemote Sensing, 2021
Data collection from large areas of native forests poses a challenge. The present study aims at assessing the use of UAV for forest inventory on native forests in Southern Chile, and seeks to retrieve both stand and tree level attributes from forest ...
Alejandro Miranda   +6 more
doaj   +1 more source

Correspondence-free Structure from Motion [PDF]

open access: yesInternational Journal of Computer Vision, 2007
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Ameesh Makadia   +2 more
openaire   +2 more sources

Classifying Sparse Vegetation in a Proglacial Valley Using UAV Imagery and Random Forest Algorithm

open access: yesRemote Sensing, 2022
Extreme hydro-meteorological events become an increasing risk in high mountain environments, resulting in erosion events that endanger human infrastructure and life.
Ulrich Zangerl   +2 more
doaj   +1 more source

3-D Reconstruction of Rock Samples via Structure-From-Motion for Virtual Reality Applications: A Methodological Proposal

open access: yesGeosciences, 2022
This article presents a methodological proposal for the three-dimensional reconstruction of rock samples via structure-from-motion. The presented methodological steps aimed to provide a reproducible workflow to create virtual rock samples to be applied ...
Leonardo Campos Inocencio   +6 more
doaj   +1 more source

Structure from Articulated Motion: Accurate and Stable Monocular 3D Reconstruction without Training Data

open access: yesSensors, 2019
Recovery of articulated 3D structure from 2D observations is a challenging computer vision problem with many applications. Current learning-based approaches achieve state-of-the-art accuracy on public benchmarks but are restricted to specific types of ...
Onorina Kovalenko   +4 more
doaj   +1 more source

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