Results 31 to 40 of about 2,115,498 (294)

Correspondence-free Structure from Motion [PDF]

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

Optomechanics in an ultrahigh-Q two-dimensional photonic crystal cavity [PDF]

open access: yes, 2010
We demonstrate an ultrahigh-Q slotted two-dimensional photonic crystal cavity capable of obtaining strong interaction between the internal light field and the mechanical motion of the slotted structure.
Alegre, Thiago P. Mayer   +3 more
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

Unsupervised Learning of Complex Articulated Kinematic Structures combining Motion and Skeleton Information [PDF]

open access: yes, 2015
In this paper we present a novel framework for unsupervised kinematic structure learning of complex articulated objects from a single-view image sequence.
Chang, HJ, Demiris, Y
core   +1 more source

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

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

Pose-Free Structure From Motion Using Depth From Motion Constraints [PDF]

open access: yesIEEE Transactions on Image Processing, 2011
Structure from motion (SFM) is the problem of recovering the geometry of a scene from a stream of images taken from unknown viewpoints. One popular approach to estimate the geometry of a scene is to track scene features on several images and reconstruct their position in 3-D.
Ji, Zhang   +2 more
openaire   +2 more sources

Self-motion and the perception of stationary objects [PDF]

open access: yes, 2000
One of the ways we perceive shape is through seeing motion. Visual motion may be actively generated (for example, in locomotion), or passively observed.
Droulez, Jacques   +3 more
core   +3 more sources

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