Results 41 to 50 of about 2,074,003 (278)

RICNET: Retinex-Inspired Illumination Curve Estimation for Low-Light Enhancement in Industrial Welding Scenes

open access: yesSensors
Feature tracking is essential for welding crawler robots’ trajectory planning. As welding often occurs in dark environments like pipelines or ship hulls, the system requires low-light image capture for laser tracking.
Chenbo Shi   +6 more
doaj   +1 more source

An improved golden jackal optimization for multilevel thresholding image segmentation.

open access: yesPLoS ONE, 2023
Aerial photography is a long-range, non-contact method of target detection technology that enables qualitative or quantitative analysis of the target.
Zihao Wang   +4 more
doaj   +1 more source

Evaluation of the Visual Comfort and Daylight Performance of the Visual Art Classrooms

open access: yesJournal of Daylighting, 2023
The daylight in classrooms is a crucial aspect that affects the quality of the learning environment and the overall performance of the students. Visual arts, such as painting, sculpture, carving, textile design and photography, require specific lighting ...
Anna Yunitsyna, Amadea Toska
doaj   +1 more source

A computational approach for obstruction-free photography [PDF]

open access: yesACM Transactions on Graphics, 2015
We present a unified computational approach for taking photos through reflecting or occluding elements such as windows and fences. Rather than capturing a single image, we instruct the user to take a short image sequence while slightly moving the camera.
Xue, Tianfan   +3 more
openaire   +4 more sources

Temporal Super-Resolution Using a Multi-Channel Illumination Source

open access: yesSensors
While sensing in high temporal resolution is necessary for a wide range of applications, it is still limited nowadays due to the camera sampling rate. In this work, we try to increase the temporal resolution beyond the Nyquist frequency, which is limited
Khen Cohen, David Mendlovic, Dan Raviv
doaj   +1 more source

Accurate Pixel-to-Pixel Alignment Method With Six-Axis Adjustment for Computational Photography

open access: yesIEEE Photonics Journal, 2018
Computational photography has been a new research focus over the last two decades. Most of the computational imaging applications involve pixel-to-pixel correspondence adjustment between the spatial light modulator and the sensor.
Shou-Bo Zhao, Ming-Yang Ma, Cong Guo
doaj   +1 more source

Computational Flash Photography through Intrinsics

open access: yes2023 IEEE/CVF Conference on Computer Vision and Pattern Recognition (CVPR), 2023
9 pages, 15 figures. Accepted to CVPR 2023. Project page: http://yaksoy.github.io/intrinsicFlash/
Sepideh Sarajian Maralan   +2 more
openaire   +3 more sources

Genetic dissection of human ABCE1 in yeast reveals separable requirements for ribosome recycling and suppression of aberrant reinitiation

open access: yesFEBS Open Bio, EarlyView.
Human ABCE1 cannot functionally replace its yeast ortholog. Yeast–human chimera analysis identified NBD1 as a major interspecies barrier. Genetic screening yielded hABCE1 revertants that rescue yeast viability but fail to suppress aberrant translation reinitiation in the 3′ UTR.
Eriko Nakata   +3 more
wiley   +1 more source

speculative photography

open access: yesArtnodes
This essay and manifesto define speculative photography from a historical perspective and through practical poetics, as photography that integrates fantastic and experimental elements in both its subjects and processes.
Florian Cramer
doaj   +2 more sources

INVESTIGATING THE EFFECT OF FOCUS STACKING ON SFM-MVS ALGORITHMS [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2017
The Depth of Field (DoF) is a vital factor in photogrammetric applications. Its effect is in most cases pretty obvious especially when capturing small artefacts.
G. Kontogianni   +4 more
doaj   +1 more source

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