Results 21 to 30 of about 15,598 (228)

Technical note: Calibration of frame intervals of video recorders using Global Positioning System (GPS) signal as time reference

open access: yesForensic Science International: Reports, 2021
A method has been developed for calibrating the time intervals of video recorders using a LED panel known as “SEXTA”, which utilizes Global Positioning System (GPS) signal as time reference.
Yuk-Ki Cheng   +4 more
doaj   +1 more source

The WHU Rolling Shutter Visual-Inertial Dataset

open access: yesIEEE Access, 2020
The vast majority of modern consumer cameras employ a rolling shutter (RS) mechanism which has a price and electronic advantage to global shutter (GS).
Like Cao, Jie Ling, Xiaohui Xiao
doaj   +1 more source

Analysis and Correction of the Rolling Shutter Effect for a Star Tracker Based on Particle Swarm Optimization

open access: yesRemote Sensing, 2022
The rolling shutter effect decreases the accuracy of the attitude measurement of star trackers when they work in rolling shutter exposure mode, especially under dynamic conditions.
Zongqiang Fu   +6 more
doaj   +1 more source

Optimal Modulation Technique for Underwater Visible Light Communication Using Rolling-Shutter Sensor

open access: yesIEEE Access, 2021
The visible light communication (VLC) technique using a rolling-shutter sensor-based commercial camera has an advantage in that the LED and camera mounted on an underwater device (e.g., drone, sensor) can be effectively used as a transmitter (Tx) and a ...
Ritsuki Hamagami   +3 more
doaj   +1 more source

Achieving Successful VLC Signal Reception Using A Rolling Shutter Image Sensor While Driving at 40 km/h

open access: yesIEEE Photonics Journal, 2023
This paper presents the successful reception of visible light communication (VLC) signals, transmitted from an LED array, by an image sensor that utilizes a rolling shutter while driving at 40 km/h.
Shunki Kamiya   +7 more
doaj   +1 more source

Rolling shutter bundle adjustment [PDF]

open access: yes2012 IEEE Conference on Computer Vision and Pattern Recognition, 2012
This paper introduces a bundle adjustment (BA) method that obtains accurate structure and motion from rolling shutter (RS) video sequences: RSBA. When a classical BA algorithm processes a rolling shutter video, the resultant camera trajectory is brittle, and complete failures are not uncommon.
J. Hedborg   +3 more
openaire   +1 more source

Assessment of Indoor Environmental Quality for Retrofitting Classrooms with An Egg-Crate Shading Device in A Hot Climate [PDF]

open access: yes, 2019
In the Mediterranean climate, a large number of educational buildings suffer from discomfort due mostly to energy-deficient thermal envelopes and a lack of cooling systems.
Calama-González, Carmen   +3 more
core   +3 more sources

Rolling shutter motion deblurring [PDF]

open access: yes2015 IEEE Conference on Computer Vision and Pattern Recognition (CVPR), 2015
Although motion blur and rolling shutter deformations are closely coupled artifacts in images taken with CMOS image sensors, the two phenomena have so far mostly been treated separately, with deblurring algorithms being unable to handle rolling shutter wobble, and rolling shutter algorithms being incapable of dealing with motion blur.
Shuochen Su, Wolfgang Heidrich
openaire   +1 more source

The Fast and the Distorted – How Sensor Readout Shapes Image-based 3D Modelling [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences
A photographic shutter regulates the duration of light reaching a photosensitive surface. Modern digital cameras employ diverse mechanical, electronic, or hybrid shutter technologies to synchronise light admission with a sensor's capacity to collect and ...
G. J. Verhoeven
doaj   +1 more source

LINE OF SIGHT AUTO-CALIBRATION FOR CO3D ROLLING SHUTTER MATRIX DETECTOR [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2022
The accurate calibration of the line of sight (LOS) is very important for a high-resolution imaging satellite, especially in a system as Co3D, whose mission is to produce 3D elevation models.
B. Vidal   +5 more
doaj   +1 more source

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