Results 11 to 20 of about 662,414 (156)

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

Exploiting the Rolling Shutter Read-Out Time for ENF-Based Camera Identification

open access: yesApplied Sciences, 2023
The electric network frequency (ENF) is a signal that varies over time and represents the frequency of the energy supplied by a mains power system. It continually varies around a nominal value of 50/60 Hz as a result of fluctuations over time in the ...
Ericmoore Ngharamike   +3 more
doaj   +1 more source

MULTISPECTRAL IMAGE CAPTURING WITH FOVEON SENSORS [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2013
This article describes a specific image quality problem using an UAV and the commercially available multispectral camera Tetracam ADC Lite. The tests were carried out with commercially available UAV Multirotor MR-X 8 performed under normal use and ...
R. Gehrke, A. Greiwe
doaj   +1 more source

Robust OCC System Optimized for Low-Frame-Rate Receivers

open access: yesSensors, 2022
Light emitting diodes (LED) are becoming the dominant lighting elements due to their efficiency. Optical camera communications (OCC), the branch of visible light communications (VLC) that uses video cameras as receivers, is a suitable candidate in ...
Robert-Alexandru Dobre   +2 more
doaj   +1 more source

Experimental demonstration of RGB LED-based optical camera communications [PDF]

open access: yes, 2015
Red, green, and blue (RGB) light-emitting diodes (LEDs) are widely used in everyday illumination, particularly where color-changing lighting is required.
Ghassemlooy, Zabih   +7 more
core   +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

The Optical Bar Code Detection Method Based on Optical Camera Communication Using Discrete Fourier Transform

open access: yesIEEE Access, 2020
Optical camera communication (OCC) traditionally uses the bright and dark stripes of rolling shutter pattern captured by the complementary metal-oxide-semiconductor (CMOS) image-sensor to realize communication.
Yuchen Xiao   +5 more
doaj   +1 more source

Light Encryption Scheme Using Light-Emitting Diode and Camera Image Sensor

open access: yesIEEE Photonics Journal, 2016
Visible light communication (VLC) is regarded as relatively secure communication when compared with other wireless communications using radio frequency (RF).
Yang Liu   +6 more
doaj   +1 more source

A Review on Image Sensor Communication and Its Applications to Vehicles

open access: yesPhotonics, 2023
Image sensor communication (ISC), also known as optical camera communication, is a form of visible light communication that utilizes image sensors rather than a single photodiode, for data reception.
Ruiyi Huang, Takaya Yamazato
doaj   +1 more source

Rolling Shutter Stereo [PDF]

open access: yes, 2013
A huge fraction of cameras used nowadays is based on CMOS sensors with a rolling shutter that exposes the image line by line. For dynamic scenes/cameras this introduces undesired effects like stretch, shear and wobble.
Marc Pollefeys   +7 more
core   +1 more source

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