Results 81 to 90 of about 121,835 (342)

The Real Time Remote Motion Control of Two Wheeled Mobile Balance Robot by Using Video Streaming

open access: yesMATEC Web of Conferences, 2016
This study presents the motion control of a real time two wheeled balance robot capable of moving back and forward, turning right and left and video streaming via IP (Internet Protocol) camera on it.
Ali Unluturk, Ufuk Guner, Omer Aydogdu
doaj   +1 more source

Facilitating PTZ Camera Auto-Calibration to Be Noise Resilient With Two Images

open access: yesIEEE Access, 2019
This paper presents a simple but effective technique to calibrate a PTZ (Pan/Tilt/Zoom) camera by using only two images for five intrinsic parameters: focal length, aspect ratio, the principle point coordinates and the distortion coefficient.
Rui Wang, Ran Huang, Jiaoru Yang
doaj   +1 more source

3D Scanning System for Automatic High-Resolution Plant Phenotyping

open access: yes, 2016
Thin leaves, fine stems, self-occlusion, non-rigid and slowly changing structures make plants difficult for three-dimensional (3D) scanning and reconstruction -- two critical steps in automated visual phenotyping.
Daily, Helen   +6 more
core   +1 more source

Laser‐Induced Graphene from Waste Almond Shells

open access: yesAdvanced Functional Materials, EarlyView.
Almond shells, an abundant agricultural by‐product, are repurposed to create a fully bioderived almond shell/chitosan composite (ASC) degradable in soil. ASC is converted into laser‐induced graphene (LIG) by laser scribing and proposed as a substrate for transient electronics.
Yulia Steksova   +9 more
wiley   +1 more source

Underwater Video Survey: Planning and Data Processing [PDF]

open access: yes, 2002
The importance of underwater video surveys as an exploration tool has been steadily increasing over recent years [1]. Better photographic equipment, more effective sources of illumination, and improved processing techniques - all make video surveying a ...
Cutter, Randy G, Jr.   +2 more
core   +1 more source

Spectrally resolved single-shot wavefront sensing of broadband high-harmonic sources

open access: yes, 2017
Wavefront sensors are an important tool to characterize coherent beams of extreme ultraviolet radiation. However, conventional Hartmann-type sensors do not allow for independent wavefront characterization of different spectral components that may be ...
0000-0003-4753-3173   +5 more
core   +2 more sources

Substrate Stress Relaxation Regulates Cell‐Mediated Assembly of Extracellular Matrix

open access: yesAdvanced Functional Materials, EarlyView.
Silicone‐based viscoelastic substrates with tunable stress relaxation reveal how matrix mechanics regulates cellular mechanosensing and cell‐mediated matrix remodelling in the stiff regime. High stress relaxation promotes assembly of fibronectin fibril‐like structures, increased nuclear localization of YAP and formation of β1 integrin‐enriched ...
Jonah L. Voigt   +2 more
wiley   +1 more source

Fuzzy logic control for camera tracking system [PDF]

open access: yes
A concept utilizing fuzzy theory has been developed for a camera tracking system to provide support for proximity operations and traffic management around the Space Station Freedom.
Fritz, R. H.   +3 more
core   +1 more source

Experimental study of a low-order wavefront sensor for the high-contrast coronagraphic imager EXCEDE

open access: yes, 2013
The mission EXCEDE (EXoplanetary Circumstellar Environments and Disk Explorer), selected by NASA for technology development, is designed to study the formation, evolution and architectures of exoplanetary systems and characterize circumstellar ...
Belikov, Ruslan   +6 more
core   +1 more source

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