Results 31 to 40 of about 7,891 (255)

Multi-Scale Strengthened Directional Difference Algorithm Based on the Human Vision System

open access: yesSensors, 2022
The human visual system (HVS) mechanism has been successfully introduced into the field of infrared small target detection. However, most of the current detection algorithms based on the mechanism of the human visual system ignore the continuous ...
Yuye Zhang, Ying Zheng, Xiuhong Li
doaj   +1 more source

Edge Bundling Method Based on Homologous Control Points [PDF]

open access: yesJisuanji kexue, 2022
Edge bundling is an effective method to reduce the visual clutter caused by the visualization of the node-link diagram with a large number of complex connections.Generally,the edge bundling based on spatial proximity will lead to independent edge ...
LIU Meng-xin, ZHANG Fan, LI Tian-rui
doaj   +1 more source

Where’s Wally: The influence of visual salience on referring expression generation

open access: yesFrontiers in Psychology, 2013
Referring expression generation (REG) presents the converse problem to visualsearch: Given a scene and a specified target, how does one generate adescription which would allow somebody else to quickly and accurately locatethe target?
Alasdair Daniel Francis Clarke   +2 more
doaj   +1 more source

Director field model of the primary visual cortex for contour detection. [PDF]

open access: yesPLoS ONE, 2014
We aim to build the simplest possible model capable of detecting long, noisy contours in a cluttered visual scene. For this, we model the neural dynamics in the primate primary visual cortex in terms of a continuous director field that describes the ...
Vijay Singh   +3 more
doaj   +1 more source

EEG-FCV: An EEG-Based Functional Connectivity Visualization Framework for Cognitive State Evaluation

open access: yesFrontiers in Psychiatry, 2022
Electroencephalogram (EEG)-based tools for brain functional connectivity (FC) analysis and visualization play an important role in evaluating brain cognitive function.
Hong Zeng   +9 more
doaj   +1 more source

EOD Edge Sampling for Visualizing Dynamic Network via Massive Sequence View

open access: yesIEEE Access, 2018
Dynamic network visualization is crucial to understand network evolving behavior. Massive sequence view (MSV) is a classic technique for visualizing dynamic networks and provides users with a fine-grained presentation of time-varying communication trend ...
Ying Zhao   +7 more
doaj   +1 more source

Visuomotor crowding: the resolution of grasping in cluttered scenes

open access: yesFrontiers in Behavioral Neuroscience, 2009
Reaching toward a cup of coffee while reading the newspaper becomes exceedingly difficult when other objects are nearby. Although much is known about the precision of visual perception in cluttered scenes, relatively little is understood about acting ...
Paul F Bulakowski   +4 more
doaj   +1 more source

Integration of the 3D Environment for UAV Onboard Visual Object Tracking

open access: yesApplied Sciences, 2020
Single visual object tracking from an unmanned aerial vehicle (UAV) poses fundamental challenges such as object occlusion, small-scale objects, background clutter, and abrupt camera motion.
Stéphane Vujasinović   +5 more
doaj   +1 more source

COMPARING IMAGE-BASED METHODS FOR ASSESSING VISUAL CLUTTER IN GENERALIZED MAPS [PDF]

open access: yesISPRS Annals of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2015
Map generalization abstracts and simplifies geographic information to derive maps at smaller scales. The automation of map generalization requires techniques to evaluate the global quality of a generalized map. The quality and legibility of a generalized
G. Touya   +3 more
doaj   +1 more source

Intelligent Sky Guardians (InSkyGuard): An Aerial Robotic Swarm for Autonomous Detection and Entrapment of Rogue Multirotors

open access: yesAdvanced Robotics Research, EarlyView.
Intelligent Sky Guardians (InSkyGuard) is introduced as a four‐drone swarm that autonomously detects, tracks, and safely captures rogue drones using a coordinated net system. Computer vision and leader–follower control architecture enable synchronized enclosure, while integrated failsafes enhance system reliability. Validated through closed‐environment
Joshua Hastings   +6 more
wiley   +1 more source

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