Results 21 to 30 of about 852,865 (197)

Human Mobility Monitoring in Very Low Resolution Visual Sensor Network

open access: yesSensors, 2014
This paper proposes an automated system for monitoring mobility patterns using a network of very low resolution visual sensors (30 × 30 pixels). The use of very low resolution sensors reduces privacy concern, cost, computation requirement and power ...
Nyan Bo Bo   +13 more
doaj   +1 more source

Deep Learning Tone-Mapping and Demosaicing for Automotive Vision Systems

open access: yesSensors, 2023
High dynamic range (HDR) imaging technology is increasingly being used in automated driving systems (ADS) for improving the safety of traffic participants in scenes with strong differences in illumination.
Ana Stojkovic   +4 more
doaj   +1 more source

Mutual Guidance-Based Saliency Propagation for Infrared Pedestrian Images

open access: yesIEEE Access, 2019
Saliency detection is important in computer vision. However, most of the existing saliency models are designed for visible images. It is still a challenging problem to apply saliency detection algorithms on infrared images.
Yu Zheng   +4 more
doaj   +1 more source

Multi-Scale Feature Channel Attention Generative Adversarial Network for Face Sketch Synthesis

open access: yesIEEE Access, 2020
Face sketch synthesis for photos is an applied research topic and it is critical for criminal investigation. However, sketch synthesis remains some challenges because of the blur and artifacts in the generated face sketches. To mitigate these problems in
Jieying Zheng   +4 more
doaj   +1 more source

Facial Image Processing

open access: yesEURASIP Journal on Image and Video Processing, 2007
[No abstract available]
Timothy F. Cootes   +2 more
openaire   +4 more sources

Subjective Saliency Model Driven by Multi-Cues Stimulus for Airport Detection

open access: yesIEEE Access, 2019
Traditional saliency models designed for natural scene images usually use human visual characteristics to detect the target, but those salient areas in the remote sensing images (RSIs) may not be the targets we are really interested in.
Danpei Zhao   +4 more
doaj   +1 more source

Assessment of Approximations in Aerosol Optical Properties and Vertical Distribution into FLEX Atmospherically-Corrected Surface Reflectance and Retrieved Sun-Induced Fluorescence

open access: yesRemote Sensing, 2017
Physically-based atmospheric correction of optical Earth Observation satellite data is used to accurately derive surface biogeophysical parameters free from the atmospheric influence. While water vapor or surface pressure can be univocally characterized,
Jorge Vicent   +4 more
doaj   +1 more source

CERRADO KNOWLEDGE PLATFORM: A SOCIAL AND ENVIRONMENTAL MANAGEMENT TOOL TO CONSERVE BRAZILIAN SAVANNAS [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2020
In the last decade, the access to geographic information through Web platforms has grown substantially in Brazil, and is now a strategic condition for the social and environmental governance of large biomes such as Cerrado (savanna) and Amazonia.
M. E. Ferreira   +6 more
doaj   +1 more source

Quantum limits in image processing [PDF]

open access: yesEPL (Europhysics Letters), 2007
We determine the bound to the maximum achievable sensitivity in the estimation of a scalar parameter from the information contained in an optical image in the presence of quantum noise. This limit, based on the Cramer-Rao bound, is valid for any image processing protocol.
Nicolas Treps   +5 more
openaire   +8 more sources

Causal discovery reveals complex patterns of drought-induced displacement

open access: yesiScience
Summary: The increasing frequency and severity of droughts present a significant risk to vulnerable regions of the globe, potentially leading to substantial human displacement in extreme situations.
Jose María Tárraga   +8 more
doaj   +1 more source

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