Results 21 to 30 of about 89,529 (298)

Mixed Traffic Control and Coordination from Pixels

open access: yes2024 IEEE International Conference on Robotics and Automation (ICRA)
Traffic congestion is a persistent problem in our society. Previous methods for traffic control have proven futile in alleviating current congestion levels leading researchers to explore ideas with robot vehicles given the increased emergence of vehicles
Poudel, Bibek   +3 more
core   +2 more sources

Generation of Sub-Pixel-Level Maps for Mixed Pixels in Hyperspectral Image Data

open access: yesCurrent Science, 2021
Hyperspectral data can find wide applications in classification and mapping of pure and mixed pixels in images of different land-cover types. Hyperspectral data of high spectral resolution enhance discrimination of target objects; but the low spatial resolution poses a challenge due to creation of mixed pixels.
Prem Kumar, Somdatta Chakravortty
openaire   +1 more source

The Influence of Region of Interest Heterogeneity on Classification Accuracy in Wetland Systems

open access: yesRemote Sensing, 2019
Classifying and mapping natural systems such as wetlands using remote sensing frequently relies on data derived from regions of interest (ROIs), often acquired during field campaigns.
Tedros M. Berhane   +5 more
doaj   +1 more source

Deep Image Prior for Disentangling Mixed Pixels [PDF]

open access: yes, 2022
A mixed pixel in remotely sensed images measures the reflectance and emission from multiple target types (e.g., tree, grass, and building) from a certain area.
Fang, Yuan
core  

Spatio-Temporal Mixed Pixel Analysis of Savanna Ecosystems: A Review [PDF]

open access: yesRemote Sensing, 2021
Reliable estimates of savanna vegetation constituents (i.e., woody and herbaceous vegetation) are essential as they are both responders and drivers of global change. The savanna is a highly heterogenous biome with high variability in land cover types while also being very dynamic at both temporal and spatial scales.
Hilma S. Nghiyalwa   +6 more
openaire   +3 more sources

A Comparison of UAV and Satellites Multispectral Imagery in Monitoring Onion Crop. An Application in the ‘Cipolla Rossa di Tropea’ (Italy)

open access: yesRemote Sensing, 2020
Precision agriculture (PA) is a management strategy that analyzes the spatial and temporal variability of agricultural fields using information and communication technologies with the aim to optimize profitability, sustainability, and protection of agro ...
Gaetano Messina   +3 more
doaj   +1 more source

SUBPIXEL MAPPING OF HYPERSPECTRAL IMAGE BASED ON LINEAR SUBPIXEL FEATURE DETECTION AND OBJECT OPTIMIZATION [PDF]

open access: yesISPRS Annals of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2018
Owing to the limitation of spatial resolution of the imaging sensor and the variability of ground surfaces, mixed pixels are widesperead in hyperspectral imagery. The traditional subpixel mapping algorithms treat all mixed pixels as boundary-mixed pixels
Z. Liu, L. Zhao, X. Li, S. Chen
doaj   +1 more source

Effect of Missing Vines on Total Leaf Area Determined by NDVI Calculated from Sentinel Satellite Data: Progressive Vine Removal Experiments

open access: yesApplied Sciences, 2020
Remote Sensing (RS) allows the estimation of some important vineyard parameters. There are several platforms for obtaining RS information. In this context, Sentinel satellites are a valuable tool for RS since they provide free and regular images of the ...
Sergio Vélez   +4 more
doaj   +1 more source

An Automated Method for Extracting Rivers and Lakes from Landsat Imagery

open access: yesRemote Sensing, 2014
The water index (WI) is designed to highlight inland water bodies in remotely sensed imagery. The application of WI for water body mapping is mainly based on the thresholding method.
Hao Jiang   +5 more
doaj   +1 more source

Non-Destructive Quantitative Analysis of Azodicarbonamide Additives in Wheat Flour by High-Throughput Raman Imaging

open access: yesPolish Journal of Food and Nutrition Sciences, 2021
Azodicarbonamide (ADA) additives are limited or prohibited from being added to wheat flour by various countries because they may produce carcinogenic semicarbazide in humid and hot conditions.
Xiaobin Wang, Chunjiang Zhao
doaj   +1 more source

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