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Analysis of atmospheric visibility degradation in early haze based on the nucleation clustering model
Early haze Initial nucleation process Heterogeneous cluster Visible-light absorption
2023/3/1
The initial nucleation of ultrafine particle recently attracts more attention as a key factor in visibility degradation during early haze. In this study, we have performed Density Functional Theory (D...
UTILIZATION OF LARGE SCALE SURFACE MODELS FOR DETAILED VISIBILITY ANALYSES
analysis of visibility unmanned air vehicle 3d point cloud extended viewshed viewshed
2018/3/5
This article demonstrates utilization of large scale surface models with small spatial resolution and high accuracy, acquired from Unmanned Aerial Vehicle scanning, for visibility analyses. The import...
EVALUATION OF DRIVER VISIBILITY FROM MOBILE LIDAR DATA AND WEATHER CONDITIONS
Visibility Mobile LiDAR Climatology Road Safety
2016/7/5
Visibility of drivers is crucial to ensure road safety. Visibility is influenced by two main factors, the geometry of the road and the weather present therein. The present work depicts an approach for...
Visibility Analysis of the Oriental Pearl Based on Digital Landscape Simulation – View from East Daming Road of Shanghai
visual analysis City Image ArcGIS
2015/9/11
As the demand for visual quality of environment increases, visual analysis therefore plays progressively important role in current
urban landscape construction and management. Guided by the City Imag...
SINGLE IMAGE DEHAZING FOR VISIBILITY IMPROVEMENT
Single Image Dehazing Visibility Improvement Dark Channel Prior Transmission Gradient Prior Law TV- Regularization
2015/9/10
Images captured in foggy weather conditions often suffer from poor visibility, which will create a lot of impacts on the outdoor computer vision systems, such as video surveillance, intelligent transp...
Two visibility tests have been made on a fusion of panchromatic and multi-spectral SPOT5 images. The
tests differ in the type of regions (sub-urban versus rural) and in the panchromatic image resolut...
COMPUTER VISION PHOTOGRAMMETRY FOR UNDERWATER ARCHAEOLOGICAL SITE RECORDING IN A LOW-VISIBILITY ENVIRONMENT
Computer Vision Photogrammetry Recording Underwater Archaeology Shipwrecks Agisoft PhotoScan
2015/4/23
Computer Vision Photogrammetry allows archaeologists to accurately record underwater sites in three dimensions using simple twodimensional picture or video sequences, automatically processed in dedica...
A DESCRIPTION METHOD OF SPATIAL COMPLEXITY IN TERMS OF VISIBILITY
SPATIAL COMPLEXITY VISIBILITY
2015/3/16
A DESCRIPTION METHOD OF SPATIAL COMPLEXITY IN TERMS OF VISIBILITY.
Weighted Visibility Classification and Seating Plan for the Aitken University Centre
Facilities Vision Visualization Management Classification
2014/11/28
This paper describes the requirements for a weighted visibility classification of seats in the University of New Brunswick’s (UNB) Aitken University Centre (AUC). Price levels for seats are typically ...
SUPPORTING UAVS IN LOW VISIBILITY CONDITIONS BY MULTIPLE-PULSE LASER SCANNING DEVICES
UAV laser scanning multiple pulses soft obstacles cases of emergency
2014/4/24
Unmanned Aerial Vehicles (UAVs) are nowadays promising platforms for capturing spatial information, because they are low cost solutions, which are easy to bring to the surveying field and can operate ...
FAST AND ACCURATE VISIBILITY COMPUTATION IN URBAN SCENES
Photogrammetry Visibility Mobile mapping Building facade Urban Scene
2014/5/8
This paper presents a method to efficiently compute the visibility of a 3D model seen from a series of calibrated georeferenced images. This is required to make methods aimed at enriching 3D models (f...
ACCURATE MULTIVIEW STEREO RECONSTRUCTION WITH FAST VISIBILITY INTEGRATION AND TIGHT DISPARITY BOUNDING
Multiview Stereo, Image-based Modelling, Surface Reconstruction, Structure from Motion
2014/4/25
A novel multi-view stereo reconstruction method is presented. The algorithm is focused on accuracy and it is highly engineered with
some parts taking advantage of the graphics processing unit. In add...
ASSESSING FAÇADE VISIBILITY IN 3D CITY MODELS FOR CITY MARKETING
Visibility analysis human visual perception workflow analysis requirements analysis
2014/4/21
In city marketing, different applications require the evaluation of the visual impression of displays in the urban environment on
people that visit the city. Therefore, this research focuses on the...
ASSESSING FAÇADE VISIBILITY IN 3D CITY MODELS FOR CITY MARKETING
Visibility analysis human visual perception workflow analysis requirements analysis
2014/4/21
In city marketing, different applications require the evaluation of the visual impression of displays in the urban environment on
people that visit the city. Therefore, this research focuses on the...
Oil/Gas Pipeline Leak Inspection and Repair in Underwater Poor Visibility Conditions: Challenges and Perspectives
Pipeline Leaks Detection Spill Close-Visual Inspection Pipeline Repair Pipeline Inspection
2013/3/11
Mechanical pressure clamps are examples of innovative tools commonly used in the oil and gas industry for arresting leaks from damaged oil and gas pipelines. However, if leaks result from pipeline rup...