Results 1 to 10 of about 1,286 (99)

Building Shadow Detection on Ghost Images

open access: yesRemote Sensing, 2020
Although many efforts have been made on building shadow detection from aerial images, little research on simultaneous shadows detection on both building roofs and grounds has been presented. Hence, this paper proposes a new method for simultaneous shadow
Guoqing Zhou, Hongjun Sha
doaj   +4 more sources

True2 Orthoimage Map Generation

open access: yesRemote Sensing, 2022
Digital/true orthoimage maps (D/TOMs) are one of the most important forms of national spatial data infrastructure (NSDI). The traditional generation of D/TOM is to orthorectify an aerial image into its upright and correct position by deleting ...
Guoqing Zhou   +5 more
doaj   +2 more sources

Bias Impact Analysis and Calibration of UAV-Based Mobile LiDAR System with Spinning Multi-Beam Laser Scanner

open access: yesApplied Sciences, 2018
Light Detection and Ranging (LiDAR) is a technology that uses laser beams to measure ranges and generates precise 3D information about the scanned area. It is rapidly gaining popularity due to its contribution to a variety of applications such as Digital
Radhika Ravi   +4 more
doaj   +2 more sources

Understanding Regional Building Characteristics in Yangon Based on Digital Building Model

open access: yesJournal of Disaster Research, 2018
It is indispensable for a government to assess urban vulnerability to natural disasters such as earthquakes or flood in order to take appropriate disaster measures.
Khin Than Yu   +7 more
core   +2 more sources

An Integrative Framework of the Theories of Organizational Resilience, Dynamic Capabilities, and Institutional Strategy

open access: yesSustainable Business and Society in Emerging Economies
Purpose: This paper constructs an integrative model, which is a convergence of organisational resilience, dynamic capabilities, and institutional strategy theories to investigate the ways in which startups adapt, survive, and expand amidst unstable post-
Emmanuel Imuede Oyasor
doaj   +1 more source

Conformer-Based Nonlinearity Compensation for Coherent Optical Fiber Transmission Systems

open access: yesIEEE Open Journal of the Communications Society
Fiber nonlinear distortion remains a major limitation in high-speed coherent optical transmission systems, constraining both reach and capacity. Approaches to mitigate these effects include digital signal processing and machine learning.
Waddah S. Saif, Octavia A. Dobre
doaj   +1 more source

Detecção de áreas de oclusão para geração de ortoimagens verdadeiras, utilizando dados LiDAR

open access: yes, 2013
This work aims to show the results got by a method of occlusion detection for true orthophoto generation using LiDAR data. Experiments were performed with digital aerial images and a set of LiDAR data from Presidente Prudente/SP/Brazil.
Galo, Mauricio   +1 more
core  

Point cloud data fusion for enhancing 2D urban flood modelling; Dissertation, UNESCO-IHE Institute for Water Education, Delft and TU Delft.

open access: yes, 2017
Modelling urban flood dynamics requires detailed knowledge of a number of complex processes. Numerical simulation of flood propagation requires proper understanding of all processes involved. Also, special care has to be taken to adequately represent the
Meesuk, Vorawit.
core  

The application of intelligent agency in a software model for buildings

open access: yes
This paper outlines the formulation of a state of the art intelligent multi agent society that exploits, through semantic enhancement, the data available in an existing digital building model (DBM) software architecture (see (Dibley et al., 2009 ...
Miles, J. C.   +3 more
core  

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