Results 11 to 20 of about 4,369,639 (344)

RESEARCH ON INTEGRATED STATIC AND DYNAMIC GEOMETRIC CALIBRATION TECHNOLOGY FOR OPTICAL SURVEYING AND MAPPING SATELLITES [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2020
As the satellite latitude and camera temperature changes, temperature distortion in orbit makes the optical axis of the star sensor drifts slowly in the satellite body coordinate system, and the attitude measurement system contains low frequency errors ...
Y. Wang, X. Hu, G. Xie
doaj   +1 more source

COD Optimization Prediction Model Based on CAWOA-ELM in Water Ecological Environment

open access: yesJournal of Chemistry, 2021
The change of water quality can reflect the important indicators of ecological environment measurement. Sewage discharge is an important factor causing environmental pollution.
Lili Jiang   +10 more
doaj   +1 more source

Automatic Landform Recognition from the Perspective of Watershed Spatial Structure Based on Digital Elevation Models

open access: yesRemote Sensing, 2021
Landform recognition is one of the most significant aspects of geomorphology research, which is the essential tool for landform classification and understanding geomorphological processes.
Siwei Lin, Nan Chen, Zhuowen He
doaj   +1 more source

CONSTRUCTION AND ANALYSIS OF LONG-TERM SURFACE TEMPERATURE DATASET IN FUJIAN PROVINCE [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2017
Land surface temperature (LST) is a key parameter of land surface physical processes on global and regional scales, linking the heat fluxes and interactions between the ground and atmosphere.
W. E. Li, X. Q. Wang, H. Su
doaj   +1 more source

A SIMPLE CLOUD DETECTION METHOD FOR GF-1 WFV IMAGERY [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2017
Identification of clouds in optical images is often a necessary step toward their use. However, aimed at the cloud detection methods used on GF-1 is relatively less.
L. L. Jia, X. Q. Wang
doaj   +1 more source

A Proposal for Streamlining 3D Digital Cadastral Data Lifecycle

open access: yesLand, 2021
In urban areas, managing the lifecycle of land and property data related to interlocked and intertwined structures and infrastructure services is a grand challenge for cadastral systems.
Hamed Olfat   +5 more
doaj   +1 more source

A REVIEW OF BENCHMARKING IN PHOTOGRAMMETRY AND REMOTE SENSING [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2019
This paper is a preface of the ISPRS/EuroSDR Workshop on the “Evaluation and Benchmarking of Sensors, Systems and Geospatial Data in Photogrammetry and Remote Sensing” that was held in Warsaw University of Technology on 16-17 September 2019.
K. Bakuła   +5 more
doaj   +1 more source

Near Real-Time Flood Mapping with Weakly Supervised Machine Learning

open access: yesRemote Sensing, 2023
Advances in deep learning and computer vision are making significant contributions to flood mapping, particularly when integrated with remotely sensed data.
Jirapa Vongkusolkit   +4 more
doaj   +1 more source

Can Ecological Interactions be Inferred from Spatial Data? [PDF]

open access: yes, 2020
The characterisation and quantication of ecological interactions, and the construction of species distributions and their associated ecological niches, is of fundamental theoretical and practical importance.
Gonzalez-Salazar, Constantino   +3 more
core   +2 more sources

Reducing Spatial Data Complexity for Classification Models [PDF]

open access: yes, 2007
Intelligent data analytics gradually becomes a day-to-day reality of today's businesses. However, despite rapidly increasing storage and computational power current state-of-the-art predictive models still can not handle massive and noisy corporate ...
Bogdan Gabrys   +3 more
core   +1 more source

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