Results 11 to 20 of about 3,783 (144)

A STUDY OF UNSUPERVISED CHANGE DETECTION BASED ON TEST STATISTIC AND GAUSSIAN MIXTURE MODEL USING POLSAR SAR DATA [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2017
To solve the problems of existing method of change detection using fully polarimetric SAR which not takes full advantage of polarimetric information and the result of false alarm rate of which is high, a method is proposed based on test statistic and ...
Y. Yang, W. Liu
doaj   +1 more source

Exploring early warning and forecasting of meteorological risk of landslide and rockfall induced by meteorological factors by the approach of machine learning

open access: yesZhongguo dizhi zaihai yu fangzhi xuebao, 2021
In the traditional methods of meteorological risk early warning and forecasting, the vulnerability factors of disaster bearing bodies are ignored when classifying the meteorological risk level, and the meteorological risk prediction level is relatively ...
Yangchun LI   +4 more
doaj   +1 more source

Land Use/Land Cover Optimized SAR Coherence Analysis for Rapid Coastal Disaster Monitoring: The Impact of the Emma Storm in Southern Spain

open access: yesRemote Sensing, 2023
The high exposure of coastal areas worldwide to natural and anthropogenic disasters emphasizes the relevance of disaster management processes that ensure a prompt damage detection and identification of affected areas.
Pedro Andrés Garzo   +1 more
doaj   +1 more source

AN ADAPTIVE SHIP DETECTION ALGORITHM FOR HRWS SAR IMAGES UNDER COMPLEX BACKGROUND: APPLICATION TO SENTINEL1A DATA [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2018
Real-time ship detection using synthetic aperture radar (SAR) plays a vital role in disaster emergency and marine security. Especially the high resolution and wide swath (HRWS) SAR images, provides the advantages of high resolution and wide swath ...
G. He   +6 more
doaj   +1 more source

Research on the Force Characteristics and Structural Optimization of Mine Antioutburst Door under the Influence of Coal and Gas Outburst Impact Airflow

open access: yesGeofluids, 2021
In order to deeply explore the destructive effect of the impulsive airflow on the mine antioutburst door when coal and gas outbursts occur in underground coal mines, a large-scale coal and gas outburst dynamic effect simulation experiment device is used ...
Linchao Dai   +4 more
doaj   +1 more source

Autonomous Human and Animal Classification Using Synthetic 2D Tensor Data Based on Dual-Receiver mmWave Radar System

open access: yesIEEE Access, 2023
Human and animal classification under the rubble is necessary to successfully rescue survivors post-disaster, and interference from other animals is becoming an issue in noncontact monitoring with radar.
Arsyad R. Darlis   +6 more
doaj   +1 more source

Robust Data Fusion of UAV Navigation Measurements with Application to the Landing System

open access: yesRemote Sensing, 2020
To perform precise approach and landing concerning an aircraft in automatic mode, local airfield-based landing systems are used. For joint processing of measurements of the onboard inertial navigation systems (INS), altimeters and local landing systems ...
Kirill Kolosov   +2 more
doaj   +1 more source

Volcanic disaster mitigation based on local wisdom: A case study from a local community in the Mount Galunggung, Indonesia [PDF]

open access: yesBIO Web of Conferences
The eruption of Mount Galunggung in 1822 resulted in the deaths of 4,011 people and the destruction of 114 villages. A subsequent eruption in 1894 caused further devastation, destroying 50 villages.
Mutolib Abdul   +7 more
doaj   +1 more source

Flood Alarm Prototype: A STEAM Project to Study Physics and Building Students’ Awareness of Natural Disasters

open access: yesStudies in Learning and Teaching, 2022
Indonesia is a country with a significant portion of its territory consisting of water bodies, which makes it prone to flooding. Therefore, the development of an early warning system in the form of a flood alarm prototype is crucial. This research is designed using the Design Thinking models method.
Inanda Aulia Rizqillah   +2 more
openaire   +1 more source

Research on automatic detection and alarm methods for coal mine rock burst and coal and gas outburst accidents

open access: yesGong-kuang zidonghua
The automatic perception and alarm method for coal mine rock burst and coal and gas outburst is an effective measure to timely detect accidents and emergency rescue, reduce casualties, avoid or reduce secondary accidents such as gas and coal dust ...
SUN Jiping, CHENG Jijie
doaj   +1 more source

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