Results 1 to 10 of about 3,183 (253)

On-Site Earthquake Early Warning Using Smartphones [PDF]

Sensors, 2020
In this study, the measured accelerations of a single smartphone were used to provide an earthquake early warning system. In the presented system, after the smartphone is triggered, the triggering event is then classified as an earthquake event or not ...
Ting-Yu Hsu, C. P. Nieh
doaj   +6 more sources

Simulating human behavior under earthquake early warning [PDF]

Heliyon
Earthquakes are a rapid-onset hazard where advance planning and learning plays a key role in mitigating injuries and death to individuals. Recent advances in earthquake detection have resulted in the development of earthquake early warning (EEW) systems.
Matthew Wood, Sara K. McBride, Xilei Zhao, Dare Baldwin, Elizabeth S. Cochran, Xiaojian Zhang, Nicolas Luco, Ruggiero Lovreglio, Tom Cova   +8 more
doaj   +4 more sources

SharpCEEWPServer: A Lightweight Server for the Communication Protocol of China Earthquake Early Warning Systems [PDF]

Sensors
Several commercial seismometers now support CSTP, the real-time communication protocol used in the China Earthquake Early Warning System, but there is still no simple, flexible, and low-cost solution to archive CSTP streams or integrate them into ...
Li Li, Jinggang Li, Wei Xiang, Zhumei Liu, Wulin Liao, Lifen Zhang   +5 more
doaj   +2 more sources

Crowdsourced earthquake early warning. [PDF]

Sci Adv, 2015
Consumer devices and real and simulated earthquake data demonstrate that earthquake early warning can be achieved via crowdsourcing.
Minson SE, Brooks BA, Glennie CL, Murray JR, Langbein JO, Owen SE, Heaton TH, Iannucci RA, Hauser DL.   +8 more
europepmc   +4 more sources

Earthquake Early Warning Systems

International Journal of Automation and Smart Technology, 2011
Because of Taiwan’s unique geographical environment, earthquake disasters occur frequently in Taiwan. The Central Weather Bureau collated earthquake data from between 1901 and 2006 (Central Weather Bureau, 2007) and found that 97 earthquakes had occurred,
Pei-Yang Lin
doaj   +3 more sources

A simplified method for determining earthquake early warning thresholds in high speed railways [PDF]

Scientific Reports
This study conducts an exploration of determining the earthquake early warning thresholds for high-speed railways. Through shaking table tests and the analysis of two-dimensional and three-dimensional numerical models, an innovative approach to deriving ...
Hao Li, Hongru Zhang, Hua Pan
doaj   +2 more sources

Displacement Based Earthquake Early Warning Systems

Doğal Afetler ve Çevre Dergisi, 2020
Displacement based earthquake observations are becoming more common and application fields are becoming larger. The determination of the earthquake magnitude in a short time after the earthquake plays an important role both for Earthquake Early Warning ...
Murat Doruk Şentürk, Bahadır Aktuğ
doaj   +2 more sources

Research on Sparse Denoising of Strong Earthquakes Early Warning Based on MEMS Accelerometers

Micromachines, 2022
In view of the fact that the noise in the same frequency band as the useful signal in the MEMS acceleration sensor observation data cannot be effectively removed by traditional filtering methods, a denoising method for strong earthquake signals based on ...
Jiening Xia, Zhigao Chen, Jiang Yang, Yuxiu Chen, Benyan Tan, Zongxuan Wu   +5 more
doaj   +1 more source

Anomaly trend analysis of satellite thermal infrared and TEC before two strong earthquakes in Turkey on February 6, 2023

地震科学进展, 2023
The two successive earthquakes of magnitude 7.8 in Turkey on February 6, 2023, were a remarkable tectonic movement and a particularly typical scientific experiment scene.
Haocong Tang, Hongyue Liao, Jia Wu, Gang Wang   +3 more
doaj   +1 more source

Quantitative Monitoring of Bolt Looseness Using Multichannel Piezoelectric Active Sensing and CBAM-Based Convolutional Neural Network

Frontiers in Materials, 2021
The bolted connection is widely utilized in engineering to practically and rigidly couple structural components. The integrity of the connection is paramount to the safety of the structure and has prompted the development of many monitoring methods ...
Yixuan Chen, Jian Jiang, Jian Jiang, Xiaojun Qin, Qian Feng, Qian Feng   +5 more
doaj   +1 more source