Results 1 to 10 of about 721,188 (387)

Galilean-Invariant Characteristic-Based Volume Penalization Method for Supersonic Flows with Moving Boundaries

Fluids, 2021
This work extends the characteristic-based volume penalization method, originally developed and demonstrated for compressible subsonic viscous flows in (J. Comput. Phys.
Nurlybek Kasimov, Eric Dymkoski, Giuliano De Stefano, Oleg V. Vasilyev   +3 more
doaj   +1 more source

Multi-scale investigation on streamflow temporal variability and its connection to global climate indices for unregulated rivers in India

Journal of Water and Climate Change, 2022
With the increasing stress on water resources for a developing country like India, it is pertinent to understand the dominant streamflow patterns for effective planning and management activities.
Pavan Kumar Yeditha, Tarun Pant, Maheswaran Rathinasamy, Ankit Agarwal   +3 more
doaj   +1 more source

M/M/Infinity Birth-Death Processes – A Quantitative Representational Framework to Summarize and Explain Phase Singularity and Wavelet Dynamics in Atrial Fibrillation

Frontiers in Physiology, 2021
RationaleA quantitative framework to summarize and explain the quasi-stationary population dynamics of unstable phase singularities (PS) and wavelets in human atrial fibrillation (AF) is at present lacking.
Dhani Dharmaprani, Dhani Dharmaprani, Evan Jenkins, Martin Aguilar, Jing X. Quah, Jing X. Quah, Anandaroop Lahiri, Kathryn Tiver, Lewis Mitchell, Pawel Kuklik, Christian Meyer, Stephan Willems, Richard Clayton, Martyn Nash, Stanley Nattel, Andrew D. McGavigan, Andrew D. McGavigan, Anand N. Ganesan, Anand N. Ganesan   +18 more
doaj   +1 more source

Responses of groundwater to precipitation variability and ENSO in the Vietnamese Mekong Delta

Hydrology Research, 2021
Groundwater is a critical component of water resources and has become the primary water supply for agricultural and domestic uses in the Vietnamese Mekong Delta (VMD).
Phong V. V. Le, Hai V. Pham, Luyen K. Bui, Anh N. Tran, Chien V. Pham, Giang V. Nguyen, Phuong A. Tran   +6 more
doaj   +1 more source

A Review of Wavelet Analysis and Its Applications: Challenges and Opportunities

IEEE Access, 2022
As a general and rigid mathematical tool, wavelet theory has found many applications and is constantly developing. This article reviews the development history of wavelet theory, from the construction method to the discussion of wavelet properties.
Tiantian Guo, Tongpo Zhang, Enggee Lim, M. López-Benítez, Fei Ma, Limin Yu   +5 more
semanticscholar   +1 more source

Combining spectral and wavelet texture features for unmanned aerial vehicles remote estimation of rice leaf area index

Frontiers in Plant Science, 2022
Estimating the crop leaf area index (LAI) accurately is very critical in agricultural remote sensing, especially in monitoring crop growth and yield prediction.
Cong Zhou, Yan Gong, Yan Gong, Shenghui Fang, Shenghui Fang, Kaili Yang, Yi Peng, Yi Peng, Xianting Wu, Xianting Wu, Renshan Zhu, Renshan Zhu   +11 more
doaj   +1 more source

Experimental Analysis of Cooling Fan Noise by Wavelet-Based Beamforming and Proper Orthogonal Decomposition

IEEE Access, 2020
We use the proper orthogonal decomposition (POD) method to decompose acoustic imaging from wavelet-based beamforming results into their corresponding modes, and demonstrate the method to analyze the noise characteristics of small-dimensional components ...
Sicong Liang, Wangqiao Chen, Rhea P. Liem, Xun Huang   +3 more
doaj   +1 more source

Efecto de la incertidumbre de la política económica internacional sobre los mercados financieros latinoamericanos

Estudios Gerenciales, 2022
El objetivo de este estudio fue analizar la relación entre los mercados financieros latinoamericanos y el índice de incertidumbre de política económica de Estados Unidos y China, a través de la coherencia de Wavelet.
Erik Muñoz Henríquez, Francisco Gálvez-Gamboa   +1 more
doaj   +1 more source

Business cycles synchronisations in the Baltic countries

Business, Management and Education, 2020
Purpose – The purpose of the paper is to investigate the level of real business cycles synchronisation between the Baltic and the Nordic countries and between the Baltic countries and the euro area. Research methodology – Wavelet analysis was employed
Arvydas Kregždė
doaj   +1 more source

Pengembangan Sistem Monitoring Kesehatan Jantung Tahan Noise Berbasis Sinyal EKG

Jurnal Sarjana Teknik Informatika, 2022
Penelitian mengenai sistem monitoring kesehatan jantung secara otomatis banyak dilakukan, namun masih belum menghasilkan output yang maksimal. Permasalahan utama dari penelitian yang sudah ada adalah akurasi sistem monitoring yang masih rendah terutama ...
Anggun Winursito
doaj   +1 more source