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Giorgia Fiori, Fabio Fuiano, Andrea Scorza, Jan Galo, Silvia Conforto and Salvatore Andrea Sciuto
The present work is aimed at providing a novel image analysis-based method for the maximum depth of penetration (DOP) measurement in Quality Assessment (QA) of medical ultrasound systems.
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Robert Davies and George Tauchen
This paper develops a method to select the threshold in threshold-based jump detection methods. The method is motivated by an analysis of threshold-based jump detection methods in the context of jump-diffusion models. We show that over the range of sampl...
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Chengwei Lu, Ting Chen, Xinyue Yang, Qinwen Tan, Xue Kang, Tianyue Zhang, Zihang Zhou, Fumo Yang, Xi Chen and Yuancheng Wang
As air quality has improved rapidly in recent years, the public has become more interested in whether a famous snow peak, Yaomei Feng on the Tibetan Plateau, can be seen from Chengdu, a megacity located on the western plain of the Sichuan Basin, east of ...
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Pawel Zukowski, Pawel Okal, Konrad Kierczynski, Przemyslaw Rogalski, Sebastian Borucki, Michal Kunicki and Tomasz N. Koltunowicz
The paper presents studies of the site percolation phenomenon for square matrixes with dimensions L = 55, 101 and 151 using the Monte Carlo computer simulation method. The number of iterations for each matrix was 5 × 106. An in-depth analysis of the test...
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Pawel Zukowski, Pawel Okal, Konrad Kierczynski, Przemyslaw Rogalski and Vitalii Bondariev
In this study, the phenomenon of node percolation was tested using the Monte Carlo computer simulation method for square matrices with dimensions L = 55, 101 and 151. The number of samples for each matrix was 5 × 106. The spatial distributions of the coo...
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Siyi Li, Guowang Jin and Jiahao Li
Flooding is one of the most frequently occurring meteorological disasters nowadays, and its occurrence can cause significant socio-economic losses. Aiming at the problem that traditional optical remote sensing makes it difficult to monitor floods, this p...
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Kui Wang, Jie Wan, Gang Li and Hao Sun
Credit default prediction for the energy industry is essential to promoting the healthy development of the energy industry in China. While previous studies have constructed various credit default prediction models with brilliant performance, the class-im...
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Sang-Hyeon Kang, Youngjin Kim, Sangbong Lee, Heetae Kim and Minyoung Kim
The demand for efficient water use and automatic systems has been increasing due to the frequent drought damage to crops as a result of climate change, the shortage of water resources in rural areas, and the aging of farmers. The existing automatic irrig...
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Toi Le Thanh, Lac Truong Tri and Trang Hoang
The Null Convention Logic (NCL) based asynchronous design technique has interested researchers because this technique had overcome disadvantages of the synchronous technique, such as noise, glitches, clock skew and power. However, using the NCL-based asy...
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Xinghong Jiang, Qing Lang, Qiang Jing, Hui Wang, Juntao Chen and Qing Ai
This improved wavelet threshold denoising method can select the optimal wavelet basis, decomposition layer and threshold in an objective way, which has potential application for the data cleaning of structural health monitoring data of critical infrastru...
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Yoo-Jin Baek
With the growing threat of the side-channel attack (SCA) to the cryptographic algorithm?s implementations, the masking method has become one of the most promising SCA countermeasures for securely implementing, for example, block ciphers. The basic princi...
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Haodong Liu, Dongyan Li, Yu Yuan, Shengjie Zhang, Huimin Zhao and Wu Deng
The variational mode decomposition (VMD) method for signal decomposition is severely affected by the number of components of the VMD method. In order to determine the decomposition modal number, K, in the VMD method, a new center frequency method of the ...
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Panpan Zhao, Haishen Lü, Guobin Fu, Yonghua Zhu, Jianbin Su and Jianqun Wang
This study investigates the sensitivity and uncertainty of hydrological droughts frequencies and severity in the Weihe Basin, China during 1960?2012, by using six commonly used univariate probability distributions and three Archimedean copulas to fit the...
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Panpan Zhao, Haishen Lü, Guobin Fu, Yonghua Zhu, Jianbin Su, Jianqun Wang
Pág. 1 - 15
This study investigates the sensitivity and uncertainty of hydrological droughts frequencies and severity in the Weihe Basin, China during 1960?2012, by using six commonly used univariate probability distributions and three Archimedean copulas to fit the...
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Slobodan Kolakovic, Vladimir Mandic, Milan Stojkovic, Goran Jeftenic, Danilo Stipic and Srdan Kolakovic
This research analyzes the peaks-over-threshold (POT) method for designed flood estimation needed to plan river levees, spillways and water facilities. In this study, a one-parameter exponential probability distribution has been modified by including the...
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Huashuai Liu, Fan Yang and Hongchuan Wang
Climate change poses higher requirements on ocean engineering design, and reasonable estimation of design wave heights plays a crucial role in coastal protection and offshore engineering. Extreme value analysis is widely used in frequency calculations of...
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Xiaoyue Luo, Yanhui Wang, Benhe Cai and Zhanxing Li
Previous research on moving object detection in traffic surveillance video has mostly adopted a single threshold to eliminate the noise caused by external environmental interference, resulting in low accuracy and low efficiency of moving object detection...
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Caige Sun, Hao Chen and Fenglei Fan
Impervious surface area (ISA) is an important representation of urban area. It is very popular to extract ISA by using linear spectral mixture analysis (LSMA). However, there are still some defects in this method: underestimated in areas with a large amo...
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Boris Pospelov,Evgeniy Rybka,Violeta Togobytska,Ruslan Meleshchenko,Yuliya Danchenko,Tetiana Butenko,Ihor Volkov,Oled Gafurov,Vadym Yevsieiev
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A method has been constructed for the threshold semi-adaptive scaling transformation. The method provides calculation of recurrent plots, which adequately map the dynamics of real complex dynamic systems in natural and technical spheres. A new scientific...
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Bellie Sivakumar, Fitsum M. Woldemeskel, Rajendran Vignesh and Vinayakam Jothiprakash
Rainfall data at fine spatial resolutions are often required for various studies in hydrology and water resources. However, such data are not widely available, as their collection is normally expensive and time-consuming. A common practice to obtain fine...
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