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Yunkang Du and Zuoliang Xu
In this paper, we recover the European option volatility function σ(t)" role="presentation">??(??)s(t)
s
(
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of the underlying asset and the fractional order α" role="presentation" style="position: relative;">??a
a
of the time fra...
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Airton Marco Polidorio, Flavio Bortolozzi, Mauricio Figueiredo (Author)
Pág. 495 - 503
To make artificial vision or computer vision possible, it is necessary to solve a series of problems of reasonable complexity. The first problem is the calibration of the cameras which will be used by the artificial vision system. The calibration process...
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Eleni Savvidou, Andreas Efstratiadis, Antonis D. Koussis, Antonis Koukouvinos and Dimitrios Skarlatos
In this paper, a new methodology for delineating Hydrological Response Units (HRUs), based on the Curve Number (CN) concept, is presented. Initially, a semi-automatic procedure in a GIS environment is used to produce basin maps of distributed CN values a...
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Eleni Savvidou, Andreas Efstratiadis, Antonis D. Koussis, Antonis Koukouvinos and Dimitrios Skarlatos
In this paper, a new methodology for delineating Hydrological Response Units (HRUs), based on the Curve Number (CN) concept, is presented. Initially, a semi-automatic procedure in a GIS environment is used to produce basin maps of distributed CN values a...
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Huanan Dong, Ming Wen and Zhouwang Yang
Vehicle speed estimation is an important problem in traffic surveillance. Many existing approaches to this problem are based on camera calibration. Two shortcomings exist for camera calibration-based methods. First, camera calibration methods are sensiti...
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Ariele Zanfei, Andrea Menapace, Simone Santopietro and Maurizio Righetti
Proper hydraulic simulation models, which are fundamental to analyse a water distribution system, require a calibration procedure. This paper proposes a multi-objective procedure to calibrate water demands and pipe roughness distribution in the context o...
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Isabel Flores-Montoya, Álvaro Sordo-Ward, Luis Mediero and Luis Garrote
An adequate estimation of the extreme behavior of basin response is essential both for designing river structures and for evaluating their risk. The aim of this paper is to develop a new methodology to generate extreme hydrograph series of thousands of y...
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Daniel Mora-Melià, Jimmy H. Gutiérrez-Bahamondes, Pedro L. Iglesias-Rey and F. Javier Martínez-Solano
Different Population-based Algorithms (PbAs) have been used in recent years to solve all types of optimization problems related to water resource issues. However, the performances of these techniques depend heavily on correctly setting some specific para...
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Isabel Flores-Montoya, Álvaro Sordo-Ward, Luis Mediero, Luis Garrote
Pág. 1 - 20
An adequate estimation of the extreme behavior of basin response is essential both for designing river structures and for evaluating their risk. The aim of this paper is to develop a new methodology to generate extreme hydrograph series of thousands of y...
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Daniel Mora-Melià, Jimmy H. Gutiérrez-Bahamondes, Pedro L. Iglesias-Rey, F. Javier Martínez-Solano
Pág. 1 - 17
Different Population-based Algorithms (PbAs) have been used in recent years to solve all types of optimization problems related to water resource issues. However, the performances of these techniques depend heavily on correctly setting some specific para...
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Jinggang Chu, Yong Peng, Wei Ding and Yu Li
River basin simulation and multi-reservoir optimal operation have been critical for river basin management. Due to the intense interaction between human activities and river basin systems, the river basin model and multi-reservoir operation model are com...
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Min Li, Zhirui Cui and Tianyu Fan
In order to further improve the accuracy of flood routing, this article uses the Variable Exponential Nonlinear Muskingum Model (VEP-NMM), combined with the Artificial Rabbit Optimization (ARO) algorithm for parameter calibration, to construct the ARO-VE...
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Ninghao Shi, Yingze Zhao, Baixuan Zhao, Kaifeng Zheng, Yupeng Chen, Yuxin Qin, Weibiao Wang, Jinguang Lv and Jingqiu Liang
Infrared multispectral imaging technology can achieve the long-distance, wide-ranging and fast detection of target gas, and has been widely used in the fields of dangerous-gas detection and environmental monitoring. However, due to the difficulty in acqu...
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Sepideh Kilani, Seyedeh Nadia Aghili and Mircea Hulea
A new approach is introduced to address the subject dependency problem in P300-based brain-computer interfaces (BCI) by using transfer learning. The occurrence of P300, an event-related potential, is primarily associated with changes in natural neuron ac...
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Jia Ou, Tingfa Xu, Xiaochuan Gan, Xuejun He, Yan Li, Jiansu Qu and Wei Zhang
Photogrammetry as an engineering measurement technology for the rapid and non-contact acquisition of geometric parameters, such as the attitude, position, and shape of a measured object, is widely used in the development and production processes of the a...
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Yuli Wang, Hui Liu and Nan Chen
This paper proposes a 3D vehicle-detection algorithm based on multimodal feature fusion to address the problem of low vehicle-detection accuracy in unmanned system environment awareness. The algorithm matches the coordinate relationships between the two ...
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Amélie Cohu, Matias Tramontini, Antoine Chevalier, Jean-Christophe Ianigro and Jacques Marteau
Muon tomography or muography is an innovative imaging technique using atmospheric muons. The technique is based on the detection of muons that have crossed a target and the measurement of their attenuation or deviation induced by the medium. Muon flux mo...
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Marco Di Francesco and Kevin Kamm
In this paper, we propose a new exogenous model to address the problem of negative interest rates that preserves the analytical tractability of the original Cox?Ingersoll?Ross (CIR) model with a perfect fit to the observed term-structure. We use the diff...
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Elide Nastri and Paolo Todisco
Sometimes it is difficult to choose the most appropriate failure criterion for the problem analyzed. For brittle materials, attention must be paid to the availability of experimental data and the calibration of the representative parameters, within the c...
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Nan Zou, Zhenqi Jia, Jin Fu, Jia Feng and Mengqi Liu
Considering the requirement of the near-field calibration under strong underwater multipath condition, a high-precision geometric calibration method based on maximum likelihood estimation is proposed. It can be used as both auxiliary-calibration and self...
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