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Using a Genetic Algorithm to Tune a Bounded Weak Echo Region Detection Algorithm
Publisher: American Meteorological Society
Abstract: Weather detection algorithms often rely on a simple rule base that is based on several features. Fuzzy logic can be used in the rule base, and the membership functions of the fuzzy sets can be tuned using a search or ...
Speeding Up a Large-Scale Filter
Publisher: American Meteorological Society
Abstract: Wolfson et al. introduced a storm tracking algorithm, called the Growth and Decay Storm Tracker, in which the large-scale features were extracted from radar data fields by using an elliptical filter. The elliptical filter ...
Data Mining Storm Attributes from Spatial Grids
Publisher: American Meteorological Society
Abstract: A technique to identify storms and capture scalar features within the geographic and temporal extent of the identified storms is described. The identification technique relies on clustering grid points in an observation ...
New Design Approach for Computing Peak Dynamic Response of Turbo Generator Pedestals Using Modal Synthesis
Publisher: American Society of Civil Engineers
Abstract: Turbo generator pedestals are one of the critical structures in any power plant complex. Stringent vibration requirements particularly at the bearing locations have been stipulated for proper functioning of turbo generator ...
On the Uniqueness of Gandin and Murphy’s Equitable Performance Measures
Publisher: American Meteorological Society
Abstract: Gandin and Murphy (GM) have shown that if a skill score is linear in the scoring matrix, and if the scoring matrix is symmetric, then in the two-event case there exists a unique, ?equitable? skill score, namely, the True ...
An Objective Method of Evaluating and Devising Storm-Tracking Algorithms
Publisher: American Meteorological Society
Abstract: Although storm-tracking algorithms are a key ingredient of nowcasting systems, evaluation of storm-tracking algorithms has been indirect, labor intensive, or nonspecific. A set of easily computable bulk statistics that can ...
A Gaussian Mixture Model Approach to Forecast Verification
Publisher: American Meteorological Society
Abstract: Verification methods for high-resolution forecasts have been based either on filtering or on objects created by thresholding the images. The filtering methods do not easily permit the use of deformation while identifying ...
Asymptotical Synchronization of Lur'e Systems Using Network Reliable Control
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: This paper presents the synchronization criteria for two identical delayed chaotic Lur'e systems. Here, we employ network reliable feedback control for achieving synchronization between our considered systems. The advantage ...
A Technique to Censor Biological Echoes in Radar Reflectivity Data
Publisher: American Meteorological Society
Abstract: Existing techniques of quality control of radar reflectivity data rely on local texture and vertical profiles to discriminate between precipitating echoes and nonprecipitating echoes. Nonprecipitating echoes may be due to ...
A Method for Extracting Postevent Storm Tracks
Publisher: American Meteorological Society
Abstract: lthough existing algorithms for storm tracking have been designed to operate in real time, they are also commonly used to do postevent data analysis and research. Real-time algorithms cannot use information on the subsequent ...
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