Automatic Detection of Hail by Radar

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ISBN 13 :
Total Pages : 40 pages
Book Rating : 4.3/5 (91 download)

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Book Synopsis Automatic Detection of Hail by Radar by : Pio J. Petrocchi

Download or read book Automatic Detection of Hail by Radar written by Pio J. Petrocchi and published by . This book was released on 1982 with total page 40 pages. Available in PDF, EPUB and Kindle. Book excerpt: An automated model algorithm for identifying hailstorms by radar is described. Hailstorms are identified by totaling seven weighted indicators based on a three-dimensional reflectivity structure of an ideal hailstorm. The weighting functions for each indicator and the total identifying the storms were determined by testing the algorithm with radar data that were verified by ground truth data. By use of these findings, the probability of detecting hail is 94 percent with a false alarm ratio of 6 percent for a critical success index (CSI) = 0.886 for this test sample.

Weather Radar Networking

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Publisher : Springer Science & Business Media
ISBN 13 : 9401127026
Total Pages : 268 pages
Book Rating : 4.4/5 (11 download)

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Book Synopsis Weather Radar Networking by : D.H. Newsome

Download or read book Weather Radar Networking written by D.H. Newsome and published by Springer Science & Business Media. This book was released on 2012-12-06 with total page 268 pages. Available in PDF, EPUB and Kindle. Book excerpt: Over the past twenty years, there has been a rapid expansion in the number of opera tional, digital weather radars in Europe. Work within COST 73 stimulated the use of data from these radars and also demonstrated the potential of the international exchange of weather radar data in near real-time. The Management Committee of the COST 73 Project have laid the foun dations upon which future international operational radar networking may be built in Europe, and has indicated the directions that future weather radar technological developments might take. Throughout this five year Project, it has been possible to achieve success o~ through the goodwill of the participants. The considerable international co-operation is, in no smaIl measure, the underpinning reason why the Management Committee of COST 73 have been able to address such a wide range of topics within the general category of international weather radar networking. It has been an honour to have had the opportunity to act as Chairman of a group of meteorolo gists, engineers and managers possessing such a wide variety of talents and experience. I would like to take this opportunity to thank them all for their many and varied contributions.

Scientific and Technical Aerospace Reports

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ISBN 13 :
Total Pages : 1460 pages
Book Rating : 4.:/5 (31 download)

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Book Synopsis Scientific and Technical Aerospace Reports by :

Download or read book Scientific and Technical Aerospace Reports written by and published by . This book was released on 1991 with total page 1460 pages. Available in PDF, EPUB and Kindle. Book excerpt: Lists citations with abstracts for aerospace related reports obtained from world wide sources and announces documents that have recently been entered into the NASA Scientific and Technical Information Database.

Automatic Detection of Hail by Radar

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ISBN 13 :
Total Pages : 0 pages
Book Rating : 4.:/5 (13 download)

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Book Synopsis Automatic Detection of Hail by Radar by : Pio J. Petrocchi

Download or read book Automatic Detection of Hail by Radar written by Pio J. Petrocchi and published by . This book was released on 1982 with total page 0 pages. Available in PDF, EPUB and Kindle. Book excerpt: An automated model algorithm for identifying hailstorms by radar is described. Hailstorms are identified by totaling seven weighted indicators based on a three-dimensional reflectivity structure of an ideal hailstorm. The weighting functions for each indicator and the total identifying the storms were determined by testing the algorithm with radar data that were verified by ground truth data. By use of these findings, the probability of detecting hail is 94 percent with a false alarm ratio of 6 percent for a critical success index (CSI) = 0.886 for this test sample.

A Modeling Study of the Mesocyclone

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Publisher :
ISBN 13 :
Total Pages : 60 pages
Book Rating : 4.:/5 (318 download)

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Book Synopsis A Modeling Study of the Mesocyclone by : Paul R. Desrochers

Download or read book A Modeling Study of the Mesocyclone written by Paul R. Desrochers and published by . This book was released on 1993 with total page 60 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Environmental Research Papers

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Publisher :
ISBN 13 :
Total Pages : 64 pages
Book Rating : 4.4/5 (16 download)

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Book Synopsis Environmental Research Papers by :

Download or read book Environmental Research Papers written by and published by . This book was released on with total page 64 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Geographical Abstracts Index

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ISBN 13 :
Total Pages : 886 pages
Book Rating : 4.F/5 ( download)

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Book Synopsis Geographical Abstracts Index by :

Download or read book Geographical Abstracts Index written by and published by . This book was released on 1986 with total page 886 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Target Detection by Marine Radar

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Publisher : IET
ISBN 13 : 0863413595
Total Pages : 702 pages
Book Rating : 4.8/5 (634 download)

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Book Synopsis Target Detection by Marine Radar by : John N. Briggs

Download or read book Target Detection by Marine Radar written by John N. Briggs and published by IET. This book was released on 2004-12-03 with total page 702 pages. Available in PDF, EPUB and Kindle. Book excerpt: Radar is a legal necessity for the safe navigation of merchant ships, and within vessel traffic services is indispensable to the operation of major ports and harbours. Target Detection by Marine Radar concentrates solely on civil marine operations and explains how marine surveillance radars detect their targets. The book is fully illustrated and contains worked examples to help the reader understand the principles underlying radar operation and to quantify the importance of factors such as the technical features of specific equipment, the weather, target reflection properties, and the ability of the operator. The precision with which targets are positioned on the radar screen and with which their progress is tracked or predicted depends on how definitely they have been detected, therefore a whole chapter has been devoted to the issue of accuracy. The various international regulations governing marine radar are examined, a brief historical background is given to modern day practice and the book doses with a discussion of the ways in which marine radar may develop to meet future challenges.

Government Reports Annual Index

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Publisher :
ISBN 13 :
Total Pages : 1370 pages
Book Rating : 4.:/5 (3 download)

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Book Synopsis Government Reports Annual Index by :

Download or read book Government Reports Annual Index written by and published by . This book was released on 1983 with total page 1370 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Weather Radar Technology Beyond NEXRAD

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Publisher : National Academies Press
ISBN 13 : 0309084660
Total Pages : 165 pages
Book Rating : 4.3/5 (9 download)

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Book Synopsis Weather Radar Technology Beyond NEXRAD by : National Research Council

Download or read book Weather Radar Technology Beyond NEXRAD written by National Research Council and published by National Academies Press. This book was released on 2002-08-31 with total page 165 pages. Available in PDF, EPUB and Kindle. Book excerpt: Weather radar is a vital instrument for observing the atmosphere to help provide weather forecasts and issue weather warnings to the public. The current Next Generation Weather Radar (NEXRAD) system provides Doppler radar coverage to most regions of the United States (NRC, 1995). This network was designed in the mid 1980s and deployed in the 1990s as part of the National Weather Service (NWS) modernization (NRC, 1999). Since the initial design phase of the NEXRAD program, considerable advances have been made in radar technologies and in the use of weather radar for monitoring and prediction. The development of new technologies provides the motivation for appraising the status of the current weather radar system and identifying the most promising approaches for the development of its eventual replacement. The charge to the committee was to determine the state of knowledge regarding ground-based weather surveillance radar technology and identify the most promising approaches for the design of the replacement for the present Doppler Weather Radar. This report presents a first look at potential approaches for future upgrades to or replacements of the current weather radar system. The need, and schedule, for replacing the current system has not been established, but the committee used the briefings and deliberations to assess how the current system satisfies the current and emerging needs of the operational and research communities and identified potential system upgrades for providing improved weather forecasts and warnings. The time scale for any total replacement of the system (20- to 30-year time horizon) precluded detailed investigation of the designs and cost structures associated with any new weather radar system. The committee instead noted technologies that could provide improvements over the capabilities of the evolving NEXRAD system and recommends more detailed investigation and evaluation of several of these technologies. In the course of its deliberations, the committee developed a sense that the processes by which the eventual replacement radar system is developed and deployed could be as significant as the specific technologies adopted. Consequently, some of the committee's recommendations deal with such procedural issues.

Remote Sensing of Earth Resources

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Publisher :
ISBN 13 :
Total Pages : 620 pages
Book Rating : 4.X/5 (1 download)

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Book Synopsis Remote Sensing of Earth Resources by : NASA Scientific and Technical Information Facility

Download or read book Remote Sensing of Earth Resources written by NASA Scientific and Technical Information Facility and published by . This book was released on 1970 with total page 620 pages. Available in PDF, EPUB and Kindle. Book excerpt:

National Aviation Weather Program Plan

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ISBN 13 :
Total Pages : 308 pages
Book Rating : 4.:/5 (31 download)

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Book Synopsis National Aviation Weather Program Plan by : United States. Office of the Federal Coordinator for Meteorology

Download or read book National Aviation Weather Program Plan written by United States. Office of the Federal Coordinator for Meteorology and published by . This book was released on 1992 with total page 308 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Monthly Catalog of United States Government Publications

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ISBN 13 :
Total Pages : 1388 pages
Book Rating : 4.3/5 (243 download)

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Book Synopsis Monthly Catalog of United States Government Publications by :

Download or read book Monthly Catalog of United States Government Publications written by and published by . This book was released on 1971 with total page 1388 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Monthly Catalogue, United States Public Documents

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Publisher :
ISBN 13 :
Total Pages : 1260 pages
Book Rating : 4.:/5 (31 download)

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Book Synopsis Monthly Catalogue, United States Public Documents by :

Download or read book Monthly Catalogue, United States Public Documents written by and published by . This book was released on 1987 with total page 1260 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Radar Meteorology

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Publisher : Springer Science & Business Media
ISBN 13 : 9401702012
Total Pages : 557 pages
Book Rating : 4.4/5 (17 download)

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Book Synopsis Radar Meteorology by : S. Raghavan

Download or read book Radar Meteorology written by S. Raghavan and published by Springer Science & Business Media. This book was released on 2013-03-09 with total page 557 pages. Available in PDF, EPUB and Kindle. Book excerpt: As we all know, weather radar came into existence during the Second World War when aircraft detection radars had their vision limited by echoes from rain bearing clouds. What was often considered to be of nuisance value by the air force personnel trying to locate enemy aircraft was seen as an opportunity by the weather men. Thus adversity in one field was converted into an opportunity in another. Since then weather radar has found myriad applications with the increased sophistication of technology and processing systems. It has now become an indispensable tool for the operational forecasters, cloud physicists and atmospheric scientists. The current generation radar is but a distant echo of the radars of the 1940s. As a result, its operation and maintenance have become very complex, like the technology it uses. Therefore, there is a definite requirement of focussing our special attention not only on the science of radar meteorology but also on its operational aspects. The present book, as pointed out by the author, attempts to fill this gap. The author has presented the subject with a balanced blend of science, technology and practice. The canvas is indeed very broad. Starting with the history of weather radar development the book goes on to discuss in a lucid style the physics of the atmosphere related to radar observation, radar technology, echo interpretation, different applications and finally attempts to look into the future to indicate potential new opportunities in this field.

Accessions List

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Publisher :
ISBN 13 :
Total Pages : 18 pages
Book Rating : 4.:/5 (3 download)

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Book Synopsis Accessions List by : Environmental Science Information Center. Library and Information Services Division

Download or read book Accessions List written by Environmental Science Information Center. Library and Information Services Division and published by . This book was released on 1984 with total page 18 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Accessions List

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Publisher :
ISBN 13 :
Total Pages : 606 pages
Book Rating : 4.F/5 ( download)

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Book Synopsis Accessions List by : United States. National Environmental Satellite, Data, and Information Service. Library and Information Services Division

Download or read book Accessions List written by United States. National Environmental Satellite, Data, and Information Service. Library and Information Services Division and published by . This book was released on 1983 with total page 606 pages. Available in PDF, EPUB and Kindle. Book excerpt: