نتایج جستجو برای: chemical weapon

تعداد نتایج: 382447  

2000

The modern U.S. “market” for weapons and weapon systems has two dominating features. First, it is characterized by a single buyer, DoD, which defines the product and controls the sales opportunities of weapon system providers.2 Unlike most commercial product markets, the weapons market is centralized, historically driven by the detailed performance and technical requirements provided by DoD.3 E...

2005
David Albright

Estimating the size of India’s inventory of separated weapon-grade plutonium has become more difficult following its nuclear tests in May 1998. India treats this number as highly classified, partly because such estimates provide a direct indication of the number of nuclear weapons it may possess. The purpose of this report is to summarize estimates of its stock of weapon-grade plutonium. A comp...

2016
Zbigniew R. Bogdanowicz John Price Ketula Patel

In this work we optimize an effect-based weapon-target assignment that does not exceed a pre-determined upper bounds P1, P2, . . . , Pk for the collateral damage of k types of assets. That is, for given P1, P2, . . . , Pk we optimize weapon-target assignments with respect to kill overhead by minimizing overkill of targets and assuring that the kill probabilities of friendly asset types do not e...

Journal: :The Journal of the Acoustical Society of America 2016
Lorenzo Luzi Eric Gonzalez Paul Bruillard Matthew Prowant James Skorpik Michael Hughes Scott Child Duane Kist John E McCarthy

Two different signal processing algorithms are described for detection and classification of acoustic signals generated by firearm discharges in small enclosed spaces. The first is based on the logarithm of the signal energy. The second is a joint entropy. The current study indicates that a system using both signal energy and joint entropy would be able to both detect weapon discharges and clas...

2010
Fredrik Johansson Lars Niklasson

It is in military engagements the task of the air defense to protect valuable assets such as air bases from being destroyed by hostile aircrafts and missiles. In order to fulfill this mission, the defenders are equipped with sensors and firing units. To infer whether a target is hostile and threatening or not is far from a trivial task. This is dealt with in a threat evaluation process, in whic...

2012
Changzhu Wei Yi Shen Xiaoxiao Ma Naigang Cui Jifeng Guo

In traditional engagement model, there is only one single weapon or platform which resists to another single one, and the connections between members are few, so the complete and global information in engagement space can’t be utilized sufficiently, which directly results in traditional model is confronting with more and more disadvantages especially as the high-tech and information-tech are de...

Journal: :JOURNAL OF CLINICAL AND DIAGNOSTIC RESEARCH 2015

Journal: :Proceedings of the National Academy of Sciences of the United States of America 1970
H Swyter

Introduction.-Chemical and biological warfare has been increasing in the news. There are numerous issues. Among these are research and development and especially open-air testing, Congressional appropriations, ratifying the 1925 Geneva Protocol, using tear gas in Vietnam, Presidential policy reviews, and the chemical-biological disarmament treaty recently proposed by the Soviets. All of us seek...

2013
Sudha Srinivasan

The failure of safety critical embedded software is unacceptable be it for safety, security or economic reasons. The risk of software failure in complex embedded systems is overcome by using the Independent Verification and Validation (IV&V) technique. The process of IV&V and its planning needs to be initiated early in the development life cycle of the weapon management system for a high perfor...

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