منابع مشابه
Modelling Geomagnetic Activity Data
Strong geomagnetic activity is a hazard to electronics and electric power facilities. Assessment of the actual geomagnetic activity level from local magnetometer monitoring therefore is of importance for risk assessment but also in earth sciences and exploration. Wavelet based signal processing methods are applied to extract meaningful information from magnetic field time series in a noisy envi...
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Data mining is playing an important role in decision making for business activities and governmental administration. Since many organizations or their divisions do not possess the in-house expertise and infrastructure for data mining, it is beneficial to delegate data mining tasks to external service providers. However, the organizations or divisions may lose of private information during the d...
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When is it safe to use synthetic data in supervised classification? Trainable classifier technologies require large representative training sets consisting of samples labeled with their true class. Acquiring such training sets is difficult and costly. One way to alleviate this problem is to enlarge training sets by generating artificial, synthetic samples. Of course this immediately raises many...
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We present the design of a distributed store that offers various levels of security guarantees while tolerating a limited number of nodes that are compromised by an adversary. The store uses secret sharing schemes to offer security guarantees namely availability, confidentiality and integrity. However, a pure secret sharing scheme could suffer from performance problems and high access costs. We...
متن کاملAre household firearms stored safely? It depends on whom you ask.
OBJECTIVE To determine gun storage practices in gun-owning households with children. DESIGN National random digit-dial telephone survey of 2521 households conducted in March 1999 through July 1999. This study uses a subsample of 434 households with children <18 years old in which a respondent reported either: 1) personally owning a gun, or 2) living in a gun-owning household but not owning a ...
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ژورنال
عنوان ژورنال: Eos, Transactions American Geophysical Union
سال: 1997
ISSN: 0096-3941
DOI: 10.1029/97eo00247