منابع مشابه
Signing on a Postcard
We investigate the problem of signing short messages using a scheme that minimizes the total length of the original message and the appended signature. This line of research was motivated by several postal services interested by stamping machines capable of producing digital signatures. Although several message recovery schemes exist, their security is questionable. This paper proposes variants...
متن کاملMalaria takes its constant toll: a postcard from Kenya.
(TDR) and public–private partnerships such as the Medicines for Malaria Venture (MMV) and the Malaria Vaccine Initiative (MVI) whose task is to find new tools. With over a million children and pregnant women dying from malaria in Africa alone each year (see Box), clearly both approaches are necessary. But while the WHO Commission on Macroeconomics and Health estimated that US$ 2.7 billion a yea...
متن کاملPostcard intervention for repeat self-harm: randomised controlled trial.
BACKGROUND Self-harm and suicidal behaviour are common reasons for emergency department presentation. Those who present with self-harm have an elevated risk of further suicidal behaviour and death. AIMS To examine whether a postcard intervention reduces self-harm re-presentations in individuals presenting to the emergency department. METHOD Randomised controlled trial conducted in Christchu...
متن کاملSampling mobile opinion: A contextual postcard questionnaire study
Understanding requirements of mobile communities is challenging because of their geographical distribution and frequent movement. We present a study of backpackers travelling in Australia which utilizes a research method called contextual postcard questionnaires. The method uses brief, openended questions to solicit contextual responses from backpackers that are relevant for development of tour...
متن کاملPLoS Computational Biology Conference Postcard from PSB 2011
We were pleased to see PLoS Conference Postcards return to the Pacific Symposium on Biocomputing (PSB), held January 4–11, 2011. This year we received a Postcard from A. Murat Eren, a PhD student at the University of New Orleans, in which he discusses a software package designed for use in microbial ecology research. We hope to see Conference Postcards at ISMB 2011, and if you would like to con...
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ژورنال
عنوان ژورنال: Annals of Tourism Research
سال: 2013
ISSN: 0160-7383
DOI: 10.1016/j.annals.2012.07.004