منابع مشابه
Effectiveness of taxicab security equipment in reducing driver homicide rates.
BACKGROUND Taxicab drivers historically have had one of the highest work-related homicide rates of any occupation. In 2010 the taxicab driver homicide rate was 7.4 per 100,000 drivers, compared to the overall rate of 0.37 per 100,000 workers. PURPOSE Evaluate the effectiveness of taxicab security cameras and partitions on citywide taxicab driver homicide rates. METHODS Taxicab driver homici...
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Information security (InfoSec) has ontologically been characterised as an order machine. The order machine connects with other machines through interrupting mechanisms. This way of portraying InfoSec focuses on the correct placement of machine entities to protect information assets. However, what is missing in this view is that for the InfoSec we experience in everyday practice, we are not just...
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Therac-25, a radiation treatment machine, massively overdosed 6 people because of a software error. In this paper we describe Therac-25 briefly then explain what went wrong in each of the 6 incidents. Then we analyze the responsibility of involved parties and show why these accidents happened. In the following sections we discuss the seriousness of software errors briefly and analyze safety eng...
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Providing security in the vital infrastructures of the country, is one of the essential operations that must be taken in order to improve the security of the country. Resistant security strategies need to be regularly implemented as a dynamic process to improve security, and security evaluation is one of the most important steps in this process. Methodology in the field of evaluation in both te...
متن کاملEquipment repaired is equipment gained
According to WHO, at any one time, around 50 per cent of medical equipment in lowand middle-income countries cannot be used because of lack of maintenance or spare parts.1 We have found that unwillingness or inability to repair equipment and put it back in use is also a major cause. New equipment is made available by different international non-government organisations (INGOs) competing with on...
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ژورنال
عنوان ژورنال: Transactions of the International Astronomical Union
سال: 2001
ISSN: 0251-107X
DOI: 10.1017/s0251107x00001061