نتایج جستجو برای: surveillance systems
تعداد نتایج: 1261455 فیلتر نتایج به سال:
Recently, CCTV surveillance applications have remarkably developed for public welfare. However, the investigation of different techniques online implementation is always significantly restricted. Numerous implementations propose detecting irregularities moving objects in videotape. Performance fuzzy trajectory's anomaly one most robust detection procedures. In this paper, authors a implemented ...
In the last three decades, disease surveillance has grown into a complete discipline, quite distinct from epidemiology. This expansion into a separate scientific area within public health has not been accompanied by parallel growth in the literature about its principles and methods. The development of the fundamental concepts of surveillance systems provides a basis on which to build a better u...
Modern surveillance systems embody more stationary and mobile sensors, actuators and analytics software to cover wider areas of surveillance thus leading to more complex surveillance systems than ever before. As the systems tap into larger areas of surveillance, automation will also play a more significant role in intelligently reacting to threatening events. To tackle complexity, intelligent f...
BACKGROUND The threat of a global influenza pandemic and the adoption of the World Health Organization (WHO) International Health Regulations (2005) highlight the value of well-coordinated, functional disease surveillance systems. The resulting demand for timely information challenges public health leaders to design, develop and implement efficient, flexible and comprehensive systems that integ...
Veterinary practitioners are often involved in epidemiological surveillance systems, where their task is to detect animals suspected of suffering from diseases subject to surveillance and to include them in surveillance. However, these two tasks--practising veterinary medicine and taking part in surveillance--are based on different paradigms. Faced with a sick animal, a practitioner tries to ma...
BACKGROUND To collect disease information and provide data for early detection of epidemics, two surveillance systems were established for influenza-like illness (ILI) and unexplained pneumonia (UP) in Wuxi, People's Republic of China. OBJECTIVES The current study aims to describe the performance of these surveillance systems during 2004-2009 and to evaluate the value of surveillance data in ...
CONTEXT The exchange of health information on the Internet has been heralded as an opportunity to improve public health surveillance. In a field that has traditionally relied on an established system of mandatory and voluntary reporting of known infectious diseases by doctors and laboratories to governmental agencies, innovations in social media and so-called user-generated information could le...
This paper seeks to outline the key elements of the expanded surveillance efforts recommended by the second-generation HIV surveillance approach. Second-generation systems focus on improving and expanding existing surveillance methods and combine them in ways that have the greatest explanatory power. The main elements of this approach include: considering biological surveillance - HIV, AIDS, se...
Post-marketing drug surveillance for adverse drug events (ADEs) has typically relied on spontaneous reporting. Recently, regulatory agencies have turned their attention to more preemptive approaches that use existing data for surveillance. We conducted an environmental scan to identify active surveillance systems worldwide that use existing data for the detection of ADEs. We extracted data abou...
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