نتایج جستجو برای: early warning signal

تعداد نتایج: 1093961  

Journal: :Postgraduate medical journal 1970
J S Stewart

The history of monitoring is traced from ancient times until the invention of transducers and computers. The relevance of progress in resuscitation is emphasized. The more recent evolution of electromedical apparatus is considered from single signal detection, display and alarm to multiple signal processing, trend analysis and diagnosis. The aim of patient monitoring is to give warning of early...

Ade Ibiwoye, Ashim Sogunro Olawale Ajibola

In addition to its primary role of providing financial protection for other industries the insurance industry also serves as a medium for fund mobilization. In spite of the harsh economic environment in Nigeria, the insurance industry has been crucial to the consummation of business plans and wealth creation.  However, the continued downturn experienced by many countries, in the last decade, se...

2013
Nuan Song Shuang Xu Jun Li Jingyuan Shi

The aircraft passive sonic detects and identification technology as a traditional means of reconnaissance is an important component of airborne early-warning system. Using the sound wave what the acoustic targets produces in the rate process, to identify the targets is the basic task of passive acoustic detection system. This study using modern signal processing method studies the wavelet trans...

Journal: :Science 1962
D T LYKKEN

The autonomic response (galvanic skin response) to a noxious stimulus (shock) is reduced when the stimulus is preceded by a warning signal. The greatest reduction, 53 percent, was obtained with a warning interval of 1 second. Warning also reduces variance of the response over trials, a decrease of over 90 percent for the optimum 1-second interval.

Journal: :international journal of preventive medicine 0
veda parthasarathy usharani rathnam

nipple discharge (nd) can be the earliest presenting symptom of breast cancer. we hereby present two cases of breast cancer with no palpable mass manifesting as isolated nd, which was whitish in color. in both cases, cytology of the discharge revealed highly pleomorphic cells indicating a high grade malignancy. mammography showed diffuse, extensive microcalcifications. simple mastectomy with ax...

2004
Tamar Peli Peter Monsen Robert Stahl

Dual-band Infrared-based passive Missile Warning Sensors (MWS) are under development at USAF Wright Laboratory and other DoD labs to provide aircraft with cost-effective robust detection and tracking of Infrared Surface-to-Air Missile threats out to their maximum launch ranges. Typically, such sensors are limited by the presence of heavy background clutter, solar glints, and sensor noise which ...

Journal: :Environmental and Earth Sciences Research Journal 2021

The paper presents an implementation of prototype based Early Warning System (EWS) to detect and provide early warning Landslide activities. main aim this work is implement the with low cost sensor network. A simulation setup a table was implemented study capability effectiveness system. consists landslide multiple/changing angle from 30° 90°. Multiple sensing elements including rain presence r...

Journal: :Journal of neurophysiology 2008
Philippe Boulinguez Magali Jaffard Lionel Granjon Abdelrhani Benraiss

Typical simple reaction-time (RT) paradigms usually include a warning signal followed by a variable foreperiod before the presentation of a reaction stimulus. Most current interpretations suggest that the warning stimulus alerts the organism and so results in faster processing of either the sensory or motor components of the task. In this study, electromyography (EMG) was used to detect both co...

2014
Rob Gray Cristy Ho Charles Spence

Recent research demonstrates that auditory and vibrotactile forward collision warnings presenting a motion signal (e.g., looming or apparent motion across the body surface) can facilitate speeded braking reaction times (BRTs). The purpose of the present study was to expand on this work by directly comparing warning signals in which the motion conveyed was constant across all collision events wi...

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