نتایج جستجو برای: false alarms rate far

تعداد نتایج: 1193440  

2002
Susan R. Rubin Cyma Van Petten Elizabeth L. Glisky Wendy M. Newberg

In a study/recognition paradigm, new words at test were recombinations of studied syllables (e.g. BARLEY from BARTER and VALLEY), shared one syllable with studied words, or were completely new. False alarm rates followed the gradient of similarity with studied items. Event-related potentials to the three classes of false alarms were indistinguishable. False alarms elicited different brain activ...

Journal: :Journal of biomedical informatics 2008
Anton Aboukhalil Larry Nielsen Mohammed Saeed Roger G. Mark Gari D. Clifford

BACKGROUND Over the past two decades, high false alarm (FA) rates have remained an important yet unresolved concern in the Intensive Care Unit (ICU). High FA rates lead to desensitization of the attending staff to such warnings, with associated slowing in response times and detrimental decreases in the quality of care for the patient. False arrhythmia alarms are commonly due to single channel E...

2014
Meng Yang Gong Zhang Chunsheng Guo Minhong Sun

Among ship detection methods for SAR image, constant false alarm rate (CFAR) is the most important one. However, several factors, such as detector parameter and distribution of ocean clutter, affect the performance of CFAR detection. This paper proposes a novel hierarchical complete and operational ship detection approach based on detector parameter estimation and clutter pixel replacement, whi...

2012
Yuval Bitan Michael F O’Connor Gorazd Voga Melanie Wright Yan Xiao

OBJECTIVES Alarm fatigue from high false alarm rate is a well described phenomenon in the intensive care unit (ICU). Progress to further reduce false alarms must employ a new strategy. Highly sensitive alarms invariably have a very high false alarm rate. Clinically useful alarms have a high Positive-Predictive Value. Our goal is to demonstrate one approach to suppressing false alarms using an a...

2016
Yan Xiao Melanie Wright Gorazd Voga Yuval Bitan Michael F O’Connor

Alarm fatigue from high false alarm rate is a well described Objectives: phenomenon in the intensive care unit (ICU). Progress to further reduce false alarms must employ a new strategy. Highly sensitive alarms invariably have a very high false alarm rate. Clinically useful alarms have a high Positive-Predictive Value. Our goal is to demonstrate one approach to suppressing false alarms using an ...

2013
Tapan P. Gondaliya Nitin Mohan Sharma

Intrusion detection is one of the important aspects in computer security. Many commercial intrusion detection systems (IDSs) are available and are widely used by organizations. However, most of them suffer from the problem of high false alarm rate, which added heavy workload to security officers who are responsible for handling the alarms. In this paper, we propose a new method to reduce the nu...

Journal: :Medical & biological engineering & computing 2004
W Zong G B Moody R G Mark

The paper presents an algorithm for reducing false alarms related to changes in arterial blood pressure (ABP) in intensive care unit (ICU) monitoring. The algorithm assesses the ABP signal quality, analyses the relationship between the electrocardiogram and ABP using a fuzzy logic approach and post-processes (accepts or rejects) ABP alarms produced by a commercial monitor. The algorithm was dev...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه زنجان - دانشکده علوم 1392

در این پروژه، الگوریتمی را برای بررسی عنبیه چشم انسان معرفی می کنیم. الگوریتم های تشخیص عنبیه در فاصله ها ی طولانی به دلیل کاربرپسندانه بودن و ایجاد یک روش اقتصادی برای شناسایی، گسترش یافته اند. الگوریتم ما، روی تشخیص مردمک متمرکز شده است؛ و با استفاده از محدوده های تخمین زده شده، مناطق دیگر را برای جستجوی فضای کارآمد حذف می کنیم. در این آزمایش 3 تصویر از هر شرکت کننده برای ثبت نام سیستم و 16 ت...

2017
Paige Warner

The role of semantic knowledge and familiarity on retrieval processes were investigated in a test of the associative deficit hypothesis (ADH), and the data were interpreted from the perspectives of fuzzy trace theory and source monitoring errors (Naveh-Benjamin, 2000). Younger and older adults (N=60) studied pairs of words for two recognition tests – an item test, for recognition of individual ...

Journal: :Obstetrics & Gynecology 2012

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