نتایج جستجو برای: kashanabstract objective detection of seizure

تعداد نتایج: 21223137  

Journal: :iranian journal of child neurology 0
f. heydarian associated professor of pediatrics, mashhad university of medical sciences f. ashrafzadeh pediatric neurologist, professor of pediatrics,mashhad university of medical sciences s. kam pediatrician

objective simple febrile seizures are the most common form of childhood seizures,often recurring within the first twenty-four hours. this study was conducted to determine the probable role of low serum  sodium levels in predicting seizure recurrence in febrile children. materials & methods for the study, 226 patients with seizures, aged between 6 months to 5 years, were divided into 3 groups of...

Journal: :Expert Syst. Appl. 2017
Nhan Duy Truong Levin Kuhlmann Mohammad Reza Bonyadi Jiawei Yang Andrew Faulks Omid Kavehei

Detecting seizure using brain neuroactivations recorded by intracranial electroencephalogram (iEEG) has been widely used for monitoring, diagnosing, and closed-loop therapy of epileptic patients, however, computational efficiency gains are needed if state-of-the-art methods are to be implemented in implanted devices. We present a novel method for automatic seizure detection based on iEEG data t...

Journal: :Journal of clinical neurophysiology : official publication of the American Electroencephalographic Society 2001
K K Jerger T I Netoff J T Francis T Sauer L Pecora S L Weinstein S J Schiff

For patients with medically intractable epilepsy, there have been few effective alternatives to resective surgery, a destructive, irreversible treatment. A strategy receiving increased attention is using interictal spike patterns and continuous EEG measurements from epileptic patients to predict and ultimately control seizure activity via chemical or electrical control systems. This work compar...

Journal: :Seizure 2015
Jesper Jeppesen Sándor Beniczky Peter Johansen Per Sidenius Anders Fuglsang-Frederiksen

PURPOSE Near infrared spectroscopy (NIRS) has proved useful in measuring significant hemodynamic changes in the brain during epileptic seizures. The advance of NIRS-technology into wireless and portable devices raises the possibility of using the NIRS-technology for portable seizure detection. METHODS This study used NIRS to measure changes in oxygenated (HbO), deoxygenated (HbR), and total h...

Journal: :Clinical neurophysiology : official journal of the International Federation of Clinical Neurophysiology 2005
Kristin K Jerger Steven L Weinstein Tim Sauer Steven J Schiff

OBJECTIVE To discriminate seizures from interictal dynamics based on multivariate synchrony measures, and to identify dynamics of a pre-seizure state. METHODS A linear discriminator was constructed from two different measures of synchronization: cross-correlation and phase synchronization. We applied this discriminator to a sequence of seizures recorded from the intracranial EEG of a patient ...

Journal: :Epilepsia 2013
Sándor Beniczky Tilman Polster Troels W Kjaer Helle Hjalgrim

Our objective was to assess the clinical reliability of a wrist-worn, wireless accelerometer sensor for detecting generalized tonic-clonic seizures (GTCS). Seventy-three consecutive patients (age 6-68 years; median 37 years) at risk of having GTCS and who were admitted to the long-term video-electroencephalography (EEG) monitoring unit (LTM) were recruited in three centers. The reference standa...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه بوعلی سینا - دانشکده علوم پایه 1391

abstract: in this thesis, we focus to class of convex optimization problem whose objective function is given as a linear function and a convex function of a linear transformation of the decision variables and whose feasible region is a polytope. we show that there exists an optimal solution to this class of problems on a face of the constraint polytope of feasible region. based on this, we dev...

2012
Jae H. Choi John Pile-Spellman Jonathan Brisman

Objective. To assess prevalence, clinical characteristics, trends in treatment pattern, and outcome in patients with intracranial vascular malformations (IVMs). Methods. Nationwide inpatient sample. Patients with the diagnosis of an IVM admitted to US hospitals from 2000 to 2007. Results. In 58,051 IVM-related admissions (detection rate 2.4/100,000 person-years; mean age 49 ± 17 years; 52% wome...

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