نتایج جستجو برای: medical signals

تعداد نتایج: 776464  

2010
Muhammad Ibn Ibrahimy

In biomedical signal processing, the aim is to extract clinically, biochemically or pharmaceutically relevant information in order to enable an improved medical diagnosis. All living things, from cells to organism, deliver signals of biological origin. Such signals can be electric, mechanical, or chemical. All such signals can be of interest for diagnosis, for patient monitoring and biomedical ...

2013
NIQIN JING

Blind source separation technology refers to the process for observing the recovery of source signals by mixed signals through statistical analysis on the characteristics of source signals under the situation that the source signals and signal transmission signals are unknown, which is applied in many fields, particularly used extensively in processing speech signals, array signals, images and ...

Introduction: Brain visual evoked potential (VEP) signals are commonly known to be accompanied by high levels of background noise typically from the spontaneous background brain activity of electroencephalography (EEG) signals. Material and Methods: A model based on dyadic filter bank, discrete wavelet transform (DWT), and singular value decomposition (SVD) was developed to analyze the raw data...

2016
Anas Albulbul

Biological signals such as electrocardiogram (ECG) and electromyography (EMG) that can be measured at home can reveal vital information about the patient's health. In today modern technology, the measured ECG or EMG signals at home can be monitored by medical staff from long distance through the use of internet. Biopotential electrodes are crucial in monitoring ECG, EMG, etc., signals. Applying...

Journal: :medical journal of islamic republic of iran 0
minoo yaghmaei school of medicine, shahid beheshti university of medical sciences, tehran, iran. shahram yazdani school of medical education sciences, shahid beheshti university of medical sciences, tehran, iran. soleiman ahmady school of medical education sciences, shahid beheshti university of medical sciences, tehran, iran.

the aim of this study was to show the interaction between the society, applicants and medical schools in terms of medical student selection. in this study, the trends to implement social factors in the selection process were highlighted. these social factors were explored through functionalism and conflict theories, each focusing on different categories of social factors. while functionalist th...

Journal: :ماشین های کشاورزی 0
افشین زینلی عبدالعلی فرزاد محمدحسین آق خانی

torque, speed, and power as mechanical variables are associated with the functional performance of any rotating machinery. the real-time performance and the efficiency of a machine can be determined with on-line measurement of these parameters. in this investigation a rotary torque meter (transducer) was constructed from strain gauge sensors for measuring the torque of rotating shafts. the syst...

ژورنال: علوم آب و خاک 2006
علیرضا برهانی داریان, , احمد فاتحی مرج, , محمد حسین مهدیان, ,

Orumiyeh Lake basin is one of the important regions in Iran from water resources and environment standpoints. In this basin, substantial part of the annual precipitation occurrs in spring, winter, and fall seasons. Due to semi-arid climate of the basin, rainfall forecasting is an important issue for proper water resources planning and management, particularly in drought years. On the other hand...

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