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Article
Open AccessClinical observation using virtual reality for dental education on surgical tooth extraction: A comparative study
Clinical observation conducted during the 3rd and 4th years of dental school is an important part of dental students’ clinical education. However, conventional clinical observation is associated with several p...
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Article
Open AccessComparison of sampling methods for the determination of volatile organic compounds in consumer aerosol sprays
Many studies have evaluated the hazardous substances contained in various household chemical products. However, for aerosol spray products there is currently no international standard sampling method for use i...
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Article
Open AccessPerformance evaluation of a motor-imagery-based EEG-Brain computer interface using a combined cue with heterogeneous training data in BCI-Naive subjects
The subjects in EEG-Brain computer interface (BCI) system experience difficulties when attempting to obtain the consistent performance of the actual movement by motor imagery alone. It is necessary to find the...
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Article
Open AccessAn arrhythmia classification algorithm using a dedicated wavelet adapted to different subjects
Numerous studies have been conducted regarding a heartbeat classification algorithm over the past several decades. However, many algorithms have also been studied to acquire robust performance, as biosignals h...
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Article
Open AccessOptimum conductive fabric sensor sites for evaluating the status of knee joint movements using bio-impedance
There have been many studies that utilize the bio-impedance measurement method to analyze the movements of the upper and lower limbs. A fixed electrical current flows into the limbs through four standard dispo...
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Article
Ideal Filtering Approach on DCT Domain for Biomedical Signals: Index Blocked DCT Filtering Method (IB-DCTFM)
We proposed Index-Blocked Discrete Cosine Transform Filtering Method (IB-DCTFM) to design ideal frequency range filter on DCT domain for biomedical signal which frequently exposed to specific frequency noise s...
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Article
Open AccessClassification of BMI control commands from rat's neural signals using extreme learning machine
A recently developed machine learning algorithm referred to as Extreme Learning Machine (ELM) was used to classify machine control commands out of time series of spike trains of ensembles of CA1 hippocampus ne...
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Article
Open AccessRobust algorithm for arrhythmia classification in ECG using extreme learning machine
Recently, extensive studies have been carried out on arrhythmia classification algorithms using artificial intelligence pattern recognition methods such as neural network. To improve practicality, many studies...
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Article
Reusable Electrical Activity of the Heart Monitoring Patch for Mobile/Ubiquitous Healthcare
In order to monitor electrical activity of the heart during daily life, we present an electrode of a medical instrument system which is able to measure the body surface potential difference by minimizing the e...
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Chapter and Conference Paper
Research of Ride Comfort for Tilting Train Simulator Using ECG
The train transportation has a lot of advantages-energy efficiency is high, it is eco-friendly, safety is better than normal roads and it is possible for people to arrive on time. In these days, the valuation ...
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Chapter and Conference Paper
Ride Comfort Analysis using Physiological Parameters for e-Health Train
When passengers ride in a car of a train, they feel the vibration, which partially defines their degree of comfort. The ISO standards based on existing passenger trains, the Wz evaluation method, UIC standards...
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Chapter and Conference Paper
Study toward a Motion Sickness Assessment with Bio-signal indices On Korean Tilting Train eXpress
To design a system free from motion sickness, it is required to grade the severity of motion sickness objectively, preferably with the score measured continuously without relating only on subjective judgments....
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Article
Wavelet-based Multi-resolution Deformation for Medical Endoscopic Image Segmentation
Image segmentation is an essential technique in image analysis. In spite of issues in contour initialization, boundary concavities and high-level computation, active contour models (snakes) are popular and suc...
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Article
Adaptive Motion Artifacts Reduction Using 3-axis Accelerometer in E-textile ECG Measurement System
The electro-conductive fabric (e-textile or e-fabric) as an electrode for ECG measurement is one of the best application for ubiquitous healthcare system. However, it is difficult to measure the bio-signal due...
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Article
A study on a non-contacting respiration signal monitoring system using Doppler ultrasound
We proposed non-contacting respiration signal monitoring system for sleep apnea syndrome. Experiments were conducted by emitting 40 kHz ultrasound beam, which is set tone burst mode by 1 ms period to a subject...
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Chapter and Conference Paper
The comparison of conventional cardiac pacing with single phase, dual-phase, and tri-phase cardiac pacing wave forms in dogs
The shape of the waveform for cardiac defibrillation has been studied in the past by many researchers. The results indicated that rather than a single phase waveform, a dual-phase wave form was more effective ...
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Chapter and Conference Paper
Principal Point Discrimination of Electrocardiogram for Automatic Diagnosis
Electrocardiogram provides critical information about the cardiovascular system. For diagnosis, medical doctors consider the duration, slope and peak amplitude between principal points of an electrocardiogram....
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Chapter and Conference Paper
Development of System for measuring Nerve-Conduction Velocity
As a method of observing regeneration of damaged nerves, research is being conducted on analyzing the electric signals of nerve fibers that regenerate damaged nerves by implanting a microelectrode array betwee...
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Chapter and Conference Paper
Low complexity and power consumption design for pacemaker using shared MAC structure based on FPGA platform
Most of the critical issues of cardiac pacemakers and ICDs are the device size and power consumption problem. Because devices size for cardiac implant is limited, we always have to consider trade-off relations...
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Chapter and Conference Paper
A Development of Motion Artifacts Reduction Algorithm for ECG signal In Textile Wearable Sensor
For ubiquitous healthcare system, it is very important to measure a bio-signal without any discomfort. The electro-conductive fabric can be a good application for biomedical sensor. However, it is difficult to...