23 Result(s)
within
Conference Paper
J-Y Kim
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Chapter and Conference Paper
Development and Assessment of an EMG-Based Exoskeleton System
An EMG-based exoskeleton system has been developed to assist the upper extremity function in patient with paralysis. A DC motor in the system controlled the elbow joint motion according to the predefined thres...
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Chapter and Conference Paper
Leg Stiffness from Landing Methods of Hop**
During hop** and jum**, our legs exhibit characteristics similar to those of a spring. When humans hop in place or run forward, they adjust leg stiffness to accommodate changes in stride frequency or surfa...
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Chapter and Conference Paper
Development of Hybrid Robotic-Assisted Gait Training System with Personalized Adaptive Training Program
Gait, a method of locomotion, is a process that an animal moves itself from one position to another. The human gait serves an individual’s basic need to move from place to place. As such, the gait is the most ...
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Chapter and Conference Paper
A new compressible turbulence model for free and wall-bounded shear layers
Recent DNS (Direct Numerical Simulation) results indicate that the main compressibility effect in turbulence comes from the reduced pressure-strain term due to reduced pressure fluctuations. In our previous wo...
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Chapter and Conference Paper
A Preliminary Study on Development of QA System for Stereotactic Head Frame and Its Reliability and Accuracy
Stereotactic radiosurgery is considered one of the precisest treatments because of its mechanical fixation of cranium using a stereotactic head frame (SHF). Several studies, however, presented the SHF could be...
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Chapter and Conference Paper
Design a Moving Artifacts Detection System for a Radial Pulse Wave Analyzer
Despite recent studies on development of pulse wave analyzers and needs for commercializing them, the reproducibility is one of the most controversial issues as ever. Because the pulse pressure value, which is...
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Chapter and Conference Paper
The Development of an EMG-based Upper Extremity Rehabilitation Training System for Hemiplegic Patients
Existing therapy and orthosis for upper arm rehabilitaion have some shortcomings such that orthosis can’t help patient’s motion but it just supply, patient has to go to hospital for therapy and patient can’t r...
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Chapter and Conference Paper
Feature Extraction Methods for Tongue Diagnostic System
The status of a tongue is the important indicator to diagnose one’s health like physiological and clinicopathological changes of inner parts of the body. The method of a tongue diagnosis is not only convenient...
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Chapter and Conference Paper
Determination of Dose Escalation Region in Malignant Brain tumors for Radiation Treatment Planning Based on Apparent Diffusion Coefficient Map
Treatment effect of malignant brain tumors including astrocytoma and glioma has showed low survival and frequent tumor recurrence. Several clinical study, however, reported that dose escalation with chemothera...
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Chapter and Conference Paper
A Study on Correlation between BMI and Oriental Medical Pulse Diagnosis Using Ultrasonic Wave
Pulse diagnosis refers to the process of diagnosing a patient by feeling an artery on the wrist based on the shape that the pulse takes while the hold-down pressure increase. Currently, the hucklebone artery o...
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Chapter and Conference Paper
Analysis of Joint movements and muscle length during sit-to-stand at various sitting heights in the Korean elderly daily life
In this study, we analyzed the elderly joint movements and changes in muscle length during STS at various sitting heights through the motion analysis and the musculoskeletal modeling. Five elderly and five you...
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Chapter and Conference Paper
Development of the Tongue Diagnosis System by Using Surface Coating Mirror
Tongue diagnosis consists of many parameters, including shape, substance and coating of the tongue and so on, to examine health condition and the property of a disease. A new instrument is demand, however, to ...
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Chapter and Conference Paper
Setup Variations and Tumor Margins Using the ExacTrac X-Ray 6D in Prostate Radiotherapy
The purposes of this study are to investigate setup variations for translational and rotational movements using the ExacTrac X-ray 6D image-guided system and to evaluate their impact on tumor margins in prosta...
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Chapter and Conference Paper
First observation of the ΣN decay of the S = −2 system
An event emitting a Σ −-hyperon from a Ξ −-hyperon nuclear capture at rest has been observed in a hybrid-emulsion experiment. The event has been analyzed as the first obs...
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Chapter and Conference Paper
A Decision Processing Algorithm for CDC Location Under Minimum Cost SCM Network
Location of CDC in the matter of network on Supply Chain is becoming on the high concern these days. Present status of methods on CDC has been mainly based on the calculation manually by the spread sheet to ac...
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Chapter and Conference Paper
Long-Term Exposure of Rats to 2.45 GHz Electromagnetic Field: Effects on Reproductive Function
The objective of this study was to investigate the effects of electromagnetic field radiation on the sperm count, morphology, histological structure of testes, and on hormonal level of rats exposed to microwav...
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Chapter and Conference Paper
An ECG Document Imaging System towards a Cardiology EMR
We present a document imaging system which scans various types of ECG sheets and stores the scanned sheets as JPEG image files to be retrieved by cardiologists. In our implementation, we use two simple machine...
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Chapter and Conference Paper
Acoustic Field Measurement for Performance Evaluation and Characterization of Medical Ultrasonic Probe by Channel Division
In spite of developed techniques in ultrasonic medical imaging, it is important to systematize each component in order to get the proper performances. One of the most important tasks in ultrasound medical imag...
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Chapter and Conference Paper
An Efficient Image Distortion Correction Method for an X-ray Digital Tomosynthesis System
Among X-ray cross-sectional imaging methods, digital tomosynthesis (DT) is very useful to PCB inspection because it can obtain a cross-sectional image of a local inspection area quickly. The image intensifier,...
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Chapter and Conference Paper
Comparison of the Image Distortion Correction Methods for an X-Ray Digital Tomosynthesis System
X-ray digital tomosynthesis (DT) is very useful to PCB inspection because it can obtain a cross-sectional image of a local inspection area quickly. The image intensifier, which is usually used in DT, distorts ...
