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소프트웨어 제품을 위한 평가 선정 모형의 조사 및 적용성에 관한 연구
박호인(Park Ho In),정호원(Jung Ho Won) 한국정보처리학회 1997 정보처리학회논문지 Vol.4 No.7
The rapid increase in the use of many commercial software products has necessitated a systematic and objective method of their evaluation and selection. Our study focuses on the assignment of weights and choice of proper models. First, the weights of attributes are assigned consistently by using the analytic hierarchy process. Second, many models, which can be suitable for the structure of evaluation and selection for software product, are collected, categorized into two types of model, and compared in terms of their strength and weakness. The models involved are four compensatory models and seven noncompensatory models. Finally, they are analyzed through the application of specific software products(database data modelers) in terms of their attributes. Our study enhances the applicability of models to a variety of user requirement utilizing the evaluating procedure and applications.
정호인,한경수,신민 원광대학교 치의학연구소 1992 圓光齒醫學 Vol.2 No.1
The author studied condylar position with digital subtraction technique in various mandibular movements. For the study, 17 dental students without occlusal problems were selected. Transcranial radiography (TR) with Accurad 100 (Denar Corp.,U.S.A.) was taken at the following mandibular position ,i.e., centric occlusion, centric relation, eccentric working position, habitual opening, hinge opening and eccentric working position with mouth opening. These radiographs were measured by the digital subtraction technique of image analysis program. The obtained results were as follows 1. In centric relation, condylar position within the glenoid fossa was posterosuperior to centric occlusion. 2. In the eccentric working position, condylar position within the glenoid fossa was posterior to centric occlusion and centric relation. 3. The position of the hinge opening and eccentric mandibular position with mouth opening represented less amount of the condylar movement than habitual opening position. 4. In general, correlation of each measured items of condylar positions represented the high correlation. Correlation of items of condylar position in centric relation was higher than eccentric working position. Therefore, reproducibility of the condylar position was more exellent.
악관절내장환자에서 교합관계와 두경부자세의 임상적 양상에 관한 연구
정호인,한경수,이규미 원광대학교 치의학연구소 1998 圓光齒醫學 Vol.8 No.2
This study was performed to investigate the clinical features of internal derangement of temporomandibular joint. For this study, 117 patients with temporomandibular disorders and 81 dental students without any signs and symptoms of temporomandibular disorders were selected as the patients group and as the control group, respectively. Preferred chewing side, Angle's classification, lateral guidance pattern, maximal mouth opening range, and affected side were recorded clinically. Head and shoulder posture was measured in a groundplate on which square diagram of five centimeters each had been drawn, and cephalograph was also taken for measurement of head and neck posture. Sonopak^ of Biopak system(Bioresearch Inc., USA) was used to record joint vibration for evaluation of internal healthy status of temporomadibular joint. The data collected were analyzed by SAS statistical program. The results of this study were as follows: 1. Frequency of left side chewing subjects was higher in patients than in control group, but there was no difference in distribution of subjects by Angle's classification. Other types was prevalent in patients whereas group function was more in control group for lateral guidance pattern. 2. As to lateral guidance pattern by clinical diagnosis, patients with internal derangement and/or degenerative joint disease showed higher frequency of the other types, whereas patients with muscle disorder showed canine guidance. This finding was consistent with the result by Sonopak impression. 3. There was no difference for shouder height between the two groups, however, tilting of head and backward extension of cervical spine was more frequent in control group. 4. Acromion was positioned more anteriorly in patients with internal derangement and/or degenerative joint disease than in control group and angle between eye and tragus was larger in patients. Patients with degenerative joint disease showed more flexed head posture than control group did in cephalometric profile. 5. Maximal mouth opening range in patients with internal derangement was the least in all subgroups in patients classified by Sonopak impression.
박철기,한경수,정호인 원광대학교 치의학연구소 1992 圓光齒醫學 Vol.2 No.2
44 Temporomandibular Disorders(TMDs) patients with non-trauma and non-iatrogenic origin presented at Wonkwang University Dental Hospital. They were grouped into ewperimental subjects and 85 persons without TMDs were classified into control group. The objectives of this study was to investigate the effects of recent life changes on the symptom severity and treatment course of TMDs For that purpose, the author used several scales and indices, namely, Social Readjustment Rating Scale(SRRS) devised by Holmes and Rahe, SRRS-Korean revision by Hong and Jeong, Helkimo' s Anamnestic index, Clinical Dysfunction index, and Visual Analogue Scale treatment index(VAS Ti) transformend from VAS by the author. Data resulted from the investigation were collected by scale or index and processed with SPSS. The obtained results were as follows 1. Life change units(LCU) and values of indices of experimental group were higher than those of control group. 2. Life change units recorded with SRRS-Korean revision were higher than those with original SRRS in all cases and significant positive correlations existed, between The two. Therefore, clinical use of original SRRS in Korea is reliable and valid. 3. In experimental group, LCU were positively correlated with Helkimo' s Clinical Dysfunction index and VAS treatment index, but in control group LCU were not correlated with any items. From this, increase of life changes in patient with TMDs in likely to aggravate TMJ dysfunction and more likely to complicate treatment course.
자궁 경부암 환자의 림파선 폐 전이 1례 보고 : A Case Report
장병우,임옥경,박미혜,신효경,김향미,손영수,우복희,정호인,서정수 梨花女子大學校 醫科大學 醫科學硏究所 1994 EMJ (Ewha medical journal) Vol.17 No.1
Diffuse pulmonary Iymphangitic involvement secondary to cervical carcinoma is a rare form of pulmonary metastatic disease. A patient with recurrent squamous cell carcinoma of cervix presented with rapid deterioration with marked respiratory symptoms suggestive of pulmonary embolism and right heart faiure, with which the disease is often confused. Pulmonary Iymphangitic spread of the cancer was found postmortem. The pathogenesis of pulmonary Iymphangitic carcinomatosis is reviewed and diagnostic evaluation discussed.