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안수연(Suyeon Ahn),김명순(Myung-Soon Kim),박병준(Byung-Joon Park),차호정(Hojung Cha) 한국정보과학회 2001 한국정보과학회 학술발표논문집 Vol.28 No.1A
본 논문은 웹을 이용하는 사용자들의 웹 문서 액세스 패턴을 파악하여 캐슁을 할 대상을 결정하고 관리하는 적응력이 있는 웹 캐슁 서버를 제안하고 구현한다. 빈번히 나타나는 순서열을 찾는 데이터 마이닝 기법을 캐슁 서버의 로그에 적용하여 순차적으로 액세스되는 웹 객체들을 찾아낸 다음, 필요한 경우 이들을 캐쉬 내에 선반입함으로써 히트율을 높이고, 따라서 캐쉬의 효율을 증가시킬 수 있는 캐슁 서버의 모델을 제시한다. 그리고 초기실험을 통하여, 제안된 캐슁 서버의 효율이 기존 캐슁서버에 비해 실제 상당히 증가함을 보였다.
불면증이 동반된 여성 갱년기 환자의 심박변이도 특성 분석 : 후향적 차트리뷰
안수연 ( Soo-yeon Ahn ),박은지 ( Eun-ji Park ),이지연 ( Ji-yeon Lee ),유정은 ( Jeong-eun Yoo ) 대한한방부인과학회 2017 大韓韓方婦人科學會誌 Vol.30 No.3
Objectives: The purpose of this study is to demonstrate Heart Rate Variability characteristics of menopausal patients with insomnia. Methods: From March 1, 2014 to June 20, 2017, Heart Rate Variability was measured in 102 menopausal patients who visited Cheonan Korean Medicine Hospital of Daejeon University. We compared accompanying symptoms and Heart Rate Variability values depending on sleep quality in menopausal women. Results: The accompanying symptoms of menopausal patients were as follows: hot flushes (45.1%), tiredness (25.49%), chest discomfort and palpitations (23.53%), headache (17.65%), arthralgia and muscular pain (17.65%), cold sensitivity of hands and feet (15.69%), urinary frequency (14.71%) and anxiety (10.78%). The frequency of chest discomfort and palpitation was significantly higher in the menopausal insomnia group than in normal sleep group. Comparing Heart Rate Variability between two groups, Standard deviation of the NN interval (SDNN), Total Power (TP), and Low Frequency (LF) values were significantly lower in insomnia group. Conclusions: Chest discomfort and palpitations were more frequent in insomnia patients in menopausal women than normal sleep group, and Standard deviation of the NN interval (SDNN), Total Power (TP), Low Frequency (LF) were significantly lower in HRV values.
도로 네트워크에서 부분적으로 주어진 방문 순서에 따른 경로 질의 계산 방법
안수연(SooYeon Ahn),정성원(Sungwon Jung) 한국정보과학회 2013 정보과학회논문지 : 데이타베이스 Vol.40 No.5
논문에서는 도로 네트워크 환경에서 부분적으로 주어진 방문순서에 따라 출발지로부터 각 타입의 포인트 데이터 한 개씩을 방문하여 도착지에 도달하는 근접최단경로를 찾기 위하여, 방문할 후보 포인트 데이터를 선정하는 효과적인 비용함수와 후보 포인트 데이터를 방문하는 근접최단경로를 찾는 경로 검색 기법 PRGA(Partial sequenced Route computation Greedy Algorithm)와 GCPRA(Globally Considered Partial sequenced Route computation Algorithm)를 제안하였다. PRGA은 Greedy 알고리즘을 사용하여 근접최단경로를 구하는 방법이며, GCPRA은 후보 포인트로 구성된 가능한 모든 경로를 고려하여 근접최단경로 구하는 기법이다. 제안한 두 개의 근접최단경로 검색기법의 성능분석 결과 기존의 기법 보다 더 최단경로에 근접한 경로를 생성하는 것으로 나타났다. This paper addresses the problem of finding the approximate shortest route that visits one candidate point for each POI (Point Of Interest) type from the start to the destination by using a partially given visiting sequence of POI types. We first propose an effective cost function that selects candidate points for each POI types. We then propose two approximate shortest route computation algorithms, PRGA (Partial sequenced Route computation Greedy Algorithm) and GCPRA (Globally Considered Partial sequenced Route computation Algorithm), which pass through the selected candidate points in road networks according to a partially given visiting sequence of POI types. PRGA computes an approximate shortest route based on a greedy algorithm, whereas GCPRA computes an approximate shortest route by considering all possible routes of candidate points. The performance analysis of the two proposed algorithms shows that they generate the better approximate shortest routes than the existing methods.
겨드랑이막증후군을 가진 유방암 환자들의 도수림프배출법과 고주파 투열치료가 통증, 부피, 기능 및 삶의 질에 미치는 효과 : 사례군 연구
안수연 ( Soo-yeon Ahn ),신원섭 ( Won-seob Shin ) 대한통합의학회 2021 대한통합의학회지 Vol.9 No.4
Purpose : The purpose of this study was to apply manual lymphatic drainage (MLD) and high-frequency diathermy (HFD) to patients with axillary web syndrome (AWS), one of the side effects of breast cancer surgery, and to treat upper extremity pain, volume, function of the upper extremity, (joint range of motion; ROM, disabilities of the arm, shoulder and hand; DASH) and quality of life before and after treatment. It is to determine the effect of treatment by checking the level change. Methods : This study is a case series. A total of 5 patients diagnosed with AWS after breast cancer surgery voluntarily participated in this study. The intervention program consisted of stretching, MLD and HFD. It was conducted 3 times a week for 30 minutes for 4 weeks. In order to compare the effects of pain (numeric pain rating scale; NPRS), volume, upper limb function (ROM, DASH) and quality of life (the European organization for research and treatment of cancer quality of life questionnaire-breast, EORTC QLQ-BR23) evaluations were compared before and after 4 weeks of intervention. All measured variables were analyzed and expressed as mean, standard deviation and percentage. Results : The shoulder NPRS level of the subjects in all case groups decreased, the volume decreased and the shoulder flexion, abduction ROM increased. It showed improvement in DASH and quality of life, QLQ-BR23. Conclusion : After breast cancer surgery, we confirmed the possibility that MLD and HFD treatments could be effective in improving pain, decreasing volume, increasing upper extremity function, and quality of life for patients who have difficulties with AWS. The possibility has been confirmed, and additional research is needed by increasing the number of participants in the experiment in the future.
안수연(Suyeon Ahn),박병준(Byung-Joon Park),차호정(Hojung Cha) 한국정보과학회 2002 한국정보과학회 학술발표논문집 Vol.29 No.1A
본 논문에서는 MPEG-4 컨텐츠 스트리밍을 목적으로 MPEG-4 시스템 사양을 기반으로한 컨텐츠 저작 시스템을 설계하고 구현하였다. 구현된 컨텐츠 저작 시스템은 사용자가 쉽고 편리하게 컨텐츠를 저작할수 있는 인터페이스를 제공하고 파일 재생을 위해 MPEG-4 파일을 생성한다. 또한 스트리밍을 위해서 각각의 미디어 데이터를 싱크레이어 패킷화된 미디어 데이터, BIFS, OD, IOD 파일로 생성하여 스트리밍 시에 사용하여 스트리밍이 가능하도록 하였다.
안수연(Ahn Suyeon) 한국아동청소년문학학회 2017 아동청소년문학연구 Vol.- No.20
North Korean defectors are increasing. From the initial ‘political defection’, to the ‘economic defection’, and ‘immigration defect’ is recent fashion. The North Korean fairy tales are stories about children who have escaped from North Korea. North Korean defectors who have escaped to North Korea settled in China, third countries, or Korea. The settled North Korean child can not adapt to the society, and becomes a ‘marginal man’. They have not forgotten the culture of the past and have not yet accepted the culture of the present society. At the boundary where they stand, the culture of North Korea and the culture of Korean society collide. The suffering of a North Korean defector children as a marginal man is relatively more severe than that of an adult. North Korean defector children suffer from inferiority. They suffer from the trauma of past suffering. Language is the biggest factor that makes a North Korean child experience a culture clashes. Subtle differences between Korean and North Korean languages cause unnecessary conflicts. North Korean defector children feel cultural alienation. The reason why the cultural alienation of the defector children should be resolved is clear. A healthy society does not allow internal cultural clashes to separate society itself. Conflicts should be for integration. The defector fairy tales suggest the ways for North Korean defectors to overcome alienation and conflict. Defector children in fairy tales escape from alienation through the disappearance of inferiority. The disappearance of inferiority is possible by establishing a relationship with another children. By recognizing and communicating with each other, homogeneity can be obtained. If they sympathize with each other, the inferiority of the North Korean defectors disappears. Various cultures coexist in a multicultural society. Cultural clashes occur everywhere. When various problems arising from cultural clashes are overcomed through empathy and communication, society can achieve internal integration. It stands out from the conflict and becomes healthier. This method of resolving conflicts proposed by defector children tales can be equally applied to multicultural families. The North Korean fairy tale began as a literary accusation that notifies the misery of the North Korea. But by presenting the method of internal integration, it secured the status of literature of communication and sympathy. After that, North Korean fairy tales will be changed to show how diversity acquired in the process of overcoming the cultural conflict serves as a potential to develop society. This direction is consistent with the direction of our society growth that has already become a multicultural society.