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개선된 Google Activity Recognition을 이용한 상황인지 모델
백승은 ( Seung Eun Baek ),박상원 ( Sang Won Park ) 한국정보처리학회 2015 정보처리학회논문지. 소프트웨어 및 데이터 공학 Vol.4 No.1
Activity recognition technology is gaining attention because it can provide useful information follow user’s situation. In research of activity recognition before smartphone’s dissemination, we had to infer user’s activity by using independent sensor. But now, with development of IT industry, we can infer user’s activity by using inner sensor of smartphone. So, more animated research of activity recognition is being implemented now. By applying activity recognition system, we can develop service like recommending application according to user’s preference or providing information of route. Some previous activity recognition systems have a defect using up too much energy, because they use GPS sensor. On the other hand, activity recognition system which Google released recently (Google Activity Recognition) needs only a few power because it use ‘Network Provider’ instead of GPS. Thus it is suitable to smartphone application system. But through a result from testing performance of Google Activity Recognition, we found that is difficult to getting user’s exact activity because of unnecessary activity element and some wrong recognition. So, in this paper, we describe problems of Google Activity Recognition and propose AGAR(Advanced Google Activity Recognition) applied method to improve accuracy level because we need more exact activity recognition for new service based on activity recognition. Also to appraise value of AGAR, we compare performance of other activity recognition systems and ours and explain an applied possibility of AGAR by developing exemplary program.
알코중독 치료를 위한 Web 환경 시스템과 분석에 대한 연구
백승은,Paek, Seung-Eun 한국정보기술전략혁신학회 2006 情報學硏究 Vol.9 No.1
Medications or conitive-behavior methods have been mainly used as a treatment of alcoholism. lately the virtualy technology has been applied to the kink of alcoholic disorders. A virtual environment makes him having avility to over come the drink. In this study, we were implemented by making panorama images and 3D object modules using 3D MAX, VRML, JAVA. And the BAR stimulator that composed with a position sensor, head mount display, and audio system, is suggested. To illustrate the physiological difference between a person who has a alcoholism and without a liquor bottle, heart rate was measured during experiment, and also measured a person's HR after the virtual reality training. The system measures the Physiological signals such as ECG, Temperature, analyzes those data automatically. The system has two parts, one is physiological data acquisition part which gets the body signal, and the other one is mobile nuit which includes signal processing and transmission functions, And Bluetooth allows two parts to communicate with each other. we demonstrated the subjective effectiveness of virtual reality psychotherapy through the clinical experiment.
카릴 처칠의 『소유자들』에 나타난 여성의 경제력과 모성
백승은 ( Seung-eun Baek ) 21세기영어영문학회 2021 영어영문학21 Vol.34 No.4
The purpose of this study is to analyze the reversal of conventional gender roles, women’s economic power and motherhood in Caryl Churchill’s Owners. In Owners, male characters are passive and dependent on their wives, whereas female characters are more active and independent. Churchill avoids focusing on mere biological differences and displays new directions and possibilities for women’s liberation. This paper examines how women’s economic power affects the domestic environment and relationship with a husband through an analysis of two female characters. This paper also discusses motherhood, which has been idealized and degraded by men, and revitalize the power of motherhood that is exerted not only in the domestic environment and personal aspects, but also in the social aspect. Owners shows that women should have economic means which will provide them with independence and liberation from oppression and have motherhood to change themselves and others. Both economic power and motherhood could be a powerful methods in overcoming oppression.
백승은,Paek, Seung-Eun 한국정보기술전략혁신학회 2009 情報學硏究 Vol.12 No.1
Ubiquitous society education students, teachers, parents, and educational administration systems, learning tools, and things connected to this one because it provides a learning environment in education for each student to determine their characteristics and needs, and even provide the required services for each student can. In other words, students and teachers within the school to concentrate on education and research activities of the intelligence service is the latest. The future of the ubiquitous era of ubiquitous era of education the future of the education side of the current lack of education to complement the new era of human resources required to foster a positive alternative to bear fruit for all members of our community's interest and commitment, wisdom and education officials, This will be together.
이동 멀티미디어 영상의 객관적인 품질측정 시스템 구현에 관한 연구
백승은(Seung-Eun, Paek),온진호(Jin-Ho Ohn),주해종(Hae-Jong Joo),홍봉화(Bong Wha Hong),김은원(Eun-Won Kim),박영배(Young Bae Park) 대한전자공학회 2007 대한전자공학회 학술대회 Vol.2007 No.7
This Paper provides perceptual metrics for video quality based on properties of human visual system, and audio quality based on human audition. All metrics work without reference signals, allowing non-intrusive, in-service measurements. A simple and easy-to-learn user interface displays the metrics and saves them in popular file formats like CSV.
백승은 ( Baeck Seung-eun ) (주)엘지씨엔에스(구 LGCNS 엔트루정보기술연구소) 2017 Entrue Journal of Information Technology Vol.16 No.1
아이폰의 등장과 함께 시작된 스마트폰이 최근 10년간 시장의 변화와 혁신의 중심을 주도해 왔다면, 이제 자율 주행, 커넥티드 서비스, 공유 모델 등으로 대별되는 스마트카가 향후 10년간 그 자리를 이어갈 양상이다. 맥킨지컨설팅에 따르면 기술적, 규제적 이슈들이 해결되어 갈 경우 2030년경에는 전 세계 신차 판매량의15%가 자율주행이 가능한 차량일 것으로 추정되고 있다. 이러한 성장의 전제조건인 기술적 이슈의 핵심은 차량의 인지, 판단, 제어절차를 고도화할 수 있는 센서, 네트워크, 데이터분석 기술 등의 고도화와 밀접하게 연관되며, 특히 내외부 데이터를 취합하고 실시간으로 분석하여 판단할 수 있는 알고리즘과 소프트웨어 기술의 중요성이 더욱 부각되고 있다. 자율주행의 본격적 적용을 위해서는 기술적 발전을 넘어, 규제 및 사회적 수용 여부도 필수불가결한 조건이 될 것으로 전망된다. 또한 자율주행은 자동차산업의 비즈니스 모델 자체를 일회성 신차구매소유형 모델에서 우버 등으로 대표되는 사용료 기반의 모빌리티 공유형 모델로의 전환을 가속화할 것으로 예상된다. 이러한 시점에 본 보고서에서는 자율주행 기술과 관련된 기술적 요소 중 기존 하드웨어 중심의 기술요소 외에, 통합적 소프트웨어 아키텍처, 외부 정보 센싱 및 지능형 알고리즘, 유연한 내외부 인터페이스, 사이버 보안 및 표준화 등의 소프트웨어적 특징을 살펴보고자 한다.
백승은,류종현,백승화,Paek, Seung-Eun,Ryu, Jong-Hyun,Beack, Seung-Hwa 대한전기학회 2001 전기학회논문지 D Vol.50 No.5
Acrophobia is an abnormal fear of heights. Medications or cognitive-behavior methods have been mainly used as a treatment. Lately the virtual reality technology has been applied to that kind of anxiety disorders. A virtual environment provides patient with stimuli which arouses phobia, and exposing to that environment makes him having ability to over come the fear. In this study, the elevator stimulator that composed with a position sensor, head mount display, and audio system, is suggested. To illustrate the physiological difference between a person who has a feel of phobia and without phobia, heart rate was measured during experiment. And also measured a person's HR after the virtual reality training and in a real building elevator. In this study, we demonstrated the subjective effectiveness of virtual reality psychotherapy through the clinical experiment.
Directional Filter와 Harmonic Filter 기반 화자 분리
백승은,김진영,나승유,최승호,Baek, Seung-Eun,Kim, Jin-Young,Na, Seung-You,Choi, Seung-Ho 한국음성학회 2005 음성과학 Vol.12 No.3
Automatic speech recognition is much more difficult in real world. Speech recognition according to SIR (Signal to Interface Ratio) is difficult in situations in which noise of surrounding environment and multi-speaker exists. Therefore, study on main speaker's voice extractions a very important field in speech signal processing in binaural sound. In this paper, we used directional filter and harmonic filter among other existing methods to extract the main speaker's information in binaural sound. The main speaker's voice was extracted using directional filter, and other remaining speaker's information was removed using harmonic filter through main speaker's pitch detection. As a result, voice of the main speaker was enhanced.