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이상홍(Sang-Hong Lee),윤은일(Eun-Il Yun),이상윤(Sang-Youn Lee),최영식(Young-Sik Choi) 한국정보과학회 2001 한국정보과학회 학술발표논문집 Vol.28 No.1A
네트워크 하드웨어와 인터넷 서비스 관련기술의 발전과 더불어 인터넷에서는 매일매일 상상하지 했던 새로운 서비스가 제공되고 있다. 새롭게 제공되는 대부분의 서비스는 이미지, 오디오, 디오와 같은 멀티미디어 컨텐트를 포함하고 있다. 현재 제공되고 있는 대부분의 검색서비스는 티미디어 컨텐트를 브라우징하거나 검색하는데 부적절하거나 비효율적이다. 따라서 멀티미디어 텐트를 효율적으로 검색하고 브라우징하는 새로운 검색서비스가 필요하게 되었다. 본 논문에서는 한국통신 멀티미디어연구소에서 개발한 멀티미디어 검색 시스템인 디어웨어즈[4]를 기반으로 하여 현재 서비스 중인 한미르의 멀티미디어 검색 서비스에 대한 반적인 시스템 구성을 살펴보겠다. 특히 빠르고 정확한 검색을 위해 데이트관리의 측면에서 모듈로 살펴보겠다.
창원시 아파트 미분양에 미치는 영향에 관한 연구 : 2016년 구조적 변화를 중심으로
성주한(Sung, Joo-Han),윤영식(Youn, Young-Sik) 한국부동산정책학회 2020 不動産政策硏究 Vol.21 No.3
The purpose of this study is to analyze the impact on unsold apartments in Changwon City before and after structural changes, and to examine the difference between the two periods. Through these differences, I would like to add policy suggestions for the management of unsold sales in Changwon City. The effect of this study on unsold apartments in Changwon before and after 2016 is as follows. Prior to 2016, the variable that had the greatest influence on the unsold apartments in Changwon city was the change rate of housing construction permit in Changwon City (GCHAHC), followed by the rate of change in the apartment chonsei price in Changwon City (GCHASCHONSEI). The change rate of housing construction permit in Changwon (GCHHC) has a negative (-) effect, and the performance of housing construction permit in Changwon was concentrated from 2011 to 2013. For this reason, even though there are many Changwon housing construction permit, it was found to have had a negative (-) effect because unsold sales in Changwon were reduced because all of them were satisfied by demand. In addition, the rate of change in apartment chonsei prices (GCHACHONSEI) in Changwon has a negative (-) effect. As the chonsei price rises and the sale price rises, the unsold apartments decreased even if the supply volume increased. Since 2016, the variable that has the greatest influence on the unsold apartments in Changwon City is the change rate of housing construction permits (GCHAHC) in Changwon City, followed by the rate of return on corporate bonds (GCPR). The change rate of housing construction permits of Changwon-si(GCHHC) has a negative (-) effect. Since 2016, demand has declined due to the stagnation of the Changwon city s economy, and the unsold apartments in Changwon city increased because the supply of housing construction completed in Changwon before 2016 continued to stagnate after 2 years and 6 months to 3 years. In addition, the corporate bond yield (GCPR) has a negative (-) effect, and the decline in interest rates was found to increase unsold sales in Changwon. It was found that the decline in interest rates increased the housing price, which increased the performance of the housing construction license in Changwon, thereby increasing unsold sales in Changwon.
신성윤(Shin Seong Youn),이새나리(Lee Sae Na Ri),윤영식(Yoon Young Sik) 한국부동산학회 2018 不動産學報 Vol.73 No.-
최근 청년 1인 가구가 지속적으로 증가함에 따라 생기는 주거 빈곤과 공급부족 같은 문제를 해소하기 위한 방안으로 셰어하우스가 떠오르고 있다. 본 연구는 이러한 점에 주목하여 셰어하우스의 운영수익 결정요인에 대하여 헤도닉 가격모형을 이용하여 실증적으로 분석을 하였다. 본 연구의 데이터는 셰어하우스의 운영업체 홈페이지의 자료를 활용하여 수집하였다. 해당 자료들은 셰어하우스의 임대료, 지역적 특성, 건물 특성, 셰어하우스 운영 특성 등의 정보를 포함하고 있다. 본 연구의 결과로 셰어하우스의 운영수익과 양(+)의 관계로 유의한 변수들은 ‘마포구’, ‘강남구’, ‘영등포구’, ‘지하철역 환승여부’, ‘방 수’, ‘상업용 빌딩’, ‘최대거주인원’, ‘발코니/베란다 여부’, ‘외국인거주 여부’, ‘방 유형’으로 나타났으며, 운영수익을 증가시키는 요인들로 분석되었다. 반면 운영수익과 음(-)의 관계로 유의한 변수들로는 ‘마트 최단거리’, ‘화장실 수’, ‘단독주택’, ‘빌라(다세대+다가구)’으로 나타났다. 본 연구는 청년 주거문제의 대안인 셰어하우스의 운영수익 결정요인을 분석하여 공급자 측면에서 셰어하우스의 트렌드와 효율적인 운영방안을 제시하고자 한다.
신성윤(Shin, Seong Youn),윤영식(Yoon, Young Sik) 한국주거환경학회 2018 주거환경(한국주거환경학회논문집) Vol.16 No.1
This study attempts to investigate the determinants of rent prices for share house in Seoul through empirical analyses with using Hedonic Price Model. This study data were collected from hompages of share house companies. The spatial scope of this study was limited in Seoul and the temporal scope was limited from September 2016 to March 2017. The collected data included monthly rent prices per one person, regional characteristics, building characteristics, and share house management characteristics. According to the result of this study, in the regional characteristics, there is a difference by regional locations in the rent prices of share house. The regional variables, which are Gangnam-Gu, Mapo-Gu, Yeongdeungpo-Gu, and Yongsan-Gu, increase the rent prices. As the distance of subway station and market become shorter, the rent prices become higher. Also, as the transfer of subway station becomes possible, the rent prices are raised. These results are reflected in the desire of convenience for purchasing foods and using public transportation. In case of commercial buildings, it is associated with higher rent prices than other types of buildings, whereas the multi-household house variable is associated with lower rent prices. Also, as the number of bathroom in share house increases, the rent prices are decreased. As the area of room in share house become wider, the rent prices are increased. From the result of the variable which is room type of share house, we could know that the rent prices are decreased as many people live with sharing a room as possible. The implication of this study is that it analyzes share house which is one of alternatives to solve problems such as poor housing of young single households, and suggests the trend and efficient management of share house. Here we expect that our research about share house, which has not studies actively yet, would contribute to the improvement for support and policies of share house.
김수식,김한삼,윤영식 대한금속재료학회(대한금속학회) 1996 대한금속·재료학회지 Vol.34 No.4
In order to improve the mechanical properties and the corrosion resistance, paste boronizing was carried out in the temperature range of 700℃∼1050℃. Mechanical properties were measured by the microhardness and abrasion tests, and corrosion resistance was examined by potentio dynamic polarization test. The microhardness and wear resistance were increased with the increase of the boronizing temperature. The microhardness of boronized samples was about 1600Hv, which is approximately ten times higher than those of the low carbon steel. The increase of microhardness can be attributed to the formation of borides such as FeB and Fe₂B within the samples. The wear resistance of the boronized samples also were 5 times higher than that of the low carbon steel. Annealing of the samples enhanced the wear resistance and the corrosion resistance significantly, but did not enhance the microhardness. The activation energy for boronizing on the low carbon steel measured as 227 kJ/㏖ below 874℃ and 117kJ/㏖ above 874℃