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디지탈 고밀도 기록 채널의 트랙간 간섭 감소를 위한 다채널 적응 PRML
강현우,전원기,조용수,윤대희 대한전자공학회 1995 전자공학회논문지-B Vol.b32 No.12
Misalignment of recording head position results in inter-track interference (ITI), which is a primary factor limiting radial(track) density in current digital magnetic channels. This paper proposes a multi- channel adaptive PRML for digital high-density recording channels, and compares it with the conventional single-channel PRML in the presence of ITI for the per- formance evaluation. Simulation results show that the proposed method removes ITI effectively when heal-misalignment occurs, then improving its performance significantly as compared with the single- channel PRML. As a result, it is confirmed that multi-channel adaptive PRML is well suited for high-density recording in digital magnetic channels.
텍스트 마이닝(Text-mining)기법을 활용한 젠트리피케이션 (Gentrification) 현상의 속도 분석 연구 -종로구 익선동 젠트리피케이션 현상을 중심으로
강현우,이희정 한국도시부동산학회 2018 도시부동산연구 Vol.9 No.3
Ik-seon dong is one of the hot place in Seoul especially in these days. This means lots of money and people have been gathering in Ik-seon dong, gentrification was resulted in here. This showed Seoul’s these day’s gentrification, Too fast. Actually Seoul wanted to make detailed design plan in Ik-seon dong, but because of rapid speed, it was really hard work. As a result the plan was made in 2018, but the gentrification of Ik-seon dong give lots of information. In this situation, for analysing the gentrification, proper information, such as land use, the number of visitors, would be needed. However it is really difficult work because there isn’t data base about that. Text-mining is a analysis method using social network, so in this research, there are proper opportunity to reveal Ik-seon dong’s Gentrification.
텍스트 마이닝 기법을 활용한 젠트리피케이션 속도의 변화분석 연구 - 익선동 젠트리피케이션 현상을 중심으로
강현우,이희정 한국도시부동산학회(구 도시정책학회) 2018 도시정책학회 학술대회 Vol.2018 No.11
Located in the core area of Jongno, Iksun-dong is a city-style hanok area, which has recently been transformed into a homey hanok atmosphere through cafes and other forms of hanok reconstruction. In particular, the Iksung-dong Gentrification phenomenon shows the typical characteristics of gentrification occurred in Seoul recently. The characteristic of this is that the space for the local residents is a space for outsiders, There is a difference from the reservation, There are also cases where missed times for policy responses are appropriate. In order to regulate the rate of change of the place-sex change process, it is necessary to analyze the factor affecting the speed according to the timing of the gentrification, and to discuss the policy to properly protect and win the neighborhood store. In this research, for finding speed of gentrification, using text-mining analysis which is a method of big data