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정창호(Chung, Chang-Ho),신진동(Shin, Jin-Dong),이우종(Lee, Woo-Jong) 대한국토·도시계획학회 2013 國土計劃 Vol.48 No.4
This study analyzed the demands for job based on the characteristics of residents from the viewpoint of sustainability at collective housing area. We derived the thirty-one types of job which are available at collective housing area and designed the questionnaire including moderator variables such as personal, housing and time. Furthermore, we conducted the survey at the six study sites which are different each other in size and date of completion and employed the structural equation model to analyze the effects among the variables. The results reveal that 1) economically disadvantaged residents are more likely to want to be employed in their community, 2) the bigger collective housing area have more job opportunities, and 3) the jobs for welfare and utilizing resources are ideal for economical sustainability of collective housing areas. This study may contribute the body of knowledge for sustainable job creation in residential area based on the demands of residents.
주민참여형 생활서비스시설 제공을 위한 주택단지 거주자 인식 분석
정창호(Chung, Chang-Ho),김태현(Kim, Tae-Hyun),신진동(Shin, Jin-Dong) 대한국토·도시계획학회 2013 國土計劃 Vol.48 No.6
This study aims to suggest a set of effective measures providing convenient service facilities for housing welfare based on the awareness and needs of residents in housing complexes. To do so, a survey was conducted to examine how much the 31 service items contribute to living convenience at present (awareness) and future (needs). A structural equation model was adopted for the analysis with moderating variables including personal, residential and temporal characteristics. The results reveal that 1) the awareness and the needs for convenient services have positive relationship each other, 2) they are not much affected by the moderating variables; and 3) those for each service item are different respectively. These findings would contribute to provide ideal types of convenient service facilities considering demand of residents.
이훈수,정창호,김기복,조병관,Lee, Hoon-Soo,Chung, Chang-Ho,Kim, Ki-Bok,Cho, Byoung-Kwan 한국축산식품학회 2010 한국축산식품학회지 Vol.30 No.2
The purpose of this study was to evaluate the freshness of chicken meat during 19 d of storage at $4^{\circ}C$ using a portable electronic nose. The portable system consisted of six different metal oxide sensors and a moisture sensor. Determination of volatile compounds with gas chromatography-mass spectrometry, total bacterial count (TBC), and 2-thiobarbituric acid reactive substances (TBARS) monitored the quality change of the samples. These results were compared with the results measured by the electronic nose system. TBC and TBARS measurements could be separated into five groups and seven groups, respectively, among ten groups. According to principal component analysis and linear discriminant analysis with the signals of the portable electronic nose, the sample groups could be clearly separated into eight groups and nine groups, respectively, among ten groups. The portable electronic nose demonstrated potential for evaluating freshness of stored chicken.