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이진성(Lee Jinsung) 한국사회언어학회 2014 사회언어학 Vol.22 No.3
This study is a follow-up study of Lee's(2001) “A study of malpractice of orthography among Korean college students-with a special emphasis on the influence of chatting language”. Within the similar research framework, Some malpractice of orthography in current college students' essays were compared with those of Lee's. The aim of this study, therefore, is to find out how, in what aspects and extents, the influence of chatting language on formal written language has manifested different characteristics after a span of 13 years. Regardless of the drastically increased use of chatting language these days, most of its characterizing features were found to be significantly declined in current students' essays, compared with Lee's(2001). Expressions or vocabularies mainly suitable for spoken colloquial language, however, were observed to be adopted much more frequently and freely in formal written essays. This study additionally investigated the Korean orthography rules on separating words, which were not dealt in Lee's. Violations relating to separating words were found to be seriously grave, which can be considered as a direct negative influence of general writing practice of chatting language, where the rules are routinely ignored chiefly for the economy of space and time.
이진성(Jinsung Lee),정규원(Kyuwon Jeong) 한국생산제조학회 2017 한국생산제조학회지 Vol.26 No.4
A wheel dynamometer was installed between the rim and axle hub to measure the forces and moments applied to a vehicle. The wheel dynamometer was composed of sensing and signal processing components. Because the sensing component contained a complex structure to sense the six components of the forces and moments and the wheel rotated along with the vehicle movement, sophisticated signal processing hardware and a software algorithm were used. The strains and the calibration matrices of the wheel dynamometer along the wheel rotation angle were investigated using FEM. From the analysis, the calibration matrices were simplified using a spline interpolation. Based upon these results, the signal processing component could be effectively designed and the firmware software could be simplified.