• Title/Summary/Keyword: inspection of character

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The automatic tire classfying vision system for real time processing (실시간 처리를 위한 타이어 자동 선별 비젼 시스템)

  • 박귀태;김진헌;정순원;송승철
    • 제어로봇시스템학회:학술대회논문집
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    • 1992.10a
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    • pp.358-363
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    • 1992
  • The tire manufacturing process demands classification of tire types when the tires are transferred between the inner processes. Though most processes are being well automated, the classification relies greatly upon the visual inspection of humen. This has been an obstacle to the factory automation of tire manufacturing companies. This paper proposes an effective vision systems which can be usefully applied to the tire classification process in real time. The system adopts a parallel architecture using multiple transputers and contains the algorithms of preprocesssing for character recognition. The system can be easily expandable to manipulate the large data that can be processed seperately.

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Research of body characteristics and behavioral patterns in Jeju Dogs (제주견의 체형특성 및 행동패턴 조사연구)

  • Oh, Myoung-Oun;Park, Suk-Jae;Bae, Jae Ho;Kwon, Tae Jun
    • Korean Journal of Veterinary Service
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    • v.39 no.2
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    • pp.69-74
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    • 2016
  • Jeju Dogs have high academic value due to their unique characteristics and conditions, but they have received little attention in the research field. This paper attempts to secure fundamental data to clarify the general characteristics of Jeju Dogs. For this purpose, an inspection of the basic body shape was performed to establish the shape and breed standards. Jeju Dogs were also exposed to 12 behavior tests to check their distinct character categories and an objective ethogram was built on each of the character categories to conduct a behavior analysis. The body shape of 34 clinically healthy Jeju Dogs aged 18 months or older was inspected using ten divided parts. For the behavior analysis, 10 Jeju Dogs were examined. A variety of behavioral variables were recorded based on 12 behavior tests that were categorized into four characters: sociality, aggressiveness, anxiety and submissiveness. The results of the body shape inspection indicated that most of the male dogs' parts had larger measured values than the female dogs' parts. The behavior analysis results revealed that the Jeju Dog displays excellent qualities such as submissiveness, reliability and fidelity and, hence, it is believed that this breed of dog is very appropriate for most duties and has the potential to be a household dog or working dog.

A basic study on the diagnostic values of facial color and shape (얼굴의 진단적인 가치에 대한 기초적 연구)

  • Kim, Gyeong Cheol;Lee, Jeong-Won
    • The Journal of the Society of Korean Medicine Diagnostics
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    • v.22 no.1
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    • pp.19-31
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    • 2018
  • For the purpose of the basic educated-establishment on the diagnostic methods of "facial color and shape which reflect human's spiritual essence and personality", we study on the diagnostic value and application of the human face. The study's domain is divided the form and color of human face. And the form and color of human face is respectively observed the diagnostic value and contents. The form of human face reflect plenty the information of the mankind, and the observation of the face is applied to the "Physiognomie" refering to the external features of humans. Therefore the diagnosis on the form of human face is the primary factor in the grouping of five-element human, the discrimination of the Sasang constitution, and the classification of Hyunsang type. The color of human face reflect the physical information of internal organs and the pathological change of disease, therefore we examine the region, character and grade of disease by the inspection of complexion including the changes of color and luster of the facial skin. The inspection on the color is also the primary factor in the grouping of five-element human, the classification of Hyunsang and the differentiation of syndromes. The value of the inspection of complexion including the changes of color and form of the face is widely known. In the future, we think, we need to study more about the theory of the diagnostic value and application of the human face.

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Development & the analysis of application effect of middle school HE text teaching-learning lesson plans for character education in cultivating gratitude disposition (감사성향 함양을 위한 중학교 가정과 인성교육 교수.학습 과정안 개발 및 수업 적용의 효과 분석)

  • Kim, Sung-Gyo;Wang, Seok-Soon
    • Journal of Korean Home Economics Education Association
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    • v.23 no.2
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    • pp.17-35
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    • 2011
  • The purpose of this study was to determine the possibility of character education in the middle school home economics program: by extracting learning factors that can cultivate gratitude disposition from the eighth grade in the unit of 'clothing life' of middle school HE text, developing five teaching-learning lesson plans and learning materials, and applying them in classrooms to see any changes in gratitude disposition standards before and after its application. Five teaching-learning lesson plans for the cultivation of gratitude disposition were developed, and completed after three experts in home economics verified their validity and revised them. From June 1, 2010 to June 30, 2010, five classes were to 210 grade students at a Gyeongbuk Junior School, and dispositions were investigated before and after the classes. Gratitude disposition standards used GQ-6, like McCullough, and for before-and-after-inspection comparison, t-test and analysis of open-ended questionnaires were carried out. The results proved the instruction effective. Before the class for the cultivation of gratitude disposition, students had a gratitude disposition average of 2.87(out of 5). After the class, the average was 3.35, which shows that students had improved considerably. Also, in analysis of a open-ended questionnaire, it was said that the class had been provided the opportunity to think about the value of nature and neighbors and that the class content reminded them about appreciation. In conclusion, for the character education in other areas of middle school home economics, teaching-learning lesson plans development must be attained to further this character education program.

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Application of Vibration Method for Estimation of Tension Force of Stay Cables in World-Cup Stadiums (월드컵경기장 지지케이블의 장력추정을 위한 진동법의 적용성 평가)

  • Chang, Kug-Kwan
    • Journal of the Korea institute for structural maintenance and inspection
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    • v.13 no.6 s.58
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    • pp.156-165
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    • 2009
  • This study is to consider the character of cables in six World-Cup stadiums constructed in 2002 and to inspect problems on measurement natural frequencies interpretation and application of existing theory. The results of the experiment were shown that it was possible to determine the tension force of the real cables with an accuracy of 8% by taking the cable bending stiffness. But for the range of cable affected greatly by bending stiffness(${\xi}{\leq}7$), it was appeared the tendency to increase estimated error and was considered to need additional study of this range. Estimated tension error could not be improved so much in comparison to the case using single mode of vibration even through multiple modes of vibration were used.

Application of Guided Ultrasonic Wave Technology for Evaluation of Welding Part in Cooling Water Pipe (냉각수 배관 용접부 평가를 위한 유도초음파 기술의 적용)

  • Gil, D.S.;Ahn, Y.S.;Park, S.K.
    • Journal of Power System Engineering
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    • v.14 no.5
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    • pp.36-40
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    • 2010
  • The ultrasonic guided wave propagates along with the given structure's wall direction. Because of this specific character, the ultrasonic guided waves arc used in many other fields. Especially, it can be readily utilized for nondestructive inspection of various structures that are made up of gas pipes, heat exchanger tubes, and thin plates. Further, the guided wave technology can be readily utilized when inspecting pipes or thin plates which pose high risk of the accident but for which the nondestructive inspection itself is impossible because it is difficult to get to them since they are coated or buried underground. In the other hand, conventional ultrasonic testing such as thickness gauging uses bulk waves and only tests the region of structure immediately below the transducer. As a result of the application about inlet and outlet cooling water line using guided wave test, we conformed that the overall corrosions were in the lower side of the 304.8 mm inlet valve and these corrosions were engaged in not locally but through the lower side of the valve line. In the near future, we can expect that the detectable defect size is smaller than before along with the development of the sensing technology.

Pattern Partitioning and Decision Method in the Semiconductor Chip Marking Inspection (반도체 부품 마크 미세 결함 검사를 위한 패턴 영역 분할 및 인식 방법)

  • Zhang, Yuting;Lee, Jung-Seob;Joo, Hyo-Nam;Kim, Joon-Seek
    • Journal of Institute of Control, Robotics and Systems
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    • v.16 no.9
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    • pp.913-917
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    • 2010
  • To inspect the defects of printed markings on the surface of IC package, the OCV (Optical Character Verification) method based on NCC (Normalized Correlation Coefficient) pattern matching is widely used. In order to detect the micro pattern defects appearing on the small portion of the markings, a Partitioned NCC pattern matching method was proposed to overcome the limitation of the NCC pattern matching. In this method, the reference pattern is first partitioned into several blocks and the NCC values are computed and are combined in these small partitioned blocks, rather than just using the NCC value for the whole reference pattern. In this paper, we proposed a method to decide the proper number of partition blocks and a method to inspect and combine the NCC values of each partitioned block to identify the defective markings.

A Study on Automatic Inspection Technology of Machinery Parts Based on Pattern Recognition (패턴인식에 의한 기계부품 자동검사기술에 관한 연구)

  • Cha, Bo-Nam;Roh, Chun-Su;Kang, Sung-Ki;Kim, Won-il
    • Journal of the Korean Society of Industry Convergence
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    • v.17 no.2
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    • pp.77-83
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    • 2014
  • This paper describes a new technology to develop the character recognition technology based on pattern recognition for non-contacting inspection optical lens slant or precision parts, and including external form state of lens or electronic parts for the performance verification, this development can achieve badness finding. And, establish to existing reflex data because inputting surface badness degree of scratch's standard specification condition directly, and error designed to distinguish from product more than schedule error to badness product by normalcy product within schedule extent after calculate the error comparing actuality measurement reflex data and standard reflex data mutually. Developed system to smallest 1 pixel unit though measuring is possible 1 pixel as $37{\mu}m{\times}37{\mu}m$ ($0.1369{\times}10-4mm^2$) the accuracy to $1.5{\times}10-4mm$ minutely measuring is possible performance verification and trust ability through an experiment prove.

The Formative Characteristics of Contemporary Fashion Design Adapting the Cubism - Focused on the Fashion since 2010 - (큐비즘(Cubism)이 활용된 현대 패션디자인의 조형적 특성 - 2010년 이후를 중심으로 -)

  • Yoon, Jeong-A;Lee, Younhee
    • Journal of the Korea Fashion and Costume Design Association
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    • v.15 no.4
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    • pp.209-221
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    • 2013
  • This study has attempted to investigate the effect of cubism on fashion and figure out how its formative characteristics have been expressed in contemporary fashion in the 21st century, focusing on the period since 2010. The propose of the study is to broaden research scope in fashion design through analysis and inspection on formative aspects among the cases which have proposed brand - new fashion designs by adapting cubism in fashion. To find out the characteristics of cubism in painting and formative characteristics of contemporary fashion in which the characteristics of cubism are reflected, a literature review has been conducted by referring to domestic and foreign books, previous papers, academic journals and Internet resources on cubism. For an empirical study, in addition, photos of cubism-applied modern fashion have been collected and analyzed through http://www. samsungdesign.net. The following results have been obtained: First, the formative characteristics of cubism were obtained in following categories; character of figure, simultaneity, reiteration and facticity. Second, according to analysis on cases after applying the formative characteristics on contemporary fashion design, the character of figure by the geometric shape of cubism was observed in fashion as well. After dismantling and reconfiguring garments, simultaneity has been expressed in an exaggerated and distorted manner through regular and repetitive overlapping or overlapping of irregular shapes. In terms of facticity, novelty has been delivered with the use of heterogeneous materials, using collage and patchwork techniques. Third, simplicity and functionality in cubism - style garments in the early 20th century have disappeared in contemporary design in the 21st century. Now, a dynamic aspect is only found. Fourth, unlike common paintings, 2D textiles are added to a 3D body in fashion design. In addition, it can be observed from multiple angles depending on the movement so that it can display more diverse shapes. Therefore, it could be the origin of inspiration to many designers.

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Development of vision system for the recognition of character image which was included at the slab image (슬라브 영상에 포함된 문자영상의 인식을 위한 비전시스템의 개발)

  • Park, Sang-Gug
    • Journal of Korea Society of Industrial Information Systems
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    • v.12 no.1
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    • pp.95-100
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    • 2007
  • In the steel & iron processing line, some characters are marked for the material management in the surface of material. This paper describes about the developed results of vision system for the recognition of material management characters, which was included in the slab image. Our vision system for the character recognition includes that CCD camera system which acquire slab image, optical transmission system which transmit captured image to the long distance, input and output system for the interface with existing system and monitoring system for the checking of recognition results. We have installed our vision system at the continuous casting line and tested. Also, we have performed inspection of durability, reliability and recognition rate. Through the testing, we have confirmed that our system have high recognition rate, 97.4%.

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