• Title/Summary/Keyword: SW Quality

Search Result 197, Processing Time 0.031 seconds

Calibration System Development for Multi-Image (다면 영상을 위한 캘리브레이션 시스템 개발)

  • Han, Jung-Soo;Kim, Gui-Jung
    • Journal of Digital Convergence
    • /
    • v.14 no.8
    • /
    • pp.305-311
    • /
    • 2016
  • If the automated image calibration system is performed in the position of non-experts, an expert will be required in every case inefficiently. But this requires an expert only when absolutely necessary. As well as the rapid system operation and efficient workforce can be managed. Image correction to perform projector inspection and management skills and to filter SW plug-in correction is that special theater system maintenance is not only managed efficiently, but also combined image analysis techniques can improve the technical perfection. This paper is to minimize the economic loss by developing a 10-bit High-depth and high-resolution $360^{\circ}$ projection image analysis technique and is to development of the special theater calibration system to effectively support quality.

DSM Generation and Accuracy Comparison Using Stereo Matching Based on Image Segmentation (영상 분할 기반의 스테레오 매칭 기법을 이용한 DSM 생성 및 정확도 비교)

  • Kwon, Wonsuk
    • Korean Journal of Remote Sensing
    • /
    • v.35 no.3
    • /
    • pp.401-413
    • /
    • 2019
  • The purpose of this study is to generate DSM using the stereo matching algorithm of worldview-1 stereo images and verify the accuracy of the generated DSM. To generate DSM, RPC block modeling was performed to correct RPC errors, and image matching was performed using SGM, which is a stereo matching algorithm after the epipolar image was generated. The COST for SGM was calculated by using CENSUS, and 4-paths and 8-paths were applied for COST aggregation in SGM. To verify the quality and accuracy of the generated DSM, it was compared with the LiDAR-derived DSM and the DSM generated by commercial SW. The results showed that the vertical accuracy of the generated DSM using 4-paths of COST aggregation was 1.647 m to 3.689 m (RMSE). In case of using 8-paths of COST aggregation was 1.550 m to 3.106 m (RMSE).

Proposal of Informatization Performance Management Model for the ETO-based Shipbuilding and Marine Industry (ETO 기반 조선해양분야를 위한 정보화 성과관리모형 제안)

  • So, Seung-Uk;Kim, Seung-Hee
    • The Journal of the Institute of Internet, Broadcasting and Communication
    • /
    • v.21 no.2
    • /
    • pp.157-167
    • /
    • 2021
  • Despite the importance of information technology, research on information-oriented performance management and performance management methods are very insufficient. In this paper, the SSU-ITPM model, a company-wide informatization performance evaluation and management model that reflects the characteristics of the shipbuilding and marine industry with high cooperative and process complexity, was presented. This model consisted of informatization planning and project management, informatization field utilization evaluation, informatization utilization quality evaluation, informatization user satisfaction evaluation, and informatization effect achievement evaluation. In addition, through the application of Company D, the feasibility of practical application of the model was confirmed. This study is expected to provide a practical reference model for informatization performance management of ETO plant-based companies such as the shipbuilding and offshore sector.

Comparison of Meat Quality Characteristics of Wet- and Dry-aging Pork Belly and Shoulder Blade

  • Hwang, Young-Hwa;Sabikun, Nahar;Ismail, Ishamri;Joo, Seon-Tea
    • Food Science of Animal Resources
    • /
    • v.38 no.5
    • /
    • pp.950-958
    • /
    • 2018
  • The physicochemical characteristics and oxidative stability of wet-aged and dry-aged pork cuts were investigated at different aging periods (1, 7, 14 and 21 d). Samples were assigned into four groups in terms of shoulder blade-wet aging (SW), shoulder blade-dry aging (SD), belly-wet aging (BW), and belly-dry aging (BD). SD showed significantly higher pH at 21 d of aging than the other samples. Wet-aged cuts had significantly higher released water (RW) %, lightness ($L^*$) and shear force compared to the dry-aged meats. Sodium dodecyl sulfate-polyacrylamide gel electrophoresis (SDS-PAGE) analysis showed greater degradation of proteins for dry-aged cuts than the wet-aged cuts. At the end of aging, wet-aged cuts showed significantly lower thiobarbituric acid-reactive substances (TBARS) value than the dry-aged samples, indicating higher oxidative stability for wet-aged pork cuts. However, dry-aging led to higher degradation of proteins resulting in increased water-holding capacity (WHC) and decreased shear force value.

A Study on Development of Test Process Improvement Model (테스트 프로세스 개선 모델 개발에 관한 연구)

  • Yang, Ju-Mi;Bae, Wook;Han, Hyuk-Soo;Shin, Seok-Kyoo;Kim, Kyoung
    • Proceedings of the Korea Information Processing Society Conference
    • /
    • 2005.05a
    • /
    • pp.251-254
    • /
    • 2005
  • 소프트웨어 품질의 중요성이 커짐에 따라, 기업들은 품질을 높이기 위해 테스트에 많은 노력을 기울이고 있다. 최근에는 테스트 성과를 높이기 위한 방법중의 하나로 테스트 프로세스 개선이 주목 받고 있다. 이를 위해 기업들은 SW-CMM(Capability Maturity Model for Software), CMMI(Capability Maturity Model Integration)와 같은 일반적인 프로세스 개선 모델들이나, TMM (Test Maturity Model), TPI (Test Process Improvement Model), TCMM (Testing Capability Maturity Model)과 같은 테스트 프로세스 개선 모델들을 적용하고 있다. 그러나 일반적인 프로세스 개선 모델들은 테스트 관련 이슈를 충분히 다루고 있지 않고, 테스트 프로세스 개선 모델들은 구조가 불완전하거나 내용이 충분하지 않아 적용 시 많은 어려움이 있다. 이에 본 논문에서는 TMM 과 CMMI 를 기반으로 조직들의 테스트 프로세스 확립이나 개선을 지원할 수 있는 새로운 테스트 프로세스 성숙도 모델인 TPMM(Test Process Maturity Model)을 연구, 개발하였다. 개발된 TPMM 을 통해 조직에서 테스트 프로세스를 개선하고, 심사하는 것을 지원할 수 있을 것으로 기대된다.

  • PDF

Flux Footprint Climatology and Data Quality at Dasan Station in the Arctic (북극 다산기지에서의 플럭스 발자취 기후도와 플럭스 자료 품질)

  • Lee, Bang-Yong;Choi, Tae-Jin;Lee, Hee-Choon;Yoon, Young-Jun
    • Journal of the Korean Geophysical Society
    • /
    • v.8 no.4
    • /
    • pp.201-205
    • /
    • 2005
  • Turbulent fluxes of heat, water vapor, and CO2 have been measured since August, 2003 at Dasan Station (78o 55’ N, 11o50’E) in the Arctic. These data can allow us to better understand the interactions between the Polar ecosystems and the atmosphere together with those at King Sejong Station in the Antarctic. Due to the buildings and measurement platforms around the flux tower, it is required to evaluate how they influence measured flux data. By using one-year turbulence statistics data and footprint model, flux footprint climatology was analyzed together with data availability. The upwind distance of source area ranged from 150 to 300 m, where the buildings and measurement platforms existed. However, flow distortion due to them may be not a major factor to reduce the data availability significantly. Based on, the dominant wind direction of SW and footprint climatology, the location of flux tower is considered suitable for flux measurement.

  • PDF

Quality characteristics of fermented vinegar prepared with Seomaeyaksuk (Artemisia argyi H.) extract (섬애약쑥 주정 추출물로 제조한 발효식초의 품질특성)

  • Shin, Ji Hyeon;Kang, Min Jung;Byun, Hee Uk;Bea, Won Yoel;Shin, Jeong Yeon;Seo, Weon Tack;Choi, Jine Shang;Shin, Jung Hye
    • Food Science and Preservation
    • /
    • v.24 no.5
    • /
    • pp.647-657
    • /
    • 2017
  • This study was carried out to investigate the quality characteristics of vinegars containing jaceosidin and eupatilin using Artemisia argyi H. ethanol extract (AEE). 10% malt extract (ME) and water extract of Artemisia argyi H. (AWE) were also prepared for vinegar production. Three kinds of materials were mixed in the same amount to prepare vinegar as follows; CO (ME, water, 18% edible ethanol), SE (ME, water, and AEE), SW (ME, AWE, and 18% edible ethanol) and SM (ME, AWE, AEE). All samples were fermented by Acetobacter pasteurianus A8 at $30^{\circ}C$ for 25 days and analyzed at 10, 15, 20 and 25 days. The pH decreased significantly during the fermentation. pH was lower in SE and SM than CO and SW. The acidity increased significantly during the fermentation, and was highest in SM (4.44%) at 25 days of fermentation. The concentration of acetic acid was higher than other organic acids for all vinegars. Jaceosidin and eupatilin were not detected in both CO and SW, but both were detected in the SE and SM. At 25 days of fermentation, jaceosidin and eupatilin concentrations in SE and SM were 6.49-6.88 mg/kg and 2.23-2.24 mg/kg, respectively. From these results, we confirmed that production of vinegar containing jaceosidin, eupatilin and phenolic compounds can be prepared by using Artemisia argyi H. edible ethanol extract.

An Importance Analysis of National Competency Standard for 4-year College Information Systems Development Curriculum (국가직무능력표준(NCS)의 4년제대학 정보시스템개발 교육과정을 위한 중요도분석연구)

  • Kim, Jae Kyung
    • Journal of Korea Society of Industrial Information Systems
    • /
    • v.22 no.4
    • /
    • pp.117-129
    • /
    • 2017
  • The Purpose of this Study is to Identify the Learning Modules of the National Competency Standard (NCS) Related to the Information Systems Development Curriculum of 4-year Colleges, to Explore the Possibility of Applying NCS to the Curriculum, and to Examine Implications. The Importance of 26 Competency Units in the Applied SW Engineering of NCS was Compared by Area Experts Composed of 14 Information Systems Developers and Professors of 7 Universities who Teach Software Engineering Subjects Through the Hierarchical Analysis Process (AHP). The Results of the Study as Follows. First, the Relative Importance of the Competency Elements was in order of 'Confirming the Requirements', 'Checking the UI Requirements', 'Designing the Physical Data Repository', 'Testing Developer Integration', and 'Fixing Developer Defects'. Second, while the Entry and Intermediate Level Developer Group Determined that the Competency Elements Related to the IS Development Implementation Stage is more Important, the Advanced IS Developer Groups Consider the Competency Elements Related to the Theory-oriented Design Stage as Important Competency. In Addition, the Group of College Professors was Found to Choose all the Practical and Theoretical Competency Elements that Two Developers Groups Considered Important. Implications of the Study Suggested that the Job Performance Competence and Quality of Education Related to IS Development can be Enhanced.

Design and Implementation of a Physical Network Separation System using Virtual Desktop Service based on I/O Virtualization (입출력 가상화 기반 가상 데스크탑 서비스를 이용한 물리적 네트워크 망분리 시스템 설계 및 구현)

  • Kim, Sunwook;Kim, Seongwoon;Kim, Hakyoung;Chung, Seongkwon;Lee, Sookyoung
    • KIISE Transactions on Computing Practices
    • /
    • v.21 no.7
    • /
    • pp.506-511
    • /
    • 2015
  • IOV is a technology that supports one or more virtual desktops, and can share a single physical device. In general, the virtual desktop uses the virtual IO devices which are provided by virtualization SW, using SW emulation technology. Virtual desktops that use the IO devices based on SW emulation have a problem in which service quality and performance are declining. Also, they cannot support the high-end application operations such as 3D-based CAD and game applications. In this paper, we propose a physical network separation system using Virtual Desktop Service based on HW direct assignments to overcome these problems. The proposed system provides independent desktops that are used to access the intranet or internet using server virtualization technology in a physical desktop computer for the user. In addition, this system can also support a network separation without network performance degradation caused by inspection of the network packet for logical network separations and additional installations of the desktop for physical network separations.

Voltammetric Assay of Antibiotics for Modified Carbon Nanotube Sensor

  • Ly, Suw-Young;Yoo, Hai-Soo;Lee, Chang-Hyun
    • Journal of the Korean Applied Science and Technology
    • /
    • v.29 no.3
    • /
    • pp.443-449
    • /
    • 2012
  • A investigation of electrochemical analysis of antibiotics Neomycin ($C_{23}H_{46}N_6O_{13}$) was searched using electrochemical square wave (SW) stripping and cyclic voltammetry (CV) using working sensor of the modified carbon nanotube combination electrodes, optimum diagnostic parameters were searched by anodic stripping, final conditions were attained to working range of 1.0-14.0 ng/L, detection limit (S/N) was found to be 0.6 ng/L. The developed method was discovered to be fitting in quality control in the food, pharmaceutical and other manufacturing sectors.