• Title/Summary/Keyword: WebM

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On the comparison of mean object size in M/G/1/PS model and M/BP/1 model for web service

  • Lee, Yongjin
    • International Journal of Internet, Broadcasting and Communication
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    • v.14 no.3
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    • pp.1-7
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    • 2022
  • This paper aims to compare the mean object size of M/G/1/PS model with that of M/BP/1 model used in the web service. The mean object size is one of important measure to control and manage web service economically. M/G/1/PS model utilizes the processor sharing in which CPU rotates in round-robin order giving time quantum to multiple tasks. M/BP/1 model uses the Bounded Pareto distribution to describe the web service according to file size. We may infer that the mean waiting latencies of M/G/1/PS and M/BP/1 model are equal to the mean waiting latency of the deterministic model using the round robin scheduling with the time quantum. Based on the inference, we can find the mean object size of M/G/1/PS model and M/BP/1 model, respectively. Numerical experiments show that when the system load is smaller than the medium, the mean object sizes of the M/G/1/PS model and the M/BP/1 model become the same. In particular, when the shaping parameter is 1.5 and the lower and upper bound of the file size is small in the M/BP/1 model, the mean object sizes of M/G/1/PS model and M/BP/1 model are the same. These results confirm that it is beneficial to use a small file size in a web service.

Clinical Experiences about Correction of Web Space Contracture and Syndactyly using V-M Plasty (V-M 성형술을 이용한 지간구축 및 합지증의 교정 임상례)

  • Kim, Eui-Sik;Park, Sang-Ryul;Hwang, Jae-Ha;Kim, Kwang-Seog;Lee, Sam-Yong
    • Archives of Plastic Surgery
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    • v.37 no.1
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    • pp.46-51
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    • 2010
  • Purpose: The loss of web space is caused by congenital syndactyly or acquired burn injury, trauma or surgery. Numerous surgical procedures have been described for restoration of the web space. Local flaps are usually preferred because of the easiness to perform and tolerable postoperative outcome. Among the various local flaps, the authors introduce V-M plasty for correction of web space contracture and syndactyly. Method: From March 2007 to Jun 2008, 4 patients underwent V-M plasty for correction of web space contracture and syndactyly. V-M plasty consists of 3 distinct triangular flaps. One triangular flap is designed next to the web region on the dorsal site of the hand, whereas the remaining 2 triangular flaps are placed on the volar site. The dorsal triangular flap is then placed between the volar adjacent triangular flaps. At the end of the operation, the involved fingers or toes are positioned in abduction to avoid kinking of the triangular flaps. Result: All the patients gained web functions with good esthetic appearance without any recurrence or complications. Mean follow-up was 8 months. Conclusion: V-M plasty is a safe, easy and rapid procedure to design and apply by using local tissues without the needs for a skin graft or risk of linear scarring and recurrence. The authors advise this versatile technique both in primary and recurrent cases of web space contracture and syndactyly.

Research on Service-Level Integration of ETSI M2M Platform with Heterogeneous Web Applications based on WSDL 2.0 (WSDL 2.0을 이용한 ETSI 표준 M2M 플랫폼과 이종의 웹 애플리케이션 간의 서비스 차원의 통합 방안 연구)

  • Park, Yunjung;Min, Dugki
    • Journal of the Korea Institute of Information and Communication Engineering
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    • v.17 no.8
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    • pp.1842-1850
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    • 2013
  • ETSI M2M Platforms provide general infra services for machine-to-machine communication. In this paper, we propose a service-level integration methodology which can integrate a ETSI M2M platform with heterogeneous web applications based on WSDL 2.0. Considered heterogeneous web applications are the ones that use SOAP, HTTP and CoAP protocols for inter-communication. The proposed WSDL 2.0-based service-level integration methodology includes the followings; (1) We present a method of how to describe standardized M2M platform service interfaces into a WSDL 2.0 document. (2) A proposed web client generator is used to generates SOAP, HTTP and CoAP client codes from the WDSL 2.0 document. (3) We propose protocol conversion proxies which translate protocols into other protocols in web service run-time.

Estimating the mean number of objects in M/H2/1 model for web service

  • Lee, Yongjin
    • International journal of advanced smart convergence
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    • v.11 no.3
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    • pp.1-6
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    • 2022
  • In this paper, we estimate the mean number of objects in the M/H2/1 model for web service when the mean object size in the M/H2/1 model is equal to that of the M/G/1/PS and M/BP/1 models. To this end, we use the mean object size obtained by assuming that the mean latency of deterministic model is equal to that of M/H2/1, M/G/1/PS, and M/BP/1 models, respectively. Computational experiments show that if the shape parameter of the M/BP/1 model is 1.1 and the system load is greater than 0.35, the mean number of objects in the M/H2/1 model when mean object size of M/H2/1 model is the same as that of M/G/1/PS model is almost equal to the mean number of objects in the M/H2/1 model when the mean object size of M/H2/1 model is the same as that of M/BP/1 model. In addition, as the upper limit of the M/BP/1 model increases, the number of objects in the M/H2/1 model converges to one, which increases latency. These results mean that it is efficient to use small-sized objects in the web service environment.

Mobile Art Park Guidance Application using Mobile MAP Open API

  • Jwa, Jeong-Woo;Ko, Sang-Bo;Lee, Deuk-Woo
    • International Journal of Contents
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    • v.7 no.2
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    • pp.11-16
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    • 2011
  • In this paper, we develop a mobile MAP open API using HTML5 local storage and the W3C geolocation API. The mobile MAP open API consists of the basic JavaScript MAP API, offline navigation API, and multimedia POI (mPOI) API. The basic JavaScript MAP API creates a map and controls, rotates, and overlays data on the map. The offline navigation API is developed using HTML5 local storage and web storage. The mobile web application downloads and stores mPOIs of works of art to local storage or web storage from a web server. The mPOI API is developed using HTML5 video and audio APIs. We develop a mobile art park guidance application using the developed mobile MAP open API.

WEB-BASED SERVICE REQUEST & FEEDBCK SYSTEM: THE LIFE CYCLE MANAGEMENT AS CONTINUOUS CUSTOMIZATION OF FACILITY INFORMATION

  • Jinsu Jeong;Kwang Jun Lee;Valerian Miranda
    • International conference on construction engineering and project management
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    • 2005.10a
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    • pp.836-840
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    • 2005
  • This research investigates the feasibility of Web technology as a means of delivering facility information for better support facility operation and maintenance. Our research proposes a Web-based feedback system as a pragmatic solution to the limitations of current FM (Facility Management) processes. In practice work orders and records are often misplaced resulting in lower efficiency and customer satisfaction. This may be overcome by a system that states information digitally and provides a Web-based interface. The interface could allow customers to report facility problems, trace their work order in progress, view schedules for maintenance and provide feedback for service online. The benefit for a FM department is that it can receive feedback on performance which would improve the quality of service and build a record of practical experiences.

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An Empirical Study on the Factors Affecting the Intention to Use M2E Services

  • Sang Hoon Lee;Min-Ju Kim;Su-Yeon Kim
    • Asia pacific journal of information systems
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    • v.33 no.3
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    • pp.792-811
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    • 2023
  • Recently, Web 3.0 services such as virtual currency, block chain, and NFT are attracting public attention. Users who depended on platforms are moving away from being dependent on service providers and moving to Web 3.0 services. Representative services of Web 3.0 include P2E (Play to Earn) and M2E (Move to Earn). In the case of P2E, various studies have been conducted as it is widely covered in the press and media, but research on M2E is relatively lacking. This study attempts to identify the intention to use M2E by using the expanded technology acceptance model. External factors were selected based on M2E's own characteristics and personal characteristics, a research model was designed, and the proposed hypotheses were verified through factor analysis and goodness of model fit. As a result of the study, it was confirmed that profitability, innovativeness, and self-expression had a positive effect on perceived characteristics, and that perceived usefulness, perceived enjoyment, and social influence had a positive effect on intention to use. Through the research results, practical implications for efficient service operation that meets the needs of users are presented to M2E platform providers.

A Study on the Structural Properties of RC Beams with Web Openings using Square Steel Tube (각형강관을 이용한 RC 유공보의 구조 특성 연구)

  • Lee, Seung-Jo;Park, Jung-Min
    • Proceedings of the Korea Concrete Institute Conference
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    • 2010.05a
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    • pp.85-86
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    • 2010
  • This study is aimed to investigate on the structural properties (like as strength, failure mode, ductility) of beams with web openings reinforced with steel tube of square. The main parameters are follows; 1) with and without web opening 2) the number of opening, 3) location of openings. In the quasi-static tests, structural properties of PFBS1A and PFBS2A were most superior. When the locations of opening are respectively maximal moment zone (M), shear (S), co-existence area of moment and shear (M+S), the specimen with web opening at maximal moment zone is not less than that without web opening in terms of strength and ductility.

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A Study on Recommendation Methods in Web Services: Existing Solutions and Their Limitations

  • Nasridinov, Aziz;Byun, Jeong-Yong
    • Proceedings of the Korea Information Processing Society Conference
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    • 2014.04a
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    • pp.606-607
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    • 2014
  • Due to Web Services' platform and language independent nature, many business corporations have used them for the integration of various applications. However, the growing amount of available Web Services on Web forms a new problem - how to select and recommend an appropriate Web Service that matches the user requirements. In this paper, we investigate recommendation methods in Web Services, and discuss their strength and limitations.

Antioxidant and Anti-inflammation Effects of Water Extract from Buckwheat (메밀 추출물의 항산화 및 항염증 효능)

  • Kang, Hyun Woo
    • Culinary science and hospitality research
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    • v.20 no.6
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    • pp.190-199
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    • 2014
  • This study was conducted to investigate the effects of the hot water extract from buckwheat (WEB) in RAW-264.7 macrophage cells against lipopolysaccharide (LPS). In these experiments, we evaluated the anti-inflammatory effects of WEB by measuring MTT assay, nitric oxide (NO), inducible NOS (iNOS) production, and cyclooxygenase-2 (COX-2) expression by Western blotting. The extracts showed a protective effect by increasing cell viability on LPS in RAW264.7 cells. WEB (0.25, 0.5, and 1.0 mg/mL) significantly suppressed LPS-stimulated production of NO. Also, WEB reduced the expression of iNOS and COX-2 proteins. The present results show that WEB has potent anti-inflammatory effects on RAW264.7 cells. In addition, WEB has various antioxidant effects as a result of 2,2'-azino-bis-(3-ethylbenzothiazoline-6-sulfonic acid) (ABTS) and 2,2-Diphenyl-1-picrylhydrazyl (DPPH) which possess a radical scavenging activity. The total polyphenol and flavonoid contents of the WEB were $13.22{\pm}3.69mg\;GAE/g$ extract and $38.53{\pm}5.20mg\;CE/g$ extract respectively. The present results give the understanding of biological activities of buckwheat and encourage their application for supplements.