• Title/Summary/Keyword: Functionality evaluation

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A Study on the Quality Characteristics of Morning-Rolls with Bamboo Leaf Powder (대잎 분말을 첨가한 모닝롤의 품질 특성)

  • Kim, Mi-Kyung;Song, Byeng-Chun
    • Journal of the Korean Society of Food Culture
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    • v.23 no.5
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    • pp.639-645
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    • 2008
  • The objective of this study was to assess the quality characteristics of morning-rolls containing various levels (0, 4, 8, and 12%) of bamboo leaf powder. The results demonstrated that morning-roll volume decreased with increasing amounts of bamboo leaf powder, and as the bamboo leaf powder content increased, the Hunter's color 'L', 'a' and 'b' values were significantly reduced (p<0.05). For the amylogram characteristics, the addition of bamboo leaf powder to the flour reduced peak viscosity, holding strength, final viscosity, and setback. The results of the sensory evaluation demonstrated that control (0%) and 8% addition of bamboo leaf powder had the best scores in taste, color, flavor, texture, appearance, softness, wetness, residual mouth feel, and overall acceptability. Thus, it appears that by using 8% additions of bamboo leaf powder, the functionality, nutritional composition, taste, color, and flavor of morning-rolls containing bamboo leaf powder can be developed. This result will support the development of better quality bamboo-leaf morning-rolls.

Development of functional soy-based stew sauce including hot water extract of Cornus officinalis S. et Z (산수유 열수추출물을 첨가한 찜류용 기능성 간장소스 개발)

  • Kim, Jun-Ho;Oh, Hae-Sook
    • Journal of the Korean Society of Food Culture
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    • v.21 no.5
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    • pp.550-558
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    • 2006
  • We developed a kind of soy-based sauce for stews using three recipes and sensory evaluation processes, and examined the biological activities such as antioxidative, fibrinolytic and ${\alpha}$-glucosidase inhibitory activities of hot water extract of Cornus officinalis S. et Z in order to use as functional ingredient. The developed stew was composed of soy sauce $1\frac{1}{2}$ Tbsp, sugar $1\frac{1}{4}$ Tbsp, garlic, small green onion, powdered sesame and sesame seed oil $\frac{1}{2}$ tsp, respectively, ginger extract $\frac{1}{4}$ tsp, black pepper $\frac{1}{8}$ and water $\frac{2}{3}$C per 300 g of main ingredients(pork rib, chicken and dried pollack). It was evaluated more highly acceptable than the original recipes by sensory test. Replacement of water in the recipe of the developed stew sauce with hot water extract of Cornus officinalis S. et Z did' nt affect the sensory quality. From the above results. we concluded that hot water extract of Cornus officinalis S. et Z might be a excellent source to provide health functionality.

A Research on the Development of Design Framework through Case Analysis of Workwear (워크웨어 사례분석을 통한 디자인 프레임워크 개발 연구)

  • Huh Ga Young
    • Journal of Fashion Business
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    • v.27 no.5
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    • pp.135-145
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    • 2023
  • The purpose of this paper is to develop a workwear design framework that can be applied in workwear design. A general explorationstudy was conducted onworkwear concepts and market research to understand the importance and growth potential of workwear. Subsequently, representative brands specializing in workwear are selected, and a case analysis of workwear is conducted with a focus on jackets, pants, and overall items. As a result, four key characteristics of workwear are derived: Ergonomic Pattern-making, Certified Fabric, Specialized Color, and Customized Details. To present a model that considers the functional, expressive,and aesthetic aspects of workwear simultaneously, the 'Function Express Aesthetic' (FEA) model is utilized as the foundation. The 12 derived elements in the newly developed framework combine these four characteristics with three aspects (functional, expressive, and aesthetic), allowing for comprehensive consideration and validation of workwear conditions. The new framework will be used in subsequent research for developing workwear prototypes and is expected to enhanceworkwear production by employing a systematic approach during the design ideation and evaluation stages. By effectively integrating functional aspects with expressive-aesthetic values centered on the functionality of workwear products, this framework will provide.

Development of Reliability Measurement Method and Tool for Nuclear Power Plant Safety Software (원자력 안전 소프트웨어 대상 신뢰도 측정 방법 및 도구 개발)

  • Lingjun Liu;Wooyoung Choi;Eunkyoung Jee;Duksan Ryu
    • The Transactions of the Korea Information Processing Society
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    • v.13 no.5
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    • pp.227-235
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    • 2024
  • Since nuclear power plants (NPPs) increasingly employ digital I&C systems, reliability evaluation for NPP software has become crucial for NPP probabilistic risk assessment. Several methods for estimating software reliability have been proposed, but there is no available tool support for those methods. To support NPP software manufacturers, we propose a reliability measurement tool for NPP software. We designed our tool to provide reliability estimation depending on available qualitative and quantitative information that users can offer. We applied the proposed tool to an industrial reactor protection system to evaluate the functionality of this tool. This tool can considerably facilitate the reliability assessment of NPP software.

Drawing of Habitat Assessment Map and Conservation Value Assessment for Environmental Friendly Road Construction (환경친화적인 도로건설을 위한 생물서식처 보전가치 평가 및 지도화)

  • Kang, Ho-Geun;Park, Mi-Ran;Park, Tae-Kwen;Kim, Heung-Lae;Lee, Sang-Eun
    • Journal of Korean Society of Environmental Engineers
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    • v.31 no.8
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    • pp.611-618
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    • 2009
  • Road construction has been worked on by focusing on cost effectiveness such as the reduction of construction costs without understanding the natural environment and ecosystems. In addition, since ecosystems have been destroyed and the habitats of animals and plants have been isolated, wild animals have sought other habitats or have moved into isolated habitats. Thus, issues such as roadkills or the extermination of species are increasingly occurring. Based on this background, the development and application of a general assessment method need to be researched in order to verify whether or not spaces or habitats where animals can be inhabited and their species can be maintained exist. The purpose of this study is to develop an ecosystem map where a conservation value evaluation method considering the functions of an ecosystem where animals live as well as the naturalness of ecosystems is used and can be made into a drawing. The items applied to evaluate the habitat conservation values were naturalness, rarity, and functionality, and sub-items for evaluation were created. GIS as well as the evaluation items were used to create a digital map about the level of importance based on the evaluation criteria. The created digital map showed that it was not limited to the adjustment or distribution of the fauna and flora but was applicable for a general ecosystem evaluation method for the conservation of habitats. It is expected that the isolation of habitats would be able to be minimized if the digital map is used for road construction projects. The digital map is deemed to be able to be used for the construction of environmentally friendly roads, which will minimize the destruction of ecosystems and the isolation of habitats for creatures.

Research On Development of Usability Evaluation Contents and Weight of Importance for the Fire Detector Product (화재감지기 제품디자인 사용성 평가항목 개발 및 이해관계자 가중치평가 연구)

  • Jung, Ji-Yoon;Lee, Sang-Ki;Kim, Ji-Hyang;Yun, Su-Ji;Jang, Gi-Yong;Lee, Sung-Pil
    • The Journal of the Korea Contents Association
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    • v.19 no.1
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    • pp.404-412
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    • 2019
  • The purpose of this study is to develop the usability evaluation contents based on the needs of different stakeholder's related to the usability of the product, and to derive the design direction and apply it as the evaluation standard by applying the product design based on the results. I created a stakeholder map for a fire detector product and identified stakeholders related to usability. Based on 3 factors(Physical, cognitive, emotional) of the usability evaluation, I conducted survey on the building users and the building managers who have different requirements. There are 12 directions (ease of installation, durability, maintainability, additional functionality, effectiveness, attractiveness, visibility, consistency of information, environmental harmony, consistency, Image suitability, reliability). Through weighted analysis of three usability evaluation factors, I found factors were ranked in the same order of importance, but they were different in importance figure. Based on the results of the survey, overall product usability aspects were improved but effectiveness and environmental coordination aspects needed to be improved.

A Basic Study on User Experience Evaluation Based on User Experience Hierarchy Using ChatGPT 4.0 (챗지피티 4.0을 활용한 사용자 경험 계층 기반 사용자 경험 평가에 관한 기초적 연구)

  • Soomin Han;Jae Wan Park
    • The Journal of the Convergence on Culture Technology
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    • v.10 no.2
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    • pp.493-498
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    • 2024
  • With the rapid advancement of generative artificial intelligence technology, there is growing interest in how to utilize it in practical applications. Additionally, the importance of prompt engineering to generate results that meet user demands is being newly highlighted. Exploring the new possibilities of generative AI can hold significant value. This study aims to utilize ChatGPT 4.0, a leading generative AI, to propose an effective method for evaluating user experience through the analysis of online customer review data. The user experience evaluation method was based on the six-layer elements of user experience: 'functionality', 'reliability', 'usability', 'convenience', 'emotion', and 'significance'. For this study, a literature review was conducted to enhance the understanding of prompt engineering and to grasp the clear concept of the user experience hierarchy. Based on this, prompts were crafted, and experiments for the user experience evaluation method were carried out using the analysis of collected online customer review data. In this study, we reveal that when provided with accurate definitions and descriptions of the classification processes for user experience factors, ChatGPT demonstrated excellent performance in evaluating user experience. However, it was also found that due to time constraints, there were limitations in analyzing large volumes of data. By introducing and proposing a method to utilize ChatGPT 4.0 for user experience evaluation, we expect to contribute to the advancement of the UX field.

The Study on the Fitness Evaluation of Panty for Elderly Women (노년 여성의 팬티 치수적합성에 관한 연구)

  • Lee, Hyo-Jin;Kim, Jin
    • Journal of the Korean Society of Clothing and Textiles
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    • v.31 no.2 s.161
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    • pp.177-188
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    • 2007
  • The purpose of this study was to provide basic materials for the brief patterns and design development for the elderly women to select number 1 to 3 brands according to their brand preference surveying the elderly women with average shapes, and to compare and analyze the exterior fit and functionality. Accordingly, this study proposed basic materials needed for panty pattern suitable for average shapes of the elderly women. The results of the study are as follows: 1 . Looking into the style, they preferred white the best. Regarding the patterns, almost half preferred patterns and rest of them did not. With the panty with patterns, they wanted small and implicit flower patterns. The design they liked was midi, maxi and then mini in order. When looking into the brands, they preferred 'Company B', 'Company SS', 'Company SY', and then market products. The reason why they selected those panty was feeling of fitness, price and then material. 2. To classify the figures of elderly women, we grouped the subjects with strata method using minimal dispersion method. Type 1 is the average, type 2 is for obese women and type 3 is slender women. 3. 3 brands were selected that were produced using CM 40's and elderly women preferred best. When executing wearing test on two elderly women who have average figure according to the body measures in previous study and body measure of Size Korea total exterior evaluation score was Company A, B and C in order.

Stream Classification Based on the Ecological Characteristics for Effective Stream Management - In the Case of Nakdong River - (효율적인 하천관리를 위한 하천생태 특성을 고려한 유형 분류 - 낙동강수계를 대상으로 -)

  • Lee, Yoo-Kyoung;Lee, Sang-Woo
    • Journal of the Korean Society of Environmental Restoration Technology
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    • v.15 no.5
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    • pp.103-114
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    • 2012
  • The purpose of this research is classifying stream into different types depending on various factor from the perspective of stream corridor restoration and using it as basic data, which are used to consider efficient management and planning for the healthy stream according to the characteristic by types. In this study, 130 points of location of the Nakdong river basin which consist of various geographic factors have been chosen and hierarchical cluster analysis has been carried out in these points by using biological and physiochemical factors whose health can be considered to be predicted and evaluated. As a result of cluster analysis, there were three divided types. Type A whose biology and water quality are considered the best was the highest in forest area percentage so that it was classified into natural stream. Type B was classified into a rural region stream with a mixture of urban and agricultural region. Type C, with the most damaged water quality and biology health had the most urban region surface area and was named as urban region stream. Moreover, an overall restoration strategy according to characteristic by stream types was set. By the results of correlation analysis on factors, water quality showed a high correlation with biological properties and was affected by surrounding land usage. In evaluation of streams, it proves the need to consider not only other habitat's geographical and biological factors but also the water quality and land usage factors. There needs to be further research on stream ecosystem functionality factors and structural aspects by using a more objective and total evaluation result in selecting additional index and various other specific classification methods by stream types and its restoration strategies.

Evaluation of structural operativity of two strategic buildings through Seismic Model

  • Foti, Dora;Giannoccaro, Nicola Ivan;Greco, Pierluigi;Lerna, Michela;Paolicelli, Raffaele;Vacca, Vitantonio
    • Earthquakes and Structures
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    • v.19 no.1
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    • pp.45-57
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    • 2020
  • This paper presents the experimental application of a new method for seismic vulnerability assessment of buildings recently introduced in literature, the SMAV (Seismic Model Ambient Vibration) methodology with reference to their operational limit state. The importance of this kind of evaluation arises from the civil protection necessity that some buildings, considered strategic for seismic emergency management, should retain their functionality also after a destructive earthquake. They do not suffer such damage as to compromise the operation within a framework of assessment of the overall capacity of the urban system. To this end, for the characterization of their operational vulnerability, a Structural Operational Index (IOPS) has been considered. In particular, the dynamic environmental vibrations of the two considered strategic buildings, the fire station and the town hall building of a small town in the South of Italy, have been monitored by positioning accelerometers in well-defined points. These measurements were processed through modern Operational Modal Analysis techniques (OMA) in order to identify natural frequencies and modal shapes. Once these parameters have been determined, the structural operational efficiency index of the buildings has been determined evaluating the seismic vulnerability of the strategic structures analyzed. his study aimed to develop a model to accurately predict the acceleration of structural systems during an earthquake.