• Title/Summary/Keyword: use evaluation

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A Study on the Evaluation Factors of Websites that Offer Clothing and Ornament Related Information (의류관련정보를 제공하는 웹사이트 평가요인에 관한 연구)

  • 박길순;류신아
    • Journal of the Korean Society of Costume
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    • v.52 no.7
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    • pp.71-85
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    • 2002
  • The purpose of this study is (1) to research on the diverse evaluation criteria suggested in the existing literatures, selected the contents of the evaluation according to the evaluation factors, and examined whether they are appropriate for the evaluation of websites that offer Clothing and Ornament related information through reliability analysis - all to set the evaluation criteria for the websites that acquire data. In addition. (2) contents of evaluation which are deemed important by the users and developers were compared and recommended as the detailed evaluation contents according to evaluation factors. The results of this study were as follows. 1. The evaluation factors for the fashion websites that provide Clothing and Ornament related information were selected as follows: contents of the information(11 contents of evaluation), ease of use(12), screen design(10), accessibility(9), sensitive enjoyment(4), scope of information use(3), purpose(1), and target user(1). As result of reliability analysis. Cronbach's a contents of the information (0.76), ease of use (0.77), screen design (0.85), accessibility (0.81), sensitive enjoyment (0.71), and scope of information use (0.52). 2. When the level of importance for the detailed evaluation contents was examined from the user and developer point of view, recency of information. rapid speed for the websites access. fast loading of webtext and fast transmission speed topped the list as first, second and third places.

Development of Land Suitability Classification System for Rational Agricultural Land Use Planning (농지이용계획의 합리적 책정을 위한 농지적성 평가기법의 개발)

  • 황한철;최수명
    • Journal of Korean Society of Rural Planning
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    • v.3 no.2
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    • pp.102-111
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    • 1997
  • For rational agricultural land use planning, it is quite necessary to get hold of land suitability precisely and to make decision on land use patterns accordingly. In the methodological viewpoint, objective and scientific evaluation techniques for land suitability classification should be supported for the systematic land use planning. As one of technical development approaches to rational land use planning, this study tried to frame a land suitability evaluation system for agricultural purposes. Evaluation unit is defined as a tract of land bounded by road, other land units and topographical features. And quantification theory was applied in the determination works of evaluation criteria. The administrative area of Namsa-myon(district), Yongin-si(city), Kyunggi-do(province) was selected for the case study. In order to check the feasibility of the evaluation system developed in the study, field check team, consisting of 2 government officers and 2 representative farmers, carried out evaluation works by observation on 148 sample land units, 10% of total 1,480 ones. Between estimated and observed results, there showed very good relationship of its multiple correlation coefficient, R=0.9467.

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Use of Nondestructive Evaluation Methods in Bridge Management Systems (교량유지관리시스템에 있어서 비파괴 시험의 효율적 활용 방안)

  • 심형섭
    • Proceedings of the Korea Concrete Institute Conference
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    • 2000.10b
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    • pp.1291-1296
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    • 2000
  • A basis for the direct use of data from nondestructive evaluation methods in bridge management systems is presented. Bridge management systems use integer-valued condition ratings to recognize conditions of bridge elements, to model progression of deterioration, and to determine repair needs. Data from nondestructive evaluation methods can inform management systems on the extent of damage, on the initiation of deterioration processes, and on the exposure of bridge elements to aggressive agents. In addition, data obtained through nondestructive evaluation methods allow the formation of models of specific deterioration process. The use of these data in bridge management systems requires redefinition of condition ratings together with the creation of procedures for automated interpretation of data. By these action, nondestructive evaluation methods are directly used to assign condition ratings, and condition ratings are made into terse form of NDE data that are compatible with present day bridge management systems. This paper reports work in progress to strategic use of nondestructive evaluation methods in bridge management system.

An Exploratory Study on Collection Evaluation Indicators for the Collection Development Policy in Public Libraries (공공도서관의 장서개발정책 수립을 위한 장서평가 지표에 관한 탐색적 연구)

  • Oh, Ji-Eun;Jeong, Dong Youl
    • Journal of the Korean Society for information Management
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    • v.32 no.1
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    • pp.43-62
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    • 2015
  • This study was implemented to suggest various indicators of collection evaluation for collection development policy in public libraries. For the sake of the exploratory research, this study tried to show the usability of indicators of collection evaluation through actual data of a case study. Also to analyze indicators of collection evaluation, this study used the ten years circulation records of the Gwangjin District Public Library in Seoul. Majors indicators of collection evaluation were the rate of use and use factor of purchasing books by annual, the rate of use and use factor of librarian's recommended books by annual, the rate of non circulating books by annual, and the rate of use by residence annually.

A Study on the Facility Management Method through Actual Condition of Space Management - Based on the National University (공간관리 현황조사를 통한 대학시설관리방안에 관한 연구 - 국립대학의 사례를 중심으로)

  • Ryu, Soo-Hoon;Lee, Hwa-Ryoung
    • Journal of the Korean Institute of Educational Facilities
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    • v.16 no.4
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    • pp.79-88
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    • 2009
  • To enhance the administrational efficiency and for university facility and space management to be public, this research suggests a competent and an objective evaluation system and index. The study will assist national and university finances to contribute towards advanced education. Furthermore, figure out the space management condition of national university by utilizing the evaluation system, and through that suggesting efficient special management method. According to the result of this study, evaluation system for university facility can be widely divided into seven categories; system preparation, members conference, propriety of space allocation, propriety of management system, space use ratio, time control of space use, imposition index of surplus use. Based on these subdivisions, the space management category contains 19 evaluation items and the marking system allows perfect score of 100 points. In result of examining space management condition using the evaluation system, space management was well enforced in research focused university group where as in education centered university group, it shows relatively low enforcement. It also illustrated that efforts of evaluation items were required in categories of imposition index of surplus use and special use ratio in order for efficient space management.

CERTAIN SEQUENCES OF EVALUATION SUBGROUPS

  • Lee, Kee Young;Yoon, Young Joong
    • Journal of the Chungcheong Mathematical Society
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    • v.9 no.1
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    • pp.89-99
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    • 1996
  • We introduce and study certain subgroups of homotopy groups which contain evaluation subgroups and use these subgroups to obtain a sequence similar to homotopy sequence of fibration. We use the sequence to calculate evaluation subgroups or generalized evaluation subgroups of some topological pair.

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Energy Performance Evaluation of a New Commercial Building using Calibrated As-built Simulation with Monitoring Data (건물에너지 모니터링 및 시뮬레이션을 활용한 신축건물의 에너지성능평가)

  • Song, Su-Won
    • Korean Journal of Air-Conditioning and Refrigeration Engineering
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    • v.20 no.3
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    • pp.155-166
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    • 2008
  • The performance evaluation of a new building is becoming more important because efficient design alone is often not sufficient to deliver an efficient building. However, there is a lack of standard evaluation methods to measure the energy performance of a new construction that has Energy Conservation Design Measures(ECDMs). This study presents an enhanced method based on calibrated whole-building simulation for evaluating the energy performance of new commercial buildings and demonstrates its use using a case-study building, including: an Energy Use Index(EUI) comparison with sub-metered data and an evaluation of the performance of specific ECDMs. The use of this method has determined that the case-study building was shown to use approximately 47% less energy than the base-case building that has the same shape and function as the case-study building(i.e., calibrated as-built simulation mode]), but doesn't include the simulated ECDMs.

The Effectiveness of the Use of Distance-Evaluation Tools and Methods among Students with Learning-Difficulties from the Teachers' Point of View

  • Almaleki, Deyab A.;Khayat, Wejdan W.;Yally, Taghreed F.;Al-hajjaji, Aysha A.
    • International Journal of Computer Science & Network Security
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    • v.21 no.5
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    • pp.243-255
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    • 2021
  • This study aimed to identify the effectiveness of the use of distance-evaluation tools and methods among students with learning difficulties from the teachers' point of view, to achieve this goal. A scale was built, and the psychometric characteristics were validated. It consisted, in its final form, of 17 items distributed on four axes, in addition to three open questions. It was applied to a random sample of (149) teachers of students with learning difficulties in Makkah Region. The results showed that teachers' keenness to encourage students with learning difficulties, so that they would not feel frustrated with the distance learning process. It was also evident that teachers did not use achievement portfolios in the evaluation process. In connection with the appropriate evaluation methods, the majority indicated the use of work sheets and visual evaluation methods that rely on audio and visual skills, such as presenting videos, pictures, audio and games, and applying short objective tests. Among the proposals to improve evaluation methods and tools: Individual evaluation, attention to individual treatment, obligating personal attendance of students to school, splitting the required tasks, and not increasing the skills required to be mastered. As for the obstacles that teachers face: Lack of time, difficulty in communicating with students with distance learning difficulties and problems related to the Internet such as interruption, weakness, or lack of availability.

Machine Learning-based model for predicting changes in user evaluation reflecting the period of the product (제품 사용 기간을 반영한 기계학습 기반 사용자 평가 변화 예측 모델)

  • Boo Hyunkyung;Kim Namgyu
    • Journal of Korea Society of Digital Industry and Information Management
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    • v.19 no.1
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    • pp.91-107
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    • 2023
  • With the recent expansion of the commerce ecosystem, a large number of user evaluations have been produced. Accordingly, attempts to create business insights using user evaluation data have been actively made. However, since user evaluation can change after the user experiences the product, it is difficult to say that the analysis based only on reviews immediately after purchase fully reflects the user's evaluation of the product. Moreover, studies conducted so far on user evaluation have overlooked the fact that the length of time a user has used a product can affect the user's product evaluation. Therefore, in this study, we build a model that predicts the direction of change in the user's rating after use from the user's rating and reviews immediately after purchase. In particular, the proposed model reflects the product's period of use in predicting the change direction of the star rating. However, since the posterior information on the duration of product use cannot be used as input in the inference process, we propose a structure that utilizes information about the product's period of use using an auxiliary classifier. As a result of an experiment using 599,889 user evaluation data collected from the shopping platform 'N' company, we confirmed that the proposed model performed better than the existing model in terms of accuracy.