scholarly journals Modified Delphi-AHP Method Based on Minimum-Cost Consensus Model and Vague Set Theory for Road Junction Control Method Evaluation Criteria Selection

Author(s):  
P. K. Kwok ◽  
Henry Y. K. Lau
Author(s):  
Lihui Wang ◽  
Desheng Sun ◽  
Qingya Liu ◽  
Le Yu

Selecting suitable underwater terrain navigation matching areas is a prerequisite for building an underwater terrain navigation database, which is important for vehicles operating underwater. By using information features to evaluate underwater terrain matching areas, vague sets are proposed to evaluate matching performance. Mathematical models of matching area features are built and topographic factor eigenvalues are obtained. With the topographic factor eigenvalues, fuzzy relationships between factor sets and judge sets are calculated. Vague set uses membership functions and non-membership functions to define the influence of topographic factor eigenvalues on matching suitability. Simulation results demonstrate that vague set theory can overcome the deficiency of single value in fuzzy sets and define the effect of geographic characteristics for matching performance. Based on vague set method, selection rules for terrain navigation matching areas in underwater terrain database are put forward.


Author(s):  
Ya-Han Lin ◽  
Pi-Fang Hsu ◽  
Chia-Wen Tsai

This study aimed to build an evaluation model for integrated marketing communications services of newspaper groups. First, researchers obtained the proper evaluation criteria by using related documents and the modified Delphi method to condense experts' opinions. Then, AHP (Analytical Hierarchy Process) was applied to determine the weights of these criteria, allowing researchers to order the alternatives and find the most suitable newspaper group to implement integrated marketing communications services. The model was then applied to a real case of a famous financial holding company in Taiwan, which was looking for a newspaper group as its partner to promote its company image. According to the research results, the criteria that the advertisers cared about, in order of importance, were as follows: scale of the newspaper organization, ability of planning and implementation, ability of resource integration, and choice of communication tools. This model can provide advertisers with an objective and efficient method of choosing the most suitable newspaper group, and is of certain value and contribution in academic circles and practices.


Information ◽  
2020 ◽  
Vol 11 (10) ◽  
pp. 481
Author(s):  
Ching Li ◽  
Chia-Wen Lee ◽  
Tzu-Chun Huang ◽  
Wei-Shiang Lai

The interactive mechanism among platform operators, content producers, and information receivers is increasingly complex in human–computer symbiosis. The purpose of this study is to identify the interactive value among platform operators, content producers, and information receivers with regard to information through the health and fitness apps by adopting an advanced Analytic Hierarchy Process (AHP) method derived from professional perspectives of app users and operators, key opinion leaders, scholars, and officers. The AHP method was allocated weightings to the evaluation criteria from the twelve panelists from three groups of platform operators, content producers, and information receivers. After focus group interviews were conducted, four dimensions and twelve sub-dimensions of the initial health and fitness apps were obtained as follows: Content category: Monitoring, exercise, journaling, and sleeping; (2) User reviews: Fuctionality, interactivity, and criticism; (3) Content updates: New feature, correctness, and new language; (4) Platform terms: Privacy, accuracy, ownership, and right of use. The study integrated the panelists’ opinions toward health and fitness apps and analyzed the weight of each indicator according to their importance by Power Choice V2.5. The results revealed that the weights of dimensions of health and fitness apps were sorted by content category, user review, platform terms, and content update, as well as that the weights of the top six sub-dimensions were followed: monitoring, exercise, functionality, interactivity, privacy, and accuracy. Content producers suggested increasing the popularity of their products by adding new features, whereas information receivers preferred to correct problems. Content producers and information receivers graded platform terms as less essential, whereas platform operators rated platform terms higher. This study can contribute to assisting the health and fitness industry and the overall strategic operative process by identifying how the effectiveness in the procedures, estimative process, and cost-down can enhance competitiveness to further improve users experience and satisfaction.


2019 ◽  
Vol 2019 ◽  
pp. 1-9
Author(s):  
Yan-pu Yang ◽  
Hong-liang Tian ◽  
Sheng-jie Jiao

Product evaluation practices spread throughout from initial creative stages to final products before communicating them to the market. They emphasize on assessing design alternatives against specified criteria, which can help promote design process, ensure design quality, and diminish design risk before making a decision. However, how to identify and improve the reliability of product evaluation opinions toward design alternatives has an important role in adding additional insurance and reducing uncertainty to successful product design. Aiming at this issue, this study employs a consensus model by integrating network analysis and analytic hierarchy process (AHP) method. The consensus model is constructed to measure the consistency of evaluators’ preferences and determine the rounds of evaluation. Complex network theory is integrated into the product evaluation process for network analysis of evaluators’ opinions, which can help determine evaluators’ weights in each evaluation round dynamically by changing the network topology. To obtain the weight of product evaluation indices, the AHP method is applied to avoid subjectivity given by evaluators. The process of the proposed method is presented, and the details are illustrated using a product evaluation example. The case study demonstrates that the proposed method is promising for improving the consensus level of evaluators’ opinions, reducing the influence of subjectivity, and finally improving the quality of design decision-making.


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