The construction industry in the British Isles has long been accused of being low tech, averse to funding research and development, and reliant on other sectors allied to construction for innovative improvements. One area has been championed as reflecting change, especially post Latham and Egan, and that is construction procurement. The last few decades have witnessed a proliferation of procure...

There exist various service systems that have hierarchical structure. In hierarchical service networks, facilities at different levels provide different types of services. For example, in health care systems, general centers provide low-level services such as primary health care services, while the specialized hospitals provide high-level services. Because of demand congestion in service networ...

Hierarchical structures and uncertainty measures are two main aspects in granular computing, approximate reasoning and cognitive process. Typical hesitant fuzzy sets, as a prime extension of fuzzy sets, are more flexible to reflect the hesitance and ambiguity in knowledge representation and decision making. In this paper, we mainly investigate the hierarchical structures and uncertainty measure...

In this paper, the evaluation of customers’satisfaction is investigated by using group decision making method under uncertainty. Here, we have used the Zadeh’s fuzzy concept to model and measure the satisfaction. For this purpose, we have firstly applied the Delphi method with fuzzy Likert scales. Then, the fuzzy ELECTRE technique was used in order to ordering the index and questionnaires. For ...

Purpose This study aims to form a valid measure and hierarchical framework achieve corporate sustainability transitions (CSTs). Design/methodology/approach The fuzzy Delphi method (FDM) is applied validate eliminate challenges in transition regarding qualitative information. Fuzzy interpretive structural modeling (FISM) used build under uncertainties. Findings finds that technology investment, ...

This study contributes to assessing sharing economy concepts such as sustainability, organizational efficiency, and stakeholder engagement, develops business-to-business drivers in a hierarchical structure. Job shop production systems are challenged by demand fluctuation low capacity. adopted the fuzzy Delphi method arrive at valid set of attributes decision-making trial evaluation laboratory a...

In this paper, we put forward three-level indicators and 13 secondary indicators via Delphi method. We improved the new fuzzy synthetic evaluation method from the aspect of coal-mining information management. Finally, the fuzzy evaluation matrix of evaluation objects was

The present research identifies and prioritizes the effective organizational structure components using content (theme) analysis and Delphi technique and hierarchical analysis (Case Study of Regional Electric Companies of Iran). The present study is applied  based on purpose and is exploratory-survey based on the nature and method of data collection. The statistical population of this study inc...

The County of Khorram-Abad enjoys a high potential for ecotourism because of its mountains, forests, natural mineral springs, natural waterfalls and diversity in folks and cultures. But, un-planned and uncontrolled ecotourism can have negative effects on environment, economy, culture and even the security of eco-tourists. The main purpose of this study is to present a fuzzy multi-criteria decis...