International Journal of Decision Sciences, Risk and Management最新文献

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Application of fuzzy failure mode effect analysis and expected value method for project risk analysis of elevated corridor metro rail projects 模糊失效模式效应分析及期望值法在高架轨道交通工程风险分析中的应用
International Journal of Decision Sciences, Risk and Management Pub Date : 2015-10-29 DOI: 10.1504/ijdsrm.2015.072753
D. Sarkar
{"title":"Application of fuzzy failure mode effect analysis and expected value method for project risk analysis of elevated corridor metro rail projects","authors":"D. Sarkar","doi":"10.1504/ijdsrm.2015.072753","DOIUrl":"https://doi.org/10.1504/ijdsrm.2015.072753","url":null,"abstract":"This paper is an attempt to develop a methodology of risk analysis by the use of fuzzy failure mode and effect analysis (FFMEA) and expected value method (EVM) of elevated corridor construction for metro rail. Case studies of Ahmedabad-Gandhinagar metro rail and Mumbai metro rail construction in India, at various phases, are presented to validate the concept of this technique. According to EVM analysis, for elevated corridor projects about 81% risks are in the domain of 'critical' and 19% risks are under the domain of 'high' risk severity. According to FFMEA analysis about 85% of the risks fall under 'critical' severity category and rest 15% of the risks fall under 'v. high' and 'high' risk category. Thus quite similar results are obtained from both techniques. The project authorities need to adopt risk mitigation measures to avoid undue time and cost overrun for the project.","PeriodicalId":170104,"journal":{"name":"International Journal of Decision Sciences, Risk and Management","volume":"41 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2015-10-29","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"134445635","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 2
Students' perceptions of service quality at a Greek higher education institute 希腊高等教育机构学生对服务质量的看法
International Journal of Decision Sciences, Risk and Management Pub Date : 2015-10-29 DOI: 10.1504/ijdsrm.2015.072770
Vasiliki G. Vrana, S. Dimitriadis, George I. Karavasilis
{"title":"Students' perceptions of service quality at a Greek higher education institute","authors":"Vasiliki G. Vrana, S. Dimitriadis, George I. Karavasilis","doi":"10.1504/ijdsrm.2015.072770","DOIUrl":"https://doi.org/10.1504/ijdsrm.2015.072770","url":null,"abstract":"Competition in the higher education industry is becoming more and more intense. Higher education institutes need to focus their efforts on measuring service quality and develop processes for improving offered services in order to satisfy students, their primary customers, and other stakeholders. HEdPERF is a comprehensive performance-based measuring scale that captures the authentic determinants of service quality within the sector of higher education. However, when HEdPERF scale is used in different countries and education systems, factor loadings differ from the proposed original dimensions. Thus, the paper aims at developing a modification of the HEdPERF measurement scale in order to identify students' opinions about service quality of education in a higher education institute in Greece. The research findings suggest that the instrument is suitable for use in the Greek education context, as the proposed dimensions present high reliability and validity indices. The implementation of the instrument at the Technological Education Institute of Central Macedonia revealed that students have in general a positive opinion about the Institute. However, other higher education institutes should replicate the study in order to further empirically test the proposed dimensions.","PeriodicalId":170104,"journal":{"name":"International Journal of Decision Sciences, Risk and Management","volume":"4 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2015-10-29","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"122589612","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 8
Scheduling periodic preventive maintenance with a single server in a finite horizon 计划在有限范围内对单个服务器进行定期预防性维护
International Journal of Decision Sciences, Risk and Management Pub Date : 2013-11-11 DOI: 10.1504/IJDSRM.2013.057535
N. Rachaniotis, Theodore G. Voutsinas, C. Pappis
{"title":"Scheduling periodic preventive maintenance with a single server in a finite horizon","authors":"N. Rachaniotis, Theodore G. Voutsinas, C. Pappis","doi":"10.1504/IJDSRM.2013.057535","DOIUrl":"https://doi.org/10.1504/IJDSRM.2013.057535","url":null,"abstract":"A deterministic scheduling problem of a single maintenance crew or facility responsible for the periodic preventive maintenance of n machines of a production system is considered. Each machine has a cost (e.g., an environmental emission) that deteriorates over time according to a convex and increasing function. The objective is to find a maintenance sequence policy that optimises the overall efficiency (e.g., minimises the total emission) of the system in a finite horizon, under a continuous time relaxation, i.e., the time is considered continuous and not discrete. The proposed greedy algorithm is proven to yield optimal solutions for the relaxed problem.","PeriodicalId":170104,"journal":{"name":"International Journal of Decision Sciences, Risk and Management","volume":"24 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2013-11-11","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"121591584","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Combined interpretive structural modelling and expected value method approach for managing project risks in oil exploration project 石油勘探项目中解释结构建模与期望值法相结合的项目风险管理方法
International Journal of Decision Sciences, Risk and Management Pub Date : 2013-11-11 DOI: 10.1504/IJDSRM.2013.057537
D. Sarkar, S. Yadav
{"title":"Combined interpretive structural modelling and expected value method approach for managing project risks in oil exploration project","authors":"D. Sarkar, S. Yadav","doi":"10.1504/IJDSRM.2013.057537","DOIUrl":"https://doi.org/10.1504/IJDSRM.2013.057537","url":null,"abstract":"Oil exploration projects involve a large number of vulnerabilities and uncertainties associated with all project phases. This paper aims to develop a comprehensive framework for project risk management based on combined interpretive structural modelling (ISM) and expected value method (EVM) approach for oil exploration projects. ISM is useful in categorising the risks into different levels depending upon their severity and also in identifying the presence or absence of an interaction between risky activities. By EVM analysis, it is observed that the expected time overrun and expected cost overrun is about 15% and 20.08% more than the base time estimate (BTE) and base cost estimate (BCE) respectively. It is also observed that the probability of successful completion of the project within the scheduled contractual duration is only 10.75%. Thus, to ensure the probability of successful completion of the project, risk mitigation measures should be adopted accordingly.","PeriodicalId":170104,"journal":{"name":"International Journal of Decision Sciences, Risk and Management","volume":"5 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2013-11-11","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"129898775","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
A multi-criteria prediction model for project risk classifications 项目风险分类的多准则预测模型
International Journal of Decision Sciences, Risk and Management Pub Date : 2013-11-11 DOI: 10.1504/IJDSRM.2013.057536
R. Laryea
{"title":"A multi-criteria prediction model for project risk classifications","authors":"R. Laryea","doi":"10.1504/IJDSRM.2013.057536","DOIUrl":"https://doi.org/10.1504/IJDSRM.2013.057536","url":null,"abstract":"Project distress predictions are essential in project management. Developing appropriate methods to classify projects and building prediction models for multi-criteria decisions requires empirical methods to minimise misclassification errors. This paper carries out multi-criteria analysis to classify projects risks using a preference disaggregation method, utilites additives discriminantes - UTADIS. The UTADIS requires predefined classification which is implemented using critical path analysis. The methods are applied on three projects and result in no misclassification error and an effective prediction model.","PeriodicalId":170104,"journal":{"name":"International Journal of Decision Sciences, Risk and Management","volume":"123 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2013-11-11","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"121451414","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
Exploring the resilience development process by implementing the crisis strategic planning framework : A Swedish textile SME perspective 通过实施危机战略规划框架探索弹性发展过程:瑞典纺织中小企业视角
International Journal of Decision Sciences, Risk and Management Pub Date : 2013-11-11 DOI: 10.1504/IJDSRM.2013.057529
Rudrajeet Pal, Reimar Westerlind, H. Torstensson
{"title":"Exploring the resilience development process by implementing the crisis strategic planning framework : A Swedish textile SME perspective","authors":"Rudrajeet Pal, Reimar Westerlind, H. Torstensson","doi":"10.1504/IJDSRM.2013.057529","DOIUrl":"https://doi.org/10.1504/IJDSRM.2013.057529","url":null,"abstract":"Global financial crises have affected the survivability of firms particularly the small and medium ones. Swedish textile-related SMEs were no exception as they showed a higher bankruptcy during the crises. In such a context, resilience development is vital. It is upheld by crisis management, business continuity management and strategic planning thus forming an integrated crisis strategic planning (CSP) framework. This paper highlights such a CSP framework along a six-step resilience development process by identifying environmental turbulences, developing leadership and capability analyses and multiple strategy development combining effective planning and adaptation. A Swedish SME is studied longitudinally to make a comparative analysis of the resilience development process in two crises. This involves practical use of CSP using simple strategic tools or techniques to improve responsiveness and preparedness in an integrated way. SME practitioners can identify the problems, their impacts, ensure competitive market positioning, and develop multiple strategies over a timeframe of development.","PeriodicalId":170104,"journal":{"name":"International Journal of Decision Sciences, Risk and Management","volume":"29 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2013-11-11","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"123221364","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 7
Applying QE-DEA in the evaluation of the Greek public sector: the case of the agencies for aliens and immigration of the Decentralized Administration of Macedonia and Thrace
International Journal of Decision Sciences, Risk and Management Pub Date : 2013-11-11 DOI: 10.1504/IJDSRM.2013.057534
S. Dimitriadis, A. Karakitsiou, Olga Mitsopoulou
{"title":"Applying QE-DEA in the evaluation of the Greek public sector: the case of the agencies for aliens and immigration of the Decentralized Administration of Macedonia and Thrace","authors":"S. Dimitriadis, A. Karakitsiou, Olga Mitsopoulou","doi":"10.1504/IJDSRM.2013.057534","DOIUrl":"https://doi.org/10.1504/IJDSRM.2013.057534","url":null,"abstract":"The public administration is entering a new area of rapid reform and restructuring aiming at enhancing its efficiency and effectiveness. The purpose of the present work is to investigate the degree of effectiveness of the Greek public sector applying the QE-DEA model. The results reveal those departments that more efficiently carry out their activities as well as those found to be relatively less effective. For the latter, QE-DEA can recommend specific potential improvements if they wish to operate at what appears to be the best practice.","PeriodicalId":170104,"journal":{"name":"International Journal of Decision Sciences, Risk and Management","volume":"80 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2013-11-11","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"123241486","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Organisational resilience through crisis strategic planning: a study of Swedish textile SMEs in financial crises of 2007–2011 通过危机战略规划的组织弹性:2007-2011年金融危机中瑞典纺织中小企业的研究
International Journal of Decision Sciences, Risk and Management Pub Date : 2012-11-01 DOI: 10.1504/IJDSRM.2012.053372
Rudrajeet Pal, R. Andersson, H. Torstensson
{"title":"Organisational resilience through crisis strategic planning: a study of Swedish textile SMEs in financial crises of 2007–2011","authors":"Rudrajeet Pal, R. Andersson, H. Torstensson","doi":"10.1504/IJDSRM.2012.053372","DOIUrl":"https://doi.org/10.1504/IJDSRM.2012.053372","url":null,"abstract":"Global financial crises of 2007-2011 have created tremendous impact on Swedish organisations, particularly small and medium-sized enterprises (SMEs). In such a context, study of organisational resilience, to survive and thrive, becomes increasingly significant. Key to economic resilience is upheld by crisis management (CM), business continuity planning (BCP) and growth perspectives. Thus crisis strategic planning (CSP) becomes fundamental in underpinning resilience. The study categorises resilient and less resilient SMEs in terms of their financial performance, and identifies what strategies differentiate them. Resilient firms showed better short-term CM through higher operational flexibility, while the less resilient firms lacked strategic readiness. Resilient firms showed more long-term strategies through BCP and growth strategies through market penetration, diversification and transformational initiatives. Multi-strategic initiatives help to develop CSP model, categorising firms along different resilience types, characterised by low and high degrees of planning and adaptation, respectively. Resilient Swedish SMEs mostly showed planned resilience in financial crises.","PeriodicalId":170104,"journal":{"name":"International Journal of Decision Sciences, Risk and Management","volume":"47 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2012-11-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"121475300","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 40
Automated credit decision process – an insight into developing a credit-scoring model within the Nepalese banking sector 自动信贷决策过程-深入了解在尼泊尔银行业开发信用评分模型
International Journal of Decision Sciences, Risk and Management Pub Date : 2012-08-01 DOI: 10.1504/IJDSRM.2012.053380
Satish Sharma, J. Harvey, A. Robson
{"title":"Automated credit decision process – an insight into developing a credit-scoring model within the Nepalese banking sector","authors":"Satish Sharma, J. Harvey, A. Robson","doi":"10.1504/IJDSRM.2012.053380","DOIUrl":"https://doi.org/10.1504/IJDSRM.2012.053380","url":null,"abstract":"There has been significant growth post-2000 in consumer credit within transition economies. Credit scoring, established within Western institutions, has the potential to be used to assess consumer creditworthiness here. This paper presents challenges and complexities relating to credit-scoring model development within the Nepalese banking sector. The research incorporates a mixed methods approach, involving model development using secondary data, supported by five in-depth interviews involving lending managers. A model was developed deploying binary logistic regression comprising six customer characteristics. Its overall ability to predict known outcome was high, particularly repayment success, although challenges remain in terms of predicting failure, pointing to a relative absence of current data on such customers. Implementation challenges also exist, reliance on traditional judgement prevails, together with ignorance of possible approaches to modelling. Decision overrides occur due to conflict between restricting defaulting customers and growth targets, traditional practice retention and desire to demonstrate expertise amongst lending managers.","PeriodicalId":170104,"journal":{"name":"International Journal of Decision Sciences, Risk and Management","volume":"3 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2012-08-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"121732476","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
A fuzzy expert system model to deal with supply chain disturbances 一个处理供应链扰动的模糊专家系统模型
International Journal of Decision Sciences, Risk and Management Pub Date : 2012-05-03 DOI: 10.1504/IJDSRM.2012.046622
Isabel L. Nunes, V. Machado
{"title":"A fuzzy expert system model to deal with supply chain disturbances","authors":"Isabel L. Nunes, V. Machado","doi":"10.1504/IJDSRM.2012.046622","DOIUrl":"https://doi.org/10.1504/IJDSRM.2012.046622","url":null,"abstract":"A fuzzy expert system methodology is proposed, based on the combination of bow-tie diagrams and fuzzy set theory. It was designed to support the management of supply-chain (SC) disturbances. Such disturbances are understood as risks to the SC. This methodology includes a phased process starting with the analysis of potential disturbances using cause-and-effect diagrams, followed by a bow-tie analysis relating disturbances, causes, barriers and consequences, used to derive fuzzy rules applied in the SC risk assessment, and ending with advice on mitigating measures to control the consequences of disturbances. The evaluation of the methodology based on scenarios offered promising results about its capabilities.","PeriodicalId":170104,"journal":{"name":"International Journal of Decision Sciences, Risk and Management","volume":"134 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2012-05-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"122554249","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 6
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