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Probabilistic unit cost estimation for project configuration optimization
Authors:A Jaafari
Affiliation:1. Department of Radiotherapy and Radiation Oncology, Saarland University Medical Center, Homburg/Saar, Germany;2. Department of Radiation Oncology, Universitätsklinikum Erlangen, Friedrich-Alexander-Universität Erlangen-Nürnberg, Erlangen, Germany;3. Comprehensive Cancer Center Erlangen-EMN, Erlangen, Germany;4. Translational Radiobiology, Department of Radiation Oncology, Universitätsklinikum Erlangen, Friedrich-Alexander-Universität Erlangen-Nürnberg, Erlangen, Germany;5. Department Artificial Intelligence in Biomedical Engineering, Friedrich-Alexander-Universität Erlangen-Nürnberg, Erlangen, Germany;6. Institute of Pathology, Universitätsklinikum Erlangen, Friedrich-Alexander-Universität Erlangen-Nürnberg, Erlangen, Germany;7. Department of Radiation Oncology, Hospital Chemnitz, Chemnitz, Germany;8. Private Praxis Oncology, Arnoldstraße, Dresden, Germany;9. Department of Radiation Oncology, University Hospital Frankfurt, Goethe-Universität Frankfurt, Frankfurt am Main, Germany;10. Department of Otolaryngology - Head & Neck Surgery, University Hospital Ulm, Universität Ulm, Ulm, Germany;11. Department of Radiotherapy, University Hospital Regensburg, Regensburg, Germany;12. Department of Radiotherapy and Radiation Oncology, Hospital Traunstein, Traunstein, Germany;13. Department of Radiation Oncology, Medical Faculty and University Hospital Düsseldorf, Heinrich Heine Universität Düsseldorfy, Düsseldorf, Germany;14. Department of Radiation Oncology, Medical University of Graz, Graz, Austria;15. Department of Radiation Oncology, University Hospitals Magdeburg, Magdeburg, Germany;p. Department of Oncology, The Second Affiliated Hospital of Zunyi Medical University, Zunyi, China;q. Department of Otolaryngology - Head & Neck Surgery, Universitätsklinikum Erlangen, Friedrich-Alexander-Universität Erlangen-Nürnberg, Elangen, Germany;r. Department of Otolaryngology - Head & Neck Surgery, Division of Phoniatrics and Pediatric Audiology, Universitätsklinikum Erlangen, Friedrich-Alexander-Universität Erlangen-Nürnberg, Erlangen, Germany;1. School of Management, Huazhong University of Science and Technology, Wuhan 430074, China;2. Department of System Science and Engineering, School of Automation, Huazhong University of Science and Technology, Wuhan 430074, China;3. School of Built Environment, Curtin University, GPO Box U1987, Perth, WA 6845, Australia;4. Australasian Joint Research Centre for Building Information Modelling, Curtin University, GPO Box U1987, Perth, WA 6845, Australia;1. School of Civil Engineering, College of Engineering, University of Tehran, Tehran, P.O. Box: 11155-4563, Iran;2. University of Tehran, Tehran, Tehran, Iran;3. PCL Industrial Management Inc., Edmonton, AB T6E 3P4, Canada;4. Department of Civil & Environmental Engineering, University of Alberta, Edmonton, AB T6G 2W2, Canada
Abstract:A probabilistic approach to unit cost estimation and project configuration optimization has been developed and explained. A worked example included is intended to illustrate the pitfalls of relying excessively on deterministic cost appraisal.
Keywords:project appraisal  cost engineering  optimization  probabilistic methods
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