New pages

11:4311:43, 20 May 2026 Web-HIPRE 2.0 (hist | edit) [1,186 bytes] Dcadmin (talk | contribs) (Created page with "Web-HIPRE (v.2.0) is a new browser based version of the earlier popular web-HIPRE (v.1.22) software for multiple criteria decision analysis. Decision analysis is a very useful approach in in evaluating decision alternatives in an interactive way with the stakeholders. Applications in environmental decision making are very common. This software has been extremely popular when teaching the methods. There is a related site for e-learning the approaches. In Web-HIPRE t...")

13:2213:22, 16 May 2026 Submit Material (hist | edit) [198 bytes] Dcadmin (talk | contribs) (Created page with "This is a work in process. The end goal can only be achieved through your contributions – you may send a link to a material, or the material itself for uploading in the site to webmaster@ifors.org")
13:2013:20, 16 May 2026 International Abstracts in OR (IAOR) (hist | edit) [4,363 bytes] Dcadmin (talk | contribs) (Created page with "To our regret the last issue of International Abstracts in Operations Research (IAOR) was published in 2017. As a direct consequence of the merger with Springer, in 2016 Palgrave announced its decision not to renew its agreement with IFORS beyond the contract period that expires at the end of 2017. The main reason for this was a technical one – after close analysis, the publisher concluded that the enhanced content platform to which all Palgrave Journals migrated could...")
12:4912:49, 16 May 2026 MOOCs: OR Courses for Free! (hist | edit) [1,898 bytes] Dcadmin (talk | contribs) (Created page with "Luciana Salete Buriol buriol@inf.ufrgs.br Several courses in Operational Research and related subjects are available for free in MOOCS - Massive Open Online Courses. Many of these courses address Computer Science, Maths and other OR related subjects, but a range of courses from other areas are also available, from Artificial Intelligence to Writing. People all over the world can attend these for free: it is a great opportunity for many operations researchers! The cours...")

04:4604:46, 12 May 2026 Using Integer Programming for Airport Service Planning in Staff Scheduling (hist | edit) [1,810 bytes] Dcadmin (talk | contribs) (Created page with "By '''W.H. Ip, Nick Chung and George Ho''' '''Abstract''' Reliability and safety in flight is extremely necessary and that depend on the adoption of proper maintenance system. Therefore, it is essential for aircraft maintenance companies to perform the manpower scheduling efficiently. One of the objectives of this paper is to provide an Integer Programming approach to determine the optimal solutions to aircraft maintenance planning and scheduling and hence the planning...")
04:4404:44, 12 May 2026 Solving a Large Real-world Bus Driver Scheduling Problem with a Multi-assignment based Heuristic Algorithm (hist | edit) [1,429 bytes] Dcadmin (talk | contribs) (Created page with "by: '''Constantino, A. A., Mendonça, C. F. X., Araujo, S. A., Landa-Silva, D., Calvi, R. and Santos, A. F.''' '''Abstract:''' The bus driver scheduling problem (BDSP) under study consists in finding a set of duties that covers the bus schedule from a Brazilian public transportation bus company with the objective of minimizing the total cost. A deterministic 2-phase heuristic algorithm is proposed using multiple assignment problems that arise from a model based on a we...")
04:4304:43, 12 May 2026 Proactive Overbooking Management to Ensure the Sky is Friendly to Fly (hist | edit) [3,692 bytes] Dcadmin (talk | contribs) (Created page with "by: '''Christopher S. Tang''' Consumers around the world were disturbed by the video that showed a passenger was dragged off United’s flight 3411 by at least 3 security guards on April 10, 2017. Influenced by Confucius’ teachings on respect for elders, Asians were particularly upset because this passenger was a 69 year old Asian man. Due to an on-going lawsuit, I shall not comment on the incident that happened. Instead, I would like to propose a plan that can help U...")
04:4104:41, 12 May 2026 Integrated Bus Transit Scheduling for the Beijing Bus Group based on a Unified Mode of Operation (hist | edit) [1,364 bytes] Dcadmin (talk | contribs) (Created page with "By: '''Yindong Shen,Jiahong Xia''' '''Abstract''' This paper presents an applied study of scheduling buses and drivers for the Beijing Bus Group (BJBUS), the largest bus company in China. This is pioneering research in China for bus transit scheduling using computers based on a unified mode of operation. It is anticipated that the research fruits and experiences obtained would be of benefit to other bus operators in China. The bus transit scheduling problem in BJBUS is...")
04:4004:40, 12 May 2026 Improving Carpool Flexibility without Compromising Trust or Guaranteed Rides (hist | edit) [2,385 bytes] Dcadmin (talk | contribs) (Created page with "by: '''Fernando Lobo Pimentel''' '''Abstract''' Aiming at the same transport with less car usage, carpool systems are a more economical and ecological way to travel when compared to drive-alone behaviour. However, carpooling is difficult to promote. People do not carpool for schedule flexibility and trust concerns, and when addressing the first issue by bringing more people to the carpools to increase schedule options, one loses on the trust side because prior acquaint...")
04:3804:38, 12 May 2026 Forward Supply Chain Network Design Problem: Heuristic Approaches (hist | edit) [1,475 bytes] Dcadmin (talk | contribs) (Created page with "by: '''Cagri Koc, Eren Ozceylan, Saadettin Erhan Kesen, Zeynel Abidin Cil and Süleyman Mete''' '''Abstract''' Determining positions and counting of actors, amount of product flow between and decreasing transportation costs are handled as a network design problem in supply chain management. Supply chain network design (SCND) problem belongs to the class of NP-hard problems. It has therefore appealed to a number of researchers’ close attention. However, existing liter...")
04:3604:36, 12 May 2026 Exploring Green Supply Chain Performance Measures Framework for Indian Manufacturing Practices (hist | edit) [1,948 bytes] Dcadmin (talk | contribs) (Created page with "by: '''Sadia Samar Ali''' '''Abstract:''' The world has come a long way from the time of abundant and affordable energy to a time of limited and expensive energy. It is the need of the hour to preserve the lead resources and in the wake of the need for environmental protection, logistics and supply chain managers are required to reduce costs while maintaining good environmental performance standards. Manufacturing firms around the globe are opting for cradle to cradle...")
04:3304:33, 12 May 2026 Effective Local Search Algorithms for High School Timetabling Problems (hist | edit) [2,077 bytes] Dcadmin (talk | contribs) (Created page with "by: '''Saviniec, L. and Constantino, A. A.''' '''Highlights''' - We propose Iterated Local Search and Variable Neighborhood Search based algorithms for high school timetabling problems. - We devise two generic neighborhood operators that can be easily adapted to similar problems. - The hybridization between these neighborhood operators improves hugely the effectiveness of local search procedures. - The proposed algorithms outperform state-of-the-art approaches in tw...")
04:0304:03, 12 May 2026 Applications of Fast-Moving RFID Tags in High-speed Railway Systems (hist | edit) [1,323 bytes] Dcadmin (talk | contribs) (Created page with "by '''Xiaoqiang Zhang and Manos Tentzeris''' '''Abstract''' RFID technology has been widely utilized for the tracking and identification of numerous stationary and moving objects. One of the most challenging RFID applications has to do with the improvement in reliability, scheduling and efficiency of large‐scale transportation infrastructure. As an example, Radio Frequency Identification (RFID) technology in Ultra High Friency （UHF） frequencies (840‐845MHz and...")
03:5903:59, 12 May 2026 A Heuristic Decomposition Method for Large-Scale Traffic Assignment: Aburra Valley Case Study (hist | edit) [1,266 bytes] Dcadmin (talk | contribs) (Created page with "by: '''Laura Lotero, Patricia Jaramillo & Claudia Rave''' '''Abstract''' Traffic assignment is one of the most important stages in transportation planning; however, its application to real case studies in medium- to largesized cities makes the solution of the model difficult because of the scale and high computational complexity related to the combinatorial and non-linear nature of the problem. The aim of this paper is to present a decomposition method based on sub-reg...")
03:5603:56, 12 May 2026 WCMFO (hybrid water cycle moth-flame optimization algorithm) source code (hist | edit) [1,718 bytes] Dcadmin (talk | contribs) (Created page with "by: '''Soheyl Khalilpour''' '''Overview''' This paper proposes a hybrid algorithm based on Water Cycle and Moth-Flame Optimization algorithms for solving numerical and constrained engineering optimization problems. The spiral movement of moths in Moth-Flame Optimization algorithm is introduced into the Water Cycle Algorithm to enhance its exploitation ability. In addition, to increase randomization in the new hybrid method, the streams in the Water Cycle Algorithm are...")
03:5503:55, 12 May 2026 USAID Research: Policy Framework, Principles and Operational Guidance (hist | edit) [456 bytes] Dcadmin (talk | contribs) (Created page with "This policy document describes US Agency for International Development (USAID) policy with regard to Agency-funded research. It supersedes all previous research and science and technology policy statements. Principles, criteria and objectives described herein apply to all USAID organizational units (e.g. bureaus, centers, missions and other field-based units). Link to material: http://pdf.usaid.gov/pdf_docs/Pdacg263.pdf Category: General Articles")
03:5403:54, 12 May 2026 USA Green Jobs and Green New Deal Manufacturing Jobs (hist | edit) [1,965 bytes] Dcadmin (talk | contribs) (Created page with "by: '''Roger H. Bezdek''' '''Abstract''' In the USA and other nations there is intense interest in the Green New Deal (GND) and its jobs implications. However, there has not be a comprehensive analysis of the potential jobs impacts of the GND. This paper remedies this deficiency and provides estimates of the jobs likely to be created by the GND, including jobs in the manufacturing sector and specific occupational jobs. We first estimate the current size of the environm...")
03:5303:53, 12 May 2026 Unicriterion Model: A Qualitative Decision Making Method That Promotes Ethics (hist | edit) [1,201 bytes] Dcadmin (talk | contribs) (Created page with "by: '''Fernando Lobo Pimentel''' '''Abstract''' Management decision making methods frequently adopt quantitative models of several criteria that bypass the question of why some criteria are considered more important than others, which makes more difficult the task of delivering a transparent view of preference structure priorities that might promote ethics and learning and serve as a basis for future decisions. To tackle this particular shortcoming of usual methods, an...")
03:5203:52, 12 May 2026 The Wisdom of OR (hist | edit) [656 bytes] Dcadmin (talk | contribs) (Created page with "by: '''Subhash Datta''' '''INTRODUCTION''' Operational Research(OR)can be defined as a scientific method for problem solving. The methodologies and principles of OR have been applied to the problems of agriculture, food production, health, education, infrastructure and other related fields in the developed economies. Such applications in the case of developing economies have been scarce.OR has a major role in solving the complex problems of inclusive growth and sustain...")
03:5103:51, 12 May 2026 The Role of the Public Sector in Introducing Operations Research/Management Science within Developing Countries (hist | edit) [884 bytes] Dcadmin (talk | contribs) (Created page with "This article examines the role the public sector has played in introducing operations research/ management science (OR/MS) in developing countries. To this end, some of the difficulties in applying OR/MS within the environment of a developing country in general, and within their public sector in particular, are briefly discussed, and the first applications of OR/MS in some such countries are reviewed. In spite of the fact that the application of OR/MS in the public secto...")
03:4603:46, 12 May 2026 The Anticipative Concept in Warehouse Optimization using Simulation in an Uncertain Environment (hist | edit) [1,255 bytes] Dcadmin (talk | contribs) (Created page with "By '''Davorin Kofjacˇ, Miroljub Kljajic´, Valter Rejec''' '''Abstract''' The modern business environment is highly unpredictable. An anticipation approach in a real case study is presented to cope with such instability and minimize the total inventory cost without stock-outs occurring and inventory capacity being exceeded. The antici- pation concept is performed using simulation models supported by inventory control algorithms on a selected sample of representative i...")
03:4303:43, 12 May 2026 Springer Textbooks to Download Part 4 (hist | edit) [35,009 bytes] Dcadmin (talk | contribs) (Created page with "<html> <table class="wikitable"> <tr> <th> S. No. </th> <th> Book Title </th> <th> Author </th> <th> Edition </th> <th> Open URL </th></tr> <tr> <td> 307 </td> <td> Energy and the Wealth of Nations </td> <td> Charles A.S. Hall, Kent Klitgaard </td> <td> 2nd ed. 2018 </td> <td> <a rel="nofollow" class="external free" href="http://link.springer.com/openurl?genre=book&isbn=978-3-319-66219-0">http://link.springer.com/openurl?genre=book&isbn=978-3-319-66219-0</a> </...")
03:4203:42, 12 May 2026 Springer Textbooks to Download Part 3 (hist | edit) [34,676 bytes] Dcadmin (talk | contribs) (Created page with "<html> <table class="wikitable"> <tr> <th> S. No. </th> <th> Book Title </th> <th> Author </th> <th> Edition </th> <th> Open URL </th></tr> <tr> <td> 205 </td> <td> Air Pollution and Greenhouse Gases </td> <td> Zhongchao Tan </td> <td> 2014 </td> <td> <a rel="nofollow" class="external free" href="http://link.springer.com/openurl?genre=book&isbn=978-981-287-212-8">http://link.springer.com/openurl?genre=book&isbn=978-981-287-212-8</a> </td></tr> <tr> <td> 206 </t...")
03:4003:40, 12 May 2026 Springer Textbooks to Download Part 2 (hist | edit) [34,171 bytes] Dcadmin (talk | contribs) (Created page with "<html> <table class="wikitable"> <tr> <th> S. No. </th> <th> Book Title </th> <th> Author </th> <th> Edition </th> <th> Open URL </th></tr> <tr> <td> 103 </td> <td> International Trade Theory and Policy </td> <td> Giancarlo Gandolfo </td> <td> 2nd ed. 2014 </td> <td> <a rel="nofollow" class="external free" href="http://link.springer.com/openurl?genre=book&isbn=978-3-642-37314-5">http://link.springer.com/openurl?genre=book&isbn=978-3-642-37314-5</a> </td></tr> <t...")
03:3803:38, 12 May 2026 Springer Textbooks to Download Part 1 (hist | edit) [34,067 bytes] Dcadmin (talk | contribs) (Created page with "<html> <table class="wikitable"> <tr> <th> S. No. </th> <th> Book Title </th> <th> Author </th> <th> Edition </th> <th> Open URL </th></tr> <tr> <td> 1 </td> <td> Fundamentals of Power Electronics </td> <td> Robert W. Erickson, Dragan Maksimovic </td> <td> 2nd ed. 2001 </td> <td> <a rel="nofollow" class="external free" href="https://link.springer.com/book/10.1007%2Fb100747">https://link.springer.com/book/10.1007%2Fb100747</a> </td></tr> <tr> <td> 2 </td> <td> Handbook...")
03:3103:31, 12 May 2026 Springer has released 65 Machine Learning and Data Books for Free (hist | edit) [21,083 bytes] Dcadmin (talk | contribs) (Created page with "Hundreds of books are now free to download Springer has released hundreds of free books on a wide range of topics to the general public. The list, which includes 408 books in total, covers a wide range of scientific and technological topics. In order to save you some time, I have created one list of all the books (65 in number) that are relevant to the data and Machine Learning field. Among the books, you will find those dealing with the mathematical side of the domain...")
03:2203:22, 12 May 2026 Research Methods MESHGuides: Overview (hist | edit) [4,333 bytes] Dcadmin (talk | contribs) (Created page with "by: '''Eira Patterson''' <eira.patterson@open.ac.uk> These research guides (called MESHGuides) are designed for practitioners working in a range of fields, such as education, medicine, infrastructure and economic development. The aim of the guides is to help you to get started on your research journeys. The practical examples in the guides are currently focussed on education, however if you are a practitioner in another field and have an example you would like to share,...")
03:1903:19, 12 May 2026 Regions eZine (hist | edit) [115 bytes] Dcadmin (talk | contribs) (Created page with "Regional Studies Association link to website: https://regions.regionalstudies.org/ Category: General Articles")
03:1903:19, 12 May 2026 Regional Studies Association (RSA) Blog (hist | edit) [246 bytes] Dcadmin (talk | contribs) (Created page with "Regions are a key spatial scale for examining the nature and impacts of political, economic, social and environmental change and innovation. link to website: https://www.regionalstudies.org/category_news/rsa-blog/ Category: General Articles")
03:1803:18, 12 May 2026 Real Estate and Regional Studies : Virtual Special Issue of Regional Studies (hist | edit) [1,026 bytes] Dcadmin (talk | contribs) (Created page with "The purpose of this virtual special issue of Regional Studies is to survey some of the key trading zones between regional studies and real estate research. By drawing together real estate-focused research previously published in the journal, this virtual special issue clarifies the past scope and reflects on the future potential of dialogues between both fields, which to date have broadly come in four different forms: - regional variation, change and dynamics through t...")
03:1703:17, 12 May 2026 Quality Management & Design of Robust Products (hist | edit) [270 bytes] Dcadmin (talk | contribs) (Created page with "Achievements and Applications of Contemporary Informatics, Mathematics and Physics <html> <head> </head> <iframe width="480" height="360" src="https://www.youtube.com/embed/a2pCfnaxxfc" frameborder="0" allowfullscreen></iframe> </html> Category: General Articles")
03:1503:15, 12 May 2026 Quality and Operational Research (QOR) Newsletter August 2020 (hist | edit) [1,238 bytes] Dcadmin (talk | contribs) (Created page with "Welcome to the third issue for 2020. First, It is with great pleasure that I introduce our new member of editorial board. Dr. Ernesto Santibanez-Gonzalez. He is serving as Associate Editor of Journal of Cleaner Production (Elsevier). I would like to say my “Big Thank You to “Ernesto” for accepting my invitation to contribute in this and future issues. All short bios of editorial board members have attached to the last pages. This issue includes two articles across...")
03:1503:15, 12 May 2026 Promoting O.R. : The Science of Better (hist | edit) [768 bytes] Dcadmin (talk | contribs) (Created page with "As operations researchers pursue their careers, a wide variety of industries and specializations remain open to them. In the United States, the Bureau of Labor Statistics reports that major employers of operations researchers include air carriers, computer and data processing services firms, financial institutions, insurance carriers, engineering and management services firms, telecommunication companies, and the Federal Government. The Bureau also writes that job opport...")
03:1403:14, 12 May 2026 Present and Future Migration Flows into Europe (hist | edit) [2,484 bytes] Dcadmin (talk | contribs) (Created page with "by '''Berat Kjamili''' '''I. Executive Summary''' Migration has been country of registered refugees, with over 3.6 million Syrian refugees. After Turkey opened its border to Greece on 28 February 2020, the government claims that more than 142,000 refugees have arrived at the Turkish-Greek border to enter Europe. In Syria, around 1.5 million people from Idlib are waiting at the Turkish-Syrian border to enter Turkey. Turkey had previously warned about a new refugee influ...")
03:1203:12, 12 May 2026 Precipitation Modeling by Polyhedral RCMARS (hist | edit) [449 bytes] Dcadmin (talk | contribs) (Created page with "by: '''Gerhard-Wilhelm Weber''' '''Abstract''' '''Content''' - Introduction - Regression - Robustification - General Model for Target-Environment Regulatory Network - MARS - CMARS - Idea of Robust (C)MARS - Robust Optimization - RCMARSunder PolyhedralUncertainty - Conclusionand Outlook on Future Studies Link to material: http://ifors.org/wp-content/uploads/2016/07/EURO-ORD-Workshop-Precipitation.pdf Category: General Articles")
03:1103:11, 12 May 2026 OR for Better Management of Sustainable Development (hist | edit) [722 bytes] Dcadmin (talk | contribs) (Created page with "At the occasion of EURO XXI 2006 in Iceland (http://www.euro2006.org/), the European Journal of Operational Research together with the Programme Committee of EURO XXI 2006, consisting of Tuula Kinnunen (Chair), Raymond Bisdorff, Jean-Pierre Brans, Ulrike Leopold-Wildburger, Snjolfur Olafsson, Maurice Shutler, Gerhard-Wilhelm Weber, Marino Widmer and Martin Zachariasen, decided to prepare and publish this feature cluster on OR for Better Management of Sustainable Develope...")
03:1003:10, 12 May 2026 Operations Research and its Prospects in Pakistan (hist | edit) [596 bytes] Dcadmin (talk | contribs) (Created page with "Operations Research has had an increasingly great impact on the management of organizations in the recent years. In fact, with the exception of advent of electronic computer, the extent of this impact seems to be unrivalled by that of any other recent development. However, all the development in this field has gone almost unnoticed in most developing countries including Pakistan. This article is an effort to introduce Mathematics community in the country to the subject a...")
03:0903:09, 12 May 2026 Operations Research - Contemporary Role in Managerial Decision Making (hist | edit) [1,760 bytes] Dcadmin (talk | contribs) (Created page with "As the global environment becomes fiercely competitive, Operations Research has gained significance in applications like world-class Manufacturing systems(WCM), Lean production, Six-sigma quality management, Benchmarking, Just-in-time (JIT) inventory techniques. The growth of global markets and the resulting increase in competition have highlighted the need for Operation Research. To survive and lead the today‟s highly competitive and demand driven market, pressure is...")
03:0803:08, 12 May 2026 Open Access Journal Regional Studies Regional Science (hist | edit) [232 bytes] Dcadmin (talk | contribs) (Created page with "Publishes Open Access research on regional issues in geography, governance and policy as well as urbanization and economic development. link to website: https://www.tandfonline.com/toc/rsrs20/current Category: General Articles")
03:0703:07, 12 May 2026 Open Access Book on African Economic Development (hist | edit) [1,932 bytes] Dcadmin (talk | contribs) (Created page with "by: '''Christopher Cramer, John Sender and Arkebe Oqubay''' '''Introduction''' '''1.1 The Air that Policy Officials Breathe''' Every day policy officials are tasked with coming up with solutions to complex puzzles. They must do this in a context of (often) inadequate staffing levels and unreliable data; multiple claims on the resources at their disposal; and having to think strategically while under intense pressure to address short-term issues. At the same time, they...")
03:0603:06, 12 May 2026 Noncoercive Evolution Inclusions for Sk Type Operators (hist | edit) [640 bytes] Dcadmin (talk | contribs) (Created page with "by: '''M. Z. ZGUROVSKY, P. O. KASYANOV and J. VALERO''' '''Introduction''' One of the most effective approaches to investigate nonlinear problems, represented by partial differential equations, inclusions and inequalities with boundary values, consists of their reduction into differential-operator inclusions in infinite-dimensional spaces governed by nonlinear operators. In order to study these objects, the modern methods of nonlinear analysis have been used [Duvaut &...")
03:0403:04, 12 May 2026 Modelling in a Dynamic World - for Economics, Finance, Science and Engineering (hist | edit) [270 bytes] Dcadmin (talk | contribs) (Created page with "Achievements and Applications of Contemporary Informatics, Mathematics and Physics <html> <head> </head> <iframe width="480" height="360" src="https://www.youtube.com/embed/aKOb_YK_ido" frameborder="0" allowfullscreen></iframe> </html> Category: General Articles")
03:0103:01, 12 May 2026 International Women’s Day 2021 : Virtual Special Issue of Spatial Economic Analysis (hist | edit) [1,262 bytes] Dcadmin (talk | contribs) (Created page with "This virtual special issue marks International Women’s Day 2021 by drawing together fifteen papers published in Spatial Economic Analysis over the past decade by female authors and co-authors. It highlights the wide range of novel research by female authors and all-female research teams, and the growth of female-authored studies over time, as well as the geographical and career-stage diversity of female authors within the field. The papers include several agenda-sett...")
02:5802:58, 12 May 2026 Free and Open Source Software for Geospatial (FOSS4G) - Oceania 2018 Presentation Videos (hist | edit) [8,464 bytes] Dcadmin (talk | contribs) (Created page with "FOSS4G SotM Oceania is all about the community. It's a chance for creators and users, community mappers, academics, business, and government to gather and share their knowledge and stories in a fun and welcoming environment. We'll cover a fascinating range of topics over four days, including a full day of workshops, a 2 day conference, a community day, and social events. With a strong emphasis on hands-on learning and collaboration, we'll start off with a day of technic...")
02:0602:06, 12 May 2026 FOSS4G UK Online 2020 Slides and Recordings now available from Open Source Geospatial Foundation’s UK Chapter OSGeo (hist | edit) [405 bytes] Dcadmin (talk | contribs) (Created page with "This is the listing of sessions (in alpha order by lead presenter) for FOSS4G UK Online 2020. The schedule is here. Times and rooms are listed against each presenter (for lightning talks, the time indicated is the session, not individual presenter): 🐦 Nightingale 🛰️ Sentinel ⛵ Mercator link to website: https://uk.osgeo.org/foss4gukonline2020/sessions.html Category: General Articles")
02:0502:05, 12 May 2026 Dynamic Evolution of Economically Preferred Facilities (hist | edit) [1,218 bytes] Dcadmin (talk | contribs) (Created page with "By '''Dorit S. Hochbaum''' '''Abstract''' In a sustained development scenario, it is often the case that an investment is to be made over time in facilities that generate benefits. The benefits result from joint synergies between the facilities expressed as positive utilities specific to some subsets of facilities. As incre- mental budgets to finance fixed facility costs become available over time, additional facilities can be opened. The question is which facil- ities...")
02:0402:04, 12 May 2026 Double-ended nearest and loneliest neighbour–a nearest neighbour heuristic variation for the travelling salesman problem (hist | edit) [1,132 bytes] Dcadmin (talk | contribs) (Created page with "by: '''Fernando Guilherme Silvano Lobo Pimentel''' '''Abstract''' This paper presents a new tour construction heuristic for the travelling salesman problem that introduces the concept of loneliness of a city computed from the average distance of that city to all others and combines it with ideas from other nearest neighbour heuristics. Having the same time complexity of the faster nearest neighbour heuristics, the new method clearly leads to better tours, outperforming...")
02:0102:01, 12 May 2026 Developing Regional Capacity in Operations Research and Economic Evaluation in South Asia (hist | edit) [1,260 bytes] Dcadmin (talk | contribs) (Created page with "The project contributed significantly to the capacity building of regional professionals in planning, implementing, and monitoring reproductive health programs. During 2001-2005, 157 professionals from 17 countries received training in various aspects of reproductive health in nine workshops, including operations research, economic evaluation, qualitative research methods, proposal writing, and process documentation and enhancing the utilization of research findings in r...")
02:0002:00, 12 May 2026 Conflict Theory, Complexity and Systems Approach (hist | edit) [1,069 bytes] Dcadmin (talk | contribs) (Created page with "by '''Giorgio Gallo''' '''Abstract''' Since the end of the Cold War we are witnessing the emergence of new types of conflicts. Conflicts appear to be more and more complex, and still too often they are approached in a simplistic way, using a linear type of reasoning. Complexity is disregarded, and the need for systemic thinking is underestimated, not rarely leading to disastrous results. Feedback are most often ignored, but, most important, the complex dynamics which m...")
01:5901:59, 12 May 2026 Classification and Generation of Digital Marble Art: OR and Deep Learning (hist | edit) [1,189 bytes] Dcadmin (talk | contribs) (Created page with "by: '''Gerhard Wilhelm Weber, Meltem Atay & Suryati Sitepu''' '''OR and Art''' - Generative adversarial networks (GANs) are types of neural networks which can be used to generate new data. - they can be used to generate art pieces. - We developed a new GAN framework specific to generate digital abstract art, - we are introducing an open digital dataset for further research and collaboration opportunities. '''Novelty''' - This idea is based on merging certain Suppo...")

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