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    Parallel Machines with Batch Processing

    , M.Sc. Thesis Sharif University of Technology Chaghazardy, Delaram (Author) ; Salmasi, Nasser (Supervisor)
    Abstract
    Due to the undeniable importance and applicability of both "batch processing" and "parallel machines" in service and industry, this survey strives to solve a real-world problem in which some identical parallel machine, capable of processing jobs in batches, are available. In batch processing the process of jobs starts and ends simultaneously. In real world the processing time of the batch is a function of some characteristics of the jobs in the batch. in this survey, for simplicity (as calculating the mentioned function is so difficult), we assume that the processing time of a batch equals the sum of the processing time of the jobs in the batch. we also have assumed that the capacity of a... 

    Development of a novel solution to enable integration and interoperability for cloud manufacturing

    , Article 6th International Conference on Changeable, September 2016 through 6 September 2016 ; Volume 52 , 2016 , Pages 6-11 ; 22128271 (ISSN) Delaram, J ; Fatahi Valilai, Omid ; Sharif University of Technology
    Elsevier B. V  2016
    Abstract
    Nowadays, manufacturing enterprises have been faced with a globalized competitive environment. In this fierce condition, Cloud Manufacturing paradigm emerged as a promising concept for competition. It provides effective solutions and tools for manufacturing enterprises to collaborate in globalized market. The revolution that Cloud Manufacturing has created is based on the redefinition of the classic methods to those which are appropriate for todays' modern and globalized manufacturing environments. In parallel with cloud-based revolution, the expansion of internet-based technologies has been started. These technologies previously have been applied in many fields and resulted in... 

    A novel solution for manufacturing interoperability fulfillment using interoperability service providers

    , Article 50th CIRP Conference on Manufacturing Systems, CIRP CMS 2017, 3 May 2017 through 5 May 2017 ; Volume 63 , 2017 , Pages 774-779 ; 22128271 (ISSN) Delaram, J ; Fatahi Valilai, O ; Sharif University of Technology
    Elsevier B.V  2017
    Abstract
    The cloud manufacturing paradigm has been known as one of the best solutions for today's competitive manufacturing environments. This paradigm insists on using a manufacturing service oriented approach for fulfilling the manufacturing enterprise resource management by the access to global availability of manufacturing services. The proposed service oriented approach covers a wide area of manufacturing resource management from infrastructures to platforms and applications. However, due to wide global distributions of manufacturing clouds, the service oriented architectures which are designed in the clouds cannot communicate with each other. This is mainly due to concentration of cloud... 

    An architectural view to computer integrated manufacturing systems based onaxiomatic design theory

    , Article Computers in Industry ; Volume 100 , 2018 , Pages 96-114 ; 01663615 (ISSN) Delaram, J ; Fatahi Valilai, O ; Sharif University of Technology
    2018
    Abstract
    The emergence of the globalization paradigm in manufacturing industry has changed the markets’ circumstances, and accordingly manufacturing systems need to be compatibilized with these situations. There are many solutions to assist manufacturing systems for this purpose. Computerized systems and their related solutions were being the most attractive ones for manufacturing systems in recent decade. Developing such systems and exploiting from the advantages of such solutions requires a consistent foundation. Computer Integrated Manufacturing (CIM) emerged as a philosophy to provide such foundation, and to assist the computerized manufacturing solutions. Despite of the high potentials of the... 

    A Novel Framework for Virtual Computer Integrated Manufacturing Paradigm Using Axiomatic Design Theory

    , M.Sc. Thesis Sharif University of Technology Delaram, Jalal (Author) ; Fatahi Valilai, Omid (Supervisor)
    Abstract
    Nowadays, the manufacturing environments have been faced with the globalization paradigm. This paradigm urges the new necessities for manufacturing environments like concentration on customer demands, focus on increase of quality and its continuous improving trend and shortening the products’ lifecycle. These necessities have been considered by many researchers and have led to different ideas in the field of effective and efficient product development and after sales services. Computer Integrated Manufacturing (CIM) is known as the major research field for study, development and proposal of effective IT solutions to fulfill the aforementioned necessities. This research filed has resulted to... 

    EEG based Analysis and Classification of Children with Learning Disability Compared to Normal Children

    , M.Sc. Thesis Sharif University of Technology Mirmohammad Sadeghi, Delaram Alsadat (Author) ; Jahed, Mehran (Supervisor)
    Abstract
    Learning disability (LD) is a neurological condition that interferes with an individual’s ability to store, process, or produce information. There are different types of learning disabilities affecting reading, writing, speaking, spelling, etc. Based on a study conducted by National Center for Learning Disabilities, 2.4 million American public school students are diagnosed with learning disability. They attend school in order to learn and be successful while they do not know their learning process is different from their peers. LD diagnosis in children is especially important as such cases must be identified early enough in order to provide them with proper education.This project targets LD... 

    A utility-based matching mechanism for stable and optimal resource allocation in cloud manufacturing platforms using deferred acceptance algorithm

    , Article Journal of Manufacturing Systems ; Volume 60 , 2021 , Pages 569-584 ; 02786125 (ISSN) Delaram, J ; Houshamand, M ; Ashtiani, F ; Fatahi Valilai, O ; Sharif University of Technology
    Elsevier B.V  2021
    Abstract
    Cloud Manufacturing (CM) as a successful manufacturing business model and a major driver of Industry 4.0 has attracted a lot of attention in recent years. CM idea aims to streamline the on-demand provisioning of manufacturing resources and capabilities as services, providing end-users with flexible and scalable services accessible through global networks. This idea created many opportunities and challenges. One of the critical challenges is resource allocation, which determines who interacts with whom and how in the CM platform. The type of the platform is a determining factor for the selection of the appropriate resource allocation. To analyze the impact of the allocation on the utilities,... 

    Stable allocation of services in public cloud manufacturing platforms: A game theory view

    , Article 30th International Conference on Flexible Automation and Intelligent Manufacturing, FAIM 2021, 7 September 2021 through 10 September 2021 ; Volume 55, Issue C , 2021 , Pages 306-311 ; 23519789 (ISSN) Delaram, J ; Houshamnd, M ; Ashtiani, F ; Fatahi Valilai, O ; Sharif University of Technology
    Elsevier B.V  2021
    Abstract
    With unbounding the manufacturing resources and capabilities from shopfloors and being available as on-demand services for everyone who needs, the service allocation problem becomes critical. Despite of private Cloud Manufacturing platforms in which the service allocation problem is an optimization matching problem, in public Cloud Manufacturing platforms the service allocation problem is a matching game between manufacturing providers and consumers. This is a complex form of games that has two sides, one side is the players that has manufacturing resources and capabilities and the other side is the players who want to receives such services. In this paper, we present a matching game model... 

    A matching mechanism for public cloud manufacturing platforms using intuitionistic Fuzzy VIKOR and deferred acceptance algorithm

    , Article International Journal of Management Science and Engineering Management ; Volume 16, Issue 2 , 2021 , Pages 107-122 ; 17509653 (ISSN) Delaram, J ; Fatahi Valilai, O ; Houshamand, M ; Ashtiani, F ; Sharif University of Technology
    Taylor and Francis Ltd  2021
    Abstract
    Online manufacturing platforms are spreading in the manufacturing industry in the shade of Cloud Manufacturing systems. The paper manipulates a matching mechanism for public Cloud Manufacturing platforms based on the Intuitionistic Fuzzy Sets Theory, VIKOR method, and Deferred Acceptance algorithm. The VIKOR method provides a rational, scientific, and systematic approach to enable providers and consumers to evaluate the attributes of each other and develop their preference lists. The method is augmented by the Intuitionistic Fuzzy Sets Theory to grasp the high level of vagueness and uncertainty in the process of preference list development. The utilization of Deferred Acceptance algorithm... 

    Development of public cloud manufacturing markets: a mechanism design approach

    , Article International Journal of Systems Science: Operations and Logistics ; 2022 ; 23302674 (ISSN) Delaram, J ; Houshamand, M ; Ashtiani, F ; Fatahi Valilai, O ; Sharif University of Technology
    Taylor and Francis Ltd  2022
    Abstract
    Online manufacturing markets are new emerging types of markets that are spreading in the shade of public Cloud Manufacturing. This paper introduces a public Cloud Manufacturing market and denotes its differences from a private one. Public Cloud Manufacturing enables service-oriented manufacturing models for everyone in society. The prosperity of such market is tied to appropriate matching between providers to consumers. This paper elaborates on a mechanism to prescribe an appropriate allocation between resources and demands in this public market. The mechanism exploits the VIKOR method to develop preference lists for providers and consumers, the method also is augmented by the Intuitionistic... 

    Multi-phase matching mechanism for stable and optimal resource allocation in cloud manufacturing platforms Using IF-VIKOR method and deferred acceptance algorithm

    , Article International Journal of Management Science and Engineering Management ; Volume 17, Issue 2 , 2022 , Pages 103-111 ; 17509653 (ISSN) Delaram, J ; Houshmand, M ; Ashtiani, F ; Fatahi Valilai, O ; Sharif University of Technology
    Taylor and Francis Ltd  2022
    Abstract
    Public platforms are one of the most important Cloud Manufacturing modes. Public platforms enable an environment for manufacturers and demanders to freely and directly connect with each other. Exploiting the high potentials of public platforms depends on final matching. This paper has developed a multi-phase matching mechanism for stable and optimal resource allocation in public platform. The proposed mechanism grades the demanders using an intuitionistic fuzzy VIKOR method using three measures of quality, time, and sustainability. Then, the mechanism clusters the demanders based on these three measures; and finally, allocates the clusters using the Deferred Acceptance (DA) algorithm to the... 

    Development of public cloud manufacturing markets: a mechanism design approach

    , Article International Journal of Systems Science: Operations and Logistics ; 2023 , Volume 10, Issue 1 ; 23302674 (ISSN) Delaram, J ; Houshamand, M ; Ashtiani, F ; Fatahi Valilai, O ; Sharif University of Technology
    Taylor and Francis Ltd  2023
    Abstract
    Online manufacturing markets are new emerging types of markets that are spreading in the shade of public Cloud Manufacturing. This paper introduces a public Cloud Manufacturing market and denotes its differences from a private one. Public Cloud Manufacturing enables service-oriented manufacturing models for everyone in society. The prosperity of such market is tied to appropriate matching between providers to consumers. This paper elaborates on a mechanism to prescribe an appropriate allocation between resources and demands in this public market. The mechanism exploits the VIKOR method to develop preference lists for providers and consumers, the method also is augmented by the Intuitionistic... 

    Development of a Novel Framework for Manufacturing Service Composition and Matching in Public Cloud Platform Using a Game Theoric Approach

    , Ph.D. Dissertation Sharif University of Technology Delaram, Jalal (Author) ; Houshmand, Mahmoud (Supervisor) ; Fatahi Valilai, Omid (Co-Supervisor) ; Ashtiani Mofrad Tehrani, Farid (Co-Supervisor)
    Abstract
    In recent years, cloud manufacturing as a successful business model has attracted a lot of attentions. Many papers and researches have discussed various aspects of cloud manufacturing. Despite of enourmous works in this area we can categorize them using the view to the manufacturing platform. According to the authors’ researches, almost all of the the researchers looked to the system in a centralized manner with private structure. A structure in which a central unit decides for all and seeks to optimize its intended objective function. In private platforms, a central unit which is usually the owner of the company, makes decision for its all subsideries. But, public platform has a different...