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Dynamic constraint handling in mass customization systems : A database solutionKåhlman, Johan, Spånberger, Josef January 2020 (has links)
Purpose: The purpose of this study is to develop an architecture for a Mass Customization information system that allows for product customization restrictions being dynamically expressed through the database. Method: A study evaluating an artifact made using Design Science Research. The evaluation was made using both a quantitative and a qualitative method. Findings: Building upon a literature review to establish a knowledge base, an artifact was created using React and Node.js to build a web application combined with a Neo4j graph database. The artifact allows for products and their inherent restrictions to be dynamically added and modified through constraints defined in their data. This data can be used in the web application to assemble and customize components, where the constraints can be enforced by the web application in real time without any modification to the application. The artifact can enforce all constraints that were intended and it was considered as a better overall solution for handling constraints compared to the currently used solution by Divid, a market leading company in the usage of Mass Customization systems with constraint handling in the context of ventilation systems. Implications: The results implicate that the usage of graph database systems in Mass Customization systems holds great promise, specifically as a new way to handle constraints between components dynamically. Limitations: The results from the expert panel only reflects the opinions of Divid and might not be true for other companies interested in this area. The artifact solution was successful in its purpose to illustrate the concept of dynamic constraint handling. However, it is still unclear if the system holds up in a professional context with more complex rules and heavy demands on performance.
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Bio-Surfaces and Geometric References for a Standardized Biomechanical Design Methodology for Mass CustomizationJensen, Kimberly A. 14 December 2007 (has links) (PDF)
This dissertation presents a method for the design of customizable products that interface with the human body. The method presented involves first, a consistent method of capturing and representing the human model so that the model can be used with CAx tools and solid modeling techniques. Second, it provides a design methodology based on feature structure planning and assembly modeling that provides a consistent structure to the design process so that it can be reused and parameterized. Third, a strategy for identifying parametric variables that are referenced to the human body is introduced. The core of this method is the definition of biomechanical products as an assembly model, where human data is defined as the base part. This research expands on traditional mating conditions in assembly model methods by identifying different ways products can interface with the human body. With the identification of these mating conditions, products can be designed to interact with the body in definable ways through the definition of parametric strategies. This dissertation also presents the necessary theoretical and numerical methods for implementation of these mating conditions in a CAD system.
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Minicell Configuration for Mass Customization ManufacturingBadurdeen, Fathima F. January 2005 (has links)
No description available.
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Integrated Design and Manufacturing [IDM] Framework for the Modular Construction IndustryAlkahlan, Bandar Suliman 01 July 2016 (has links)
If we look at the construction industry, particularly the modular single-family construction industry, we often see that the design stage is distinctly separate from the construction and fabrication stages. This separation has been occurring for some time now, however, there is often a noticeable lack of understanding of the constraints in linking architectural design to modular construction for single-family housing. In addition, no framework exists which seeks to support overcoming these constraints for the architectural design process while simultaneously bringing knowledge of fabrication, materials selection, and modular construction to the early stage of design. Also, there is a lack of knowledge of fabrication and modular construction constraints by many architects.
This research intended to focus upon mapping the design and manufacturing processes for a specific scale of projects: residential single-family units. The research also aimed to understand the relationships among design, the role of emerging technologies, and manufacturing within the modular home construction industry in order to develop a design process that is based upon mass customization, rather than mass production. Thus, qualitative research methods based upon a grounded theory approach were used for evaluating, capturing, and structuring knowledge. To achieve the greatest possible amount of useful information, case studies of on-site visits to manufactured housing production facilities and structured, in-depth, open-ended interviews of architects, engineers, production managers, business managers, and other knowledge-holders within the manufactured modular housing industry were performed.
The aim of this research was to map the design and modular homes manufacturing processes in an effort to better understand the relationships between these two domains. The Integration Definition (IDEF0) for Function Modeling was used as a graphical presentation technique. The goal of using such a graphical technique was, first, to understand and analyze the functions of the existing "As-is" design-manufacture communication process; and second, to enhance and improve the communication and productivity performances among people working in the design, manufacturing, and production sectors. Using this graphical modeling method assisted with mapping the design and modular manufacturing processes, including organizations, teams, decisions, actions, and activities. Through this mapping process, strategies to improve the emergent relationships were proposed as a new "To-be" design and manufacturing framework for modular single-family housing projects. / Ph. D.
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Potential Biases in Service Research - Opportunity and PitfallBellm, Tilo 23 July 2014 (has links) (PDF)
People are not always rational, rely on heuristics and are influenced by situational factors being conducive to biased decisions. Hence, the decision outcome cannot be explained by consumers’ preferences exclusively. This offers opportunities to service managers to steer the decision outcome into a desirable direction by a beneficial design of situational factors. In contrast to the discussed opportunities, situational factors can also become a pitfall for researchers and managers. I show that situational factors may compromise the validity of research results based on self reports in a service context, because the reported scores of research participants may be biased. Three perspectives related to service management are distinguished in this thesis: First, the customer independently of the service provider; second, the interaction of customer and service provider; third, the service provider independently of the customer. From the perspective of the customer, I investigate the impact of different defaults in a customization process on the decision outcome of different types of customers. From the perspective of the customer and service provider interaction, I point out a new solution to overcome a dilemma related to service productivity. Finally, from the perspective of the service provider, the possible contamination of service related constructs by socially desirable responding is examined.
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Potential Biases in Service Research - Opportunity and PitfallBellm, Tilo 11 July 2014 (has links)
People are not always rational, rely on heuristics and are influenced by situational factors being conducive to biased decisions. Hence, the decision outcome cannot be explained by consumers’ preferences exclusively. This offers opportunities to service managers to steer the decision outcome into a desirable direction by a beneficial design of situational factors. In contrast to the discussed opportunities, situational factors can also become a pitfall for researchers and managers. I show that situational factors may compromise the validity of research results based on self reports in a service context, because the reported scores of research participants may be biased. Three perspectives related to service management are distinguished in this thesis: First, the customer independently of the service provider; second, the interaction of customer and service provider; third, the service provider independently of the customer. From the perspective of the customer, I investigate the impact of different defaults in a customization process on the decision outcome of different types of customers. From the perspective of the customer and service provider interaction, I point out a new solution to overcome a dilemma related to service productivity. Finally, from the perspective of the service provider, the possible contamination of service related constructs by socially desirable responding is examined.
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Why Customers Value Mass-customized Products: The Importance of Process Effort and EnjoymentFranke, Nikolaus, Schreier, Martin 14 October 2010 (has links) (PDF)
We test our hypotheses on 186 participants designing their own scarves with an MC toolkit. After completing the process, they submitted binding bids for "their" products in Vickrey auctions. We therefore observe real buying behavior, not merely stated intentions. We find that the subjective value of a self-designed product (i.e., one's bid in the course of the auction) is indeed not only impacted by the preference fit the customer expects it to deliver, but also by (1) the process enjoyment the customer reports, (2) the interaction of preference fit and process enjoyment, and (3) the interaction of preference fit and perceived process effort. In addition to its main effect, we interpret preference fit as a moderator of the valuegenerating effect of process evaluation: In cases where the outcome of the process is perceived as positive (high preference fit), the customer also interprets process effort as a positive accomplishment, and this positive affect adds (further) value to the product. It appears that the perception of the self-design process as a good or bad experience is partly constructed on the basis of the outcome of the process. In the opposite case (low preference fit), effort creates a negative affect which further reduces the subjective value of the product. Likewise, process enjoyment is amplified by preference fit, although enjoyment also has a significant main effect, which means that regardless of the outcome, customers attribute higher value to a self-designed product if they enjoy the process. The importance of the self-design process found in this study bears clear relevance for companies which offer or plan to offer MC systems. It is not sufficient to design MC toolkits in such a way that they allow customers to design products according to their preferences. The affect caused by this process is also highly important. Toolkits should therefore stimulate positive affective reactions and at the same time keep negative affect to a minimum. (authors' abstract)
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Proposta de um modelo de negócios com ganho de escala: pesquisa-ação de um escritório de arquitetura / Proposal for a scale gain business model: action research of an architecture officeWinandy, Felipe de Almeida 14 June 2019 (has links)
Escritórios de arquitetura possuem um modelo de negócios ultrapassado, no qual grande parte dos clientes questiona o alto valor cobrado pelos profissionais ao mesmo tempo em que os arquitetos reclamam da má remuneração dos serviços prestados. No intuito de romper com essa realidade, este estudo tem como principal objetivo encontrar uma alternativa para o ganho de escala, utilizando como laboratório, a empresa do autor, um escritório de arquitetura de pequeno porte, situado na cidade de São Paulo. Valendo-se do referencial teórico de modelo de negócios, proposta de valor, customização em massa e inovação no setor de construção civil, o trabalho, uma pesquisa-ação, com a participação dos dois sócios da empresa e um integrante externo, seguiu a jornada de criação de um novo modelo de negócios composto por três ciclos: (1) problema (identificação e validação do problema enfrentado pelo público-alvo em questão); (2) solução (definição e validação da solução proposta ao problema); (3) modelo de negócios (conformação e viabilidade econômica do modelo proposto). Na primeira etapa do trabalho foi possível identificar o potencial do segmento de mercado de residências recém entregues pela construtora (unidades no contrapiso), composta por uma média de 23,6 mil unidades comercializadas por ano na cidade de São Paulo, permitindo a padronização dos processos e da produção com ganho de escala, através da customização em massa. A solução proposta na dissertação, baseada na principal necessidade do cliente, de tornar o apartamento habitável, foi a de produtizar os serviços da reforma através de pacotes, comercializados a um preço fixo, compostos por projetos de arquitetura pré-idealizados. Ao final dos ciclos e de estabelecer os onze componentes do modelo de negócios, a proposta da dissertação se mostrou com grande potencial de aplicação e ganho de escala, resultando em um fluxo de caixa positivo a partir do primeiro ano de atuação, onde o volume de clientes determinado foi de apenas 18 unidades / Architecture offices, in general, present an outdated business model, a reason why a great amount of the clients question the high prices charged by the architecture professionals. Meanwhile, the architects themselves complain about the poor remuneration for the provided services. In order to break with this reality, this study has as main objective to find an alternative to the gain in scale, using as a laboratory, the company of the author, a small architecture office, located in the city of São Paulo. Using the theoretical framework of business model, value proposition, mass customization and innovation in the civil construction sector, the work, a practical research, with the participation of the two partners of the company and an external member, followed the journey of creating a new business model composed of three cycles: (1) problem (identification and validation of the problem faced by the target public in question); (2) solution (definition and validation of the proposed solution to the problem); (3) business model (conformation and economic feasibility of the proposed model). In the initial part of the research, it was possible to identify the potential of the newly delivered houses market segment, by the construction companies (units in the sub-floor), composed of an average of 23.6 thousand units sold per year in the city of São Paulo, allowing the standardization of processes and production with gain in scale, through mass customization. The solution proposed in the present dissertation, based on the main need of the client to make the apartment habitable, was to produce the services of the reform through packages, commercialized at a fixed price, composed by pre-idealized architectural projects. At the end of the cycles and to establish the eleven components of the business model, the dissertation proposal presented a great potential of application and gain in scale, resulting in positive cash flow from the first year of operation, where the volume of determined customers was only 18 units
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Le rôle de l'intégration de la supply chain et de la modularité de prestation de services dans le développement de la capacité de personnalisation de masse en santé : le cas de la MAIA / The role of supply chain integration and modular service provision in the development of mass customization capability in a healthcare context : the case of MAIAGuan, Wei 12 December 2018 (has links)
Cette recherche s’inscrit dans le contexte de la santé en France, dans lequel la prise en charge de la population croissante des usagers atteints de maladies chroniques, nécessite une articulation cohérente des interventions pluridisciplinaires, provenant de multiples d’acteurs hétérogènes. Cette prise en charge personnalisée est très consommatrice de ressources. Dans un contexte de raréfaction des ressources, le dilemme coût-qualité se pose dans leur prise en charge. La recherche d’une réponse à ce dilemme nous a conduit à nous intéresser au concept de la Personnalisation de Masse (PM), largement étudié en Supply Chain Management (SCM) et Management des Opérations (OM), ainsi qu’à sa réalisation dans le contexte de la santé. Selon ces deux domaines de littérature, la réalisation de la PM repose sur le développement de la Capacité de PM (CPM). En outre, l’intégration de la Supply Chain (SCI) et la modularité ont été identifiées comme les deux plus importants facteurs facilitant ce développement. Ainsi, cette recherche vise à étudier le rôle de la SCI et de la modularité, ainsi que leur relation dans le développement de la CPM en santé. En se basant sur les relations étudiées et celles insuffisamment étudiées, entre ces trois concepts en SCM et OM (contexte général), un modèle conceptuel de recherche a été établi, et nous cherchons à éprouver ce modèle dans le contexte de la santé. Pour ce faire, un cas exemplaire a été identifié : la MAIA Marseille. À travers cette étude de cas, notre recherche a permis d’une part d’éprouver et de raffiner le modèle de recherche préétabli, et d’autre part de mettre en avant les leçons à en tirer dans le développement de la CPM en santé. / This research is conducted in the French healthcare context, in which the care of the growing population of health service users with chronic diseases, requires a coherent coordination of multidisciplinary interventions from multiple providers. This personalized care is resource consuming. In a context of resource scarcity, the cost-quality dilemma arises in the care of this growing population. The search for an answer to this dilemma has led us to focus on the concept of Mass Customization (MC), widely studied in Supply Chain Management (SCM) and Operations Management (OM), as well as its implementation in the healthcare context. According to these two fields of literature, MC can be achieved by developing Mass Customization Capability (MCC). Moreover, Supply Chain Integration (SCI) and Modularity-based practices have been identified as the two most important factors facilitating its development. Therefore, this research aims to study the role of SCI and modularity, as well as their relationship in the development of MCC in the healthcare context. Based on the relationships studied and those insufficiently investigated between these three concepts in SCM and OM literature (general context), a conceptual model has been established, and we seek to test this model in the healthcare context. For this purpose, an exemplary/critical case has been identified: MAIA Marseille. Through this case study, our research enabled us to test and refine the pre-established conceptual model, and to highlight the lessons to be learned in the development of MCC in the healthcare context.
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What do consumers really think about advertising chasing them online? : A quantitative study about consumers’ perception of behavioural marketingGremlin, Therese, Rusakova, Vlada January 2019 (has links)
Behavioral marketing is something that has received lots of attention due to growing awareness around artificial intelligence (AI) and companies using this technology for marketing purposes. However, the data collection practices have been receiving lots of critique for a while now and therefore it is more important than ever to gain an insight of how the consumers perceive behavioral online marketing. From this standpoint two research questions have been developed: How do consumers’ attitudes towards behavioral marketing, affect their purchase intention? and How does exposure to behavioral marketing affects purchase intention? In order to answer these research questions, the experimental vignette methodology was used to study digital natives, namely individuals between 18 and 30 years old. The experiment provided the basis for the study combined with the questionnaire the participants were asked to complete after the experiment. The experiment process consisted of two purchase scenarios that had to be performed online: a purchase of a low degree behavioral marketing product (city bike) and a purchase of a high degree marketing product (sneakers). One of the most important findings of this research regarding consumers’ attitude’s impact on purchase intention was the fact that trust has a bigger impact on the high involvement products compared to the low involvement product. When it came to exposure to behavioral marketing, the test objects that were exposed to behavioral ads had a higher likelihood to purchase a sponsored item. Therefore, there is a positive relationship between how much behavioral marketing a company use and the likelihood of a user purchasing a sponsored item. One of the most important practical implications that can be derived from this study is that businesses need to prioritize building a strong brand image prior to utilizing behavioral marketing. / Beteendemässig marknadsföring är något som fått större uppmärksamhet i och med betydelsen som artificiell intelligens (AI) har fått samt något som företag använder sig av i marknadsföringssyfte. Däremot har insamling av data länge kritiserats och frågan om hur kunder faktiskt uppfattar annonser online har blivit mer och mer relevant. Utifrån detta resonemang har dessa forskningsfrågor tagits fram: Hur påverkar konsumenternas attityd gentemot beteendemässig marknadsföring deras köpavsikt? samt Hur påverkar exponeringen av beteendemässig marknadsföring gentemot konsumenter deras köpavsikt? För att kunna uppnå detta syfte har experimentell vignettes metodik använts för att studera millenniegenerationen, alltså personer i åldrarna 18-30. Ett experiment gjorde grunden till studien, tillsammans med ett frågeformulär som de var ombedda att göra efter experimentet. Experimentet bestod av två olika köp som deltagarna skulle göra online; en produkt med låg grad av beteendemässig marknadsföring (cykel) och en produkt med hög grad av beteendemässig marknadsföring (skor). Det viktigaste som kunde tas från denna undersökning när attityder undersöktes var att förtroende gentemot ett företag eller varumärke hade en stark påverkan på köpavsikten. Däremot är inverkan för förtroende starkare vid köpa av en produkt med hög grad av beteendemässig marknadsföring jämfört med en produkt med låg grad av beteendemässig marknadsföring. När det gäller exponeringen av beteendemässig marknadsföringen var den största upptäckten att de deltagare som hade blivit utsatta för annonser till en högre grad hade en större chans att köpa en produkt som var annonserad. Alltså, ju mer företag använder sig av beteendemässig marknadsföring som är av relevans för konsumenten, desto mer sannolikt är det att de köper just deras produkt. Den största praktiska implikationen som kunde utläsas var att innan beteendemässig marknadsföring kan bli optimalt för företag måste de prioritera att bygga ett starkt varumärke.
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