1,327 research outputs found

    Modeling and Visualization of Drama Heritage

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    Training of Crisis Mappers and Map Production from Multi-sensor Data: Vernazza Case Study (Cinque Terre National Park, Italy)

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    This aim of paper is to presents the development of a multidisciplinary project carried out by the cooperation between Politecnico di Torino and ITHACA (Information Technology for Humanitarian Assistance, Cooperation and Action). The goal of the project was the training in geospatial data acquiring and processing for students attending Architecture and Engineering Courses, in order to start up a team of "volunteer mappers". Indeed, the project is aimed to document the environmental and built heritage subject to disaster; the purpose is to improve the capabilities of the actors involved in the activities connected in geospatial data collection, integration and sharing. The proposed area for testing the training activities is the Cinque Terre National Park, registered in the World Heritage List since 1997. The area was affected by flood on the 25th of October 2011. According to other international experiences, the group is expected to be active after emergencies in order to upgrade maps, using data acquired by typical geomatic methods and techniques such as terrestrial and aerial Lidar, close-range and aerial photogrammetry, topographic and GNSS instruments etc.; or by non conventional systems and instruments such us UAV, mobile mapping etc. The ultimate goal is to implement a WebGIS platform to share all the data collected with local authorities and the Civil Protectio

    Application of mobile IT in construction

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    In recent years, the construction industry has been compelled to explore all possible options for improving the delivery of their products and services. Clients are now expecting a better service and projects that meet their requirements more closely. This has challenged the industry to become more efficient, integrated and more attractive, with benefits for its potential workforce and for society as a whole. Information and communication technologies (ICT) are an enabler to facilitate the improvements required for modernisation. However, due to the geographically dispersed and nomadic nature of the construction industry’s workforce, many people are prevented from efficiently and effectively using the ICT tools adopted to date. Mobile technologies providing the ‘last mile’ connection to the point-of activity could be the missing link to help address the ongoing drive for process improvement. Although this has been a well-researched area, several barriers to mainstream adoption still exist: including a perceived lack of suitable devices; a perceived lack of computer literacy; and the perceived high cost. Through extensive industry involvement, this research has taken the theoretical idea that mobile IT use in the construction industry would be beneficial, a step further; demonstrating by means of a state of the art assessment, usability trials, case studies and demonstration projects that the barriers to mainstream adoption can be overcome. The findings of this work have been presented in four peer-reviewed papers. An ongoing dissemination programme is expected to encourage further adoption

    Interorganizational Information Systems: Systematic Literature Mapping Protocol

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    Organizations increasingly need to establish partnerships with other organizations to face environment changes and remain competitive. This interorganizational relationship allows organizations to share resources and collaborate to handle business opportunities better. This technical report present the protocol of the systematic mapping performed to understand what is an IOIS and how these systems support interorganizational relationships

    Mobile Robots

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    The objective of this book is to cover advances of mobile robotics and related technologies applied for multi robot systems' design and development. Design of control system is a complex issue, requiring the application of information technologies to link the robots into a single network. Human robot interface becomes a demanding task, especially when we try to use sophisticated methods for brain signal processing. Generated electrophysiological signals can be used to command different devices, such as cars, wheelchair or even video games. A number of developments in navigation and path planning, including parallel programming, can be observed. Cooperative path planning, formation control of multi robotic agents, communication and distance measurement between agents are shown. Training of the mobile robot operators is very difficult task also because of several factors related to different task execution. The presented improvement is related to environment model generation based on autonomous mobile robot observations

    Foundations of Human-Aware Planning -- A Tale of Three Models

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    abstract: A critical challenge in the design of AI systems that operate with humans in the loop is to be able to model the intentions and capabilities of the humans, as well as their beliefs and expectations of the AI system itself. This allows the AI system to be "human- aware" -- i.e. the human task model enables it to envisage desired roles of the human in joint action, while the human mental model allows it to anticipate how its own actions are perceived from the point of view of the human. In my research, I explore how these concepts of human-awareness manifest themselves in the scope of planning or sequential decision making with humans in the loop. To this end, I will show (1) how the AI agent can leverage the human task model to generate symbiotic behavior; and (2) how the introduction of the human mental model in the deliberative process of the AI agent allows it to generate explanations for a plan or resort to explicable plans when explanations are not desired. The latter is in addition to traditional notions of human-aware planning which typically use the human task model alone and thus enables a new suite of capabilities of a human-aware AI agent. Finally, I will explore how the AI agent can leverage emerging mixed-reality interfaces to realize effective channels of communication with the human in the loop.Dissertation/ThesisDoctoral Dissertation Computer Science 201

    Algae Textile: A Lightweight Photobioreactor for Urban Buildings

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    By innovating the photobioreactor, the growth of algae can be deployed as a performative and ecological layer within contemporary building systems. Proposed is an algae textile: a building–integrated photobioreactor organized as a flexible membrane, whose form can be adjusted according to given programmatic and environmental conditions. This organization translates functions from industrial photobioreactors into forms that can operate at the lightweight scale of an enclosure or partition, demonstrating how algae might be integrated within the layers of a building as an alternative ecology. A typical curtain wall is used as an example to test new standards of geometry and materiality using the membrane, where parametrically–controlled quasiperiodic and conformal geometries are studied. These offer geometric plasticity when generating the reactor’s organization, refining its ability to modulate light and view by varying porosity, and tailoring it to the characteristics of a given space. When paired with the minimal dimensions of transparent thin–film polymers, this method of forming enclosures shows how renewable resources such as algae can be positioned within buildings without an expansion in the wall assembly and easily retrofitted into existing ones to create performative next-generation building skins. To support these qualities, design principles addressing both qualitative and quantitative measures are emphasized, aiming to define a photobioreactor’s required behaviours when used specifically as a component within urban buildings. This direct integration of biology in architecture asserts that building material can be seen as a productive entity, contributing to the discourse surrounding postnatural urban ecology, and drawing from research exploring articulated material systems, including Achim Menges’ composite membranes and Neri Oxman’s use of digital morphogenesis. In this way, the industrial process of algae cultivation can be translated into complimentary building systems which acknowledge both the productivity and the aesthetic of algae: as agile components of a larger renewable resource network, and as icons for a self–sufficient urban lifestyle
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