2,177 research outputs found

    A Low-Power Integrated Smart Sensor with on-Chip Real-Time Image Processing Capabilities

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    A low-power, CMOS retina with real-time, pixel-level processing capabilities is presented. Features extraction and edge-enhancement are implemented with fully programmable 1D Gabor convolutions. An equivalent computation rate of 3 GOPS is obtained at the cost of very low-power consumption ( W per pixel), providing real-time performances ( microseconds for overall computation, ). Experimental results from the first realized prototype show a very good matching between measures and expected outputs.</p

    ANALYSIS AND SYNTHESIS OF DOUBLE LAYER MOSFET NETWORKS FOR SMART SENSORY SYSTEMS

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    An analysis method to find the natural response of double-layer planar lattice networks is found and its stability discussed. Following the proposed approach, a new circuit able to perform feature extraction at the sensory level by means of a convolution with a Gabor-like kernel is synthesised. The circuit, based on MOS transistors working in the subthreshold region, has been simulated and successfully compared with theoretical expectations. Its main features are the compactness, low-power and full programmability of the convolutional kernel

    Social, Economic and Symbolic Perspectives at the Dawn of Metal Production

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    A collection of six papers focusing on questions of Copper Age metallurgical contexts, outlining the importance of an integrated analysis of artefacts, considering pottery, metal, stone and osseous productions as inseparable aspects of economic and social choices. Contents: 1) First Metals, Last Flints? The Lithic Productions of Central Italy at the End of the Neolithic. Some Considerations (Cecilia Conati Barbaro); 2) The Beginning of Metallurgic Production and the Socioeconomic Transformations of the Sardinian Eneolithic (Maria Grazia Melis, Ramona Cappai, Laura Manca and Stefania Piras); 3) Buried Without Metal: The Role of Lithic Kit in Chalcolithic Funerary Contexts of the Marche Region (Central Italy) (Cristina Lemorini); 4) Producing for the Dead, Using while Alive: Lithic Tools Production and Consumption in the Late Neolithic of North-Eastern Iberia (Xavier Terradas and Antoni Palomo); 5) A View From the Mines. Flint Exploitation in the Gargano (South-Eastern Italy) and Socio?Economic Aspects of Raw Materials Procurement at the Dawn of Metal Production (Massimo Tarantini); 6) Functional Variability and Activity Areas in Prehistoric Mining Operations in Northern Chile (Diego S. Salazar, Hernan W. Salinas, David D. Ordenes and Jessica N. Parra)

    'Gomorra' romanzo etnografico

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    This article explores Roberto Saviano’s international best-seller Gomorrah as an “ethnographic novel”, an expression that actually turns upside down and complements the characterization the author himself suggested for his book as a “literary investigation”. The main purpose is not so much to analyse Saviano’s distinctivenon-fictional (or blurred) genre and rhetorical style, but rather to take advantage of his book as a way to consider how cultural anthropology identifies and constructs its own research objects. Notably, focusing on the passages in which the author considers or discusses significant issues such as language, time, space and knowledge, I argue that Gomorrah represents a chance to reflect upon how the conventional aims and methods of cultural anthropology are currently challenged and reorganised under present-day neo-liberal corporate capitalism. Finally, while most commentators see Gomorrah as a book about the illegal trafficking of the Neapolitan Mafia-like criminal organization known as “Camorra”, this article provocatively suggests understanding it as an inspired and morally disturbing account of ourselves. An ethnographically sensitive account exploring both legal and illegal practices of production, consumption, and circulation of goods and commodities in which we all are deeply implicated
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