84 research outputs found

    A Global Building Occupant Behavior Database

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    This paper introduces a database of 34 field-measured building occupant behavior datasets collected from 15 countries and 39 institutions across 10 climatic zones covering various building types in both commercial and residential sectors. This is a comprehensive global database about building occupant behavior. The database includes occupancy patterns (i.e., presence and people count) and occupant behaviors (i.e., interactions with devices, equipment, and technical systems in buildings). Brick schema models were developed to represent sensor and room metadata information. The database is publicly available, and a website was created for the public to access, query, and download specific datasets or the whole database interactively. The database can help to advance the knowledge and understanding of realistic occupancy patterns and human-building interactions with building systems (e.g., light switching, set-point changes on thermostats, fans on/off, etc.) and envelopes (e.g., window opening/closing). With these more realistic inputs of occupants’ schedules and their interactions with buildings and systems, building designers, energy modelers, and consultants can improve the accuracy of building energy simulation and building load forecasting

    Workers’ Agency and Re-Working Power Relations in Cambodia's Garment Industry

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    This paper explores Cambodian garment factory workers’ collective voice and ability to negotiate a living wage. Workers’ agency is examined through a case study of a large-scale strike in September 2010 over national minimum wage negotiations, led by two Cambodian trade union federations. Analysis is centred on four structural impediments to workers’ wage demands. First, the Cambodian People’s Party (CPP) consolidated power in 2008. As a result, space for independent trade unions and civil society is decreasing. Second, Cambodia is not deemed ‘competitive’ as a global sourcing option in terms of price, quality and speed to market. As a result, low wages and a proliferation of unmonitored subcontract factories are increasingly becoming the industry’s competitive advantage vis-à-vis Bangladesh and Vietnam. Third, the proliferation of fixed-duration contracts in Cambodia means work is less secure, with attendant impacts on workers and unions’ negotiating strength. And fourth, the unusually high number of plant-level and national trade union federations makes it difficult for ‘genuine’ unions to promote the rights of their members, and workers’ agency potential is marginalized. The intersection of these four structural forces circumscribes workers and independent trade unions’ ability to rework power relations with the employers association, the Garment Manufacturers Association in Cambodia (GMAC). Despite the challenges, workers and independent unions recognize themselves as the agents who must shape key demands, including on wages

    An Unsupervised Linear Discriminant Analysis Approach to Multispectral MRI Images Classification

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    Differences among Dermoscopic Findings in Riehl's Melanosis of the Cheek and Neck

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