4,584 research outputs found

    RG 01.04 Records of Provincial John J. McEleney, S.J.

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    All physical materials associated with the New England Province Archive are currently held by the Jesuit Archives in St. Louis, MO. Any inquiries about these materials should be directed to the Jesuit Archives . Electronic versions of some items and the descriptions and finding aids to the Archives, which are hosted in CrossWorks, are provided only as a courtesy. Rev. John J. McEleney, SJ was Provincial of the New England Province of the Society of Jesus from 1944-1950 when Pope Pius XII appointed him Vicar Apostolic of Jamaica and Titular Bishop of Zeugma. The New England Province consists of the Jesuit communities in the six states of the United States known as New England: Connecticut, Rhode Island, Massachusetts, New Hampshire, Vermont and Maine. This collection contains the administrative records of the New England Province from that period, 1944-1950. The collection is divided into 15 series: Series 1, Province Governance; Series 2, Finances; Series 3, Personnel; Series 4, Formation; Series 5, Pastoral and Spiritual Apostolates and Matters; Series 6, Education Apostolate and Academic Training of Jesuits; Series 7, Social Apostolate; Series 8, House/Community/Parish; Series 9, Missions and International Apostolates; Series 10, Curia, Rome; Series 11, General, Procurators’, and Provincial Congregations; Series 12, Jesuit Jurisdictions and Organizations: American Assistancy; Series 13, Jesuit Jurisdictions and Organizations: International; Series 14, Non-Jesuit Catholic Church Jurisdictions and Organizations; Series 15, Other Organizations, Individuals, and Issues. Series 1 through Series 11 pertain solely to matters of the New England Province in relation to the subject matter of the series. Series 12-14 include the rest of the American Assistancy Provinces, International Provinces / Jurisdictions and Non-Jesuit Catholic organizations

    Primitive Central Idempotents of Rational Group Algebras

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    We give a description of the primitive central idempotents of the rational group algebra QG of a finite group G. Such a description is already investigated by Jespers, Olteanu and del R\'io, but some unknown scalars are involved. Our description also gives answers to their questions

    On the Futility of Screening for Genes That Make You Fat

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    J. Lennert Veerman discusses the implications for genetic screening of findings showing that physical activity substantially attenuates the effects of genetic variants which predispose towards obesity

    Convective Heat Transfer coefficients in mechanical night ventilation: a sensitivity analysis

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    Since the Energy Performance for Buildings Directive (EPBD) was accepted and implemented over the course of the last years, buildings are audited energetically to receive the necessary construction licenses. This augmented the already high attention to research on innovative (passive) energy-saving system concepts even further. Previous research suggests that, although the effect of commissioning can be significant, specific fan power is the most important factor influencing the energetic viability of mechanically driven night ventilation as an active cooling replacement. This parameter should thus be the central point of focus during the design process. In this paper, we present an analysis of the effect of detailed convective heat transfer modeling on the predicted performance, in order to determine the level of detail needed to assess feasibility of this kind of system in early design phases. Results indicate that the effect amounts to 20-50% of the predicted performance and therefore cannot be neglected. It is within the range of effect of the dominant parameter, specific fan power. In light of these results, it is suggested that detailed convective heat transfer coefficient modeling is taken into account whenever forced convection due to large volume flow is introduced

    A Delta Debugger for ILP Query Execution

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    Because query execution is the most crucial part of Inductive Logic Programming (ILP) algorithms, a lot of effort is invested in developing faster execution mechanisms. These execution mechanisms typically have a low-level implementation, making them hard to debug. Moreover, other factors such as the complexity of the problems handled by ILP algorithms and size of the code base of ILP data mining systems make debugging at this level a very difficult job. In this work, we present the trace-based debugging approach currently used in the development of new execution mechanisms in hipP, the engine underlying the ACE Data Mining system. This debugger uses the delta debugging algorithm to automatically reduce the total time needed to expose bugs in ILP execution, thus making manual debugging step much lighter.Comment: Paper presented at the 16th Workshop on Logic-based Methods in Programming Environments (WLPE2006

    A comparison of different ventilation strategies for dwellings in terms of airflow rates and airflow paths

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    The context of ventilation in Belgian dwellings has changed since the publication of the Belgian standard NBN D 50-001:1991. Due to the higher energy performance of these dwellings, ventilation plays nowadays a more essential role in maintaining a good indoor air quality. Therefore, new rules for improved ventilation strategies are needed to accomplish high energy-efficient ventilation while providing a good indoor air quality. A first step is to compare different ventilation strategies, including strategies that don’t comply with the current standard, in terms of airflow rates and airflow paths. This comparison also includes the influence of demand controlled ventilation. This paper covers a simulation study using multi-zone airflow and contaminant transport calculation software (CONTAM) which compares the performances of the different ventilation strategies in terms of indoor air quality and average airflow rates. The evaluation of the indoor air quality is based on the exposure of the occupants to CO2 and VOC and on the relative humidity in the rooms. The different ventilation strategies can achieve a comparable indoor air quality, including the strategies not conform to the Belgian standard. However, some strategies require up to twice the airflow rate than others

    CARBOTRAF: A decision Support system for reducing pollutant emissions by adaptive traffic management

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    Traffic congestion with frequent “stop & go” situations causes substantial pollutant emissions. Black carbon (BC) is a good indicator of combustion-related air pollution and results in negative health effects. Both BC and CO2 emissions are also known to contribute significantly to global warming. Current traffic control systems are designed to improve traffic flow and reduce congestion. The CARBOTRAF system combines real-time monitoring of traffic and air pollution with simulation models for emission and local air quality prediction in order to deliver on-line recommendations for alternative adaptive traffic management. The aim of introducing a CARBOTRAF system is to reduce BC and CO2 emissions and improve air quality by optimizing the traffic flows. The system is implemented and evaluated in two pilot cities, Graz and Glasgow. Model simulations link traffic states to emission and air quality levels. A chain of models combines micro-scale traffic simulations, traffic volumes, emission models and air quality simulations. This process is completed for several ITS scenarios and a range of traffic boundary conditions. The real-time DSS system uses all these model simulations to select optimal traffic and air quality scenarios. Traffic and BC concentrations are simultaneously monitored. In this paper the effects of ITS measures on air quality are analysed with a focus on BC

    Air quality impact of a decision support system for reducing pollutant emissions: CARBOTRAF

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    Traffic congestion with frequent “stop & go” situations causes substantial pollutant emissions. Black carbon (BC) is a good indicator of combustion-related air pollution and results in negative health effects. Both BC and CO2 emissions are also known to contribute significantly to global warming. Current traffic control systems are designed to improve traffic flow and reduce congestion. The CARBOTRAF system combines real-time monitoring of traffic and air pollution with simulation models for emission and local air quality prediction in order to deliver on-line recommendations for alternative adaptive traffic management. The aim of introducing a CARBOTRAF system is to reduce BC and CO2 emissions and improve air quality by optimizing the traffic flows. The system is implemented and evaluated in two pilot cities, Graz and Glasgow. Model simulations link traffic states to emission and air quality levels. A chain of models combines micro-scale traffic simulations, traffic volumes, emission models and air quality simulations. This process is completed for several ITS scenarios and a range of traffic boundary conditions. The real-time DSS system uses these off-line model simulations to select optimal traffic and air quality scenarios. Traffic and BC concentrations are simultaneously monitored. In this paper the effects of ITS measures on air quality are analysed with a focus on BC
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