1,721,009 research outputs found

    Sewer System Alternatives Evaluation for Potential Creswell Area Expansion in Harford County

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    Final project for ENCE422: Project Cost Accounting and Economics (Fall 2018). University of Maryland, College Park.This report summarizes the findings of the ENCE422 Fall 2018 class term project. Students were tasked with evaluating sewer system alternatives for the Creswell area expansion in Harford County. Student groups were to consider environmental impacts, community/social impacts, and perform financial analysis for the alternatives they chose to evaluate. This report extracts information from 14 separate team presentations and synthesizes it around the following structure; 1. Systems that Utilize Septic Tanks a. Traditional Septic System b. Orenco Effluent System c. Small Diameter Gravity Sewer System 2. System that Do Not Utilize Septic Tanks a. Traditional Gravity System b. Vacuum System c. Grinder Pump SystemHarford Count

    Review of Building Energy Tracking Systems

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    Final project for ENCE602: County Plan for Energy Efficiency and Conservation (Fall 2016). University of Maryland, College Park.Energy Management Systems (EMS) are a type of software that monitor the energy consumption in buildings. Its purpose is to minimize costs by monitoring energy consumption and optimizing energy use. EMS has become increasingly popular in the past fifteen years and is used primarily by businesses to save money by tracking and reducing energy consumption in their buildings. It can also be used in state and local government facilities to measure the energy consumption. While a few software options are available, each product has unique features. This paper reviews different energy management systems based on their features and functionalities to provide recommendations on the best-fit system for the Anne Arundel County.Anne Arundel County & Annapoli

    Effective and Efficient Implementation of Alternative Project Delivery Methods

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    The multiple project delivery methods that exist today each have their own advantages and disadvantages. Some procedures within the methods have also been proven to be effective when applied to most project formats, specifically transportation projects. In order to improve the overall capabilities of a transportation agency, it would be advantageous to seek out these effective procedures and gather them in purpose to refine the existing procedures of the said agency. Through our own methods we, The Center of Excellence in Project Management at the Department for Civil/Environmental Engineering at the University of Maryland, have done this very action. We have identified a multitude of best practices throughout the transportation construction industry and assembled them in a reviewable format in order to aid the Maryland State Highway Association (MDSHA). We conducted a thorough, comprehensive and objective literary review over many other state’s departments of transportation (DOTs) best practices involving each project delivery methods in use. In the following white paper review, we plan on achieving a few different objectives. Our first objective is to describe in detail what exactly we mean by the term ‘best practice’ and other related terminology. Our second objective is to describe what we found to be best practices in other states and to determine how those other states have employed them. Our final objective is to determine how the MDSHA could employ these techniques into their own repertoire in order to improve their overall effectiveness and abilities

    Going Beyond Counting First Authors in Author Co-citation Analysis

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    The present study examines one of the fundamental aspects of author co-citation analysis (ACA) - the way co-citation counts are defined. Co-citation counting provides the data on which all subsequent statistical analyses and mappings are based, and we compare ACA results based on two different types of co-citation counting - the traditional type that only counts the first one among a cited work's authors on the one hand and a non-traditional type that takes into account the first 5 authors of a cited work on the other hand. Results indicate that the picture produced through this non-traditional author co-citation counting contains more coherent author groups and is therefore considerably clearer. However, this picture represents fewer specialties in the research field being studied than that produced through the traditional first-author co-citation counting when the same number of top-ranked authors is selected and analyzed. Reasons for these effects are discussed

    Variations on the Author

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    “Variations on the Author” discusses two of Eduardo Coutinho’s recent films (Um Dia na Vida, from 2010, and Últimas Conversas, posthumously released in 2015) and their contribution to the general question of documentary authorship. The director’s filmography is characterized by a consistent yet self-effacing form of authorial self-inscription: Coutinho often features as an interviewer that rather than express opinions propels discourses; an interviewer that is good at listening. This mode of self-inscription characterizes him as an author who is not expressive but who is nonetheless markedly present on the screen. In Um Dia na Vida, however, Coutinho is completely absent form the image, while Últimas Conversas, on the contrary, includes a confessional prologue that moves the director from the margins to the center of his films. This article examines the ways in which these works stand out in the filmography of a director who offers new insights into the notion of cinematic authorship

    Appropriate Similarity Measures for Author Cocitation Analysis

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    We provide a number of new insights into the methodological discussion about author cocitation analysis. We first argue that the use of the Pearson correlation for measuring the similarity between authors’ cocitation profiles is not very satisfactory. We then discuss what kind of similarity measures may be used as an alternative to the Pearson correlation. We consider three similarity measures in particular. One is the well-known cosine. The other two similarity measures have not been used before in the bibliometric literature. Finally, we show by means of an example that our findings have a high practical relevance.information science;Pearson correlation;cosine;similarity measure;author cocitation analysis

    Dispelling the Myths Behind First-author Citation Counts

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    We conducted a full-scale evaluative citation analysis study of scholars in the XML research field to explore just how different from each other author rankings resulting from different citation counting methods actually are, and to demonstrate the capability of emerging data and tools on the Web in supporting more realistic citation counting methods. Our results contest some common arguments for the continued use of first-author citation counts in the evaluation of scholars, such as high correlations between author rankings by first-author citation counts and other citation counting methods, and high costs of using more realistic citation counting methods that are not well-supported by the ISI databases. It is argued that increasingly available digital full text research papers make it possible for citation analysis studies to go beyond what the ISI databases have directly supported and to employ more sophisticated methods

    Author Index

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    koamabayili/VECTRON-author-checklist: VECTRON author checklist

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    We have done our best to complete the author checklist relating to the use of animals in the hut study. Note that the objective for the hut study was to evaluate the IRS treatment applications for residual efficacy against Anopheles mosquitoes, including the local An. coluzzii mosquito population. Cows were only used to attract mosquitoes into the huts and no tests were carried out directly on the cows. The author checklist is intended for use with studies where experiments are carried out on animals, which is why we have had such difficulty in completing this for the hut study, as many of the questions do not relate to how the cows were used
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