1,720,954 research outputs found
Structure of Mobility Phenomenon: Outcomes of an Exploratory Analysis with Techniques of Non-linear Multivariate Analysis
No full textEvaluation of Road Service Levels Through the Software GLS2004.xls
No full textIn the choices regarding roads, there is more and more the necessity to specify parameters which define the road service quality considering all points of view: user, owner/manager and external community.
As a consequence, we defined a procedure based on a model that, through the evaluation of 54 significant elements, defined “indicators” of the road service, succeeded in associating to every road section a single synthetic parameter, expression of the quality of road service offered, called Global Level of Service – GLS. These procedure takes account of all the parameters involved with the right weight.
The Global Level of Service, with its structure, is a very versatile tool, that, with the aid of Geographical Information System, enables to reach the following aims:
in operation phase, it enables to start the procedures of planned maintenance and management, identifying the priority of operations;
in design phase, the GLS method with GIS use becomes a necessary tool to make choices, helping in identifying the best design option;
in driving phase, it gives the users a tool giving informations about route, after having decided an origin, a destination and the time of departure, according to priority scales which favour different indicators according to personal needs (travel time, comfort, landscape, etc....).
The single indicators’ algorithms and the GLS algorithm have been implemented in a software called GLS2004.xls which allows the user a fast input of the indicator’s values during survey phase and an easy execution of the operations required by the procedure.
So, GLS2004.xls was created in order to computerize the procedure able to determine the GLS of each road section considered as a part of the road network of our interest.
This software was subsequently applied to a road network in the northern part of Bari district having the towns of Bisceglie, Molfetta, Terlizzi, Ruvo and Corato as vertices. The network was classified from a functional point of view and it was created a Geographical Information System which enabled to analyse results and to value the efficiency of the proposed methodology
Going Beyond Counting First Authors in Author Co-citation Analysis
Full text linkThe 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
Full text link“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
Full text linkWe 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
Full text linkWe 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
koamabayili/VECTRON-author-checklist: VECTRON author checklist
No full textWe 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
Author-wise bibliometric analysis based on entropy.
No full textAuthor-wise bibliometric analysis based on entropy.</p
- …
