186,403 research outputs found

    Estimation and prediction of time-dependent origin-destination flows

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    Thesis (Ph. D.)--Massachusetts Institute of Technology, Dept. of Civil and Environmental Engineering, 1996.Includes bibliographical references (p. 150-155).by Kalidas Ashok.Ph.D

    A new species of the genus Acria Stephens, 1834 (Lepidoptera: Depressariidae: Acriinae) from India

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    Saravanan, L., Kalidas, P., Phanikumar, T., Rth, Ma Mu, Chandra Bose, N. S. (2015): A new species of the genus Acria Stephens, 1834 (Lepidoptera: Depressariidae: Acriinae) from India. Zootaxa 3957 (2): 226-230, DOI: 10.11646/zootaxa.3957.2.

    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

    Kalidas-Singh et al 2019 Assessment of Pre-Burn Forest Litters Biomass and Nutrient Quality at Different Fallow Lengths in Traditional and Alder-Based Jhum.pdf

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       Traditional agroforestry system popularly known as Jhum cultivation, shifting cultivation or Swidden agriculture is historically associated as the basic way of livelihood and sustenance among rural masses throughout North East India. Earlier a longer period of fallow length in Jhum cycle was practiced which was ecologically viable and friendly as it had less detrimental effect on the environment. An alarming hike in the tribal population for the last two decades had drastically shortened the fallow length in Jhum cycle to fulfill their basic requirements. As a result, the pressure on forest ecosystem for agriculture has been increased abruptly. The present study focused on comparative analysis of soil Bulk Density (BD), Forest Floor Litters (FFLs) biomass and their nutrient concentration at different fallow length viz. 2, 4 and 8-years for both traditional (T-JFs) and alder- based (Alnus nepalensis D. Don) Jhum (AB-JFs) in Kohima, Nagaland. FFLs biomass, FFLs concentration of Nitrogen (N) in both Jhum fallows was  found to increase significantly (at p 4 > 8-years). However, with respect to Jhum types, ABJFs showed higher values in terms of FFLs biomass, FFLs (N), phosphorus (P) and potassium (K) and lower in BD at p < 0.05 (Two-way ANOVA). Their interaction study show cased significant difference only in FFLs (N). Result of this investigation shows the specific advantage of alder-based (symbiotic relationship of free-living N2 fixing actinomycete, Frankia and A. nepalensis) over traditional Jhum cultivation in fallow management. </p

    Kalidas Nag : Art and archaeology abroad. A report intended primarily for Indian students desiring to specialize in those subjects in the research centres of Europe and America

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    Cœdès Georges. Kalidas Nag : Art and archaeology abroad. A report intended primarily for Indian students desiring to specialize in those subjects in the research centres of Europe and America. In: Bulletin de l'Ecole française d'Extrême-Orient. Tome 37, 1937. p. 520

    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

    Withdrawn by Author

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    &lt;p&gt;Withdrawn by Author&nbsp;&lt;/p&gt

    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

    Dr. Edward P. Wimberly, ITC, July 2011

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    This video is a conversation with Dr. Edward P. Wimberly. Dr. Wimberly talks about his book, "No Shame in Wesley's Gospel: A Twenty-First Century Pastoral Gospel". Brad Ost, AUC Woodruff Library, is the interviewer
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