1,725,371 research outputs found

    Managing data on the World Wide Web : state of the art survey of innovative tools and techniques

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    Thesis (M.S.)--Massachusetts Institute of Technology, Dept. of Civil and Environmental Engineering, 1995.Includes bibliographical references (p. 96-102).by Prasanth Duvvur.M.S

    Prasanth Sambhu Ariyannur's Quick Files

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    The Quick Files feature was discontinued and it’s files were migrated into this Project on March 11, 2022. The file URL’s will still resolve properly, and the Quick Files logs are available in the Project’s Recent Activity

    On the theoretical foundations of stochastic reduced basis methods

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    Stochastic reduced basis methods (SRBMs) are a class of numerical techniques for approximately computing the response of stochastic systems. The basic idea is to approximate the response using a linear combination of stochastic basis vectors with undetermined coefficients. In this paper, we examine the theoretical foundations of SRBMs by exploring their relationship with Krylov subspace methods for deterministic systems. The mathematical justification for employing the terms of the stochastic Krylov subspace as basis vectors is presented. It is shown that SRBMs are a stochastic generalization of preconditioned Krylov subspace methods. Subsequently, some approaches for stochastic generalization of the Bubnov-Galerkin scheme are analyzed. We also address the issue of computing a posteriori error estimates of SRBMs. Some preliminary numerical studies are presented for examining the accuracy of the error estimates. The paper concludes with a discussion of ongoing work on algebraic random eigenvalue problems

    Typification of two names in Myrtaceae from Indian subcontinent

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    Prasanth, Arun, Jothi, Jeya, Vijayakumar, Atshaya (2021): Typification of two names in Myrtaceae from Indian subcontinent. Phytotaxa 505 (3): 297-300, DOI: 10.11646/phytotaxa.505.3.5, URL: http://dx.doi.org/10.11646/phytotaxa.505.3.

    FIGURE.3 in Nomenclatural notes on type materials of eight names in Embelia (Primulaceae) from Peninsular India

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    FIGURE.3. Lectotype of Embelia robusta Roxb. (BM, BM000997142) © copyright of the Natural History Museum, London.Published as part of Prasanth, Arun & Sardesai, Milind M., 2021, Nomenclatural notes on type materials of eight names in Embelia (Primulaceae) from Peninsular India, pp. 230-238 in Phytotaxa 491 (3) on page 234, DOI: 10.11646/phytotaxa.491.3.3, http://zenodo.org/record/575443

    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

    Crustal evolution in the western margin of the Nilgiri Block, southern India: insights from zircon U–Pb and Lu–Hf data on Neoarchean magmatic suite

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    Abstract not availableQiong-Yan Yang, M. Santosh, A.P. Pradeepkumar, E. Shaji, R.S. Prasanth, S.G. Dhanil De

    Figure 2 in Ornithofauna and its conservation in the Kuttanad wetlands, southern portion of Vembanad-Kole Ramsar site, India

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    Figure 2. Status of the birds recorded from the Kuttanad wetlandsPublished as part of Narayanan, S. Prasanth, Thomas, A.P. & Sreekumar, B., 2011, Ornithofauna and its conservation in the Kuttanad wetlands, southern portion of Vembanad-Kole Ramsar site, India, pp. 1663-1676 in Journal of Threatened Taxa 3 (4) on page 1670, DOI: 10.11609/JoTT.o1870.1663-76, http://zenodo.org/record/498684
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