1,725,148 research outputs found
Haptic interaction with deformable objects using real-time dynamic simulation
Thesis (M.S.)--Massachusetts Institute of Technology, Dept. of Mechanical Engineering, 1995.Includes bibliographical references (p. 81-83).by Nitish Swarup.M.S
Design and control of a two-axis gimbal system for use in active vision
Thesis (B.S.)--Massachusetts Institute of Technology, Dept. of Mechanical Engineering, 1993.Includes bibliographical references (leaves 43-44).by Nitish Swarup.B.S
NItish katoch - Blank pages
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IPA Analysis Course Spring 2020
Hello,
I am uploading the PPT for the IPA pathway and network analysis for you to download.
Thanks
Nitish</p
Press Release (1961-10-16) India's Nitish Laharry will speak before a UMD audience
University of Minnesota, Duluth. News Service. (1961). Press Release (1961-10-16) India's Nitish Laharry will speak before a UMD audience. Retrieved from the University Digital Conservancy, https://hdl.handle.net/11299/193567
Bihar, Nitish Kumar, and the prohibition debate
Curtailing basic liberties on a presumption that individuals tend to abuse them is self-defeating
sj-docx-1-joh-10.1177_00207314211066748 - Supplemental material for The Political Economy of Public Health Inequalities and Inequities in India: Complexities, Challenges, and Strategies for Inclusive Public Health Care Policy
Supplemental material, sj-docx-1-joh-10.1177_00207314211066748 for The Political Economy of Public Health Inequalities and Inequities in India: Complexities, Challenges, and Strategies for Inclusive Public Health Care Policy by Nitish Gogoi and S.S. Sumesh in International Journal of Health Services</p
sj-docx-3-joh-10.1177_00207314211066748 - Supplemental material for The Political Economy of Public Health Inequalities and Inequities in India: Complexities, Challenges, and Strategies for Inclusive Public Health Care Policy
Supplemental material, sj-docx-3-joh-10.1177_00207314211066748 for The Political Economy of Public Health Inequalities and Inequities in India: Complexities, Challenges, and Strategies for Inclusive Public Health Care Policy by Nitish Gogoi and S.S. Sumesh in International Journal of Health Services</p
Single-Sink Network Design with Vertex Connectivity Requirements
We study single-sink network design problems in undirected graphs
with vertex connectivity requirements. The input to these problems
is an edge-weighted undirected graph , a sink/root vertex
, a set of terminals , and integer . The goal is
to connect each terminal to via \emph{vertex-disjoint}
paths. In the {\em connectivity} problem, the objective is to find a
min-cost subgraph of that contains the desired paths. There is a
-approximation for this problem when \cite{FleischerJW}
but for , the first non-trivial approximation was obtained
in the recent work of Chakraborty, Chuzhoy and Khanna
\cite{ChakCK08}; they describe and analyze an algorithm with an
approximation ratio of where .
In this paper, inspired by the results and ideas in \cite{ChakCK08},
we show an -approximation bound for a simple
greedy algorithm. Our analysis is based on the dual of a natural
linear program and is of independent technical interest. We use the
insights from this analysis to obtain an -approximation for the more general single-sink {\em
rent-or-buy} network design problem with vertex connectivity
requirements. We further extend the ideas to obtain a
poly-logarithmic approximation for the single-sink {\em buy-at-bulk}
problem when and the number of cable-types is a fixed
constant; we believe that this should extend to any fixed . We
also show that for the non-uniform buy-at-bulk problem, for each
fixed , a small variant of a simple algorithm suggested by
Charikar and Kargiazova \cite{CharikarK05} for the case of
gives an approximation for larger .
These results show that for each of these problems, simple and
natural algorithms that have been developed for have good
performance for small
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