Search Results - "Neeraja Sahasrabudhe"
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1
Urns with Multiple Drawings and Graph-Based Interaction
Published in Journal of theoretical probability (01-11-2024)“…Consider a finite undirected graph and place an urn with balls of two colours at each vertex. At every discrete time step, for each urn, a fixed number of…”
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2
A Maximum Entropy Approach to the Realizability of Spin Correlation Matrices
Published in Entropy (Basel, Switzerland) (01-06-2013)“…Deriving the form of the optimal solution of a maximum entropy problem, we obtain an infinite family of linear inequalities characterizing the polytope of spin…”
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3
Synchronization and fluctuation theorems for interacting Friedman urns
Published in Journal of applied probability (01-12-2016)“…We consider a model of N interacting two-colour Friedman urns. The interaction model considered is such that the reinforcement of each urn depends on the…”
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4
SLLN and annealed CLT for random walks in I.I.D. random environment on Cayley trees
Published in Stochastic processes and their applications (01-04-2022)“…We consider the random walk in an independent and identically distributed (i.i.d.) random environment on a Cayley graph of a finite free product of copies of Z…”
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5
Opinion Dynamics: Bots and the Spiral of Silence
Published in 2023 15th International Conference on COMmunication Systems & NETworkS (COMSNETS) (03-01-2023)“…The spiral of silence theory states that individuals with controversial or unpopular opinions may hesitate to voice their opinion in public. In recent years,…”
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Conference Proceeding -
6
Gaussian approximations in high dimensional estimation
Published in Systems & control letters (01-06-2016)“…Several estimation techniques assume validity of Gaussian approximations for estimation purposes. Interestingly, these ensemble methods have proven to work…”
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7
Influencing Opinions of Heterogeneous Populations over Finite Time Horizons
Published in 2021 International Conference on COMmunication Systems & NETworkS (COMSNETS) (05-01-2021)“…We propose a variant of the popular voter model. This variant models different types of individuals in a social network, for e.g., conformist/rebel…”
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Conference Proceeding -
8
Urns with Multiple Drawings and Graph-Based Interaction
Published 28-08-2024“…Consider a finite undirected graph and place an urn with balls of two colours at each vertex. At every discrete time step, for each urn, a fixed number of…”
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9
Interacting Urns on Directed Networks with Node-Dependent Sampling and Reinforcement
Published 04-12-2023“…We consider interacting urns on a finite directed network, where both sampling and reinforcement processes depend on the nodes of the network. This extends…”
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10
A Note on the Geometric Interpretation of Bell’s Inequalities
Published in Letters in mathematical physics (01-11-2013)“…Using results of Pitowsky and Gupta, we show in a direct, elementary fashion that, in the case of three spins, Bell’s inequalities indeed provide a…”
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11
Event-driven stochastic approximation
Published in Indian journal of pure and applied mathematics (01-06-2016)“…We consider a Robbins-Monro type iteration wherein noisy measurements are event-driven and therefore arrive asynchronously. We propose a modification of…”
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12
Interacting Urns on a Finite Directed Graph
Published 26-05-2019“…We introduce a general two colour interacting urn model on a finite directed graph, where each urn at a node, reinforces all the urns in its out-neighbours…”
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13
Opinion Dynamics in the Presence of Bots
Published in 2022 IEEE International Conference on Signal Processing and Communications (SPCOM) (11-07-2022)“…We propose a variant of the voter model which captures salient features of opinion dynamics in a network consisting of individuals and bots. Key features of…”
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Conference Proceeding -
14
Influencing Opinion Dynamics in Networks with Limited Interaction
Published 03-02-2020“…The focus of this work is on designing influencing strategies to shape the collective opinion of a network of individuals. We consider a variant of the voter…”
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15
S.L.L.N. and C.L.T. for Random Walks in I.I.D. Random Environment on Cayley Trees
Published 27-01-2020“…We consider the random walk in an independent and identically distributed (i.i.d.) random environment on a Cayley graph of a finite free product of copies of…”
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16
Influencing Opinions of Heterogeneous Populations over Finite Time Horizons
Published 11-05-2019“…In this work, we focus on strategies to influence the opinion dynamics of a well-connected society. We propose a generalization of the popular voter model…”
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17
Gradient Estimation with Simultaneous Perturbation and Compressive Sensing
Published 27-11-2015“…This paper aims at achieving a "good" estimator for the gradient of a function on a high-dimensional space. Often such functions are not sensitive in all…”
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18
A note on the geometric interpretation of Bell's inequalities
Published 21-01-2013“…Using results of Pitowsky and Gupta, we show in a direct, elementary fashion that, in the case of three spins, Bell's inequalities indeed provide a…”
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Journal Article