In this thesis we first study a stochastic heat equation driven by Lévy noise and understand the
well-posedness of the associated martingale problem. We use the method of duality to establish
the same. In the second part of the thesis we explore the method of ...
In the first chapter, a solution concept for two-person zero-sum games is proposed with players' preferences only assumed to satisfy Independence. To each player, there is a set of "admissible" strategies assuring him minimum guarantees. Moreover, rationality requires players to rej...
Weighted inequalities for maximal operators and the Hardy space H1 on LCA groups
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The purpose of this thesis is two fold: to study weighted norm inequalities
for maximal type operators such as Hardy{Littlewood maximal operator
associated with a family of general sets in a topological space and Fourier
maximal operator in the context of the ring ...
Secure Off-chain Transactions in Blockchain-based Payment Channel Networks
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Cryptocurrencies enable users to execute a financial transaction without relying on any third party.
The use of Blockchain technology guarantees the security and immutability of transactions. Despite
these features, blockchain-based financial transactions fail to compete with conventional payment...
From Model to Person Virtual Try-On of Clothes
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Virtual Try-On (VTON) is an Augmented Reality (AR) application that allows a user to try a product before actually buying it. In this work, we explore VTON approaches in the clothing domain. Considering the cost intensiveness of 3D model-based VTON approaches researchers have focus...
A Pass Prediction System Derived from the Broadcasting Soccer Video
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In soccer, the most frequent event that occurs is a pass. For a trained eye, there are a myriad of adjectives which could describe the possible pass (e.g.,"majestic pass", "conservative" to "poor-ball"). During the game, defending players constantly try to predict...
Analysis and Design of Quantum Secure Communication System
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Quantum secure direct communication (QSDC) is an important branch of quantum cryptog-
raphy, where one can transmit a secret message securely without encrypting it by a prior
key. Quantum dialogue (QD) is a process of two way secure and simultaneous communication
using ...
Robust Inference using the Extended Bregman Divergence and Optimal Tuning Parameter Selection
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The inference procedure based on the minimization of statistical distances has already proved
to be a very useful tool in the field of robust inference. One of such commonly used divergences
is the Bregman Divergence. Several important divergence families, e.g., the Likelihood...
Aspects of Quantum Entanglement and Indistinguishability
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Entanglement of distinguishable and indistinguishable particles under different sce-
narios and related properties and results constitute the core component of this thesis.
We propose a new error-modeling for Hardy’s test and also perform experimental
verification of it in superconducting...
Adaptation-Based Classi ers for Handling Some Problems with Multi-Label Data
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The concept of multi-label (ML) data generalizes the association of instances to classes by labelling each data sample with more than one class simultaneously. Since this data can belong to more than one class at the same time, instances that are multi-label in nature, should&...
Hardness and pproximation of some Graph Theoretic problems
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In the real world, we encounter many problems that can be modeled as graphtheoretic
problems. This modeling gives a concrete view of the constraints and
objectives of the problem and allows us to apply some well-known techniques to
solve it. Many of these problems...
In computer science, a problem is said to have an optimal sub-structure if an optimal solution can be constructed from optimal solutions of its sub-problems. These optimal sub-structures are computed in the classical graph-theoretic setting where the graph is a structure with a set...
Answer generation for a question, given a context has gained tremendous popularity
in the NLP research space. Benchmark datasets like SQuAD[9] have propelled the
research and recent years have seen many transformer based models achieving state
of the art (SOTA) results on...
Study of some graph theoretic problems via vertex orderings
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Graph traversal algorithms like breadth-first search and depth-first search typically produce
an ordering of the vertices of the input graph. Properties of these vertex orderings often provide
new insights about the structure of the graphs under consideration. The existence of vertex&...
Commuting tuples of operators and functions in the Schur-Agler class
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In this work, we consider a modification of the usual Branching Random Walk (BRW), where we give certain independent and identically distributed (i.i.d.) displacements to all the particles at the n-th generation, which may be different from the driving increment distribution. We call...
Experiments In Statistical Sampling In The Indian Statistical Institute
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Essays on sequencing problems with welfare bounds
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This is a comprehensive study of sequencing problems with welfare bounds. The sequencing frame-
work comprises a finite set of agents and a single facility provider that processes their jobs sequentially.
Each job is characterized by its per period waiting cost and processin...