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03/15/2023
Joint Graph and Vertex Importance Learning
In this paper, we explore the topic of graph learning from the perspecti...
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10/15/2022
Motion estimation and filtered prediction for dynamic point cloud attribute compression
In point cloud compression, exploiting temporal redundancy for inter pre...
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03/07/2022
Compression of user generated content using denoised references
Video shared over the internet is commonly referred to as user generated...
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02/01/2022
Fractional Motion Estimation for Point Cloud Compression
Motivated by the success of fractional pixel motion in video coding, we ...
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10/31/2021
Laplacian Constrained Precision Matrix Estimation: Existence and High Dimensional Consistency
This paper considers the problem of estimating high dimensional Laplacia...
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09/17/2021
Learning Sparse Graph with Minimax Concave Penalty under Gaussian Markov Random Fields
This paper presents a convex-analytic framework to learn sparse graphs f...
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06/16/2021
Multi-resolution intra-predictive coding of 3D point cloud attributes
We propose an intra frame predictive strategy for compression of 3D poin...
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03/04/2020
Region adaptive graph fourier transform for 3d point clouds
We introduce the Region Adaptive Graph Fourier Transform (RA-GFT) for co...
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10/01/2019
Covariance Matrix Estimation with Non Uniform and Data Dependent Missing Observations
In this paper we study covariance estimation with missing data. We consi...
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04/04/2018
Active covariance estimation by random sub-sampling of variables
We study covariance matrix estimation for the case of partially observed...
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03/07/2018
Graph Learning from Filtered Signals: Graph System and Diffusion Kernel Identification
This paper introduces a novel graph signal processing framework for buil...
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05/31/2017
Learning Graphs with Monotone Topology Properties and Multiple Connected Components
Learning graphs with topology properties is a non-convex optimization pr...
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11/16/2016
Graph Learning from Data under Structural and Laplacian Constraints
Graphs are fundamental mathematical structures used in various fields to...
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10/03/2016
