no code implementations • 1 May 2024 • Yu-Zhen Janice Chen, Jinhang Zuo, Venugopal V. Veeravalli, Don Towsley
This work studies a QCD problem where the change is either a bad change, which we aim to detect, or a confusing change, which is not of our interest.
no code implementations • 8 Aug 2023 • Lin Yang, Xuchuang Wang, Mohammad Hajiesmaili, Lijun Zhang, John C. S. Lui, Don Towsley
Prior algorithms in both paradigms achieve the optimal group regret.
no code implementations • 12 Jul 2023 • Yu-Zhen Janice Chen, Daniel S. Menasché, Don Towsley
In this work, we consider a group of sensors or agents, each sampling from a different variable of a multivariate Gaussian distribution and having a different estimation objective.
no code implementations • 15 Feb 2023 • Yu-Zhen Janice Chen, Lin Yang, Xuchuang Wang, Xutong Liu, Mohammad Hajiesmaili, John C. S. Lui, Don Towsley
We propose ODC, an on-demand communication protocol that tailors the communication of each pair of agents based on their empirical pull times.
no code implementations • 21 Dec 2022 • Shahrooz Pouryousef, Lixin Gao, Don Towsley
In the context of an efficient network traffic engineering process where the network continuously measures a new traffic matrix and updates the set of paths in the network, an automated process is required to quickly and efficiently identify when and what set of paths should be used.
no code implementations • 7 Jun 2022 • Thirupathaiah Vasantam, Don Towsley, Venugopal V. Veeravalli
We study a monitoring system in which the distributions of sensors' observations change from a nominal distribution to an abnormal distribution in response to an adversary's presence.
no code implementations • 31 May 2022 • Yu-Zhen Janice Chen, Daniel S. Menasche, Don Towsley
We study how the amount of correlation between observations collected by distinct sensors/learners affects data collection and collaboration strategies by analyzing Fisher information and the Cramer-Rao bound.
no code implementations • 23 Jan 2022 • Lin Yang, Yu-Zhen Janice Chen, Mohammad Hajiesmaili, John CS Lui, Don Towsley
The goal for each agent is to find its optimal local arm, and agents can cooperate by sharing their observations with others.
no code implementations • NeurIPS 2021 • Lin Yang, Yu-Zhen Janice Chen, Stephen Pasteris, Mohammad Hajiesmaili, John C. S. Lui, Don Towsley
This paper studies a cooperative multi-armed bandit problem with $M$ agents cooperating together to solve the same instance of a $K$-armed stochastic bandit problem with the goal of maximizing the cumulative reward of agents.
no code implementations • 1 Feb 2021 • Alireza Bahramali, Milad Nasr, Amir Houmansadr, Dennis Goeckel, Don Towsley
We show that in the presence of defense mechanisms deployed by the communicating parties, our attack performs significantly better compared to existing attacks against DNN-based wireless systems.
Adversarial Attack Cryptography and Security
no code implementations • 31 Dec 2020 • Shiv Shankar, Don Towsley
The development of Graph Neural Networks (GNNs) has led to great progress in machine learning on graph-structured data.
no code implementations • 18 Dec 2020 • Liang Ma, Ting He, Kin K. Leung, Ananthram Swami, Don Towsley
This is a technical report, containing all the theorem proofs in the following two papers: (1) Liang Ma, Ting He, Kin K. Leung, Ananthram Swami, and Don Towsley, "Identifiability of Link Metrics Based on End-to-end Path Measurements," in ACM IMC, 2013.
Networking and Internet Architecture
no code implementations • 17 Dec 2020 • Liang Ma, Ting He, Ananthram Swami, Don Towsley, Kin K. Leung
This is a technical report, containing all the theorem proofs in paper "On Optimal Monitor Placement for Localizing Node Failures via Network Tomography" by Liang Ma, Ting He, Ananthram Swami, Don Towsley, and Kin K. Leung, published in IFIP WG 7. 3 Performance, 2015.
Networking and Internet Architecture
no code implementations • 11 Nov 2020 • Stefan Dernbach, Don Towsley
Domain adaptation is an essential task in transfer learning to leverage data in one domain to bolster learning in another domain.
no code implementations • 20 Apr 2020 • Ananda Streit, Gustavo H. A. Santos, Rosa Leão, Edmundo de Souza e Silva, Daniel Menasché, Don Towsley
The problem of detecting anomalies in time series from network measurements has been widely studied and is a topic of fundamental importance.
no code implementations • 28 Feb 2020 • Giovanni Neglia, Chuan Xu, Don Towsley, Gianmarco Calbi
Consensus-based distributed optimization methods have recently been advocated as alternatives to parameter server and ring all-reduce paradigms for large scale training of machine learning models.
no code implementations • 13 Dec 2018 • Kun Tu, Jian Li, Don Towsley, Dave Braines, Liam Turner
In this paper, we explore the role of \emph{graphlets} in network classification for both static and temporal networks.
no code implementations • 10 Jul 2018 • Kun Tu, Jian Li, Don Towsley, Dave Braines, Liam D. Turner
Network classification has a variety of applications, such as detecting communities within networks and finding similarities between those representing different aspects of the real world.
no code implementations • 26 Oct 2017 • James Atwood, Siddharth Pal, Don Towsley, Ananthram Swami
The predictive power and overall computational efficiency of Diffusion-convolutional neural networks make them an attractive choice for node classification tasks.
no code implementations • 15 Mar 2017 • Fabricio Murai, Diogo Rennó, Bruno Ribeiro, Gisele L. Pappa, Don Towsley, Krista Gile
We find that it is possible to collect a much larger set of targets by using multiple classifiers, not by combining their predictions as an ensemble, but switching between classifiers used at each step, as a way to ease the tunnel vision effect.
3 code implementations • NeurIPS 2016 • James Atwood, Don Towsley
We present diffusion-convolutional neural networks (DCNNs), a new model for graph-structured data.
Ranked #7 on Node Classification on PubMed (0.1%)
no code implementations • 22 May 2014 • James Atwood, Don Towsley, Krista Gile, David Jensen
We investigate the problem of learning to generate complex networks from data.
1 code implementation • 2020 • Bruno Ribeiro, Don Towsley
We show that the proposed sampling method, which we call Frontier sampling, exhibits all of the nice sampling properties of a regular random walk.
Data Structures and Algorithms Networking and Internet Architecture G.3