658 citations · 1.1k across the 34 of their papers we have counts for
36 papers
Route Discovery and Capacity of Ad hoc Networks
Eugene Perevalov, Rick S. Blum, Xun Chen +1
Throughput capacity of large ad hoc networks has been shown to scale adversely with the size of network . However the need for the nodes to find or repair routes has not been an…
Communication Efficient Federated Learning via Ordered ADMM in a Fully Decentralized Setting
Yicheng Chen, Rick S. Blum, Brian M. Sadler
The challenge of communication-efficient distributed optimization has attracted attention in recent years. In this paper, a communication efficient algorithm, called ordering-based…
Distributed Learning With Sparsified Gradient Differences
Yicheng Chen, Rick S. Blum, Martin Takac +1
A very large number of communications are typically required to solve distributed learning tasks, and this critically limits scalability and convergence speed in wireless communica…
Training Robust Graph Neural Networks with Topology Adaptive Edge Dropping
Zhan Gao, Subhrajit Bhattacharya, Leiming Zhang +3
Graph neural networks (GNNs) are processing architectures that exploit graph structural information to model representations from network data. Despite their success, GNNs suffer f…
Inter-cluster Transmission Control Using Graph Modal Barriers
Leiming Zhang, Brian M. Sadler, Rick S. Blum +1
In this paper we consider the problem of transmission across a graph and how to effectively control/restrict it with limited resources. Transmission can represent information trans…
Ordering for Communication-Efficient Quickest Change Detection in a Decomposable Graphical Model
Yicheng Chen, Rick S. Blum, Brian M. Sadler
A quickest change detection problem is considered in a sensor network with observations whose statistical dependency structure across the sensors before and after the change is des…
A Statistical Learning-Based Algorithm for Topology Verification in Natural Gas Networks Based on Noisy Sensor Measurements
Zisheng Wang, Rick S. Blum
Accurate knowledge of natural gas network topology is critical for the proper operation of natural gas networks. Failures, physical attacks, and cyber attacks can cause the actual…
Robust Clock Skew and Offset Estimation for IEEE 1588 in the Presence of Unexpected Deterministic Path Delay Asymmetries
Anantha K. Karthik, Rick S. Blum
IEEE 1588, built on the classical two-way message exchange scheme, is a popular clock synchronization protocol for packet-switched networks. Due to the presence of random queuing d…
Secret key authentication capacity region, Part I: average authentication rate
Jake Perazzone, Eric Graves, Paul Yu +1
This paper investigates the secret key authentication capacity region. Specifically, the focus is on a model where a source must transmit information over an adversary controlled c…
Secret key authentication capacity region, Part II: typical authentication rate
Eric Graves, Jake Perazzone, Paul Yu +1
This paper investigates the secret key authentication capacity region. Specifically, the focus is on a model where a source must transmit information over an adversary controlled c…
Testing the Structure of a Gaussian Graphical Model with Reduced Transmissions in a Distributed Setting
Yicheng Chen, Rick S. Blum, Brian M. Sadler +1
Testing a covariance matrix following a Gaussian graphical model (GGM) is considered in this paper based on observations made at a set of distributed sensors grouped into clusters.…
Sensor Placement for Outage Identifiability in Power Distribution Networks
Ananth Narayan Samudrala, M. Hadi Amini, Soummya Kar +1
Accurate topology information is critical for effective operation of power distribution networks. Line outages change the operational topology of a distribution network. Hence, out…
Optimal Sensor Placement for Topology Identification in Smart Power Grids
Ananth Narayan Samudrala, Hadi Amini M., Soummya Kar +1
Accurate network topology information is critical for secure operation of smart power distribution systems. Line outages can change the operational topology of a distribution netwo…
Energy-efficient Decision Fusion for Distributed Detection in Wireless Sensor Networks
N. Sriranga, K. G. Nagananda, R. S. Blum +2
This paper proposes an energy-efficient counting rule for distributed detection by ordering sensor transmissions in wireless sensor networks. In the counting rule-based detection i…
Minimax Optimum Clock Skew and Offset Estimators for IEEE 1588
Anantha K. Karthik, Rick S. Blum
This paper addresses the problem of clock skew and offset estimation for the IEEE 1588 precision time protocol. Built on the classical two-way message exchange scheme, IEEE 1588 is…
On the Impact of Unknown Signals in Passive Radar with Direct Path and Reflected Path Observations
Yicheng Chen, Rick S. Blum
We derive the closed form Cramer-Rao bound (CRB) expressions for joint estimation of time delay and Doppler shift with unknown signals with possibly known structure. The results ar…
Improved Detection Performance of Passive Radars Exploiting Known Communication Signal Form
Anantha K. Karthik, Rick S. Blum
In this paper, we address the problem of target detection in passive multiple-input-multiple-output (MIMO) radar networks. A generalized likelihood ratio test is derived, assuming…
Multi-snapshot Newtonized Orthogonal Matching Pursuit for Line Spectrum Estimation with Multiple Measurement Vectors
Jiang Zhu, Lin Han, Rick S. Blum +1
In this paper, multi-snapshot Newtonized orthogonal matching pursuit (MNOMP) algorithm is proposed to deal with the line spectrum estimation with multiple measurement vectors (MMVs…
Inner Bound for the Capacity Region of Noisy Channels with an Authentication Requirement
Jake Perazzone, Eric Graves, Paul Yu +1
The rate regions of many variations of the standard and wire-tap channels have been thoroughly explored. Secrecy capacity characterizes the loss of rate required to ensure that the…
Signal Amplitude Estimation and Detection from Unlabeled Binary Quantized Samples
Guanyu Wang, Jiang Zhu, Rick S. Blum +4
Signal amplitude estimation and detection from unlabeled quantized binary samples are studied, assuming that the order of the time indexes is completely unknown. First, maximum lik…
Attack Detection in Sensor Network Target Localization Systems with Quantized Data
Jiangfan Zhang, Xiaodong Wang, Rick S. Blum +1
We consider a sensor network focused on target localization, where sensors measure the signal strength emitted from the target. Each measurement is quantized to one bit and sent to…
Sparse Representation based Multi-sensor Image Fusion: A Review
Qiang Zhang, Yi Liu, Rick S. Blum +2
As a result of several successful applications in computer vision and image processing, sparse representation (SR) has attracted significant attention in multi-sensor image fusion.…
Suboptimum Low Complexity Joint Multi-target Detection and Localization for Noncoherent MIMO Radar with Widely Separated Antennas
Wei Yi, Tao Zhou, Mingchi Xie +2
In this paper, the problems of simultaneously detecting and localizing multiple targets are considered for noncoherent multiple-input multiple-output (MIMO) radar with widely separ…
Estimation Theory Based Robust Phase Offset Estimation in the Presence of Delay Attacks
Anantha K. Karthik, Rick S. Blum
This paper addresses the problem of robust clock phase offset estimation for the IEEE 1588 precision time protocol (PTP) in the presence of delay attacks. Delay attacks are one of…