Search Results - "Jayasumana, Anura"

Network Topology Mapping From Partial Virtual Coordinates and Graph Geodesics by Jayasumana, Anura P., Paffenroth, Randy, Mahindre, Gunjan, Ramasamy, Sridhar, Gajamannage, Kelum

“…For many important network types, physical coordinate systems and physical distances are either difficult to discern or inapplicable. Accordingly, coordinate…”
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Adversarial Autoencoder Data Synthesis for Enhancing Machine Learning-based Phishing Detection Algorithms by Shirazi, Hossein, Muramudalige, Shashika R., Ray, Indrakshi, Jayasumana, Anura P., Wang, Haonan

“…Supervised machine learning is often used to detect phishing websites. However, the scarcity of phishing data for training purposes limits the classifier's…”
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Link dimension and exact construction of graphs from distance vectors by Mahindre, Gunjan S., Jayasumana, Anura P.

“…Minimum resolution set and associated metric dimension provide the basis for unique and systematic labeling of nodes of a graph (G) using distances to a set of…”
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Topology Preserving Maps-Extracting Layout Maps of Wireless Sensor Networks From Virtual Coordinates by Dhanapala, Dulanjalie C., Jayasumana, Anura P.

“…A method for obtaining topology-preserving maps (TPMs) from virtual coordinates (VCs) of wireless sensor networks is presented. In a virtual coordinate system…”
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Radicalization Trajectories: An Evidence-Based Computational Approach to Dynamic Risk Assessment of "Homegrown" Jihadists by Klausen, Jytte, Libretti, Rosanne, Hung, Benjamin W. K., Jayasumana, Anura P.

“…The research aimed to develop and test a new dynamic approach to preventive risk assessment of violent extremists. The well-known New York Police Department…”
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Topology mapping algorithm for 2D and 3D Wireless Sensor Networks based on maximum likelihood estimation by Gunathillake, Ashanie, Savkin, Andrey V., Jayasumana, Anura P.

“…Automation of many sensor network protocols requires maps indicating sensor locations. Physical coordinate based maps capture the physical layout including…”
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A Feature Mapping Technique for Complex Data Object Generation With Likelihood and Deep Generative Approaches by Muramudalige, Shashika R., Jayasumana, Anura P., Wang, Haonan

“…When a sufficient amount of training data is available, Machine Learning (ML) models show great promise for solving problems involving complex and dynamic…”
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Cognitive Communications System for Ultra-Low Size, Weight and Power (SWAP) Attributable Platforms by Lamar, Suzanna, Fitting, Robert, Jayasumana, Anura

“…Communications resiliency and data distribution assurance has been compromised in highly competitive, dynamic, and stressing environments with the introduction…”
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INSiGHT: A system to detect violent extremist radicalization trajectories in dynamic graphs by Hung, Benjamin W.K., Jayasumana, Anura P., Bandara, Vidarshana W.

“…The number and lethality of violent extremist plots motivated by the Salafi-jihadist ideology have been growing for nearly the last decade in many parts of the…”
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Enhancing Investigative Pattern Detection via Inexact Matching and Graph Databases by Muramudalige, Shashika R., Hung, Benjamin W. K., Jayasumana, Anura P., Ray, Indrakshi, Klausen, Jytte

“…Tracking individuals or groups based on their hidden and/or emergent behaviors is an indispensable task in homeland security, mental health evaluation, and…”
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Space-Time Signal Processing for Distributed Pattern Detection in Sensor Networks by Paffenroth, R., du Toit, Philip, Nong, R., Scharf, L., Jayasumana, A. P., Bandara, V.

“…A theory and algorithm for detecting and classifying weak, distributed patterns in network data is presented. The patterns we consider are anomalous temporal…”
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Collaborative applications over peer-to-peer systems–challenges and solutions by Bandara, H. M. N. Dilum, Jayasumana, Anura P.

“…Emerging collaborative Peer-to-Peer (P2P) systems require discovery and utilization of diverse, multi-attribute, distributed, and dynamic groups of resources…”
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Topology maps and distance-free localization from partial virtual coordinates for IoT networks by Jayasumana, Anura P., Paffenroth, Randy, Ramasamy, Sridhar

“…While physical coordinates are useful for IoT and sensor network operations, physical localization is not a viable option for large-scale networks of simple…”
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Finding Emergent Patterns of Behaviors in Dynamic Heterogeneous Social Networks by Hung, Benjamin W. K., Jayasumana, Anura P., Bandara, Vidarshana W.

“…The search in graph databases for individuals or entities undertaking latent or emergent behaviors has applicability in the areas of homeland security,…”
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Distributed, multi-user, multi-application, and multi-sensor data fusion over named data networks by Bandara, H.M.N. Dilum, Jayasumana, Anura P.

“…Named Data Networking (NDN) routes data based on their application-layer content names enabling location independence, in-network caching, and enhanced…”
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A Surjective-Mapping Based Model for Optical Shared-Buffer Cross-Connect by Fayoumi, A.G., Jayasumana, A.P.

“…A Surjective-Mapping based Model (SMM) is developed to evaluate the performance of a slotted optical shared-buffer cross-connect. The model is simple,…”
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On random routing in wireless sensor grids: A mathematical model for rendezvous probability and performance optimization by Dhanapala, Dulanjalie C., Jayasumana, Anura P., Han, Qi

“…Random routing protocols in Wireless Sensor Networks (WSNs) forward packets to randomly selected neighbors. These packets are ‘agents’ carrying information…”
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Metrics for packet reordering-A comparative analysis by Piratla, Nischal M., Jayasumana, Anura P.

“…Packet reordering is an inevitable phenomenon on the Internet. An ideal metric for packet reordering should capture reordering accurately, provide insight into…”
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Convex Subspace Routing (CSR): Routing via anchor-based convex virtual subspaces in sensor networks by Dhanapala, Dulanjalie C., Jayasumana, Anura P.

“…Convex Subspace Routing (CSR) is a novel approach for routing in sensor networks using anchor-based virtual coordinates. Unlike geographical routing schemes…”
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A wireless sensor system for validation of real-time automatic calibration of groundwater transport models by Loden, Philip, Han, Qi, Porta, Lisa, Illangasekare, Tissa, Jayasumana, Anura P.

“…In this paper, we present the use of a wireless sensor network in a lab for subsurface contaminant plume monitoring with the objective of automatic calibration…”
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