Duffy, Ken - Hamilton Institute, National University of Ireland, Maynooth

Advanced Search

Duffy, Ken - Hamilton Institute, National University of Ireland, Maynooth

IMPLEMENTATION OF WIND TURBINE CONTROLLERS W.E.Leithead
On nonregular feedback linearization Zhendong Sun and Xiaohua Xia
On the dynamic instability of a class of switching system
Jacobi Algorithm for Joint Block Diagonalization in Blind Identification
Signals & Systems Group: NUIM/SS/01/10 On the relationship between matrix pencil
A proof of global attractivity for a class of switching systems using a
VELOCITYBASED GAINSCHEDULED LATERAL AUTOPILOT FOR AN AGILE MISSILE D.J.Leith * , A.Tsourdos + , B.A.White + , W.E.Leithead *
Modeling 802.11e for data traffic parameter design Peter Clifford, Ken Duffy, John Foy, Douglas J. Leith and David Malone
Signals and Systems Group: NUIM/SS/2001/03 Necessary and Sufficient .....
Signals & Systems Group: NUIM/SS/01/07 On the In nity-Norm and the
Nearly Triangularisable Systems: Part 1: Pairwise Triangularisability
PAPER ID: ACC01SHT1018 ON THE STABILITY OF
On the stability of pairwise triangularisable and related switching systems
On buffering hypothesis in 802.11 analytic models K. D. Huang and K. R. Duffy
ON TRANSIENT DYNAMICS, OFF-EQUILIBRIUM BEHAVIOUR AND IDENTIFICATION IN BLENDED MULTIPLE MODEL STRUCTURES
Qiang Ni, et al. Journal of Wireless Communications and Mobile Computing, Wiley. 2004: Volume 4, Issue 5: pp.547-566 A Survey of QoS Enhancements for IEEE 802.11 Wireless LAN
Class and Channel Condition Based Weighted Proportional Fair Rajeev Agrawala
doi: 10.1098/rsif.2009.0488 published online 6 January 2010J. R. Soc. Interface
Article published in IEEE COMMUNICATIONS LETTERS, VOL. 13, NO. 7, JULY 2009 1 A Strategy for Fair Coexistence
Adaptive Rollover Prevention for Automotive Vehicles with Differential Braking
An alternative proof of the Barker, Berman, Plemmons (BBP) result on diagonal stability
A Self-Managed Distributed Channel Selection Algorithm for WLANs
Channel Dependent Interference and Decentralized Colouring
Logarithmic asymptotics for unserved messages at a FIFO. Ken Duffy and Wayne G. Sullivan,
A Geometrical Treatment for Obtaining Necessary and Sufficient Conditions for Joint Quadratic Lyapunov Function Existence for
Existence and Uniqueness of Fair Rate Allocations in Lossy Wireless Networks
COUNTER-EXAMPLE TO A COMMON LPV GAIN-SCHEDULING DESIGN APPROACH D.J.Leith, W.E.Leithead
Decentralized Constraint Satisfaction K.R. Duffy
Logarithmic asymptotics for a single-server processing distinguishable sources
Investigating the Validity of IEEE 802.11 MAC Modeling Hypotheses
Low-delay Dynamic Routing Using Fountain Codes Venkataramana Badarla, Vijay Subramanian, Douglas J. Leith
An Application of Gaussian Mixtures: Colour Segmenting for the Four Legged League
Topics in Automotive Rollover Prevention: Robust and Adaptive Switching Strategies for Estimation and
On Pad Approximations, Quadratic Stability and Discretization of Switched Linear Systems
Modeling the 802.11 Distributed Coordination Function with Heterogenous Finite Load
Effect of downstream feedback on the achievable performance of feedback control loops for serial processes
Proceedings in Applied Mathematics and Mechanics, 28 May 2008 Switching Stability of Automotive Roll Dynamics Subject to Interval Un-
Time Headway Requirements for String Stability of Homogeneous Linear Unidirectionally Connected Systems
H-TCP: A framework for congestion control in high-speed and long-distance networks
On Q-spectral integral variation Maria Aguieiras Freitas, a,1
Spurious TCP Timeouts in 802.11 Networks David Malone, Douglas J. Leith, Anshuman Aggarwal, Ian Dangerfield
Using estimated entropy in a queueing system with dynamic K. Duffy(1)
Gain-Scheduled & Nonlinear Systems: Dynamic Analysis by Velocity-Based Linearisation Families
1999 IEEE ITW. Kruger National Park, South Africa, June 20 -25 Capacity and Reliability Function per Fourth Moment Cost for WSSUS
Primitive Digraphs with the Largest Scrambling Index
Nonregular Feedback Linearization for a Class of Second-Order Systems with Application to Flexible Joint
Journal of Mathematical Biology manuscript No. (will be inserted by the editor)
Next Generation TCP: Open Questions Douglas .J. Leith, Robert N. Shorten
NON-LINEAR DYNAMICS IDENTIFICATION USING
Piezoelectric Power Scavenging of Mechanical Vibration and R H Middleton
ORIGINAL ARTICLE A small spiking neural network with LQR control
Issues in the design of switched linear control systems: A benchmark study
Rotational Dynamics for Design of Bidirectional Feedback during Manual Interaction
Graph Theory and Networks in Biology Oliver Mason and Mark Verwoerd
Aggregation with Fragment Retransmission for Very High-Speed WLANs
On Linear Copositive Lyapunov Functions and the Stability of Switched Positive
Queueing Systems 34 (2000) 215236 215 Tail probabilities of low-priority waiting times and
IEEE/ACM TRANSACTIONS ON NETWORKING, VOL. 15, NO. 5, OCTOBER 2007 1109 Experimental Evaluation of TCP Protocols for
Estimating Link Quality in 802.11 WLANs Domenico Giustiniano, David Malone, Douglas J. Leith and Konstantina Papagiannaki+
Proceedings in Applied Mathematics and Mechanics, 30 May 2008 Decentralised Control Design of Lateral and Vertical Vehicle Dynamics
Some Remarks on LD Plots for Heavy-Tailed Traffic David Malone,
Sample path large deviations of Poisson shot noise with heavy tail semi-exponential distributions
IEEE TRANSACTIONS ON INFORMATION THEORY, VOL. 48, NO. 4, APRIL 2002 809 Broad-Band Fading Channels: Signal Burstiness and
828 IEEE TRANSACTIONS ON INFORMATION THEORY, VOL. 48, NO. 4, APRIL 2002 Capacity and Reliability Function for Small Peak
PAMM header will be provided by the publisher General Inertia and Circle Criterion
ISSC 2009, UCD, June 1112th String Stability Analysis of Homogeneous Linear
Output Feedback Sensitivity Functions Under Signal to Noise Ratio Constraint.
Global Sensitivity Analysis of Ordinary Differential Equations
Fundamental Limitations in Self-Sensing Magnetic Bearings when Modeled as Linear Periodic Systems
Investigation of the Block ACK Scheme in Wireless Ad-hoc Tianji Li1,,
Log-Convexity of Rate Region in 802.11e WLANs Douglas J. Leith, Vijay G. Subramanian and Ken R. Duffy
Analysis and design of congestion control in synchronised communication networks
This is a preprint version of a Brief Paper published in Volume 45, Issue 8 (August 2009, pages 19431947) of
Modeling 802.11 Mesh Networks Ken Duffy, Douglas J. Leith, Tianji Li and David Malone
Venue: Seminar Room, Hamilton Institute, Science Building, NUI Maynooth
Modeling 802.11 Mesh Networks K. Duffy, D.J. Leith, T. Li and D. Malone
On the preservation of co-positive Lyapunov functions under Pad discretization for positive systems
Modelling TCP Dynamics in Wireless Networks D.J. Leith, P.Clifford
Approximately Optimal Utility Maximization Angelia Nedic
Book Title: XXXXXXXXXXXXXXXXXXXXXXXXXX October 17, 2008
A Cycle-Based Bound for Subdominant Eigenvalues of Stochastic Matrices
Joint Scheduling and Resource Allocation in CDMA Rajeev Agrawal1
Buffer Sizing for 802.11 Based Networks Tianji Li, Douglas Leith, David Malone
MATHEMATICS OF OPERATIONS RESEARCH Vol. xx, No. x, Xxxxxxx 201x, pp. xxxxxx
The Rate-Distortion Function of a Poisson Process with a Queueing Distortion Measure
In mal Feedback Capacity for a Class of Additive Coloured Gaussian Noise Channels
Opportunistic Routing for Interactive Traffic in Wireless Networks
Chaotic maps and pattern recognition the XOR problem Alan Rogers a,*, John G. Keating b
Distributed Congestion Control and Related Problems in Complex Networks
Column Sums and the Conditioning of the Stationary Distribution for a Stochastic Matrix
Complex Embedded Automotive Control Systems DaimlerChrysler
Bounds on the Q-spread of a graph Carla Silva Oliveira
Adaptive approach for non-linear sensitivity analysis of reaction
Decentralised Learning MACs for Collision-free Access in WLANs
Modeling the 802.11 Distributed Coordination Function in Non-saturated Conditions
H-RCA: 802.11 Collision-aware Rate Control K. D. Huang, K. R. Duffy and D. Malone
Estimating Loynes' exponent Ken R. Duffy
Sample path large deviations for order statistics Ken R. Duffy
Most likely paths to error when estimating the mean of a reflected random walk
Loss aversion, large deviation preferences and optimal portfolio weights for some classes of return processes
How to estimate a cumulative process's rate-function
Applied Probability Trust (10 September 2004) THE LARGE DEVIATIONS OF ESTIMATING RATE-FUNCTIONS
Some Useful Functions for Functional Large Deviations. and Mark Rodgers-Lee2,1
The 802.11g 11 Mb/s rate is more robust than 6 K. D. Huang, D. Malone and K. R. Duffy
On the Validity of IEEE 802.11 MAC Modeling K. D. Huang, K. R. Duffy and D. Malone
Existence and Uniqueness of Fair Rate Allocations in Lossy Wireless Networks
Complexity analysis of a decentralised graph colouring K. R. Duffy(1)
Modeling the 802.11 Distributed Coordination Function in Non-saturated Heterogeneous
Journal of Mathematical Biology manuscript No. (will be inserted by the editor)
John T. Lewis (1932-2004) K. Duffy(1)
A New MAC Scheme for Very High-Speed WLANs , David Malone, Douglas Leith
On the fair coexistence of loss-and delay-based TCP
Feedback linearization and stabilization of second-order nonholonomic chained systems
Performance Analysis of the IEEE 802.11e Block ACK Scheme in a Noisy Channel
Complex Embedded Automotive Control Systems DaimlerChrysler
Abstract--In this paper we give necessary and sufficient spectral conditions for various notions of strict positive realness
The R^ole of Control and System Theory in Systems Biology
Delay-based Congestion Control: Sampling and Correlation Issues Revisited
Sizing Internet Router Buffers, Active Queue Management, and the Lur'e
Complex Embedded Automotive Control Systems DaimlerChrysler
Aggregation with Fragment Retransmission for Very High-Speed WLANs
PERFORMANCE ENHANCEMENT OF WIND TURBINE POWER REGULATION BY SWITCHED LINEAR CONTROL
Gain-Scheduled Controller Design: An Analytic Framework Directly Incorporating Non-Equilibrium Plant Dynamics
Appropriate Realisation of MIMO Gain-Scheduled Controllers W.E. Leithead
Survey of Gain-Scheduling Analysis & Design WE.Leithead
Input-Output Linearisation of Nonlinear Systems with Ill-Defined Relative Degree: The Ball & Beam
On Reachability and Stabilization of Switched Linear Systems Zhendong Sun
Some results on the stability of positive switched linear systems Oliver Mason and Robert Shorten
Phase Analysis for 2-D weakly coupled oscillatory systems Alejandro Rojas and Richard Middleton
Metastability and Dominant Eigenvalues of Transfer Operators
Adaptive Approach for Modelling Variability in Pharmacokinetics
Fairness and Convergence Results for Additive-Increase Multiplicative-Decrease Multiple-Bottleneck Networks
Quadratic and Copositive Lyapunov Functions and the Stability of Positive Switched Linear Systems
Feedback Control Performance over a Noisy Communication Channel
A quadratic stability result for singular switched systems with application to anti-windup control
Most likely paths to error when estimating the mean of a reflected random walk
Coefficients of Ergodicity and the Scrambling Mahmud Akelbek , Steve Kirkland 1
Allocation of Computational Resources in the Nervous System
Router-Based Algorithms for Improving Internet Quality of Service
exploring delay-based tcp congestion control
Combining Pharmacology and Mutational Dynamics to
Experimental Assessment of 802.11 MAC Layer Channel Estimators
Experimental Implementation of Optimal WLAN Channel Selection Without Communication
Making available Base-RTT for use in congestion control applications
Adaptive Kalman Filtering for Anomaly Detection in Software Appliances
Comments On the Prevalence of Linear Parameter Varying Systems W.E.Leithead
Input-Output Linearisation by Velocity-Based Gain-Scheduling W.E.Leithead
Modelling, Analysis & Design by Velocity-Based Linearisation Families D.J.Leith, W.E.Leithead1
Introduction Numerical results
Fairness in MIMD Congestion Control Algorithm E. Altman, K. Avrachenkov, and B. J. Prabhu
A Clean Slate Design of Internet's Congestion Control Algorithm
Bulletin of Mathematical Biology (2009) DOI 10.1007/s11538-009-9427-5
2714 IEEE TRANSACTIONS ON AUTOMATIC CONTROL, VOL. 54, NO. 11, NOVEMBER 2009 [25] V. V. Veeravalli, T. Basar, and H. V. Poor, "Decentralized sequential
Binary Symmetric Channel Based Aggregation with Coding for 802.11n WLANs
A control-theoretic approach to dynamic optimization of metabolic
Stabilization of Continuous-Time Switched Linear Positive Systems Annalisa Zappavigna, Patrizio Colaneri, Jose' C. Geromel, Richard Middleton
Max-min Fairness in 802.11 Mesh Networks Douglas J. Leith, Qizhi Cao, Vijay G. Subramanian
Improving Performance for CSMA/CA Based Wireless Networks
Many-Sources Large Deviations for Max-Weight Somsak Kittipiyakul and Tara Javidi
Improving Fairness in Multi-Hop Mesh Networks Using 802.11e
ACCEPTED TO IEEE TRANSACTIONS ON INFORMATION THEORY 1 Joint Scheduling and Resource Allocation in
J. Math. Biol. (2008) 56:861892 DOI 10.1007/s00285-007-0142-2 Mathematical Biology
Random Access Over Multiple Access Channels: A Queuing Perspective
Large Deviations Of Max-Weight Scheduling Policies On Convex Rate Regions
Class and Channel Condition Based Scheduler for EDGE/GPRS Rajeev Agrawal, Anand Bedekar, Richard J. La,
Noname manuscript No. (will be inserted by the editor)
Buffer Sizing for TCP Flows in 802.11e WLANs Tianji Li, Douglas J. Leith
Saturation throughput analysis of error-prone 802.11 wireless Qiang Ni1,,
Poster: Opportunistic Routing for Interactive Traffic in Wireless Networks
Achieving Fairness in Lossy 802.11e Wireless Multi-Hop Mesh Networks
Adaptive Buffer Sizing for TCP Flows in 802.11e Tianji Li, Douglas Leith
Achieving End-to-end Fairness in 802.11e Based Wireless Multi-hop Mesh Networks
Improving Fairness in Multi-Hop Mesh Networks Using 802.11e
A Mathematical Model for Voltage Gated Ion-channel Stationary Conductance
Coding packets over reordering channels Douglas J. Leith and Dinkar Vasudevan
On ARQ for Packet Erasure Channels with Bernoulli Arrivals
Field Measurements of 802.11 Collision, Noise and Hidden-Node Loss Rates
Split Nonthreshold Laplacian Integral Graphs Stephen Kirkland
Preservation of Common Quadratic Lyapunov Functions and Pade Approximations
IEEE TRANSACTIONS ON AUTOMATIC CONTROL, VOL. 54, NO. 1, JANUARY 2009 163 Feedback Stabilization Over a First Order
BicTCP Implemenation in Linux Kernels Yee-Ting Li
String Instability in Classes of Linear Time Invariant Formation Control with Limited
Industrial Mathematics at Bell Labs: Past and Present
TCP Fairness in 802.11e WLANs D.J. Leith, P. Clifford
On queue provisioning, network efficiency and the Transmission Control Protocol
Inferring Queue State by Measuring Delay in a WiFi David Malone, Douglas J Leith, Ian Dangerfield
Implementing TCP Flow-Level Fairness Using 802.11e in a Multi-Radio Mesh Testbed
1. State of the art Software appliances (e.g. firewalls, webservers, etc.) in cases "mission critical"
MAC layer channel quality measurement in 802.11 D. Malone, P. Clifford, D. J. Leith
A non-invasive method for link upgrade planning using coarse-grained measurements
Automatica 43 (2007) 441449 www.elsevier.com/locate/automatica
Linux TCP Implementation Issues in High-Speed Networks Hamilton Institute, Ireland
Wireless Network Measurement: VoIP and 802.11e
CEmACS Executive Summary, Month24 Introduction
An Experimental Investigation of TCP Performance in High Bandwidth-Delay Product
Sparse Separation of Under-Determined Speech Mixtures A dissertation submitted
Assessment of the EDQ-Rank Link Analysis Algorithm
IPv6 Packet Filtering Orla McGann, B.Eng
Quadratic and Non-Quadratic Stability Criteria for Switched Linear Systems
The Kemeny Constant For Finite Homogeneous Ergodic Markov Chains
9th May 2011 16:40 International Journal of Control paper International Journal of Control
Ligand accumulation counteracts therapeutic inhibition of receptor systems
doi: 10.1098/rsif.2009.0371 , 651-665 first published online 14 October 200972010J. R. Soc. Interface
802.11 Wireless LAN Multiplayer Game Capacity and Optimization
Abstract--Preventive diagnosis and maintenance of transformers has become more and more useful in recent times
Automatica 45 (2009) 25922596 Contents lists available at ScienceDirect
Center of Gravity Estimation and Rollover Prevention Using Multiple Models & Controllers
Self-tuning for disturbance transmission decoupling in active vehicle suspensions
On Limitations to the Achievable Path Tracking Performance for Linear Multivariable Plants
Conditions for the Existence of Fixed Points in a Finite System of Kuramoto Oscillators
On the stability of switched positive linear L. Gurvits, R. Shorten and O. Mason
Stabilization with Disturbance Attenuation over a Gaussian Channel J. S. Freudenberg, R. H. Middleton, and J. H. Braslavsky
Optimal triangular approximation for linear stable multivariable Diego A. Oyarzun and Mario E. Salgado
Preprint version May 2006, accepted for publication in Drug Discovery Today The Virtual Lab Approach to Pharmacokinetics
Experimental Evaluation of 802.11e EDCA for Enhanced Voice over WLAN Performance
Online Center of Gravity Estimation in Automotive Vehicles using Multiple Models and Switching
PARTITIONING AND INVARIANCE OF AIMD DYNAMICS IN SYNCHRONISED NETWORKS
Analysis of Congestion Models for TCP Networks Robert J. Kilduff
Convergence of Distributed Learning Algorithms for Optimal Wireless Channel Allocation
An In-Silico Analysis of the SMART Study of HIV Infection
STOCHASTIC EQUILIBRIA OF AIMD COMMUNICATION NETWORKS F. WIRTH, R. STANOJEVIC, R. SHORTEN, AND D. LEITH
Inference of disjoint linear and nonlinear sub-domains of a nonlinear mapping D.J. Leith1,2
On the second eigenvalues of matrices associated with TCP Abraham Berman
Output Feedback Stabilisation over Bandwidth Limited, Signal to Noise Ratio Constrained Communication Channels
On the quadratic stability of switched interval systems: Preliminary results Ezra Zeheb, Oliver Mason, Selim Solmaz and Robert Shorten
Experimental Evaluation of TCP Protocols for High-Speed Networks
Novel Cell based on Reduced Single-phase Active Front End for Multicell Converters.
On Improving Voice Capacity in 802.11 Infrastructure Networks
EFFECTS OF TIME DELAY ON FEEDBACK STABILISATION OVER SIGNAL-TO-NOISE RATIO
IEEE COMMUNICATIONS LETTERS, VOL. 9, NO. 12, DECEMBER 2005 1 TCP Fairness in 802.11e WLANs
Stabilization of Nonholonomic Chained Systems via Nonregular Feedback Linearization
Stabilization of Underactuated Mechanical Systems: a Nonregular Backstepping Approach
IEEE TRANSACTIONS ON FUZZY SYSTEMS, VOL. 8, NO. 3, JUNE 2000 297 On the Interpretation and Identification of Dynamic
Gain-Scheduled Control: Relaxing Slow Variation Requirements by Velocity-Based Douglas J. Leith
Analytic Framework for Blended Multiple Model Systems Using Linear Local Models W.E. Leithead
Comments on `Gain Scheduling Dynamic Linear Controllers for a Nonlinear and W.E. LEITHEAD
Venue: Seminar Room, Hamilton Institute, Science Building, NUI Maynooth
DIRECT REGULATION OF LARGE SPEED EXCURSIONS FOR VARIABLE SPEED WIND W. E. Leithead, D. J. Leith, F. Hardan, H.Markou
The Hamilton Institute Lunchtime Seminars January 12th, 2005 A Computational Theory of Contour Completion in Visual
On RTT Scaling in H-TCP D.J.Leith, R.N.Shorten
WLAN Channel Selection Without Communication D.J. Leith, P. Clifford, D.W.Malone
Schrodinger's Legacy: Systems and Life Peter Wellstead
Venue: Seminar Room, Hamilton Institute, Rye Hall, NUI Maynooth Time: 2.00 -3.00pm (followed by tea/coffee)
Complex Embedded Automotive Control Systems DaimlerChrysler
Complex Embedded Automotive Control Systems DaimlerChrysler
Complex Embedded Automotive Control Systems DaimlerChrysler
Complex Embedded Automotive Control Systems DaimlerChrysler
Complex Embedded Automotive Control Systems DaimlerChrysler
16-Jun-2009, This is a preprint of an article accepted for presentation at
A consistent Mathematical Framework for linear feedback systems
Complex Embedded Automotive Control Systems DaimlerChrysler
Global phase-locking in finite populations of phase-coupled oscillators
Some results on quadratic stability of switched systems with interval uncertainty
On the large deviations of a class of modulated additive Ken R. Duffy
Mean Field Markov Models of Wireless Local Area Networks Ken R. Duffy
Hamilton Institute Multimodal, Embodied and
On computing the critical coupling coefficient for the Kuramoto model on a complete bipartite
Using the 802.11e EDCF to Achieve TCP Upload Fairness over WLAN Links D.J. Leith, P. Clifford
VIJAY G. SUBRAMANIAN Hamilton Institute, National University of Ireland, Maynooth, Co. Kildare, Ireland
20-Apr-2009, This is a preprint of an article accepted for presentation at
Computing Upper-bounds of the Minimum Dwell Time of Linear Switched Systems via Homogeneous Polynomial Lyapunov Functions
Ambiguities in estimates of critical exponents for long-range dependent processes
Modeling the impact of buffering on 802.11 Ken Duffy and Ayalvadi J. Ganesh
A REACTIVE APPROACH FOR MINING PROJECT EVALUATION UNDER PRICE UNCERTAINTY
Stabilization and Performance over a Gaussian Communication Channel for a Plant with Time Delay
SUBOPTIMAL TRIANGULAR CONTROLLER DESIGN METHODOLOGY FOR FULL MIMO
Complex Embedded Automotive Control Systems DaimlerChrysler
A critique of recently proposed Buffer-Sizing strategies
Tail asymptotics for busy periods Ken R. Duffy