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"Minimum Transmission Power" Algorithm for OFDM-Based Flexible Systems
White Papers Within this framework a reduced-complexity algorithm for fast, joint optimisation of the transmission parameters in OFDM indoor wireless systems is proposed. The algorithm, based on the subcarrier switching concept, is handled by the "Supervisor...
[March 28, 2005, 3:00]
Improving TCP Startup Performance Using Active Measurements: Algorithm and Evaluation
White Papers This paper presents a new TCP startup algorithm, called Paced Start, that incorporates an available bandwidth probing technique into the TCP startup algorithm. TCP Slow Start exponentially increases the congestion window size to detect the proper...
[October 31, 2007, 0:00]
New Algorithm for Effective Utilization of Bandwidth for Sensitive Applications
White Papers This paper proposes an algorithm, which allocates the bandwidth in an effective manner for sensitive applications. The main idea of this work is to allocate more amount of bandwidth for particular client, who has received more votes in the network.
[July 8, 2008, 1:01]
Extending the Performance Models of Web Applications With Queueing Algorithm
White Papers The goal of the work is to predict the response time of ASP.NET web applications based on a queueing model handling multiple session classes with MVA evaluation algorithm. This paper implements the evaluation algorithm with the help of MATLAB.
[October 22, 2008, 1:19]
Clustering Overhead and Convergence Time Analysis of the Mobility-Based Multi-Hop Clustering Algorithm for Mobile Ad Hoc Networks
White Papers This paper aims to analyze a distributed multi-hop clustering algorithm, Mobility-based D-Hop (MobDHop), based on two key clustering performance metrics and compares it with other popular clustering algorithms used in MANETs.
[February 5, 2009, 0:23]
Sigma: A Fault-Tolerant Mutual Exclusion Algorithm in Dynamic Distributed Systems Subject to Process Crashes and Memory Losses
White Papers This paper introduces the Sigma algorithm that solves fault-tolerant mutual exclusion problem in dynamic systems where the set of processes may be large and change dynamically, processes may crash, and the recovery or replacement of crashed...
[August 6, 2008, 1:19]
A Deadline and Budget Constrained Cost-Time Optimisation Algorithm for Scheduling Task Farming Applications on Global Grids
White Papers This paper proposes a new scheduling algorithm, called DBC cost-time optimisation, which extends the DBC cost-optimisation algorithm to optimise for time, keeping the cost of computation at the minimum.
[November 11, 2004, 2:00]
Dynamic Performance Limits of the Benko-Veres Passive TCP Packet Loss Estimation Algorithm
White Papers This paper evaluates and discusses the performance of a passive TCP packet loss estimation algorithm described by Benko and Veres. The paper experimentally determines the dynamic characteristics of the Benko-Veres estimation algorithm, focusing on...
[January 15, 2008, 0:57]
DWT Based MMRF Segmentation Algorithm for Remote Sensing Image Processing
White Papers This paper proposes an efficient image segmentation algorithm by using the Discrete Wavelet Frame Transform (DWFT) and Multiresolution Markov Random Field (MMRF). This algorithm avoids the over-segmentation that is common in other segmentation...
[February 2, 2009, 23:00]
An Algorithm for Semantic Coordination
White Papers This paper proposes a general algorithm, which implements a new approach, called CTXMATCH, for discovering (semantic) relationships across distinct and autonomous generic structures. This paper also proposes a specific algorithm specializing the...
[October 6, 2008, 1:20]
An Adaptive Sampling Algorithm With Applications to Denial-of-Service Attack Detection
White Papers Satisfying such a criterion requires a sampling algorithm to be capable of controlling its sampling rate to provide sufficient accuracy at minimal overhead. This paper puts forth an adaptive sampling algorithm based on weighted least squares...
[June 20, 2009, 0:00]
Development and Implementation of a Handover Algorithm in Heterogeneous Mobile Environments
White Papers With this in mind, this paper presents a handover algorithm and associated signalling protocols for heterogeneous mobile environments. Future-generation mobile communications systems will provide broadband multimedia services to users, anywhere and...
[July 19, 2005, 6:00]
Power Control Algorithm for MMSE Receiver Based CDMA Systems
White Papers This paper, a fully distributed power control algorithm (PCA) based on the minimum mean-squared error (MMSE) receiver is introduced. It shows the convergence of the signal to interference plus noise ratio (SINR) and the total transmitted power and...
[July 26, 2005, 6:00]
Multistate Algorithm for Limited One-Way Functions
White Papers This paper describes a multi-stage extension to a previously published algorithm for implementation of a limited one-way function. This algorithm is intended to implement a delaying function with statistically controllable parameters.
[August 30, 2005, 3:00]
A Parallel Algorithm for Finding Small Sets of Genes That Are Enough to Distinguish Two Biological States
White Papers GCLASS is an algorithm which explores small samples of two distinct biological states for finding small sets of genes, which form a feature vector that is enough to separate these two states. A typical sample is a set of 60 microarrays, 30 for each...
[March 20, 2008, 0:02]
Application of Genetic Algorithm for Large Scale Coverage Prediction in GSM Cellular Mobile System
White Papers Genetic Algorithm (GA) has been used to optimize the model to minimize the error between the measured and predicted signal strength. A considerable interest has been generated in finding solutions to predict average field strengths and multipath...
[July 20, 2007, 5:34]
GIPALS General Interior-Point Algorithm Linear Solver
Downloads The linear program solver is based on Interior-Point method (Mehrotra predictor-corrector algorithm) and optimized for large sparse linear programs by implementing the state-of-art algorithm to order the constraints matrix.
[November 29, 2005, 8:22]
Self-Tuned Predictive LMS Algorithm for Mobile Channel Tracking
White Papers The use of one step Predictive Least Mean Square (PLMS) algorithm for wireless channel tracking is explored. The optimum PLMS algorithm tracking performance is based on the optimum choice of smoothing constant and step size which depend on a priori...
[August 7, 2007, 1:50]
An Efficient, Parametric Fixpoint Algorithm for Analysis of Java Bytecode
White Papers This paper introduces a novel algorithm for analysis of Java bytecode which includes a number of optimizations in order to reduce the number of iterations. The algorithm is parametric -in the sense that it is independent of the abstract domain used...
[January 3, 2009, 0:00]
A Tutorial for Constructing a Plug-In Algorithm
White Papers In particular, you only need to implement a handful of COM interfaces to incorporate a plug-in algorithm into Analysis Services. This paper explains the process of implementing a plug-in algorithm and integrating that algorithm into Analysis Services.
[March 7, 2005, 2:00]
