Ram Chakka

According to our database1, Ram Chakka authored at least 29 papers between 1992 and 2014.

Collaborative distances:
  • Dijkstra number2 of five.
  • Erdős number3 of four.



In proceedings 
PhD thesis 


On csauthors.net:


BER reduction in signal receivers towards greening of digital communications.
Int. J. Commun. Networks Distributed Syst., 2014

M/M/1 retrial queue with working vacations and negative customer arrivals.
Int. J. Adv. Intell. Paradigms, 2014

A New Queueing Model for a Physician Office Accepting Scheduled Patients and Patients without Appointments.
Proceedings of the Advanced Computational Methods for Knowledge Engineering, 2014

Spectral Expansion Solution Methodology for QBD-M Processes and Applications in Future Internet Engineering.
Proceedings of the Advanced Computational Methods for Knowledge Engineering, 2013

On the Properties of Generalised Markovian Queues with Heterogeneous Servers.
Proceedings of the Advanced Computational Methods for Knowledge Engineering, 2013

A new queueing model for spectrum renting in mobile cellular networks.
Comput. Commun., 2012

An efficient model for dimensioning an ATA-based virtual storage system.
Comput. Electr. Eng., 2012

Generalized QBD Processes, Spectral Expansion and Performance Modeling Applications.
Proceedings of the Network Performance Engineering, 2011

Some New Markovian Models for Traffic and Performance Evaluation of Telecommunication Networks.
Proceedings of the Network Performance Engineering, 2011

A Markovian queue with varying number of servers and applications to the performance comparison of HSDPA user equipment.
Acta Informatica, 2011

Simulation and analytical approaches for estimating the performability of a multicast address dynamic allocation mechanism.
Simul. Model. Pract. Theory, 2010

A new performability model for queueing and FDL-related burst loss in optical switching nodes.
Comput. Commun., 2010

An efficient method to compute the rate matrix for retrial queues with large number of servers.
Appl. Math. Lett., 2010

Analytical modelling and simulation of small scale, typical and highly available Beowulf clusters with breakdowns and repairs.
Simul. Model. Pract. Theory, 2009

Performance modeling of an Apache Web server with a dynamic pool of service processes.
Telecommun. Syst., 2008

Performance Evaluation of the High Speed Downlink Packet Access in Communications Networks Based on High Altitude Platforms.
Proceedings of the Analytical and Stochastic Modeling Techniques and Applications, 2008

The MM sum(k=1 to K of CPP<sub>k</sub>/GE/c/L) G-queue with heterogeneous servers: Steady state solution and an application to performance evaluation.
Perform. Evaluation, 2007

An integrated analytical model for computation and comparison of the throughputs of the UMTS/HSDPA user equipment categories.
Proceedings of the 10th International Symposium on Modeling Analysis and Simulation of Wireless and Mobile Systems, 2007

Joint-State Modeling for Open Queuing Networks with Breakdowns, Repairs and Finite Buffers.
Proceedings of the 15th International Symposium on Modeling, 2007

Critical Issues and Solutions in Network Management Architectures.
Proceedings of the 2006 International Conference on Internet Computing & Conference on Computer Games Development, 2006

A Mathematical Model for Performability of Beowulf Clusters.
Proceedings of the Proceedings 39th Annual Simulation Symposium (ANSS-39 2006), 2006

The MM \sum\limits_{k = 1}^K {} CPPk/GE/c/L G-Queue and Its Application to the Analysis of the Load Balancing in MPLS Networks.
Proceedings of the 27th Annual IEEE Conference on Local Computer Networks (LCN 2002), 2002

The MMCPP/GE/c Queue.
Queueing Syst. Theory Appl., 2001

A Markov modulated multi-server queue with negative customers - The MM CPP/GE/c/L G-queue.
Acta Informatica, 2001

Spectral expansion solution for some finite capacity queues.
Ann. Oper. Res., 1998

Performance and reliability modelling of computing systems using spectral expansion.
PhD thesis, 1995

Spectral Expansion Solution for a Class of Markov Models: Application and Comparison with the Matrix-Geometric Method.
Perform. Evaluation, 1995

Heterogeneous Multiprocessor Systems with Breakdowns: Performance and Optimal Repair Strategies.
Theor. Comput. Sci., 1994

Multiprocessor Systems with General Breakdowns and Repairs.
Proceedings of the 1992 ACM SIGMETRICS joint international conference on Measurement and modeling of computer systems, 1992