Ram Chakka

29 papers A* 1A 1B 2Journal 16Unranked 4
YearRankTypeTitle / Venue / Authors
2014 — conf
A New Queueing Model for a Physician Office Accepting Scheduled Patients and Patients without Appointments.
ICCSAMA
Ram Chakka, Dénes Papp, Thang Le-Nhat
2014 J jnl
BER reduction in signal receivers towards greening of digital communications.
Int. J. Commun. Networks Distributed Syst.
Amit Kumar Ahuja, Ram Chakka, P. Venkata Krishna
2014 J jnl
M/M/1 retrial queue with working vacations and negative customer arrivals.
Int. J. Adv. Intell. Paradigms
Tien Van Do, Dénes Papp, Ram Chakka, János Sztrik, Jinting Wang
2013 — ch.
On the Properties of Generalised Markovian Queues with Heterogeneous Servers.
Advanced Computational Methods for Knowledge Engineering
Tien Van Do, Ram Chakka
2013 — ch.
Spectral Expansion Solution Methodology for QBD-M Processes and Applications in Future Internet Engineering.
Advanced Computational Methods for Knowledge Engineering
Tien Van Do, Ram Chakka, János Sztrik
2012 J jnl
A new queueing model for spectrum renting in mobile cellular networks.
Comput. Commun.
Tien Van Do, Nam H. Do, Ram Chakka
2012 J jnl
An efficient model for dimensioning an ATA-based virtual storage system.
Comput. Electr. Eng.
Tien Van Do, Hyotaek Lim, Ram Chakka
2011 J jnl
A Markovian queue with varying number of servers and applications to the performance comparison of HSDPA user equipment.
Acta Informatica
Tien Van Do, Ram Chakka, Nam H. Do, László Pap
2011 — ch.
Generalized QBD Processes, Spectral Expansion and Performance Modeling Applications.
Network Performance Engineering
Tien Van Do, Ram Chakka
2011 — ch.
Some New Markovian Models for Traffic and Performance Evaluation of Telecommunication Networks.
Network Performance Engineering
Ram Chakka, Tien Van Do
2010 J jnl
A new performability model for queueing and FDL-related burst loss in optical switching nodes.
Comput. Commun.
Tien Van Do, Ram Chakka
2010 J jnl
An efficient method to compute the rate matrix for retrial queues with large number of servers.
Appl. Math. Lett.
Tien Van Do, Ram Chakka
2010 J jnl
Simulation and analytical approaches for estimating the performability of a multicast address dynamic allocation mechanism.
Simul. Model. Pract. Theory
Tien Van Do, Ram Chakka
2009 J jnl
Analytical modelling and simulation of small scale, typical and highly available Beowulf clusters with breakdowns and repairs.
Simul. Model. Pract. Theory
Enver Ever, Orhan Gemikonakli, Ram Chakka
2008 — conf
Performance Evaluation of the High Speed Downlink Packet Access in Communications Networks Based on High Altitude Platforms.
ASMTA
Tien Van Do, Nam H. Do, Ram Chakka
2008 J jnl
Performance modeling of an Apache Web server with a dynamic pool of service processes.
Telecommun. Syst.
Tien Van Do, Udo R. Krieger, Ram Chakka
2007 A conf
An integrated analytical model for computation and comparison of the throughputs of the UMTS/HSDPA user equipment categories.
MSWiM
Tien Van Do, Ram Chakka, Peter G. Harrison
2007 B conf
Joint-State Modeling for Open Queuing Networks with Breakdowns, Repairs and Finite Buffers.
MASCOTS
Ram Chakka, Enver Ever, Orhan Gemikonakli
2007 J jnl
The MM sum(k=1 to K of CPP
Perform. Evaluation
Ram Chakka, Tien Van Do
2006 — conf
A Mathematical Model for Performability of Beowulf Clusters.
Annual Simulation Symposium
Enver Ever, Orhan Gemikonakli, Ram Chakka
2006 — conf
Critical Issues and Solutions in Network Management Architectures.
International Conference on Internet Computing
Manohar Lal, Sunil V. K. Gaddam, Ram Chakka
2002 B conf
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.
LCN
Ram Chakka, Tien Van Do
2001 J jnl
A Markov modulated multi-server queue with negative customers - The MM CPP/GE/c/L G-queue.
Acta Informatica
Ram Chakka, Peter G. Harrison
2001 J jnl
The MMCPP/GE/c Queue.
Queueing Syst. Theory Appl.
Ram Chakka, Peter G. Harrison
1998 J jnl
Spectral expansion solution for some finite capacity queues.
Ann. Oper. Res.
Ram Chakka
1995 — —
Performance and reliability modelling of computing systems using spectral expansion.
Ram Chakka
1995 J jnl
Spectral Expansion Solution for a Class of Markov Models: Application and Comparison with the Matrix-Geometric Method.
Perform. Evaluation
Isi Mitrani, Ram Chakka
1994 J jnl
Heterogeneous Multiprocessor Systems with Breakdowns: Performance and Optimal Repair Strategies.
Theor. Comput. Sci.
Ram Chakka, Isi Mitrani
1992 A* conf
Multiprocessor Systems with General Breakdowns and Repairs.
SIGMETRICS
Ram Chakka, Isi Mitrani