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2010 – 2019
- 2014
[j16]Tien Van Do, Dénes Papp, Ram Chakka, János Sztrik, Jinting Wang
:
M/M/1 retrial queue with working vacations and negative customer arrivals. Int. J. Adv. Intell. Paradigms 6(1): 52-65 (2014)- [j15]Amit Kumar Ahuja, Ram Chakka, P. Venkata Krishna:
BER reduction in signal receivers towards greening of digital communications. Int. J. Commun. Networks Distributed Syst. 12(1): 82-94 (2014) - [c8]Ram Chakka, Dénes Papp, Thang Le-Nhat:
A New Queueing Model for a Physician Office Accepting Scheduled Patients and Patients without Appointments. ICCSAMA 2014: 107-118 - 2013
- [p4]Tien Van Do, Ram Chakka, János Sztrik:
Spectral Expansion Solution Methodology for QBD-M Processes and Applications in Future Internet Engineering. Advanced Computational Methods for Knowledge Engineering 2013: 131-142 - [p3]Tien Van Do, Ram Chakka:
On the Properties of Generalised Markovian Queues with Heterogeneous Servers. Advanced Computational Methods for Knowledge Engineering 2013: 143-155 - 2012
- [j14]Tien Van Do, Hyotaek Lim, Ram Chakka:
An efficient model for dimensioning an ATA-based virtual storage system. Comput. Electr. Eng. 38(6): 1388-1398 (2012) - [j13]Tien Van Do, Nam H. Do, Ram Chakka:
A new queueing model for spectrum renting in mobile cellular networks. Comput. Commun. 35(10): 1165-1171 (2012) - 2011
- [j12]Tien Van Do, Ram Chakka, Nam H. Do, László Pap:
A Markovian queue with varying number of servers and applications to the performance comparison of HSDPA user equipment. Acta Informatica 48(4): 243-269 (2011) - [p2]Tien Van Do, Ram Chakka:
Generalized QBD Processes, Spectral Expansion and Performance Modeling Applications. Network Performance Engineering 2011: 612-641 - [p1]Ram Chakka, Tien Van Do:
Some New Markovian Models for Traffic and Performance Evaluation of Telecommunication Networks. Network Performance Engineering 2011: 642-664 - 2010
- [j11]Tien Van Do, Ram Chakka:
An efficient method to compute the rate matrix for retrial queues with large number of servers. Appl. Math. Lett. 23(5): 638-643 (2010) - [j10]Tien Van Do, Ram Chakka:
A new performability model for queueing and FDL-related burst loss in optical switching nodes. Comput. Commun. 33(Supplement-1): S146-S151 (2010) - [j9]Tien Van Do, Ram Chakka:
Simulation and analytical approaches for estimating the performability of a multicast address dynamic allocation mechanism. Simul. Model. Pract. Theory 18(7): 971-983 (2010)
2000 – 2009
- 2009
- [j8]Enver Ever, Orhan Gemikonakli, Ram Chakka:
Analytical modelling and simulation of small scale, typical and highly available Beowulf clusters with breakdowns and repairs. Simul. Model. Pract. Theory 17(2): 327-347 (2009) - 2008
- [j7]Tien Van Do, Udo R. Krieger, Ram Chakka:
Performance modeling of an Apache Web server with a dynamic pool of service processes. Telecommun. Syst. 39(2): 117-129 (2008) - [c7]Tien Van Do, Nam H. Do, Ram Chakka:
Performance Evaluation of the High Speed Downlink Packet Access in Communications Networks Based on High Altitude Platforms. ASMTA 2008: 310-322 - 2007
- [j6]Ram Chakka, Tien Van Do:
The MM sum(k=1 to K of CPPk/GE/c/L) G-queue with heterogeneous servers: Steady state solution and an application to performance evaluation. Perform. Evaluation 64(3): 191-209 (2007) - [c6]Ram Chakka, Enver Ever, Orhan Gemikonakli:
Joint-State Modeling for Open Queuing Networks with Breakdowns, Repairs and Finite Buffers. MASCOTS 2007: 260-266 - [c5]Tien Van Do, Ram Chakka, Peter G. Harrison:
An integrated analytical model for computation and comparison of the throughputs of the UMTS/HSDPA user equipment categories. MSWiM 2007: 45-51 - 2006
- [c4]Enver Ever, Orhan Gemikonakli, Ram Chakka:
A Mathematical Model for Performability of Beowulf Clusters. Annual Simulation Symposium 2006: 118-126 - [c3]Manohar Lal, Sunil V. K. Gaddam, Ram Chakka:
Critical Issues and Solutions in Network Management Architectures. International Conference on Internet Computing 2006: 189-195 - 2002
- [c2]Ram Chakka, Tien Van Do:
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 2002: 735-736 - 2001
- [j5]Ram Chakka, Peter G. Harrison:
A Markov modulated multi-server queue with negative customers - The MM CPP/GE/c/L G-queue. Acta Informatica 37(11-12): 881-919 (2001) - [j4]Ram Chakka, Peter G. Harrison:
The MMCPP/GE/c Queue. Queueing Syst. Theory Appl. 38(3): 307-326 (2001)
1990 – 1999
- 1998
- [j3]Ram Chakka:
Spectral expansion solution for some finite capacity queues. Ann. Oper. Res. 79: 27-44 (1998) - 1995
- [b1]Ram Chakka:
Performance and reliability modelling of computing systems using spectral expansion. Newcastle University, Newcastle upon Tyne, UK, 1995 - [j2]Isi Mitrani, Ram Chakka:
Spectral Expansion Solution for a Class of Markov Models: Application and Comparison with the Matrix-Geometric Method. Perform. Evaluation 23(3): 241-260 (1995) - 1994
- [j1]Ram Chakka, Isi Mitrani:
Heterogeneous Multiprocessor Systems with Breakdowns: Performance and Optimal Repair Strategies. Theor. Comput. Sci. 125(1): 91-109 (1994) - 1992
- [c1]Ram Chakka, Isi Mitrani:
Multiprocessor Systems with General Breakdowns and Repairs. SIGMETRICS 1992: 245-246
Coauthor Index
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