Threshold N-policy for degraded machining system with multiple type spares and multiple vacations M Jain, S Upadhyaya Quality Technology & Quantitative Management 6 (2), 185-203, 2009 | 49 | 2009 |
Queueing systems with vacation: an overview S Upadhyaya International journal of mathematics in operational research 9 (2), 167-213, 2016 | 47 | 2016 |
Optimal repairable MX/G/1 queue with multi-optional services and Bernoulli vacation M Jain, S Upadhyaya International journal of operational research 7 (1), 109-132, 2010 | 42 | 2010 |
Synchronous working vacation policy for finite-buffer multiserver queueing system M Jain, S Upadhyaya Applied Mathematics and Computation 217 (24), 9916-9932, 2011 | 25 | 2011 |
Optimal repairable MX/G/1 queue with Bernoulli feedback and setup M Jain, S Upadhyaya International Journal of Mathematics in Operational Research 4 (6), 679-702, 2012 | 23 | 2012 |
Performance prediction and ANFIS computing for unreliable retrial queue with delayed repair under modified vacation policy S Upadhyaya, C Kushwaha International Journal of Mathematics in Operational Research 17 (4), 437-466, 2020 | 19 | 2020 |
Performance prediction of a discrete-time batch arrival retrial queue with Bernoulli feedback S Upadhyaya Applied Mathematics and Computation 283, 108-119, 2016 | 18 | 2016 |
Cost inspection of a Geo/G/1 retrial model using particle swarm optimization and Genetic algorithm G Malik, S Upadhyaya, R Sharma Ain Shams Engineering Journal 12 (2), 2241-2254, 2021 | 14 | 2021 |
Performance analysis of a discrete-time Geo/G/1 retrial queue under J-vacation policy S Upadhyaya International Journal of Industrial and Systems Engineering 29 (3), 369-388, 2018 | 13 | 2018 |
Particle swarm optimization and maximum entropy results for MX/G/1 retrial G-queue with delayed repair R Malik, G., Upadhyaya, S., Sharma International Journal of Mathematical, Engineering and Management Sciences 6 …, 2021 | 12 | 2021 |
Investigating a general service retrial queue with damaging and licensed units: an application in local area networks S Upadhyaya Opsearch 57 (3), 716-745, 2020 | 11 | 2020 |
Working vacation policy for a discrete-time GeoX/Geo/1 retrial queue S Upadhyaya Opsearch 52 (4), 650-669, 2015 | 11 | 2015 |
Admission control of bulk retrial feedback queue with K–optional vacations S Upadhyaya International Journal of Mathematics in Operational Research 7 (2), 215-239, 2015 | 9 | 2015 |
Performance Analysis of a Batch Arrival Retrial Queue with Bernoulli Feedback S Upadhyaya International Journal of Mathematics in Operations Research (In Press) 6 (6 …, 2014 | 9 | 2014 |
Bernoulli Vacation Policy for a Bulk Retrial Queue with Fuzzy Parameters S Upadhyaya International Journal of Applied Operational Research 3 (3), 1-14, 2013 | 7 | 2013 |
Study on optimization of unreliable server queueing systems: a PSO based survey R Agarwal, D Agarwal, S Upadhyaya Proceedings of International Conference on Scientific and Natural Computing …, 2021 | 6 | 2021 |
Cost optimisation of a discrete-time retrial queue with Bernoulli feedback and starting failure S Upadhyaya International Journal of Industrial and Systems Engineering 36 (2), 165-196, 2020 | 6 | 2020 |
Optimal Cost Analysis for Discrete-Time Recurrent Queue with Bernoulli Feedback and Emergency Vacation M Vaishnawi, S Upadhyaya, R Kulshrestha International Journal of Applied and Computational Mathematics 8 (5), 254, 2022 | 4 | 2022 |
Optimization of a stochastic model having erratic server with immediate or delayed repair R Agarwal, D Agarwal, S Upadhyaya, I Ahmad Annals of Operations Research 331 (2), 605-628, 2023 | 3 | 2023 |
A study on retrial g-queues under different scenarios: A review G Malik, S Upadhyaya, R Sharma Proceedings of International Conference on Scientific and Natural Computing …, 2021 | 3 | 2021 |