Hits ?▲ |
Authors |
Title |
Venue |
Year |
Link |
Author keywords |
216 | Levente Kocsis, Csaba Szepesvári |
Universal parameter optimisation in games based on SPSA. |
Mach. Learn. |
2006 |
DBLP DOI BibTeX RDF |
SPSA, Stochastic gradient ascent, Learning, Games, Poker |
132 | Mohammed Shahid Abdulla, Shalabh Bhatnagar |
SPSA algorithms with measurement reuse. |
WSC |
2006 |
DBLP DOI BibTeX RDF |
|
96 | Qizhi Zhang, Yali Zhou, Xiaohe Liu, Xiaodong Li, Woon-Seng Gan |
A Nonlinear ANC System with a SPSA-Based Recurrent Fuzzy Neural Network Controller. |
ISNN (1) |
2007 |
DBLP DOI BibTeX RDF |
|
96 | Yali Zhou, Qizhi Zhang, Xiaodong Li, Woon-Seng Gan |
Model-Free Control of a Nonlinear ANC System with a SPSA-Based Neural Network Controller. |
ISNN (2) |
2006 |
DBLP DOI BibTeX RDF |
|
90 | John L. Maryak, Daniel C. Chin |
Global random optimization by simultaneous perturbation stochastic approximation. |
WSC |
2001 |
DBLP DOI BibTeX RDF |
|
78 | Steffen Finck, Hans-Georg Beyer |
Benchmarking SPSA on BBOB-2010 noiseless function testbed. |
GECCO (Companion) |
2010 |
DBLP DOI BibTeX RDF |
benchmarking, black-box optimization |
78 | Steffen Finck, Hans-Georg Beyer |
Benchmarking SPSA on BBOB-2010 noisy function testbed. |
GECCO (Companion) |
2010 |
DBLP DOI BibTeX RDF |
benchmarking, black-box optimization |
78 | Yufu Ning, Wansheng Tang, Hui Wang |
Hybrid Genetic-SPSA Algorithm Based on Random Fuzzy Simulation for Chance-Constrained Programming. |
FSKD (1) |
2005 |
DBLP DOI BibTeX RDF |
|
60 | Sudha Velusamy, Shalabh Bhatnagar, S. V. Basavaraja, V. Sridhar |
SPSA based feature relevance estimation for video retrieval. |
MMSP |
2008 |
DBLP DOI BibTeX RDF |
|
60 | Otis Brooks |
Solving discrete resource allocation problems using the Simultaneous Perturbation Stochastic Approximation (SPSA) algorithm. |
SpringSim (3) |
2007 |
DBLP BibTeX RDF |
discrete stochastic optimization, simultaneous perturbation stochastic approximation, resource allocation |
60 | James E. Whitney II, Latasha I. Solomon, Stacy D. Hill |
Constrained optimization over discrete sets via SPSA with application to non-separable resource allocation. |
WSC |
2001 |
DBLP DOI BibTeX RDF |
|
54 | Levente Kocsis, Csaba Szepesvári, Mark H. M. Winands |
RSPSA: Enhanced Parameter Optimization in Games. |
ACG |
2006 |
DBLP DOI BibTeX RDF |
|
54 | Shalabh Bhatnagar, Michael C. Fu 0001, Steven I. Marcus, Pedram Jaefari Fard |
Optimal structured feedback policies for ABR flow control using two-timescale SPSA. |
IEEE/ACM Trans. Netw. |
2001 |
DBLP DOI BibTeX RDF |
Network of nodes, optimal structured feedback policies, rate-based ABR flow control, single bottleneck node, two-timescale SPSA |
49 | Moeid Qurashi, Tao Ma, Emmanouil Chaniotakis, Constantinos Antoniou 0001 |
PC-SPSA: Employing Dimensionality Reduction to Limit SPSA Search Noise in DTA Model Calibration. |
IEEE Trans. Intell. Transp. Syst. |
2020 |
DBLP DOI BibTeX RDF |
|
42 | Shweta Singh |
Low Cost Object Identification in RFID via Dynamic Markov Chain & Two Time Scale SPSA. |
SAINT Workshops |
2006 |
DBLP DOI BibTeX RDF |
|
36 | Xiumei Yue |
Improved Simultaneous Perturbation Stochastic Approximation and Its Application in Reinforcement Learning. |
CSSE (1) |
2008 |
DBLP DOI BibTeX RDF |
|
36 | Yunpeng Li, Daniel P. Huttenlocher |
Learning for Optical Flow Using Stochastic Optimization. |
ECCV (2) |
2008 |
DBLP DOI BibTeX RDF |
|
36 | Rafael E. Banchs, Hector Klie, Adolfo Rodriguez, Sunil G. Thomas, Mary F. Wheeler |
A Neural Stochastic Optimization Framework for Oil Parameter Estimation. |
IDEAL |
2006 |
DBLP DOI BibTeX RDF |
|
36 | Xiaojun Yang, Kunlin Shi, Keyi Xing |
Joint parameter and state estimation based on particle filtering and stochastic approximation. |
CIMCA/IAWTIC |
2006 |
DBLP DOI BibTeX RDF |
|
36 | Daniel Yagan, Chen-Khong Tham |
Distributed Model-Free Stochastic Optimization in Wireless Sensor Networks. |
DCOSS |
2006 |
DBLP DOI BibTeX RDF |
|
36 | Shalabh Bhatnagar, I. Bala Bhaskar Reddy |
Optimal Threshold Policies for Admission Control in Communication Networks via Discrete Parameter Stochastic Approximation. |
Telecommun. Syst. |
2005 |
DBLP DOI BibTeX RDF |
regularized semi-Markov modulated Poisson process, two timescale stochastic approximation, simultaneous perturbation stochastic approximation, threshold type policies, admission control, communication networks |
36 | Shuxue Ding, Jie Huang 0012, Daming Wei, Sadao Omata |
Signal Extensions in Independent Component Analysis and Its Application for Real-Time Processing. |
CIT |
2004 |
DBLP DOI BibTeX RDF |
|
29 | Shalabh Bhatnagar, Michael C. Fu 0001, Steven I. Marcus, I-Jeng Wang |
Two-timescale simultaneous perturbation stochastic approximation using deterministic perturbation sequences. |
ACM Trans. Model. Comput. Simul. |
2003 |
DBLP DOI BibTeX RDF |
SPSA, deterministic perturbations, two-timescale algorithms, stochastic approximation, Simulation optimization, Hadamard matrices |
29 | Daniel C. Chin, Albert C. Biondo |
Dual Neural Network Models in Acoustic Propagation. |
Annual Simulation Symposium |
2000 |
DBLP DOI BibTeX RDF |
Multiple Neural Network Models, Multi-model Interpolation, Multi-objective SPSA, Nonlinear Interpolator, Nonlinear acoustic wave function |
24 | Priyanka Joshi, Bodhisatwa Mazumdar |
SPSA: Semi-Permanent Stuck-At fault analysis of AES Rijndael SBox. |
J. Cryptogr. Eng. |
2023 |
DBLP DOI BibTeX RDF |
|
24 | Marco Wiedmann, Marc Hölle, Maniraman Periyasamy, Nico Meyer, Christian Ufrecht, Daniel D. Scherer, Axel Plinge, Christopher Mutschler |
An Empirical Comparison of Optimizers for Quantum Machine Learning with SPSA-based Gradients. |
CoRR |
2023 |
DBLP DOI BibTeX RDF |
|
24 | Pankaj Wankhede, Nara Guru Narayanaswamy, Suresh Kurra, Amrita Priyadarshini |
SPSA: An image processing based software for single point strain analysis. |
Softw. Impacts |
2023 |
DBLP DOI BibTeX RDF |
|
24 | Marco Wiedmann, Marc Hölle, Maniraman Periyasamy, Nico Meyer, Christian Ufrecht, Daniel D. Scherer, Axel Plinge, Christopher Mutschler |
An Empirical Comparison of Optimizers for Quantum Machine Learning with SPSA-Based Gradients. |
QCE |
2023 |
DBLP DOI BibTeX RDF |
|
24 | Shiqing Sun, James C. Spall |
Langevin Monte Carlo with SPSA-approximated Gradients. |
CISS |
2023 |
DBLP DOI BibTeX RDF |
|
24 | Zhichao Jia, Ziyi Wei |
SPSA-Based Switch Updating Algorithm for Constrained Stochastic Optimization. |
CISS |
2023 |
DBLP DOI BibTeX RDF |
|
24 | Yan Dong, Yundong Liu, Haonan Kang, Chunlei Li 0002, Pengcheng Liu 0005, Zhoufeng Liu |
Lightweight and efficient neural network with SPSA attention for wheat ear detection. |
PeerJ Comput. Sci. |
2022 |
DBLP DOI BibTeX RDF |
|
24 | Bertrand Ngansop, Stefan Götz 0006, Martin Eckl |
Comparison study of the combination of the SPSA algorithm and the PSO algorithm. |
CoRR |
2022 |
DBLP DOI BibTeX RDF |
|
24 | Sourabh Paul, Umesh Chandra Pati |
High-resolution optical-to-SAR image registration using mutual information and SPSA optimisation. |
IET Image Process. |
2021 |
DBLP DOI BibTeX RDF |
|
24 | Wangwang Yu, Liu Jun, Jie Zhou |
A Novel Sparrow Particle Swarm Algorithm (SPSA) for Unmanned Aerial Vehicle Path Planning. |
Sci. Program. |
2021 |
DBLP DOI BibTeX RDF |
|
24 | Long Wang 0016, James C. Spall |
Improved SPSA Using Complex Variables with Applications in Optimal Control Problems. |
ACC |
2021 |
DBLP DOI BibTeX RDF |
|
24 | Jiahao Shi, James C. Spall |
SQP-based Projection SPSA Algorithm for Stochastic Optimization with Inequality Constraints. |
ACC |
2021 |
DBLP DOI BibTeX RDF |
|
24 | Victoria Erofeeva, Oleg N. Granichin, Olga Granichina, Anton V. Proskurnikov, Anna Sergeenko |
Weighted SPSA-based Consensus Algorithm for Distributed Cooperative Target Tracking. |
ECC |
2021 |
DBLP DOI BibTeX RDF |
|
24 | Xavier Ros-Roca, Lídia Montero, Jaume Barceló, Klaus Nökel |
Dynamic Origin-Destination Matrix Estimation with ICT Traffic Measurements using SPSA. |
MT-ITS |
2021 |
DBLP DOI BibTeX RDF |
|
24 | Long Wang 0016, Jingyi Zhu, James C. Spall |
Model-Free Optimal Control using SPSA with Complex Variables. |
CISS |
2021 |
DBLP DOI BibTeX RDF |
|
24 | Yiwen Chen |
Comparison of RDSA and SPSA algorithms with different perturbations. |
CISS |
2021 |
DBLP DOI BibTeX RDF |
|
24 | Anna Sergeenko, Oleg N. Granichin, Anton V. Proskurnikov |
Advanced SPSA-based Algorithm for Multi-Target Tracking in Distributed Sensor Networks. |
CDC |
2020 |
DBLP DOI BibTeX RDF |
|
24 | Eduardo Ramírez-Llanos, Sonia Martínez |
Stochastic Source Seeking for Mobile Robots in Obstacle Environments Via the SPSA Method. |
IEEE Trans. Autom. Control. |
2019 |
DBLP DOI BibTeX RDF |
|
24 | Shiqing Sun, James C. Spall |
SPSA Method Using Diagonalized Hessian Estimate. |
CDC |
2019 |
DBLP DOI BibTeX RDF |
|
24 | Zeren D. Yenice, Niranjan Adhikari, Yong Kai Wong, Vural Aksakalli, Alev Taskin Gumus 0001, Babak Abbasi |
SPSA-FSR: Simultaneous Perturbation Stochastic Approximation for Feature Selection and Ranking. |
CoRR |
2018 |
DBLP BibTeX RDF |
|
24 | Athina Tympakianaki, Haris N. Koutsopoulos, Erik Jenelius |
Robust SPSA algorithms for dynamic OD matrix estimation. |
ANT/SEIT |
2018 |
DBLP DOI BibTeX RDF |
|
24 | Rajkumar Ramamurthy, Christian Bauckhage, Rafet Sifa, Stefan Wrobel |
Policy Learning Using SPSA. |
ICANN (3) |
2018 |
DBLP DOI BibTeX RDF |
|
24 | Benjamin Wulff, Jannis Schücker, Christian Bauckhage |
SPSA for Layer-Wise Training of Deep Networks. |
ICANN (3) |
2018 |
DBLP DOI BibTeX RDF |
|
24 | Bojan Kostic, Guido Gentile, Constantinos Antoniou 0001 |
Techniques for improving the effectiveness of the SPSA algorithm in dynamic demand calibration. |
MT-ITS |
2017 |
DBLP DOI BibTeX RDF |
|
24 | Mohammad Abdul Azim, Zeyar Aung, Weidong Xiao, Vinod Khadkikar, Abbas Jamalipour |
SPSA-NC: simultaneous perturbation stochastic approximation localization based on neighbor confidence. |
Wirel. Commun. Mob. Comput. |
2016 |
DBLP DOI BibTeX RDF |
|
24 | Zhijie Song, Rui Shi 0002, Jie Jia, Jian Wang |
Sentiment Contagion Based on the Modified SOSa-SPSa Model. |
Comput. Math. Methods Medicine |
2016 |
DBLP DOI BibTeX RDF |
|
24 | Yuxin Zhao, Xue Du, Genglei Xia, Renfeng Jia |
A novel SPSA kernel wavelet neural network for model-free PID controller. |
IECON |
2015 |
DBLP DOI BibTeX RDF |
|
24 | Ioulia Markou, Constantinos Antoniou 0001 |
Developing insight into effective SPSA parameters through sensitivity analysis. |
MT-ITS |
2015 |
DBLP DOI BibTeX RDF |
|
24 | David Hale, Constantinos Antoniou 0001, Byungkyu Brian Park, Jiaqi Ma, Lei Zhang, Alexander Paz |
An Investigation of SPSA for Signal Timing Optimization at Isolated Intersections. |
ITSC |
2015 |
DBLP DOI BibTeX RDF |
|
24 | Sheng Ding, Na Xia, Peipei Wang, Shaojie Li, Yuanxiao Ou |
Optimization Algorithm Based on SPSA in Multi-channel Multi-radio Wireless Monitoring Network. |
CyberC |
2015 |
DBLP DOI BibTeX RDF |
|
24 | Na Xia, Ruji Feng, Lina Xu |
SPSA Based Packet Size Optimization Algorithm in Wireless Sensor Networks. |
WASA |
2012 |
DBLP DOI BibTeX RDF |
|
24 | Ahmad Taha Abdulsadda, Kamran Iqbal |
An improved SPSA algorithm for system identification using fuzzy rules for training neural networks. |
Int. J. Autom. Comput. |
2011 |
DBLP DOI BibTeX RDF |
|
24 | Richard Steenis, Daniel E. Rivera |
Plant-Friendly Signal Generation for System Identification Using a Modified Simultaneous Perturbation Stochastic Approximation (SPSA) Methodology. |
IEEE Trans. Control. Syst. Technol. |
2011 |
DBLP DOI BibTeX RDF |
|
24 | Luyao Hao, Minli Yao |
SPSA-based step tracking algorithm for mobile DBS reception. |
Simul. Model. Pract. Theory |
2011 |
DBLP DOI BibTeX RDF |
|
24 | Mircea-Bogdan Radac, Radu-Emil Precup, Emil M. Petriu, Stefan Preitl |
Application of IFT and SPSA to Servo System Control. |
IEEE Trans. Neural Networks |
2011 |
DBLP DOI BibTeX RDF |
|
24 | Zhigao Wang, Haris N. Koutsopoulos |
Calibration of urban rail simulation models: a methodology using SPSA algorithm. |
WSC |
2011 |
DBLP DOI BibTeX RDF |
|
24 | Steffen Finck, Hans-Georg Beyer, Alexander Melkozerov |
Noisy optimization: a theoretical strategy comparison of ES, EGS, SPSA & IF on the noisy sphere. |
GECCO |
2011 |
DBLP DOI BibTeX RDF |
|
24 | Amer H. Alhabsi |
Improved SPSA optimization algorithm requiring a single measurement per iteration. |
ISSPA |
2010 |
DBLP DOI BibTeX RDF |
|
24 | Oleg N. Granichin, Lev Gurevich, Alexander Vakhitov |
SPSA with a fixed gain for intelligent control in tracking applications. |
CCA/ISIC |
2009 |
DBLP DOI BibTeX RDF |
|
24 | Richard Steenis, Daniel E. Rivera |
Plant-friendly signal generation for system identification using a modified SPSA methodology. |
CDC |
2009 |
DBLP DOI BibTeX RDF |
|
24 | Jiashun Zhang, Ruiqing Zhao, Wansheng Tang |
Fuzzy age-dependent replacement policy and SPSA algorithm based-on fuzzy simulation. |
Inf. Sci. |
2008 |
DBLP DOI BibTeX RDF |
|
24 | QingHui Yuan |
A model free automatic tuning method for a restricted structured controller by using Simultaneous Perturbation Stochastic Approximation (SPSA). |
ACC |
2008 |
DBLP DOI BibTeX RDF |
|
24 | Alexander T. Vakhitov, Oleg N. Granichin |
SPSA-based adaptive control: Accuracy of estimates. |
ALCOSP |
2007 |
DBLP DOI BibTeX RDF |
|
24 | Patrik Lambert, Rafael E. Banchs |
Tuning machine translation parameters with SPSA. |
IWSLT |
2006 |
DBLP BibTeX RDF |
|
24 | Guoyong Wang, Ruiqing Zhao, Huaili Yun |
SPSA Algorithm for Fuzzy Block Replacement Policy. |
FUZZ-IEEE |
2005 |
DBLP DOI BibTeX RDF |
|
24 | Yunqi Zhang, Ruiqing Zhao, Yufu Ning |
A SPSA Algorithm for Solving Fuzzy Random Expected Value Models. |
FUZZ-IEEE |
2005 |
DBLP DOI BibTeX RDF |
|
24 | László Gerencsér, Stacy D. Hill, Zsuzsanna Vigo, Zoltin Vincze |
Discrete optimization, SPSA and Markov chain Monte Carlo methods. |
ACC |
2004 |
DBLP DOI BibTeX RDF |
|
24 | Shalabh Bhatnagar, Vivek S. Borkar |
Multiscale Chaotic SPSA and Smoothed Functional Algorithms for Simulation Optimization. |
Simul. |
2003 |
DBLP DOI BibTeX RDF |
|
24 | James E. Whitney II, Stacy D. Hill, Dennis Wairia, Farshad Bahari |
Comparison of the SPSA and simulated annealing algorithms for the constrained optimization of discrete non-separable functions. |
ACC |
2003 |
DBLP DOI BibTeX RDF |
|
24 | Tariq S. Durrani, Gordon Morison |
SPSA for noisy non-stationary blind source separation. |
ICASSP (5) |
2003 |
DBLP DOI BibTeX RDF |
|
24 | László Gerencsér, György Kozmann, Zsuzsanna Vágó, Kristóf Haraszti |
The use of the SPSA method in ECG analysis. |
IEEE Trans. Biomed. Eng. |
2002 |
DBLP DOI BibTeX RDF |
|
24 | László Gerencsér, Stacy D. Hill, Zsuzsanna Vágó |
Discrete optimization, SPSA and Markov chain Monte Carlo methods. |
CDC |
2002 |
DBLP DOI BibTeX RDF |
|
24 | László Gerencsér, Stacy D. Hill, Zsuzsanna Vágó |
Discrete optimization via SPSA. |
ACC |
2001 |
DBLP DOI BibTeX RDF |
|
24 | A. Vande Wouwer, Christine Renotte, Philippe Bogaerts, Marcel Remy |
Application of SPSA techniques in nonlinear system identification. |
ECC |
2001 |
DBLP DOI BibTeX RDF |
|
24 | László Gerencsér, Zsuzsanna Vágó |
The mathematics of noise-free SPSA. |
CDC |
2001 |
DBLP DOI BibTeX RDF |
|
24 | Christine Renotte, Alain Vande Wouwer, Marcel Remy |
Neural modeling and control of a heat exchanger based on SPSA techniques. |
ACC |
2000 |
DBLP DOI BibTeX RDF |
|
24 | László Gerencsér, Zsuzsanna Vágó |
SPSA in noise free optimization. |
ACC |
2000 |
DBLP DOI BibTeX RDF |
|
24 | Xiao D. Ji, Babajide O. Familoni |
A diagonal recurrent neural network-based hybrid direct adaptive SPSA control system. |
IEEE Trans. Autom. Control. |
1999 |
DBLP DOI BibTeX RDF |
|
24 | F. Rezayat |
Constrained SPSA controller for operations processes. |
IEEE Trans. Syst. Man Cybern. Part A |
1999 |
DBLP DOI BibTeX RDF |
|
24 | László Gerencsér, Stacy D. Hill, Zsuzsanna Vágó |
Optimization over discrete sets via SPSA. |
WSC |
1999 |
DBLP DOI BibTeX RDF |
|
24 | Fahimeh Rezayat |
On the use of an SPSA-based model-free controller in quality improvement. |
Autom. |
1995 |
DBLP DOI BibTeX RDF |
|
24 | Eric W. Channen, Paul G. Sorenson, J. Paul Tremblay |
Structured systems analysis using SPSL/SPSA. |
Inf. Manag. |
1985 |
DBLP DOI BibTeX RDF |
|
24 | Paul G. Sorenson, J. Paul Tremblay, A. W. Friesen |
SPSL/SPSA: A Minicomputer Database System for Structured Systems Analysis and Design. |
SIGSMALL/SIGMOD Symposium |
1981 |
DBLP DOI BibTeX RDF |
|
18 | Levente Kocsis, András György 0001 |
Efficient Multi-start Strategies for Local Search Algorithms. |
ECML/PKDD (1) |
2009 |
DBLP DOI BibTeX RDF |
|
18 | Qing Song 0001, James C. Spall, Yeng Chai Soh, Jie Ni |
Robust Neural Network Tracking Controller Using Simultaneous Perturbation Stochastic Approximation. |
IEEE Trans. Neural Networks |
2008 |
DBLP DOI BibTeX RDF |
|
18 | Mohammed Shahid Abdulla, Shalabh Bhatnagar |
Reinforcement Learning Based Algorithms for Average Cost Markov Decision Processes. |
Discret. Event Dyn. Syst. |
2007 |
DBLP DOI BibTeX RDF |
Actor-critic algorithms, Two timescale stochastic approximation, Simultaneous perturbation stochastic approximation, Normalized Hadamard matrices, TD-learning, Reinforcement learning, Markov decision processes, Policy iteration |
18 | Danil V. Prokhorov |
Training Recurrent Neurocontrollers for Real-Time Applications. |
IEEE Trans. Neural Networks |
2007 |
DBLP DOI BibTeX RDF |
|
18 | Danil V. Prokhorov |
Toyota Prius HEV neurocontrol. |
IJCNN |
2007 |
DBLP DOI BibTeX RDF |
|
18 | Min Chee Choy, Dipti Srinivasan, Ruey Long Cheu |
Neural Networks for Continuous Online Learning and Control. |
IEEE Trans. Neural Networks |
2006 |
DBLP DOI BibTeX RDF |
|
18 | Wolfgang Bangerth, Hector Klie, Vincent Matossian, Manish Parashar, Mary F. Wheeler |
An Autonomic Reservoir Framework for the Stochastic Optimization of Well Placement. |
Clust. Comput. |
2005 |
DBLP DOI BibTeX RDF |
autonomic Grid middleware, optimal well placement, reservoir management, Grid computing, stochastic optimization |
18 | Song Xu, Jiashun Zhang, Ruiqing Zhao |
Random Fuzzy Age-Dependent Replacement Policy. |
FSKD (1) |
2005 |
DBLP DOI BibTeX RDF |
|
18 | Walter J. Gutjahr |
Two Metaheuristics for Multiobjective Stochastic Combinatorial Optimization. |
SAGA |
2005 |
DBLP DOI BibTeX RDF |
multiobjective decision analysis, simulated annealing, combinatorial optimization, Ant colony optimization, stochastic optimization |
18 | Shuxue Ding, Jie Huang 0012, Daming Wei, Sadao Omata |
Real-Time Independent Component Analysis Based on Gradient Learning with Simultaneous Perturbation Stochastic Approximation. |
KES |
2004 |
DBLP DOI BibTeX RDF |
|
18 | David W. Hutchison, Stacy D. Hill |
Airline and airport applications: simulation optimization of airline delay with constraints. |
WSC |
2001 |
DBLP DOI BibTeX RDF |
|
18 | David W. Hutchison, Stacy D. Hill |
Simulation Optimization of Airline Delay Using Simultaneous Perturbation Stochastic Approximation. |
Annual Simulation Symposium |
2000 |
DBLP DOI BibTeX RDF |
constrained optimization, nonlinear, stochastic approximation, discrete simulation, aerospace industry |