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numerical optimization algorithms

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Series: ASM Handbook
Volume: 20
Publisher: ASM International
Published: 01 January 1997
DOI: 10.31399/asm.hb.v20.a0002446
EISBN: 978-1-62708-194-8
...Abstract Abstract This article discusses tools that are used for the systematic optimization of engineering designs. It focuses on the practical application of optimization technology in a computer-aided engineering environment. The article presents numerical optimization algorithms...
Series: ASM Handbook
Volume: 4C
Publisher: ASM International
Published: 09 June 2014
DOI: 10.31399/asm.hb.v04c.a0005892
EISBN: 978-1-62708-167-2
... approaches that have been developed, and currently the most popular are those based on some form of evolutionary algorithm that attempts to mimic biological adaptation ( Ref 2 ). Because of high-speed computing machines associated with modern numerical methods, the subject of automated optimal design...
Series: ASM Handbook
Volume: 4C
Publisher: ASM International
Published: 09 June 2014
DOI: 10.31399/asm.hb.v04c.a0005893
EISBN: 978-1-62708-167-2
... to analyze specifics of optimal processes and the engineering means to qualitatively estimate temperature fields ( Ref 2 , 3 ). Results for simplified models can be used as initial approximations for calculations based on complex numerical models. Cumbersome numerical methods often are required to solve...
Series: ASM Handbook
Volume: 22A
Publisher: ASM International
Published: 01 December 2009
DOI: 10.31399/asm.hb.v22a.a0005407
EISBN: 978-1-62708-196-2
... with the optimal combination of network architecture and training algorithm found in the sections on training in this article. This is the fastest retraining procedure. However, this option is recommended only in cases where the amount of new data is relatively small. Input of large amounts of new data could...
Series: ASM Handbook
Volume: 22B
Publisher: ASM International
Published: 01 November 2010
DOI: 10.31399/asm.hb.v22b.a0005502
EISBN: 978-1-62708-197-9
... , p 285 – 292 24. Kwon Y.-S. , Chung S.-H. , Kim K.T. , German R.M. , and Sanderow H.I. , Numerical Analysis and Optimization of Die Compaction Process , Advances in Powder Metallurgy and Particulate Materials , Part 4, 2003 , p 4-37 to 4-50 25...
Series: ASM Handbook
Volume: 7
Publisher: ASM International
Published: 30 September 2015
DOI: 10.31399/asm.hb.v07.a0006033
EISBN: 978-1-62708-175-7
.... , and Sanderow H.I. , Numerical Analysis and Optimization of Die Compaction Process , Advances in Powder Metallurgy and Particulate Materials , Part 4, 2003 , p 4–37 to 4–50 25. McMeeking R.M. and Kuhn L. , A Diffusional Creep Law for Powder Compacts , Acta Metall. Mater. , Vol 40...
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003394
EISBN: 978-1-62708-195-5
.... Trochu F. , Gauvin R. , and Gao D.M. , Numerical Analysis of the Resin Transfer Molding Process by the Finite Element Method , Adv. in Polym. Technol. , Vol 12 ( No. 4 ), 1993 , p 329 – 342 Automatic Export Flat-Pattern Optimization Kinematics of Fabric Deformation...
Series: ASM Handbook
Volume: 4A
Publisher: ASM International
Published: 01 August 2013
DOI: 10.31399/asm.hb.v04a.a0005789
EISBN: 978-1-62708-165-8
... in time. Accordingly, a global numerical procedure for finding f is to compute an LSQ approximation of the measured data, except that f is restricted to be monotone. For example, monotone smoothing can be done by using cubic splines ( Ref 17 ). This leads to a constrained optimization problem, which...
Series: ASM Handbook
Volume: 22B
Publisher: ASM International
Published: 01 November 2010
DOI: 10.31399/asm.hb.v22b.a0005505
EISBN: 978-1-62708-197-9
... and stochastic optimization studies are also discussed. deterministic multiobjective problem deterministic single-objective problem mechanical engineering applications multiobjective optimization algorithms nondeterministic optimization problem single-objective optimization algorithms stochastic...
Series: ASM Handbook
Volume: 14B
Publisher: ASM International
Published: 01 January 2006
DOI: 10.31399/asm.hb.v14b.a0005151
EISBN: 978-1-62708-186-3
... metal. It explains the numerical procedure for sheet metal forming and reviews the important technical issues in CAE simulations. The article provides information on the applications and process of metal-forming simulation. It also reviews the capabilities of major systems that are popular among sheet...
Series: ASM Handbook
Volume: 9
Publisher: ASM International
Published: 01 December 2004
DOI: 10.31399/asm.hb.v09.a0003758
EISBN: 978-1-62708-177-1
... and guidelines for optimization of image processing algorithms from the viewpoint of shape quantification. It concludes with examples that demonstrate the usefulness of automatic image analysis in comparison to manual methods. References References 1. De Hoff R.T. and Rhines F.N...
Series: ASM Handbook
Volume: 22A
Publisher: ASM International
Published: 01 December 2009
DOI: 10.31399/asm.hb.v22a.a0005431
EISBN: 978-1-62708-196-2
... for the numerical solution of partial differential equations, namely, meshed-solution methods such as the finite-element method (FEM), finite-difference method, and boundary-element method; and numerical algorithms consisting of so-called meshed-solution methods. This article introduces the methods of so-called...
Series: ASM Handbook
Volume: 22B
Publisher: ASM International
Published: 01 November 2010
DOI: 10.31399/asm.hb.v22b.a0005528
EISBN: 978-1-62708-197-9
.... Mater. Proc. Technol. , Vol 162 ( No. 1 ), 2005 , p 91 – 102 37. Roy S. , Ghosh S. , and Shivpuri R. , A New Approach to Optimal Design of Multi-Stage Metal Forming Processes by Micro Genetic Algorithms , Int. J. Mach. Tools Manuf. , Vol 37 ( No. 1 ), 1997 , p 29 – 44...
Series: ASM Handbook
Volume: 17
Publisher: ASM International
Published: 01 August 2018
DOI: 10.31399/asm.hb.v17.a0006452
EISBN: 978-1-62708-190-0
... numerical methods (most commonly using finite-element methods), analytical methods, or hybrid methods. It also considers various methods of comparing the performance of arrays and imaging algorithms. The article provides a comparison of various advanced and nonlinear imaging algorithm and looks at some...
Series: ASM Handbook
Volume: 20
Publisher: ASM International
Published: 01 January 1997
DOI: 10.31399/asm.hb.v20.a0002482
EISBN: 978-1-62708-194-8
... are available, the result of the modeling effort will be good too. On the other hand, industrial practitioners place a greater emphasis on data gathering because they know the difficulties and time involved in gathering data on production-scale equipment. Numerical algorithms to solve the differential...
Series: ASM Handbook
Volume: 6A
Publisher: ASM International
Published: 31 October 2011
DOI: 10.31399/asm.hb.v06a.a0005636
EISBN: 978-1-62708-174-0
... Parameter Estimation , Academic Press , New York , 1974 124. Dennis J. and Schnabel R. , Numerical Methods for Unconstrained Optimizations and Non-Linear Equations , Prentice Hall , 1983 125. Tikhonov N. , Soviet Math. Dokl. , Vol 4 , 1963 , p 1035 – 1038 126...
Series: ASM Handbook
Volume: 4A
Publisher: ASM International
Published: 01 August 2013
DOI: 10.31399/asm.hb.v04a.a0005814
EISBN: 978-1-62708-165-8
... Immersion Quenching of a Medium Carbon Steel in Plant Conditions , Mater. Perform. Charact ., Vol 1 ( No. 1 ), 2012 80. Ali S.K. , Hamed M.S. , and Lightstone M.F. , An Efficient Numerical Algorithm for the Prediction of Thermal and Microstructure Fields during Quenching of Steel...
Series: ASM Handbook
Volume: 20
Publisher: ASM International
Published: 01 January 1997
DOI: 10.31399/asm.hb.v20.a0002487
EISBN: 978-1-62708-194-8
... and optimization. In the feature-extraction stage, the CAD data for the part are analyzed to identify and classify the features that require machining. The extraction algorithm is specific to the CAD system used and particularly to how data are stored and whether the data are parameterized or not. Many systems can...
Series: ASM Handbook
Volume: 22A
Publisher: ASM International
Published: 01 December 2009
DOI: 10.31399/asm.hb.v22a.a0005456
EISBN: 978-1-62708-196-2
... of the deforming zone to the applied forces. For process optimization For preform design using inverse techniques As a benchmark for validating predictions of higher-fidelity numerical models Assume a velocity field inside the deforming body consisting of a finite number of velocity...
Series: ASM Handbook
Volume: 22B
Publisher: ASM International
Published: 01 November 2010
DOI: 10.31399/asm.hb.v22b.a0005509
EISBN: 978-1-62708-197-9
... of the development and manufacturing, the applications, tasks, and modeling techniques involved in the optimization of these processes are numerous. Therefore, this article concentrates on the main process of HIP consolidation and forming of powder materials as the most important in this chain. The others, however...