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black-box modeling

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Published: 01 January 2005
Fig. 6 Black-box modeling. (a) Direct link from alloy composition and processing to product properties. (b) Determining product properties from alloy composition and processing via prediction of microstructure. (c) Using internal state variables to link chemical composition and processing More
Image
Published: 01 January 1997
Fig. 7 Black box model (fingernail clipper example) More
Image
Published: 01 January 1997
Fig. 18 Black box model and refined function structure (Batter Up! example) More
Series: ASM Handbook
Volume: 14A
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v14a.a0004027
EISBN: 978-1-62708-185-6
... of the principles and achievements of each of the various microstructural models, including black-box modeling, gray-box modeling, white-box modeling, and hybrid modeling. black-box modeling gray-box modeling hybrid modeling microstructure white-box modeling THE BENEFITS of microstructural refinement...
Series: ASM Handbook
Volume: 20
Publisher: ASM International
Published: 01 January 1997
DOI: 10.31399/asm.hb.v20.a0002425
EISBN: 978-1-62708-194-8
... Listing and Black Box Modeling Using the activity diagram and the list of customer needs, a function structure for the product can be formulated ( Fig. 6 ). A function structure is defined as an input-output model that maps energy, material, and signal flows to a transformed and desired state...
Series: ASM Handbook
Volume: 20
Publisher: ASM International
Published: 01 January 1997
DOI: 10.31399/asm.hb.v20.a0002442
EISBN: 978-1-62708-194-8
... for the solution of questions through computer models that use computational techniques or CAE. The range of techniques varies from queuing theory models used to predict flow of materials through a manufacturing plant to finite element models to predict stresses, heat transfer, or temperature distribution...
Series: ASM Handbook
Volume: 22B
Publisher: ASM International
Published: 01 November 2010
DOI: 10.31399/asm.hb.v22b.a0005534
EISBN: 978-1-62708-197-9
.... , Hunter J.S. , and Hunter W.G. , Statistics for Experimenters: An Introduction to Design, Data Analysis, and Model Building , Wiley, Inc. , New York , 1978 17. Box...
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003403
EISBN: 978-1-62708-195-5
... for composite tool design, such as master model or pattern design selection, fiber and fabric selection, resins, and surface coat and ply. Various tool laminate construction techniques, such as curing and demolding, and cutting and trimming, are reviewed. The article also describes the substructure design...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 November 1995
DOI: 10.31399/asm.hb.emde.a0003036
EISBN: 978-1-62708-200-6
.... For prototype work and resin-coated and sculptured high-density foam, a framework covered with a nonporous face sheet such as sheet metal, a precured ply, or a plaster model may be used. A large number of parts can be made on a plastic-resin-faced plaster mold ( Fig. 4 ). Laminated molds consisting...
Series: ASM Handbook
Volume: 22A
Publisher: ASM International
Published: 01 December 2009
DOI: 10.31399/asm.hb.v22a.a0005416
EISBN: 978-1-62708-196-2
... Transparency Neural networks are sometimes referred to as black boxes, presumably because those who use them cannot access the mathematical functions that describe the relationship between the inputs and outputs. Their mysterious nature is compounded by making inappropriate comparisons to biological...
Series: ASM Handbook
Volume: 22B
Publisher: ASM International
Published: 01 November 2010
DOI: 10.31399/asm.hb.v22b.a0005529
EISBN: 978-1-62708-197-9
... Abstract This article provides information on the heat-source model, conduction heat-transfer model of parts and fixtures, and the radiation heat-transfer and convection heat-transfer models in a furnace. It describes the two types of furnaces used for heat treating: batch furnaces...
Series: ASM Handbook
Volume: 22B
Publisher: ASM International
Published: 01 November 2010
DOI: 10.31399/asm.hb.v22b.a0005521
EISBN: 978-1-62708-197-9
... Abstract This article discusses the three different modeling approaches for grain structures formed during solidification of metallic alloys: direct modeling of dendritic structure, direct modeling of grain structure, and indirect modeling of grain structure. The main construction bases...
Series: ASM Handbook
Volume: 22A
Publisher: ASM International
Published: 01 December 2009
DOI: 10.31399/asm.hb.v22a.a0005432
EISBN: 978-1-62708-196-2
... dynamic recrystallization simulations is more difficult, and artifacts of visualization (but not state variables) can be introduced ( Fig. 5 ). Fig. 5 Recrystallization modeling. (a) Original undeformed cellular automaton (CA) grain structure in gray and the recrystallized grains in black. (b...
Series: ASM Handbook
Volume: 9
Publisher: ASM International
Published: 01 December 2004
DOI: 10.31399/asm.hb.v09.a0003757
EISBN: 978-1-62708-177-1
... rendition when images are printed. There are many other color representation models ( Ref 2 ) that are beyond the scope of the present text. Two of them are briefly discussed here. The CMYK (cyan, magenta, yellow, and black) model, used for printing, is discussed in more detail in the section...
Series: ASM Handbook
Volume: 24A
Publisher: ASM International
Published: 30 June 2023
DOI: 10.31399/asm.hb.v24A.a0006978
EISBN: 978-1-62708-439-0
... of detection). Acceptance of the Machine Learning Model Due to the black box nature of some machine learning tools, acceptance may be slow relative to explainable models or classical statistics. Without a clear understanding of how the machine learning model characterizes the signals, a rigorous...
Series: ASM Handbook
Volume: 24
Publisher: ASM International
Published: 15 June 2020
DOI: 10.31399/asm.hb.v24.a0006551
EISBN: 978-1-62708-290-7
... to having support within internal cavities. Once the support material is removed, additional finishing steps are sometimes administered. To make translucent models (e.g., Stratasys’ VeroClear resin), photobleaching parts with fluorescent lamps is recommended to amplify clarity prior to polishing...
Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0005236
EISBN: 978-1-62708-187-0
... The algorithm to model the growth of a cell ν identified as part of a grain is schematized, as well as the propagation of the grain to a neighboring cell μ. The growing shape associated with cell ν has propagated from the white to the black continuous thin lines to reach positions S ν [ i j...
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003474
EISBN: 978-1-62708-195-5
... cosmetic design features, such as an integral step pad in a pick-up truck fender or header ports in a hood. Additionally, the design and processing knowledge and expertise lies mainly at the original equipment manufacturer (OEM) level, hence limiting “black box” designs at the tier one supplier level...
Series: ASM Handbook
Volume: 22A
Publisher: ASM International
Published: 01 December 2009
DOI: 10.31399/asm.hb.v22a.a0005406
EISBN: 978-1-62708-196-2
... Abstract This article focuses on the intermediate length scales, where transport phenomena govern the spatial and temporal evolution of a structure. It presents the cellular automaton (CA) and phase field (PF) methods that represent the state of the art for modeling macrostructure...
Series: ASM Handbook
Volume: 4E
Publisher: ASM International
Published: 01 June 2016
DOI: 10.31399/asm.hb.v04e.a0006272
EISBN: 978-1-62708-169-6
.... Insitu measured enthalpies give a direct link to the thermodynamics of the precipitation reactions and allow physically based modeling. Time-Temperature-Property Diagrams Adapted from Ref 5 During the quenching of alloys from a solid-solution temperature condition, the rate of precipitation...