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Deep multispectral painting reproduction via multi-layer, custom-ink printing

Liang Shi, Vahid Babaei, Changil Kim, Michael Foshey, Yuanming Hu, Pitchaya Sitthi-Amorn, Szymon Rusinkiewicz, Wojciech Matusik
2018 ACM Transactions on Graphics  
In addition, we introduce a novel spectral vector error diffusion algorithm based on combining color contoning and halftoning, which simultaneously solves the layout discretization and color quantization  ...  Our workflow outperforms the state-of-the-art models for spectral prediction and layout optimization.  ...  We also thank our pigment providers: BASF, Lansco Colors, Penn Color, Sun Chemical and Toyo Ink Group.  ... 
doi:10.1145/3272127.3275057 fatcat:vpqoelm63jcglj7eowbympt5y4

Accurate and Computational: A review of color reproduction in Full-color 3D printing

Jiangping Yuan, Guangxue Chen, Hua Li, Hartmut Prautzsch, Kaida Xiao
2021 Materials & design  
Cases analysis of three key issues for achieving accurate full-color 3D printing. States a potential theoretical framework suitable for various 3D printing materials.  ...  h i g h l i g h t s Shows the state of the art of color reproduction methods in full-color 3D printing. Judges the suitability of current methods expanded to a universal color standard.  ...  In principle, there are only two options for color separation: halftoning (discrete color printing) and contoning (continuous color printing).  ... 
doi:10.1016/j.matdes.2021.109943 fatcat:bjec7rlcgrarjl7jlqqo7j4zba

Colorimetric analysis of scanned continuous-tone color images in a Color Managed Digital Photo Printing Workflow (CMDPPW)

Haji Naik Dharavath, Department of Computer Electronics & Graphics Technology Central Connecticut State University, New Britain, USA
2019 Journal of Graphic Engineering and Design  
The purpose of this study is to determine the influence of Color Managed Workflow (CMW) on digital color photo printing.  ...  The colorimetric data suggests that integration of device profiles is important in a CMW as it allows the process to obtain accurate output colors for a desired purpose.  ...  Workflow » Figure 3: Scanner Linearization Curve » Figure 5: Test Image for Printed Colors Evaluation » Figure 7: 3D L* a* b* Gamut Comparison of Device Profiles (RGB VS.  ... 
doi:10.24867/jged-2019-2-025 fatcat:2pp2jfu6rzcpni64hqpeqlul6q

Structured Light Phase Measuring Profilometry Pattern Design for Binary Spatial Light Modulators [article]

Daniel L. Lau, Yu Zhang, Kai Liu
2017 arXiv   pre-print
As such, this paper introduces a contone-to-binary conversion algorithm for deriving binary patterns that best mimic their contone counterparts.  ...  phase measuring profilometry (PMP), the projected patterns are composed of a rolling sinusoidal wave, but as a set of time-multiplexed patterns, PMP requires the target surface to remain motionless or for  ...  not print a dot.  ... 
arXiv:1706.02698v1 fatcat:3xac2ldswbghnluomiazddx27q

Restoration of Halftoned Color-Quantized Images using Linear Estimator

Yik-hing Fung, Yuk-hee Chan
2006 2006 IEEE International Conference on Multimedia and Expo  
Conventional restoration algorithms were generally proposed for handling other noise models and hence they are not effective in restoring color-quantized images.  ...  Restoration of color-quantized images in which error diffusion is involved is rarely addressed in the literature.  ...  By considering this, restoring color prints generated for printing applications is only a special case of the problem concerned in this paper.  ... 
doi:10.1109/icme.2006.262570 dblp:conf/icmcs/FungC06 fatcat:cdpb6272vbcgjnvllgeevtoj5m

3D printing spatially varying color and translucency

Alan Brunton, Can Ates Arikan, Tejas Madan Tanksale, Philipp Urban
2018 ACM Transactions on Graphics  
We thank Ten24 for the head model, the Stanford 3D Scanning Repository for the dragon, bunny and St. Lucy models, and TurboSquid Inc. for the anatomy and lizard models.  ...  Hansjörg Meyer, for their collaboration. We thank Hannes Urban for sculpting the wax ship and the CHD dept. of Fraunhofer IGD for scanning it.  ...  For color printing, we use layered halftoning ], which has been shown to produce high quality color material assignments for multi-material 3D printers.  ... 
doi:10.1145/3197517.3201349 fatcat:2w27e2gmara37mb466cmap4d6q

Fabrication of a Human Skin Mockup with a Multilayered Concentration Map of Pigment Components Using a UV Printer

Kazuki Nagasawa, Shoji Yamamoto, Wataru Arai, Kunio Hakkaku, Chawan Koopipat, Keita Hirai, Norimichi Tsumura
2022 Journal of Imaging  
As the result, subjective evaluation showed that the artificial skin reproduced by our method has a more skin-like appearance than that produced using conventional printing.  ...  developed a procedure to reproduce a skin mockup with a multi-layered structure that is determined by mapping the absorbance of melanin and hemoglobin to CMYK (Cyan, Magenta, Yellow, Black) subtractive color  ...  While Mimaki 3D printers [34] and Stratasys 3D printers [35] , which are widely used for color 3D printing, have a resolution of 600 dpi, Mimaki's UV printer can print at 1200 dpi vertically and 720 dpi  ... 
doi:10.3390/jimaging8030073 pmid:35324628 pmcid:PMC8955804 fatcat:p3ld57hi25fp3e2k3afxxyylru

Geometry-aware scattering compensation for 3D printing

Denis Sumin, Tim Weyrich, Tobias Rittig, Vahid Babaei, Thomas Nindel, Alexander Wilkie, Piotr Didyk, Bernd Bickel, Jaroslav Křivánek, Karol Myszkowski
2019 ACM Transactions on Graphics  
Our method enables high-fidelity color texture reproduction on 3D prints by effectively compensating for internal light scattering within arbitrarily shaped objects.  ...  Using a wide range of sample objects with complex textures and geometries, we demonstrate color reproduction whose fidelity is superior to state-of-the-art drivers for color 3D printers.  ...  ) and CMPLab (Yellow Vase) for the models and the reviewers for their valuable feedback.  ... 
doi:10.1145/3306346.3322992 fatcat:sijfwvet5bgqnb3qcxkle2xfpa

Pushing the Limits of 3D Color Printing

Alan Brunton, Can Ates Arikan, Philipp Urban
2015 ACM Transactions on Graphics  
Accurate color reproduction is important in many applications of 3D printing, from design prototypes to 3D color copies or portraits.  ...  Although full color is available via other technologies, multi-jet printers have greater potential for graphical 3D printing, in terms of reproducing complex appearance properties.  ...  We thank Christoph Godau for access to the equipment at the IDD of TU Darmstadt. We thank Stratasys for providing the voxel-level printing interface to the printer.  ... 
doi:10.1145/2832905 fatcat:yvc27vzi35dhtkgxotjxys2lq4

A gradient-based framework for 3D print appearance optimization

Thomas Klaus Nindel, Tomáš Iser, Tobias Rittig, Alexander Wilkie, Jaroslav Křivánek
2021 ACM Transactions on Graphics  
These approaches solve different aspects of the problem: high color reproduction fidelity [Babaei et al. 2017; Brunton et al. 2015; Shi et al. 2018] , alpha channel translucency printing [Brunton et al  ...  . 2018; Urban et al. 2019] , or compensating for lateral scattering to increase texture sharpness [Elek et al. 2017; Sumin et al. 2019 ].  ...  Yamahata and Thot_htp (Nefertiti) for their 3D models, and the reviewers for their valuable feedback.  ... 
doi:10.1145/3450626.3459844 fatcat:eeezg73w4re7zkavslzxa2pu4i

Misregistration sensitivity in clustered-dot color halftones

Gaurav Sharma
2008 Journal of Electronic Imaging (JEI)  
Halftoned separations of individual colorants, typically cyan, magenta, yellow, and black, are overlaid on a print substrate in typical color printing systems.  ...  We study this misregistration-induced color shift for periodic clustered-dot halftones using a spatiospectral model for the printed output that combines the Neugebauer model with a periodic lattice representation  ...  Wencheng Wu of Xerox Corporation, Webster, New York for providing measurements of interseparation displacement misregistration for our printed targets.  ... 
doi:10.1117/1.2917517 fatcat:giojhuapw5fxxeub57vv57fpsm

Computational Aspects of Fabrication (Dagstuhl Seminar 18431)

Bernd Bickel, Marc Alexa, Jessica K. Hodgins, Kristina Shea, Michael Wagner
2019 Dagstuhl Reports  
Multi-material 3D printing is not only able to reproduce the fine 3D geometry present in many forms of paintings, but also other appearance attributes, such as spectral color and gloss.  ...  In contoning, for example, one can eliminate the traditional halftoning artifacts using the inherent ability of 3D printers in layering inks on top of each other.  ... 
doi:10.4230/dagrep.8.10.104 dblp:journals/dagstuhl-reports/BickelAHS18 fatcat:zqbryigrlbdtviqlbmp6hoztem

Scattering-aware texture reproduction for 3D printing

Oskar Elek, Denis Sumin, Ran Zhang, Tim Weyrich, Karol Myszkowski, Bernd Bickel, Alexander Wilkie, Jaroslav Křivánek
2017 ACM Transactions on Graphics  
Color texture reproduction in 3D printing commonly ignores volumetric light transport (cross-talk) between surface points on a 3D print.  ...  Such light di usion leads to signi cant blur of details and color bleeding, and is particularly severe for highly translucent resin-based print materials.  ...  ACKNOWLEDGMENTS We are grateful to Stratasys Ltd. for providing us with access to the voxel-level print interface of the J750 machine. Many thanks go to Alan Brunton, Filip Šroubek, Per H  ... 
doi:10.1145/3130800.3130890 fatcat:m5o53pr2sbebhea6fvsxaedjbm

Print engine color management using customer image content

Michael W. Elliot, Juan C. Cockburn
2010 2010 Western New York Image Processing Workshop  
From here, the measured CIELAB values for each color are filtered to reduce sensing noise. The contone values associated with the scanned area are also filtered.  ...  Process Controls and linearization techniques within the print engine are then responsible for maintaining print to print color consistency.  ... 
doi:10.1109/wnyipw.2010.5649758 fatcat:k6kkqi3ygzgt7fhsryea46jhzi

Mixed Integer Neural Inverse Design [article]

Navid Ansari, Hans-Peter Seidel, Vahid Babaei
2022 arXiv   pre-print
In computational design and fabrication, neural networks are becoming important surrogates for bulky forward simulations.  ...  For problems where finding the optimal solution is not desirable or tractable, we develop an efficient yet near-optimal hybrid optimization.  ...  In color reproduction for 3D printing via contoning [Babaei et al. 2017] , inks with different thicknesses can be superposed.  ... 
arXiv:2109.12888v2 fatcat:5sd3x3qhnveupiyrpzus5fr56u
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