A CAD Platform for 3D Statistical Anthropometric Design [email protected] @cadans_UA cadans.uantwerpen.be Traditional Anthropometry Traditional Anthropometry 3D CAD environments 3D CAD environments Simplified geometry 3D scanning The CADANS Approach The CADANS Approach Realistic 3D head models with variations WP1 Statistical Data Processing and Analysis Personal models for mass customization Dynamic link between drawing and model WP2 Functionality Analysis and Validation via Use Cases WP3 Development of the CAD Platform Optimal sizing systems for target group: (N-sizes-fit-all) Innovative interaction model WP4 Dissemination and Valorisation Qualitative and quantitative exploration of variability The CADANS Approach Main Goal of CADANS Development of a 3D statistical anthropometric CAD-plugin for the design of wearable products The CADANS Approach Based on an award winning proof of concept SW-plugin Anthro2.0 Cadans Project Partners Team • Drs. Jochen Vleugels • Drs. Daniël Lacko • Drs. Femke Danckaers • Dr. Toon Huysmans • Prof. Dr. Guy De Bruyne • Prof. Dr. Stijn Verwulgen … Statistical Shape Modeling … Online CADANS tool Online CADANS tool Online CADANS tool Example of a large, average and small head Online CADANS tool In future also full body data will become available! CADANS CAD-plugin CADANS CAD-plugin CADANS plugin Four product types • One-size fits all • Sizing system • Mass-customization • Individual design CADANS CAD-plugin Interface DEMO Cadans interface CADANS CAD-plugin Patching the B-splines. • Less data for more details • Full body becomes a possibility Example case: BCI BCI Brain computer interface BCI-design Specifications and Design drivers Design specs. Population Raw data 10-20 map Alignments Design Verification o o o o o o o Same electrode locations as EPOC One size fits all Fit for p1 to p99 Optimal stability during movement (maximal 5mm) Maximal location error of 20mm Repeatability (maximal 20mm) Deadline 16days o Optimized for 3D printing o Unambiguous positioning on the head (by non experts) o Not an ergonomically, usability or visual design, but a purely mechanical prototype BCI-design Population Design specs. o Based on the existing database Population o Age: 20-40 Raw data 10-20 map o 50% male, 50% female o Western population (varying ethnicity) o P1 – P99 Alignments o Healthy individuals Design Verification BCI-design Raw data Design specs. o Visualization of reference points Population o First attempt at a 10-20 system Raw data 10-20 map Alignments Design Verification BCI-design 10 – 20 map Design specs. Population Raw data 10-20 map Alignments Design Verification BCI-design Alignments Design specs. Population Raw data 10-20 map Alignments Design Verification BCI-design Design V1.0 (one size fits all) Design specs. Population Raw data 10-20 map Alignments Design Verification BCI-design 3D printing, Verification & Results Design specs. Population Raw data 10-20 map Alignments Design Verification o Box plots showing the difference between Popoc and the 10-20 locations (top) and the Epoc (bottom) and 10-20 locations in mm. BCI-design results 3D printing, Verification & Results Design specs. Epoc Population Raw data 10-20 map Alignments Verification Epoc – Popoc Fit to 10-20 locations 23,37 mm 20,71 mm 2,66 mm* Controlled movement 7,97 mm 7,57 mm 0,40 mm Non-controlled movement 9,32 mm 8,91 mm 0,41 mm* Repeatability 12,17 mm 9,87 mm 2,30 mm* * Significant (Mann Whitney U p<0,05) Design Popoc BCI-design Design V2.0 (sizing system) Design specs. Population Raw data 10-20 map Alignments Design Verification Projects Workshopweek Workshopweek Future prototypes Masks Glasses BCI’s Helmets Medical devices Measuring tools Communication http://cadans.uantwerpen.be Thanks for Your Attention and Support! A CAD Platform for 3D Statistical Anthropometric Design [email protected] @cadans_UA cadans.uantwerpen.be
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