inciprocal (@inciprocal) 's Twitter Profile
inciprocal

@inciprocal

inciprocal Inc. designs and develops end-to-end asset pipeline for high performance AR/VR applications, eCommerce, VFX and video game industries.

ID: 1069787108317876224

linkhttp://www.inciprocal.com calendar_today04-12-2018 02:54:57

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24-light arc is coming to life with full PBR processing support. This allows to capture a lot more data faster. More stuff to come soon.

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Scanning with 180 degree 24 light Arc - 5 cameras, 24 positions, 2 poses, 2 polarizations, 11520 shots 200 GB JPEGs total. Under 3 minute capture time for 5x Sony a1 50MP @ 20fps or 2 min with 5x Ximea CB654CG-GP-X8G3 65MP @ 30 fps.

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Simplifying rig calibration in upcoming 1.4.2 #inciprocal Photometry Toolkit release with automatic highlight matching. Once the mirror ball aligned, the entire sequence is automatically mapped into the rig's 3D space with proper light positioning.

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PBR Capture of Adidas IF6704 with 180 degree 24-Light Arc. 5 Cameras, 24 lights, 2 polarization states (48 shots per position). Sony Alpha 1 electronic 1/30 shutter at 15 fps burst synchronized. The shutter sound is digital, just for exposure indication. skfb.ly/p7Hsu

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A wide angle view... While the standard 12-light rig is very versatile, the 24-light 180 degree Arc is ideal when scanning through a props of similar sizes and topologies. Once tuned, it's a beast. skfb.ly/oFRxT

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Naked eyes can really play a trick on you. Cranking things is to false colors is important to see real color uniformity of lights. As a part of rig assembly and packaging. Most of the things can be corrected in software but it's easier to work with more similar footage than not.

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Calibrating White Balance for multi-cam / multi-light Light Stage-like rigs can be quite tedious. Apart from cameras, there is alight light color variation as well as natural Poisson noise in RAW images that can greatly tint the result requiring a number of samples to converge.

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That's quite a step from our older stepper-based prototypes that has way to many issues with vibrations and noise. This also has faster speed than an original Tilta servo. After shrinking all electronics down to a couple of chips this may be in product soon.

Dmitry Andreev (@and_coder) 's Twitter Profile Photo

Got some CAD parts of a custom Tilta CPL micro-motor worked out and 3D printed to test the fitting. It's almost injection molding friendly but some modification will be needed for sure. Especially the addition of draft angles.

Got some CAD parts of a custom Tilta CPL micro-motor worked out and 3D printed to test the fitting. It's almost injection molding friendly but some modification will be needed for sure. Especially the addition of draft angles.
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2K Games the Minotaur Rig prototype complete and calibrated. This is our most minimalistic and optimized PBR face scanning rig configuration so far. Running 20 Sony A9 III cameras at 60 fps and 16 composite light clusters using IDA Tronic lights.

2K Games the Minotaur Rig prototype complete and calibrated. This is our most minimalistic and optimized PBR face scanning rig configuration so far. Running 20 Sony A9 III cameras at 60 fps and 16 composite light clusters using IDA Tronic lights.
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Wrapping up testing and shipping the last order of 2025. This is a lower-end 4-light variant of our standard 12-light rig. This one can't do a single view scan but is more portable and well suited for props though requires significantly more camera positions for quality results.

Wrapping up testing and shipping the last order of 2025. This is a lower-end 4-light variant of our standard 12-light rig. This one can't do a single view scan but is more portable and well suited for props though requires significantly more camera positions for quality results.
Dmitry Andreev (@and_coder) 's Twitter Profile Photo

Have been playing around with some automated scan alignment under the absence of any related metadata (cameras, registration, etc...). All classical geometric solutions work except they do need some validation from a visual model. Gemini is the best so far, then GPT, then Grok.

Have been playing around with some automated scan alignment under the absence of any related metadata (cameras, registration, etc...). All classical geometric solutions work except they do need some validation from a visual model. Gemini is the best so far, then GPT, then Grok.
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12 light rig with 4 light extensions to capture extra sub surface scattering at glancing angles. Configured for 2D high resolution PBR capture.