I enjoy engaging audiences. Some select photos from events that I’ve participated in. Click here.
Author Archives: Yu-Sung
Profile: Yu-Sung Chang
Distinguished technology entrepreneur and executive with years of experience in strategic development, user engagement and technical marketing. Firsthand experience in developing and managing Data-Driven, AI-powered services, including Huma AI, Cornelia.io, Wolfram Cloud, Samsung Health, Wolfram|Alpha, and Mathematica.
Currently, CTO @ SSG.COM, one of the largest online grocery and retail in Korea. See more at LinkedIn.
Huma.AI
I founded Huma.AI with Greg and Lena years ago—with the goal of revolutionizing healthcare industry with the power of ML. Since I left the company, they’ve grown quite a bit. The company have quite a few enterprise clients including AstraZeneca. I am still involved as an advisor. Go Huma!
A Passion for Cooking
My new found hobby (helped by the fact that I am working for Share what you #RideFor
One chain, two wheels and a million reasons to ride. Some ride for fitness. Others cycle for a good cause or simply because it relaxes them. Check out what people around the world are riding for and tell us your reason with #RideFor.
Take the Leap with Samsung Health
One of my dear babies. I spent almost 2 years on Samsung Health. Now it is one of the most popular health and fitness apps in Android, with over 1 billion downloads and 4+ rating. Good old days. Download here.
Chang Ucchin Museum: One of “The Eight New Greatest Museums”
BBC named Chang Ucchin Museum as one of “The Eight New Greatest Museums” in the world. Also, Dezeen featured the museum while back. Additionally, the architects’ site. For more information, please visit Chang Ucchin Museum of Art. Sorry, mostly in Korean.
Supermom: Hyunjoo Kim
Erin the First Born
Celine in the Middle
Ryan the Baby Boy
Videos
A collection of my videos on YouTube channel. Mostly computationally and programmatically produced.
Publications
Selected peer-reviewed papers and other technical publications in 3D modeling, Image Processing and other areas.
Broadcast@Wolfram
A series of screencasts and videos I did at Wolfram.
Family
Meet the Chang family.
Demonstrations
My contribution to Wolfram Demonstrations Projects. Exciting interactive apps for web. Requires free CDF Player.
Chang Ucchin Foundation
I’m simple.
A frequent utterance of mine. But I now confess with some urgency.
– Ucchin Chang
Social
Warping realist art to ensure consistent perspective: A new software tool for art investigations
Yu-Sung Chang† and David G. Stork‡
We developed a software tool for art scholars studying geometrical perspective in realist art. Our software, written in Mathematica, accepts a digital image of an artwork that may not obey the rigorous rules of geometrical prospective. The user/scholar marks…
A Unified Subdivision Approach for Multi-Dimensional Non-Manifold Modeling
Yu-Sung Chang† and Hong Qin‡
This paper presents a new unified subdivision scheme that is defined over a k-simplicial complex in n-D space with k<=3. We first present a series of definitions to facilitate topological inquiries during the subdivision process. The scheme is derived from the double (k+1)-directional box splines…