John Joon Young Chung

HCI/AI research scientist at Midjourney. Interested in AI-powered Creativity Support Tools.

[Midjourney @midjourney]

A technical dive inside our new "Midjourney Scanner"

[Midjourney @midjourney]

Announcing a new division of Midjourney called "Midjourney Medical"

[Midjourney @midjourney]

Midjourney will be announcing its first hardware project tomorrow (Wednesday 6/17) at 6pm PT. Stay tuned for a livestream of our in-person launch event in San Francisco. If you're in town and want an invite, reply below, we have just a few slots left.

[John Joon Young Chung @john_jyc]

Done at Midjourney Storytelling Lab / a collaboration with @vishakh_pk, @melissa_roem, @cheesetalk1997, and @maxkreminski

[John Joon Young Chung @john_jyc]

Will present a poster at #COLM2025 on post-training for language model diversification Wednesday 11am!

Modifying Large Language Model Post-Training for Diverse Creative Writing: https://t.co/PGimgHDyXs

[John Joon Young Chung @john_jyc]

@sangho_suh @allen_ai Congrats!

[John Joon Young Chung @john_jyc]

@jayhersk @TuftsUniversity @TuftsCS Congratulations!

[John Joon Young Chung @john_jyc]

@huashen218 @nyushanghai @nyutandon @nyuniversity Congratulations!

[John Joon Young Chung @john_jyc]

This is a joint work with @melissa_roem and @maxkreminski. I was glad to build upon a dataset that Melissa collected in 2016! (9/9)
Arxiv link: https://t.co/0MmfxM5a0r

[John Joon Young Chung @john_jyc]

#CHI2025 paper from Midjourney Storytelling Lab
🫱🧸 🦖🫲What if we can tell a story by playing with toys?
🫱🧸 🦖🤖What if we can collaborate with AI on toy-playing+storytelling?
Toyteller enables toy-playing-based storytelling with AI.
Learn more: https://t.co/lyGv4hnS3A (1/9)

[John Joon Young Chung @john_jyc]

Please read the paper if you want to learn more - but we hope that this work will inspire future HCI+AI researchers to develop unprecedented types of interactions with AI, with technical contributions to realize such interactions. (8/9)

[John Joon Young Chung @john_jyc]

@roryzzhang @yunyao_li @AdobeExpCloud Congrats! Look forward to seeing your next things there!

[Kenneth Huang #HCOMP2026 Sep27-30@DC @windx0303]

The always-amazing #In2Writng workshop will be at #NAACL2025 @naaclmeeting this time! #NLProc #HCI

Paper deadline: Feb 28, 2025, AoE (no extensions!)

Come submit your cool work!

More: https://t.co/FoYXkFf4vJ

[John Joon Young Chung @john_jyc]

@jeonhyeon11 @SeoulNatlUni @ieeevis @GoogleAI Congrats!