Perttu Hämäläinen
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Perttu Hämäläinen
@perttu-h.bsky.social
Researching and building games/VR/XR/HCI/AI. Assoc. Prof. @AaltoUniversity. Advisor @valomotion, @HypeHypeInc. Student of human movement (dance,🧗‍♂️,🤸‍♂️,🥋…)
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I finally made a website that collects all my lectures and teaching material: perttuh.notion.site/learning-mat...

Topics include: Science of Game Design, AI Tools and Workflows, Ideation, Pitching & Marketing, Game Programming...
Game Design and Development learning material | Notion
This is a curated collection of my lecture slides plus material that didn’t (yet) make it to the lectures. I scavenge for teaching material almost daily and log the best finds here. Enjoy! Prof. P...
perttuh.notion.site
I finally made a website that collects all my lectures and teaching material: perttuh.notion.site/learning-mat...

Topics include: Science of Game Design, AI Tools and Workflows, Ideation, Pitching & Marketing, Game Programming...
Game Design and Development learning material | Notion
This is a curated collection of my lecture slides plus material that didn’t (yet) make it to the lectures. I scavenge for teaching material almost daily and log the best finds here. Enjoy! Prof. P...
perttuh.notion.site
September 30, 2025 at 7:36 AM
Reposted by Perttu Hämäläinen
1/4 Join us and the Autotelic Interaction Research (AIR) group @aalto.fi / Finland to work on Computational Social Intrinsic Motivation (SIM) as PhD (4y) or postdoc (2y). Job ad w project description and application instructions: bit.ly/4jyNLGv. We're looking forward to learning about you!
Doctoral Researcher and Postdoc positions to work on Computational Social Intrinsic Motivation (SIM) | Aalto University
The Autotelic Interaction Research (AIR) group at the Dept. of Computer Science, Aalto University, Finland is looking for 1 Doctoral Researcher (2+2 years) and 1 Postdoc (2 years)  to work on Computational Social Intrinsic Motivation (SIM)
bit.ly
June 3, 2025 at 12:13 PM
New papers: FDG 2025 proceedings are finally out and I'm super proud and excited about these two 🧵
May 14, 2025 at 6:52 AM
Aalto's game design Itch page updated: aalto-gamedesign.itch.io
April 11, 2025 at 12:42 PM
Jordan Magnuson's Game Poems Magazine "intent to submit" deadline approaching www.gamepoems.org/submit
Game Poems Magazine - Submit
Submit to Game Poems
www.gamepoems.org
April 11, 2025 at 7:38 AM
A nice structured collection of AI papers github.com/FoundationAg...
April 6, 2025 at 12:05 PM
Cascadeur (animation software) adds AI-driven inbetweening. This looks promising, as with their physics-based editing features, it should be easy to finetune the result, e.g., adjust how heavy or light the movement feels. www.youtube.com/watch?v=4GNX...
Inbetweening | Cascadeur 2025.1 Feature Highlights
YouTube video by Cascadeur
www.youtube.com
April 4, 2025 at 7:30 AM
A good thread on indie game marketing. Might be worth checking out the Steam page now and again later to see how the OP has implemented the advice given by others www.reddit.com/r/IndieDev/s...
From the IndieDev community on Reddit: I spent over 7 years developing a game all by myself. Now that no one is playing it, I realize how much it actually affects me.
Explore this post and more from the IndieDev community
www.reddit.com
April 3, 2025 at 5:28 AM
My first "fanboy" game research paper (CHI 2025)! I'm a huge Dark Souls and Elden Ring fan and in this paper, we study how DS players discuss depression on Reddit. I developed the AI-assistance part of the analysis process. acris.aalto.fi/ws/portalfil...
March 31, 2025 at 7:50 AM
Lovely math & graphics wizardry 😍
March 17, 2025 at 12:22 PM
Today’s game design teaching materials
March 11, 2025 at 6:49 PM
Abishek Jaiswal (game designer/developer at Valo Motion, an Aalto games graduate) gave a super nice talk yesterday about designing Valo Motion's games where the players see their own bodies inside the game world www.twitch.tv/videos/23959...
March 4, 2025 at 8:30 AM
This made my day: An Elden Ring demake in Bitsy 😍 The art captures the original's atmosphere incredibly well. yrannn.itch.io/bitsy-elden-...
ELDEN RING: Shadow of Erdtree (bitsy ver. ) by yrannn
Explore the shadow realm in 8-bit style!! (all lores & no battle)
yrannn.itch.io
February 27, 2025 at 2:51 PM
We're seeking new HCI faculty. Would be great to have more HCI & Games colleagues, please apply! www.aalto.fi/en/open-posi...
Assistant Professor in Computer Science (Human-Computer Interaction) | Aalto University
www.aalto.fi
February 4, 2025 at 3:45 PM
A really cool paper on why transformers need coordinate-wise adaptive learning rate openreview.net/pdf/32bac765...
December 21, 2024 at 7:24 AM
Reposted by Perttu Hämäläinen
I'll get straight to the point.

We trained 2 new models. Like BERT, but modern. ModernBERT.

Not some hypey GenAI thing, but a proper workhorse model, for retrieval, classification, etc. Real practical stuff.

It's much faster, more accurate, longer context, and more useful. 🧵
December 19, 2024 at 4:45 PM
Another unpublished Kinect prototype from 2011. This was a blast to work on—the combat managed to feel powerful and fluid. I’m the test player in the red shirt.

Also my first Unity project (Unity 3.5, we previously worked with Gamebryo and Phyre)
www.youtube.com/watch?v=UH0U...
Unpublished Kinect melee combat prototype from 2011
YouTube video by Perttu Hämäläinen
www.youtube.com
December 11, 2024 at 6:22 AM
Found this video of my physics-based Kinect prototypes from 2011, got a permission to upload. Still quite proud of some, wondering if there’s something to reuse/adapt for Quest 3. youtu.be/meP8jvv5kHc?...
Unpublished physics-based Kinect game prototypes from 2011
YouTube video by Perttu Hämäläinen
youtu.be
December 10, 2024 at 6:20 AM
Yay, a bi-decennial website update! users.aalto.fi/~hamalap5/
December 8, 2024 at 1:12 PM
Meta Llama 3.3 LLM out. Beats gpt-4o and Claude Sonnet 3.5 at a fraction of the token cost and is open source. www.llama.com

Disclaimer: I’d like AI to clean and do the dishes, not replace human creative work. But whatever we use AI for, I’d prefer it to be open source.
December 7, 2024 at 6:16 AM
Aalto Media Lab Demo Day Wed 11 Dec, 1pm, at the new and awesome Marsio event studio, Aalto University campus. This is also the opening of the 30 year anniversary exhibition. www.aalto.fi/en/events/aa...
Aalto Media Lab Demo Day 2024 | Media Lab 30 Years Exhibition Opening | Aalto University
Aalto Media Lab Demo Day highlights the work from the students and faculty of the Aalto Media Lab.
www.aalto.fi
December 5, 2024 at 2:33 PM
Reposted by Perttu Hämäläinen
Bluesky is truly having an incredible run as Threads' head of product
November 27, 2024 at 6:12 PM
Intermezzo by Sally Rooney was exactly what I needed during these dark times. Made me cry with empathic joy, multiple times. www.goodreads.com/book/show/20...
Intermezzo
An exquisitely moving story about grief, love, and fami…
www.goodreads.com
November 27, 2024 at 11:56 AM
X pushes a 40% discount of the ”verified” subscription desperately, with a full-screen ad pop-up where the close button is hidden until one scrolls down.

Elon must be feeling the exodus 😂
November 26, 2024 at 6:12 AM