Andrea Tacchetti (@a_tacchetti) 's Twitter Profile
Andrea Tacchetti

@a_tacchetti

Research Scientist @DeepMindAI

ID: 70775884

linkhttps://www.andreatacchetti.com calendar_today01-09-2009 20:24:11

117 Tweet

335 Followers

623 Following

Gamification and Multiagent Solutions Workshop (@gamificationmas) 's Twitter Profile Photo

πŸ“… Finally! Meet us tomorrow at our Gamification and Multiagent Solutions Workshop ICLR 2026! More details on our website: gamificationmas.com We are looking forward to meeting you there! Full program πŸ‘‡πŸ‘‡πŸ‘‡

πŸ“… Finally! Meet us tomorrow at our Gamification and Multiagent Solutions Workshop <a href="/iclr_conf/">ICLR 2026</a>!

More details on our website: gamificationmas.com

We are looking forward to meeting you there! 
Full program πŸ‘‡πŸ‘‡πŸ‘‡
Gamification and Multiagent Solutions Workshop (@gamificationmas) 's Twitter Profile Photo

Thank to everyone that came and participated to our Gamification and Multiagent Solutions workshop ICLR 2026 πŸ€— As organizers of our first workshop, it was a lot of work but we are looking forward to doing it again in the future. Now it's time to announce the awards πŸ…

Gamification and Multiagent Solutions Workshop (@gamificationmas) 's Twitter Profile Photo

πŸ† BEST COOPERATIVE AI PAPER AWARD πŸ† Learning to Share in Multi-Agent Reinforcement Learning Congrats to Yuxuan Yi, Ge Li, Yaowei Wang and Zongqing Lu! Many thanks to our sponsor Cooperative AI Foundation.

πŸ† BEST COOPERATIVE AI PAPER AWARD πŸ†

Learning to Share in Multi-Agent Reinforcement Learning

Congrats to Yuxuan Yi, Ge Li, Yaowei Wang and Zongqing Lu!

Many thanks to our sponsor <a href="/coop_ai/">Cooperative AI Foundation</a>.
Andrea Tacchetti (@a_tacchetti) 's Twitter Profile Photo

We leverage the most basic democratic principle of "one person one vote" to learn a value-aligned mediator for complex multiagent interactions (e.g. social nets, traffic routing). Our intepretable mediator is preferred by humans over strong alternatives. arxiv.org/abs/2202.10122

Google DeepMind (@googledeepmind) 's Twitter Profile Photo

DeepNash is an agent trained with model-free multiagent reinforcement learning that learns to play the game of Stratego at expert level. Learn more: dpmd.ai/DM-DeepNash 1/

DeepNash is an agent trained with model-free multiagent reinforcement learning that learns to play the game of Stratego at expert level. 

Learn more: dpmd.ai/DM-DeepNash 1/
Google DeepMind (@googledeepmind) 's Twitter Profile Photo

In a new Nature Human Behaviour paper, our team trained an AI system to distribute resources according to human preferences, fostering cooperation and fairness. Read more at dpmd.ai/dm-mechanism-d… and dpmd.ai/nhb-mechanism-… 1/

Google DeepMind (@googledeepmind) 's Twitter Profile Photo

Today in Nature Communications, we explore how AI agents can better communicate and cooperate in Diplomacy - a 7-player board game of coordination and alliance formation. 🀝 Find out more: dpmd.ai/diplomacy-natu…

Andrea Tacchetti (@a_tacchetti) 's Twitter Profile Photo

Altruism and selfishness are highly transmissible. Here, we learn to structure networks of human participants playing a group cooperation game. Under our social planner, groups had an average cooperation rate of 77.7%, compared to 42.8% in static networks psyarxiv.com/cr58a/

lmarena.ai (formerly lmsys.org) (@lmarena_ai) 's Twitter Profile Photo

Exciting News from Chatbot Arena! Google DeepMind's new Gemini 1.5 Pro (Experimental 0801) has been tested in Arena for the past week, gathering over 12K community votes. For the first time, Google Gemini has claimed the #1 spot, surpassing GPT-4o/Claude-3.5 with an impressive

Exciting News from Chatbot Arena!

<a href="/GoogleDeepMind/">Google DeepMind</a>'s new Gemini 1.5 Pro (Experimental 0801) has been tested in Arena for the past week, gathering over 12K community votes.

For the first time, Google Gemini has claimed the #1 spot, surpassing GPT-4o/Claude-3.5 with an impressive