Mehar Bhatia

@meharbhatia.bsky.social

PhD Student at MILA/McGill University with Prof. Siva Reddy and Prof. Vered Shwartz. Previously UBC-CS. Studying societal impacts of AI, alignment and safety. Based in Montreal🇨🇦

🚨New Paper!🚨 How do reasoning LLMs handle inferences that have no deterministic answer? We find that they diverge from humans in some significant ways, and fail to reflect human uncertainty… 🧵(1/10)

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A blizzard is raging through Montreal when your friend says “Looks like Florida out there!” Humans easily interpret irony, while LLMs struggle with it. We propose a 𝘳𝘩𝘦𝘵𝘰𝘳𝘪𝘤𝘢𝘭-𝘴𝘵𝘳𝘢𝘵𝘦𝘨𝘺-𝘢𝘸𝘢𝘳𝘦 probabilistic framework as a solution. Paper: arxiv.org/abs/2506.09301 to appear @ #ACL2025 (Main)

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🔔 Reminder & Call for #VLMs4All @ #CVPR2025! Help shape the future of culturally aware & geo-diverse VLMs: ⚔️ Challenges: Deadline: Apr 15 🔗https://sites.google.com/view/vlms4all/challenges 📄 Papers (4pg): Deadline: Apr 22 🔗https://sites.google.com/view/vlms4all/call-for-papers Join us!

MAPS - CVPR 2026 Workshop@mapscvpr.bsky.social · 2y ago

📢Excited to announce our upcoming workshop - Vision Language Models For All: Building Geo-Diverse and Culturally Aware Vision-Language Models (VLMs-4-All) @CVPR 2025! 🌐 sites.google.com/view/vlms4all

🚀 Diversity in AI matters! Excited to be part of the VLMs-4-All @CVPR 2025 Workshop, where we push for geo-diverse & culturally aware Vision-Language Models! Submit your papers now, join the challenges & engage in vital discussions. 🌍🔥 #CVPR2025 #VLMs4All2025

MAPS - CVPR 2026 Workshop@mapscvpr.bsky.social · 2y ago

📢Excited to announce our upcoming workshop - Vision Language Models For All: Building Geo-Diverse and Culturally Aware Vision-Language Models (VLMs-4-All) @CVPR 2025! 🌐 sites.google.com/view/vlms4all

Instruction-following retrievers can efficiently and accurately search for harmful and sensitive information on the internet! 🌐💣 Retrievers need to be aligned too! 🚨🚨🚨 Work done with the wonderful Nick and @sivareddyg.bsky.social 🔗 mcgill-nlp.github.io/malicious-ir/ Thread: 🧵👇

Exploiting Instruction-Following Retrievers for Malicious Information Retrieval

Parishad BehnamGhader, Nicholas Meade, Siva Reddy

mcgill-nlp.github.io