Violet Peng

823 posts

Violet Peng

Violet Peng

@VioletNPeng

Associated Professor@UCLA-CS. Research NLP, AI creativity, controllable generation, model evaluation, computational journalism, event. (she/her/hers)

Los Angeles, CA Katılım Ağustos 2012
534 Takip Edilen7.4K Takipçiler
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Prof. Anima Anandkumar
Prof. Anima Anandkumar@AnimaAnandkumar·
We’re excited to release TorchLean which is the first fully verified neural network framework in Lean. The Lean community has largely focused on pure mathematics. TorchLean expands this frontier toward verified neural network software and scientific computing. With the recent release of CSlib, we see this as another step toward a fully verified ML stack. We support features: 1. Executable IEEE-754 floating-point semantics (and extensible alternative FP models) verified tensor abstractions with precise shape/indexing semantics 2. Formally verified autograd system for differentiation of NN programs Proof-checked certification / verification algorithms like CROWN (robustness, bounds, etc.) 3. PyTorch-inspired modeling API with eager-style development + export/lowering to a shared IR for execution and verification Project page: leandojo.org/torchlean.html Paper: [2602.22631] TorchLean: Formalizing Neural Networks in Lean Work done @Robertljg, Jennifer Cruden, Xiangru Zhong, @huan_zhang12 and @AnimaAnandkumar. #MachineLearning #ScientificComputing #Lean
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Alex Spangher @ Neurips2025
Alex Spangher @ Neurips2025@AlexanderSpangh·
Neurips 2025 was such a blast! We snuck a grand piano into the CreativeAI Track to demo Aria, our pretrained chat-style music model:
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Mohsen Fayyaz
Mohsen Fayyaz@mohsen_fayyaz·
📸 Fantastic experience with @uclanlp at @NeurIPSConf 2025. An inspiring week of ideas and new connections.
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Siva Reddy
Siva Reddy@sivareddyg·
Honored to receive the Computer Science Canada Outstanding Early Career Researcher award 🏅. It is a recognition of the work carried out by my students for their courage to push fundamental ideas in natural language processing even in the era of LLMs. Thanks to my mentors and nominators for making time in their incredibly busy schedule. And thanks to my colleagues at Mila, McGill and ServiceNow for fostering an intellectually stimulating environment and providing resources to succeed!
Mila - Institut québécois d'IA@Mila_Quebec

Congratulations to Siva Reddy (@sivareddyg), Core Academic Member at Mila, who has received the prestigious Outstanding Early Career Computer Science Researcher Award from @CSCan_InfoCan , the leading organization for the computer science community in Canada. mila.quebec/en/news/siva-r…

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Jia-Chen Gu
Jia-Chen Gu@Jiachen_Gu·
Extremely honored to be nominated for the @UCLA Chancellor’s Award for Postdoctoral Research! Deeply grateful to @VioletNPeng and @kaiwei_chang for the nomination, and to my friends at @UCLANLP for their support! I’m on the academic market now. Reach out if I might be a good fit!
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Haoyi Qiu
Haoyi Qiu@HaoyiQiu·
🎉 Excited to share that our 𝗠𝘂𝗹𝘁𝗶𝗺𝗼𝗱𝗮𝗹 𝗖𝘂𝗹𝘁𝘂𝗿𝗮𝗹 𝗦𝗮𝗳𝗲𝘁𝘆 paper is accepted at TMLR 2025! Grateful to all collaborators — this continues our series of projects on 𝗰𝘂𝗹𝘁𝘂𝗿𝗮𝗹 𝘀𝗲𝗻𝘀𝗶𝘁𝗶𝘃𝗶𝘁𝘆 𝗮𝗻𝗱 𝘀𝗮𝗳𝗲𝘁𝘆: 1️⃣ SafeWorld: Geo-Diverse Safety Alignment (NeurIPS 2024) 2️⃣ Evaluating Cultural & Social Awareness of LLM Web Agents (NAACL 2025) 3️⃣ Multimodal Cultural Safety (TMLR 2025) Looking forward to pushing this line of work further 🌏✨
Haoyi Qiu@HaoyiQiu

🌏How culturally safe are large vision-language models? 👉LVLMs often miss the mark. We introduce CROSS, a benchmark of 1,284 image-query pairs across 16 countries & 14 languages, revealing how LVLMs violate cultural norms in context. ⚖️ Evaluation via CROSS-EVAL 🧨 Safety fine-tuning & DPO for alignment 📄 Paper: arxiv.org/pdf/2505.14972 🔗 Data & Code: github.com/haoyiq114/CROSS

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Violet Peng
Violet Peng@VioletNPeng·
@AlbertBoyangLi It’s the same QR code as the social event photo booth — we should’ve advertised it better!
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Boyang "Albert" Li
Boyang "Albert" Li@AlbertBoyangLi·
@VioletNPeng Those photos look amazing! Could you share the link to them, though? I can't seem to find them. I looked on the conference website, the official twitter account, Underline, and Whova. Found nothing.
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Violet Peng
Violet Peng@VioletNPeng·
It’s a wrap! I hope y’all enjoyed #EMNLP25 as much as I did! Big shoutout to the photography team! All my photos in this post are taking from their websites. To all attendees: you should check out if you haven’t already!!
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Hua Shen✨
Hua Shen✨@huashen218·
Truly honored and grateful to receive this inspiring #OutstandingPaperAward at #EMNLP2025! 🏆 Heartfelt thanks to dear @tanmit and Nick for such an enjoyable and wonderful collaboration💗. Huge thanks to our amazing general chair @dirk_hovy, program chairs @VioletNPeng, Carolyn Rose, @c_christodoulop, @Tanmoy_Chak, and all SACs, ACs, organizers & volunteers💗. Also deeply thankful to everyone I met and learned from at #EMNLP — you all made #EMNLP2025 in beautiful Suzhou unforgettable!!🌸 @nyuniversity @UW @nyushanghai @uwischool @nyutandon @uwcse
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Hua Shen✨@huashen218

🧐Are values in LLMs aligned with humans? 1️⃣ And if they are — do LLMs stay honest to those values, or sometimes say one thing but act another? 2️⃣ ✨ We explore these questions in two papers presented at #EMNLP2025: 1️⃣ ValueCompass: hua-shen.org/assets/files/a… (WiNLP Workshop) 2️⃣ Mind the Value–Action Gap: arxiv.org/pdf/2501.15463 (Main Track) 🔍 Dataset & Code: github.com/huashen218/val… 🌱 I’m also #Hiring multiple PhD students for Fall 2026 @ NYU Courant Computer Science! If you’re passionate about #Human_AI_Alignment, #Value_Alignment, or broad #AI + #Human (society) research, let’s connect at EMNLP2025, NeurIPS2025, or over Zoom! 🎓 NYU CS PhD Apply (NYU Shanghai Track): cs.nyu.edu/dynamic/phd/ad… 💜 This year I’m also co-organizing the #EMNLP2025 WiNLP Workshop and supporting the amazing #Tutorial on Spoken Conversational Agents with LLMs (a short 15min talk)! Come say hi 👋 — I’d love to chat and connect with old and new friends at #EMNLP2025! 🔗 WiNLP Workshop: winlp-workshop.github.io 🔗Tutorial on Spoken Conversational Agents: aclanthology.org/2025.emnlp-tut… 💗Huge thanks to my wonderful paper collaborators — @tanmit,@YunHuang_HCI,@tknearem,@reshmigh,Nicholas Clark,Yu-Ju Yang — and my inspiring workshop/tutorial collaborators @huckiyang, Andreas Stolcke,@TYSSSantosh2,@therealthapa,@MeryemMhamdi1,Chen Zhang, Peerat Limkonchotiwat, Wiem Ben Rim.... 🤗Truly grateful and enjoyable to work with you all! 💫 #HumanAIAlignment #PhDOpening #NYU #NYUShanghai #ValueAlignment #HAI

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Violet Peng
Violet Peng@VioletNPeng·
Excited to kick start #EMNLP25 with my awesome co-chairs @c_christodoulop Carolyn Rose, @Tanmoy_Chak in Suzhou for the 30th anniversary! Especially happy to have hosted one of my favorite researchers @hengjinlp on a super inspiring keynote talk with a full house!
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uclanlp@uclanlp

@VioletNPeng served as the Program Co-Chair for #EMNLP25, one of the largest NLP conferences, which received over 8,000 submissions and drew 6,000 participants.

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Yunzhi Yao
Yunzhi Yao@yyzTodd·
I've just arrived in Suzhou 🇨🇳 and will be here until Nov 9! #EMNLP #LLMs Third EMNLP for me and Excited to chat about LLMs, interpretability, and agents 🤖 I'll be presenting: 🧩 CaKE: Circuit-aware Editing Enables Generalizable Knowledge Learners 🕑 Fri 2 PM | Hall C | Session 15 🔗 arxiv.org/abs/2503.16356 🤝 Exploring Model Kinship for Merging Large Language Models 🕧 Fri 12:30 PM | Hall C | Session 8 🔗 arxiv.org/abs/2410.12613 Let's connect!
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thamar |
thamar |@thamar_solorio·
Great keynote by the wonderful @hengjinlp! Now I feel like I need to move into NLP+Science. I'm sure that we will see much more work in this direction thanks to her powerful advocating and her impactful work. @emnlpmeeting #EMNLP2025
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Haoyi Qiu
Haoyi Qiu@HaoyiQiu·
🤖💬AI agents can be easily persuaded (like Anthropic’s Claudius often giving discounts). 🤔Previous study on persuasion has been exclusively on text-only modality. We wonder: are AI agents more susceptible when presented with multimodal content? Introducing MMPersuade, a comprehensive multimodal benchmark that assesses AI agents’ susceptibility to established persuasion principles, covering commercial, subjective and behavioral, and adversarial contexts.
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uclanlp
uclanlp@uclanlp·
We’ve been running the UCLA NLP Seminar for a while now and realized it’s a waste not to share these amazing talks more broadly. So here’s our YouTube channel now! 🎥 Watch and subscribe to our channel for past and upcoming sessions: 👉 @uclanlp-plus" target="_blank" rel="nofollow noopener">youtube.com/@uclanlp-plus #AI #UCLANLP
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Rada Mihalcea
Rada Mihalcea@radamihalcea·
🥳 If you’re interested in humor generation, or just want to help make the world a funnier place, check out this upcoming challenge at SemEval 2026! You can participate in a text-based humor generation task, an image captioning task, or both. Details on data, timeline & more are below ⬇️
Grupo PLN UdelaR@PLN_UdelaR

¡Bienvenid@s a MWAHAHA!, la tarea de SemEval 2026, primera dedicada a avanzar el estado del arte de la generación computacional de humor. Invitamos a los participantes a desarrollar sistemas capaces de generar contenido genuinamente humorístico bajo diversas restricciones.

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Yuandong Tian
Yuandong Tian@tydsh·
Several of my team members + myself are impacted by this layoff today. Welcome to connect :)
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