Inbar Gat (@Gatinbar) profile picture
Joined October 2023
Photo by Inbar Gat (@Gatinbar)Photo by Inbar Gat (@Gatinbar)Photo by Inbar Gat (@Gatinbar)Photo by Inbar Gat (@Gatinbar)
Inbar Gat retweeted
Even today, with powerful image editing models, making fine-grained structural changes to 3D shapes remains a major challenge. In our new #SIGGRAPH2026 paper, Prox-E, we use primitive-based abstraction to leverage VLMs for precise, reasoning-based 3D editing! 👇
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1/7 When rewards conflict, what should RL post-training of diffusion models optimize? In visual generation, objectives are often in tension: Prompt adherence can conflict with source preservation. Photorealism can conflict with stylization. In our new paper, ParetoSlider, we introduce a multi-objective RL framework that trains a single diffusion model for continuous control over competing reward objectives 🧵
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3D editing has long relied on workarounds: per-asset optimization, 2D view propagation, or hacking frozen priors. The bitter lesson is the same one image editing already learned. Train a native model, end-to-end. Introducing ShapeUP, accepted to SIGGRAPH 2026 💫
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ShapeUP beats both trained and training-free baselines on unedited regions preservation and edit fidelity, across all edit types. More importantly, the formulation scales with data and compute.
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🔔Excited to announce that #AnyTop has been accepted to #SIGGRAPH2025!🥳 ✅ A diffusion model that generates motion for arbitrary skeletons ✅ Using only a skeletal structure as input ✅ Learns semantic correspondences across diverse skeletons 🌐 Project: anytop2025.github.io/Anytop-…
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