3 papers
cs.CR2026
Semantic-level Backdoor Attack against Text-to-Image Diffusion Models
Tianxin Chen, Wenbo Jiang, Hongqiao Chen +2
Text-to-image (T2I) diffusion models are widely adopted for their strong generative capabilities, yet remain vulnerable to backdoor attacks. Existing attacks typically rely on fixe…
cs.CV2026
Linear Mechanisms for Spatiotemporal Reasoning in Vision Language Models
Raphi Kang, Hongqiao Chen, Georgia Gkioxari +1
Spatio-temporal reasoning is a remarkable capability of Vision Language Models (VLMs), but the underlying mechanisms of such abilities remain largely opaque. We postulate that visu…
cs.CV2025
Feedforward 3D Editing via Text-Steerable Image-to-3D
Ziqi Ma, Hongqiao Chen, Yisong Yue +1
Recent progress in image-to-3D has opened up immense possibilities for design, AR/VR, and robotics. However, to use AI-generated 3D assets in real applications, a critical requirem…