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Dawen Cai

6 accepted papers

2026

ReflFlow: Learning Geometry-Guided Ray Tracing for Dynamic Specular Reconstruction

ICML 2026poster

We present ReflFlow, a novel framework for high-fidelity rendering of dynamic specular scenes by addressing two key challenges: precise reflection direction estimation and physically accurate modeling. To achieve this, we propose a Residual Material-Augmented 2D Gaussian Splatting representation tha…

Cited by 0SourceScholar
2025

MaskSAM: Auto-prompt SAM with Mask Classification for Volumetric Medical Image Segmentation

ICCV 2025poster

The Segment Anything Model (SAM), a prompt-driven foundation model for natural image segmentation, has demonstrated impressive zero-shot performance. However, SAM is not directly applicable to medical image segmentation due to its inability to predict semantic labels, reliance on additional prompts,…

2017

Weakly Supervised Actor-Action Segmentation via Robust Multi-Task Ranking

CVPR 2017poster

Fine-grained activity understanding in videos has attracted considerable recent attention with a shift from action classification to detailed actor and action understanding that provides compelling results for perceptual needs of cutting-edge autonomous systems. However, current methods for detailed…

Cited by 55PDFScholar
2016

Automated scalable segmentation of neurons from multispectral images

NeurIPS 2016poster

Reconstruction of neuroanatomy is a fundamental problem in neuroscience. Stochastic expression of colors in individual cells is a promising tool, although its use in the nervous system has been limited due to various sources of variability in expression. Moreover, the intermingled anatomy of neurona…

Cited by 23SourcePDFScholar