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Yen-Yu Chang

6 accepted papers

2026

DiffusionHarmonizer: Bridging Neural Reconstruction and Photorealistic Simulation with Online Diffusion Enhancer

CVPR 2026

Simulation is essential to the development and evaluation of autonomous robots such as self-driving vehicles. Neural reconstruction is emerging as a promising solution as it enables simulating a wide variety of scenarios from real-world data alone in an automated and scalable way. However, while met

Cited by 0SourcecodeScholar
2023

Tracking Everything Everywhere All at Once

ICCV 2023oral

We present a new test-time optimization method for estimating dense and long-range motion from a video sequence. Prior optical flow or particle video tracking algorithms typically operate within limited temporal windows, struggling to track through occlusions and maintain global consistency of estim…

Cited by 170PDFcodeScholar
2022

ObjectFolder 2.0: A Multisensory Object Dataset for Sim2Real Transfer

CVPR 2022poster

Objects play a crucial role in our everyday activities. Though multisensory object-centric learning has shown great potential lately, the modeling of objects in prior work is rather unrealistic. ObjectFolder 1.0 is a recent dataset that introduces 100 virtualized objects with visual, auditory, and t…

Cited by 75PDFcodeScholar
2022

Point2Cyl: Reverse Engineering 3D Objects From Point Clouds to Extrusion Cylinders

CVPR 2022poster

We propose Point2Cyl, a supervised network transforming a raw 3D point cloud to a set of extrusion cylinders. Reverse engineering from a raw geometry to a CAD model is an essential task to enable manipulation of the 3D data in shape editing software and thus expand their usages in many downstream ap…

Cited by 64PDFScholar
2021

Inductive Representation Learning in Temporal Networks via Causal Anonymous Walks

ICLR 2021poster

Temporal networks serve as abstractions of many real-world dynamic systems. These networks typically evolve according to certain laws, such as the law of triadic closure, which is universal in social networks. Inductive representation learning of temporal networks should be able to capture such laws…

Cited by 327SourcePDFScholar
2021

ObjectFolder: A Dataset of Objects with Implicit Visual, Auditory, and Tactile Representations

CoRL 2021poster

Multisensory object-centric perception, reasoning, and interaction have been a key research topic in recent years. However, the progress in these directions is limited by the small set of objects available---synthetic objects are not realistic enough and are mostly centered around geometry, while re…

Cited by 87SourceScholar