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Richard Liu

5 accepted papers

2025

WIR3D: Visually-Informed and Geometry-Aware 3D Shape Abstraction

ICCV 2025poster

In this work we present WIR3D, a technique for abstracting 3D shapes through a sparse set of visually meaningful curves in 3D. We optimize the parameters of Bezier curves such that they faithfully represent both the geometry and salient visual features (e.g. texture) of the shape from arbitrary view…

Cited by 0SourcePDFScholar
2024

HyperFields: Towards Zero-Shot Generation of NeRFs from Text

ICML 2024poster

We introduce HyperFields, a method for generating text-conditioned Neural Radiance Fields (NeRFs) with a single forward pass and (optionally) some fine-tuning. Key to our approach are: (i) a dynamic hypernetwork, which learns a smooth mapping from text token embeddings to the space of NeRFs; (ii) Ne…

Cited by 10SourcePDFScholar
2023

DA Wand: Distortion-Aware Selection Using Neural Mesh Parameterization

CVPR 2023poster

We present a neural technique for learning to select a local sub-region around a point which can be used for mesh parameterization. The motivation for our framework is driven by interactive workflows used for decaling, texturing, or painting on surfaces. Our key idea to to learn a local parameteriza…

2022

Text2Mesh: Text-Driven Neural Stylization for Meshes

CVPR 2022oral

In this work, we develop intuitive controls for editing the style of 3D objects. Our framework, Text2Mesh, stylizes a 3D mesh by predicting color and local geometric details which conform to a target text prompt. We consider a disentangled representation of a 3D object using a fixed mesh input (cont…

Cited by 386PDFcodeScholar