Search Results for author: Katherine Liu

Found 10 papers, 3 papers with code

$SE(3)$ Equivariant Ray Embeddings for Implicit Multi-View Depth Estimation

no code implementations11 Nov 2024 Yinshuang Xu, Dian Chen, Katherine Liu, Sergey Zakharov, Rares Ambrus, Kostas Daniilidis, Vitor Guizilini

Incorporating inductive bias by embedding geometric entities (such as rays) as input has proven successful in multi-view learning.

Data Augmentation Decoder +4

View-Invariant Policy Learning via Zero-Shot Novel View Synthesis

no code implementations5 Sep 2024 Stephen Tian, Blake Wulfe, Kyle Sargent, Katherine Liu, Sergey Zakharov, Vitor Guizilini, Jiajun Wu

For practical application to diverse robotic data, these models must operate zero-shot, performing view synthesis on unseen tasks and environments.

Data Augmentation Novel View Synthesis

ReFiNe: Recursive Field Networks for Cross-modal Multi-scene Representation

no code implementations6 Jun 2024 Sergey Zakharov, Katherine Liu, Adrien Gaidon, Rares Ambrus

The common trade-offs of state-of-the-art methods for multi-shape representation (a single model "packing" multiple objects) involve trading modeling accuracy against memory and storage.

Zero-Shot Multi-Object Scene Completion

no code implementations21 Mar 2024 Shun Iwase, Katherine Liu, Vitor Guizilini, Adrien Gaidon, Kris Kitani, Rares Ambrus, Sergey Zakharov

We present a 3D scene completion method that recovers the complete geometry of multiple unseen objects in complex scenes from a single RGB-D image.

Object

NeO 360: Neural Fields for Sparse View Synthesis of Outdoor Scenes

2 code implementations ICCV 2023 Muhammad Zubair Irshad, Sergey Zakharov, Katherine Liu, Vitor Guizilini, Thomas Kollar, Adrien Gaidon, Zsolt Kira, Rares Ambrus

NeO 360's representation allows us to learn from a large collection of unbounded 3D scenes while offering generalizability to new views and novel scenes from as few as a single image during inference.

Generalizable Novel View Synthesis Novel View Synthesis

ROAD: Learning an Implicit Recursive Octree Auto-Decoder to Efficiently Encode 3D Shapes

no code implementations12 Dec 2022 Sergey Zakharov, Rares Ambrus, Katherine Liu, Adrien Gaidon

Compact and accurate representations of 3D shapes are central to many perception and robotics tasks.

Decoder

Online Descriptor Enhancement via Self-Labelling Triplets for Visual Data Association

no code implementations6 Nov 2020 Yorai Shaoul, Katherine Liu, Kyel Ok, Nicholas Roy

We show that self-labelling challenging triplets--choosing positive examples separated by large temporal distances and negative examples close in the descriptor space--improves the quality of the learned descriptors for the multi-object tracking task.

Image Classification Multi-Object Tracking +2

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