Search Results for author: Armen Avetisyan

Found 7 papers, 3 papers with code

ReplaceAnything3D:Text-Guided 3D Scene Editing with Compositional Neural Radiance Fields

no code implementations31 Jan 2024 Edward Bartrum, Thu Nguyen-Phuoc, Chris Xie, Zhengqin Li, Numair Khan, Armen Avetisyan, Douglas Lanman, Lei Xiao

We introduce ReplaceAnything3D model (RAM3D), a novel text-guided 3D scene editing method that enables the replacement of specific objects within a scene.

3D scene Editing Object

OrienterNet: Visual Localization in 2D Public Maps with Neural Matching

no code implementations CVPR 2023 Paul-Edouard Sarlin, Daniel DeTone, Tsun-Yi Yang, Armen Avetisyan, Julian Straub, Tomasz Malisiewicz, Samuel Rota Bulo, Richard Newcombe, Peter Kontschieder, Vasileios Balntas

We bridge this gap by introducing OrienterNet, the first deep neural network that can localize an image with sub-meter accuracy using the same 2D semantic maps that humans use.

Visual Localization

SceneCAD: Predicting Object Alignments and Layouts in RGB-D Scans

no code implementations ECCV 2020 Armen Avetisyan, Tatiana Khanova, Christopher Choy, Denver Dash, Angela Dai, Matthias Nießner

We present a novel approach to reconstructing lightweight, CAD-based representations of scanned 3D environments from commodity RGB-D sensors.

Object

RIO: 3D Object Instance Re-Localization in Changing Indoor Environments

1 code implementation ICCV 2019 Johanna Wald, Armen Avetisyan, Nassir Navab, Federico Tombari, Matthias Nießner

In this work, we introduce the task of 3D object instance re-localization (RIO): given one or multiple objects in an RGB-D scan, we want to estimate their corresponding 6DoF poses in another 3D scan of the same environment taken at a later point in time.

Object Scene Understanding

End-to-End CAD Model Retrieval and 9DoF Alignment in 3D Scans

1 code implementation ICCV 2019 Armen Avetisyan, Angela Dai, Matthias Nießner

We present a novel, end-to-end approach to align CAD models to an 3D scan of a scene, enabling transformation of a noisy, incomplete 3D scan to a compact, CAD reconstruction with clean, complete object geometry.

CAD Reconstruction Object +1

Scan2CAD: Learning CAD Model Alignment in RGB-D Scans

2 code implementations CVPR 2019 Armen Avetisyan, Manuel Dahnert, Angela Dai, Manolis Savva, Angel X. Chang, Matthias Nießner

For a 3D reconstruction of an indoor scene, our method takes as input a set of CAD models, and predicts a 9DoF pose that aligns each model to the underlying scan geometry.

3D Reconstruction

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