Search Results for author: Michaël Gharbi

Found 17 papers, 7 papers with code

Lazy Diffusion Transformer for Interactive Image Editing

no code implementations18 Apr 2024 Yotam Nitzan, Zongze Wu, Richard Zhang, Eli Shechtman, Daniel Cohen-Or, Taesung Park, Michaël Gharbi

We demonstrate that our approach is competitive with state-of-the-art inpainting methods in terms of quality and fidelity while providing a 10x speedup for typical user interactions, where the editing mask represents 10% of the image.

Learning Subject-Aware Cropping by Outpainting Professional Photos

no code implementations19 Dec 2023 James Hong, Lu Yuan, Michaël Gharbi, Matthew Fisher, Kayvon Fatahalian

How to frame (or crop) a photo often depends on the image subject and its context; e. g., a human portrait.

Image Cropping

One-step Diffusion with Distribution Matching Distillation

no code implementations30 Nov 2023 Tianwei Yin, Michaël Gharbi, Richard Zhang, Eli Shechtman, Fredo Durand, William T. Freeman, Taesung Park

We introduce Distribution Matching Distillation (DMD), a procedure to transform a diffusion model into a one-step image generator with minimal impact on image quality.

Materialistic: Selecting Similar Materials in Images

no code implementations22 May 2023 Prafull Sharma, Julien Philip, Michaël Gharbi, William T. Freeman, Fredo Durand, Valentin Deschaintre

We present a method capable of selecting the regions of a photograph exhibiting the same material as an artist-chosen area.

Retrieval Semantic Segmentation

Semi-supervised Parametric Real-world Image Harmonization

no code implementations CVPR 2023 Ke Wang, Michaël Gharbi, He Zhang, Zhihao Xia, Eli Shechtman

Learning-based image harmonization techniques are usually trained to undo synthetic random global transformations applied to a masked foreground in a single ground truth photo.

Image Harmonization

Self-Supervised Burst Super-Resolution

no code implementations ICCV 2023 Goutam Bhat, Michaël Gharbi, Jiawen Chen, Luc van Gool, Zhihao Xia

Extensive experiments on real and synthetic data show that, despite only using noisy bursts during training, models trained with our self-supervised strategy match, and sometimes surpass, the quality of fully-supervised baselines trained with synthetic data or weakly-paired ground-truth.

Super-Resolution

Spotting Temporally Precise, Fine-Grained Events in Video

2 code implementations20 Jul 2022 James Hong, Haotian Zhang, Michaël Gharbi, Matthew Fisher, Kayvon Fatahalian

We introduce the task of spotting temporally precise, fine-grained events in video (detecting the precise moment in time events occur).

Action Detection Action Spotting +2

Differentiable Rendering of Neural SDFs through Reparameterization

no code implementations10 Jun 2022 Sai Praveen Bangaru, Michaël Gharbi, Tzu-Mao Li, Fujun Luan, Kalyan Sunkavalli, Miloš Hašan, Sai Bi, Zexiang Xu, Gilbert Bernstein, Frédo Durand

Our method leverages the distance to surface encoded in an SDF and uses quadrature on sphere tracer points to compute this warping function.

Inverse Rendering

Free-viewpoint Indoor Neural Relighting from Multi-view Stereo

no code implementations24 Jun 2021 Julien Philip, Sébastien Morgenthaler, Michaël Gharbi, George Drettakis

We design a convolutional network around input feature maps that facilitate learning of an implicit representation of scene materials and illumination, enabling both relighting and free-viewpoint navigation.

Modulated Periodic Activations for Generalizable Local Functional Representations

2 code implementations ICCV 2021 Ishit Mehta, Michaël Gharbi, Connelly Barnes, Eli Shechtman, Ravi Ramamoorthi, Manmohan Chandraker

Our approach produces generalizable functional representations of images, videos and shapes, and achieves higher reconstruction quality than prior works that are optimized for a single signal.

Deep Denoising of Flash and No-Flash Pairs for Photography in Low-Light Environments

no code implementations CVPR 2021 Zhihao Xia, Michaël Gharbi, Federico Perazzi, Kalyan Sunkavalli, Ayan Chakrabarti

We introduce a neural network-based method to denoise pairs of images taken in quick succession, with and without a flash, in low-light environments.

Denoising

Differentiable Vector Graphics Rasterization for Editing and Learning

1 code implementation ACM Transactions on Graphics 2020 Tzu-Mao Li, Michal Lukáč, Michaël Gharbi, Jonathan Ragan-Kelley

We introduce a differentiable rasterizer that bridges the vector graphics and raster image domains, enabling powerful raster-based loss functions, optimization procedures, and machine learning techniques to edit and generate vector content.

Vector Graphics

Deep Bilateral Learning for Real-Time Image Enhancement

2 code implementations10 Jul 2017 Michaël Gharbi, Jiawen Chen, Jonathan T. Barron, Samuel W. Hasinoff, Frédo Durand

For this, we introduce a new neural network architecture inspired by bilateral grid processing and local affine color transforms.

Image Enhancement Image Retouching

Convolutional Neural Network for Earthquake Detection and Location

4 code implementations7 Feb 2017 Thibaut Perol, Michaël Gharbi, Marine Denolle

The recent evolution of induced seismicity in Central United States calls for exhaustive catalogs to improve seismic hazard assessment.

Geophysics

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