Search Results for author: Orazio Gallo

Found 23 papers, 13 papers with code

FoVA-Depth: Field-of-View Agnostic Depth Estimation for Cross-Dataset Generalization

no code implementations24 Jan 2024 Daniel Lichy, Hang Su, Abhishek Badki, Jan Kautz, Orazio Gallo

Unfortunately, most of the GT data is for pinhole cameras, making it impossible to properly train depth estimation models for large-FoV cameras.

Stereo Depth Estimation

Zero-shot Pose Transfer for Unrigged Stylized 3D Characters

1 code implementation CVPR 2023 Jiashun Wang, Xueting Li, Sifei Liu, Shalini De Mello, Orazio Gallo, Xiaolong Wang, Jan Kautz

We present a zero-shot approach that requires only the widely available deformed non-stylized avatars in training, and deforms stylized characters of significantly different shapes at inference.

Pose Transfer

Avatar Fingerprinting for Authorized Use of Synthetic Talking-Head Videos

no code implementations5 May 2023 Ekta Prashnani, Koki Nagano, Shalini De Mello, David Luebke, Orazio Gallo

This allows us to link the synthetic video to the identity driving the expressions in the video, regardless of the facial appearance shown.

Watch It Move: Unsupervised Discovery of 3D Joints for Re-Posing of Articulated Objects

1 code implementation CVPR 2022 Atsuhiro Noguchi, Umar Iqbal, Jonathan Tremblay, Tatsuya Harada, Orazio Gallo

Rendering articulated objects while controlling their poses is critical to applications such as virtual reality or animation for movies.

Object

Neural Trajectory Fields for Dynamic Novel View Synthesis

no code implementations12 May 2021 Chaoyang Wang, Ben Eckart, Simon Lucey, Orazio Gallo

Recent approaches to render photorealistic views from a limited set of photographs have pushed the boundaries of our interactions with pictures of static scenes.

Novel View Synthesis

Noise-Aware Video Saliency Prediction

1 code implementation16 Apr 2021 Ekta Prashnani, Orazio Gallo, Joohwan Kim, Josef Spjut, Pradeep Sen, Iuri Frosio

We note that the accuracy of the maps reconstructed from the gaze data of a fixed number of observers varies with the frame, as it depends on the content of the scene.

Saliency Prediction Video Saliency Prediction

Binary TTC: A Temporal Geofence for Autonomous Navigation

1 code implementation CVPR 2021 Abhishek Badki, Orazio Gallo, Jan Kautz, Pradeep Sen

Time-to-contact (TTC), the time for an object to collide with the observer's plane, is a powerful tool for path planning: it is potentially more informative than the depth, velocity, and acceleration of objects in the scene -- even for humans.

Autonomous Navigation Quantization

Generative View Synthesis: From Single-view Semantics to Novel-view Images

1 code implementation NeurIPS 2020 Tewodros Habtegebrial, Varun Jampani, Orazio Gallo, Didier Stricker

We propose to push the envelope further, and introduce Generative View Synthesis (GVS), which can synthesize multiple photorealistic views of a scene given a single semantic map.

Image Generation Translation

Bi3D: Stereo Depth Estimation via Binary Classifications

1 code implementation CVPR 2020 Abhishek Badki, Alejandro Troccoli, Kihwan Kim, Jan Kautz, Pradeep Sen, Orazio Gallo

Given a strict time budget, Bi3D can detect objects closer than a given distance in as little as a few milliseconds, or estimate depth with arbitrarily coarse quantization, with complexity linear with the number of quantization levels.

Autonomous Navigation Quantization +1

Novel View Synthesis of Dynamic Scenes with Globally Coherent Depths from a Monocular Camera

no code implementations CVPR 2020 Jae Shin Yoon, Kihwan Kim, Orazio Gallo, Hyun Soo Park, Jan Kautz

Our insight is that although its scale and quality are inconsistent with other views, the depth estimation from a single view can be used to reason about the globally coherent geometry of dynamic contents.

Depth Estimation Novel View Synthesis

Meshlet Priors for 3D Mesh Reconstruction

1 code implementation CVPR 2020 Abhishek Badki, Orazio Gallo, Jan Kautz, Pradeep Sen

Meshlets act as a dictionary of local features and thus allow to use learned priors to reconstruct object meshes in any pose and from unseen classes, even when the noise is large and the samples sparse.

Object

Video Stitching for Linear Camera Arrays

no code implementations31 Jul 2019 Wei-Sheng Lai, Orazio Gallo, Jinwei Gu, Deqing Sun, Ming-Hsuan Yang, Jan Kautz

Despite the long history of image and video stitching research, existing academic and commercial solutions still produce strong artifacts.

Autonomous Driving Spatial Interpolation

Pixel-Adaptive Convolutional Neural Networks

2 code implementations CVPR 2019 Hang Su, Varun Jampani, Deqing Sun, Orazio Gallo, Erik Learned-Miller, Jan Kautz

In addition, we also demonstrate that PAC can be used as a drop-in replacement for convolution layers in pre-trained networks, resulting in consistent performance improvements.

Extreme View Synthesis

1 code implementation ICCV 2019 Inchang Choi, Orazio Gallo, Alejandro Troccoli, Min H. Kim, Jan Kautz

We present Extreme View Synthesis, a solution for novel view extrapolation that works even when the number of input images is small--as few as two.

A Fusion Approach for Multi-Frame Optical Flow Estimation

2 code implementations23 Oct 2018 Zhile Ren, Orazio Gallo, Deqing Sun, Ming-Hsuan Yang, Erik B. Sudderth, Jan Kautz

To date, top-performing optical flow estimation methods only take pairs of consecutive frames into account.

Optical Flow Estimation

Tackling 3D ToF Artifacts Through Learning and the FLAT Dataset

no code implementations ECCV 2018 Qi Guo, Iuri Frosio, Orazio Gallo, Todd Zickler, Jan Kautz

Scene motion, multiple reflections, and sensor noise introduce artifacts in the depth reconstruction performed by time-of-flight cameras.

Separating Reflection and Transmission Images in the Wild

no code implementations ECCV 2018 Patrick Wieschollek, Orazio Gallo, Jinwei Gu, Jan Kautz

The reflections caused by common semi-reflectors, such as glass windows, can impact the performance of computer vision algorithms.

Synthetic Data Generation

Loss Functions for Neural Networks for Image Processing

2 code implementations28 Nov 2015 Hang Zhao, Orazio Gallo, Iuri Frosio, Jan Kautz

Neural networks are becoming central in several areas of computer vision and image processing and different architectures have been proposed to solve specific problems.

Image Restoration

HDR Deghosting: How to Deal with Saturation?

1 code implementation CVPR 2013 Jun Hu, Orazio Gallo, Kari Pulli, Xiaobai Sun

We present a novel method for aligning images in an HDR (high-dynamic-range) image stack to produce a new exposure stack where all the images are aligned and appear as if they were taken simultaneously, even in the case of highly dynamic scenes.

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