Search Results for author: Gonzalo Ferrer

Found 14 papers, 6 papers with code

Shi-NeSS: Detecting Good and Stable Keypoints with a Neural Stability Score

1 code implementation3 Jul 2023 Konstantin Pakulev, Alexander Vakhitov, Gonzalo Ferrer

Learning a feature point detector presents a challenge both due to the ambiguity of the definition of a keypoint and correspondingly the need for a specially prepared ground truth labels for such points.

EVOLIN Benchmark: Evaluation of Line Detection and Association

1 code implementation9 Mar 2023 Kirill Ivanov, Gonzalo Ferrer, Anastasiia Kornilova

There is missing a complete benchmark where one can evaluate lines from a sequential stream of images in all its stages: Line detection, Line Association and Pose error.

Line Detection

Dominating Set Database Selection for Visual Place Recognition

no code implementations9 Mar 2023 Anastasiia Kornilova, Ivan Moskalenko, Timofei Pushkin, Fakhriddin Tojiboev, Rahim Tariverdizadeh, Gonzalo Ferrer

The paper also presents a fully automated pipeline for VPR database creation from RGBD scanning sequences, as well as a set of metrics for VPR database evaluation.

Visual Place Recognition

DDPEN: Trajectory Optimisation With Sub Goal Generation Model

no code implementations18 Jan 2023 Aleksander Gamayunov, Aleksey Postnikov, Gonzalo Ferrer

Differential dynamic programming (DDP) is a widely used and powerful trajectory optimization technique, however, due to its internal structure, it is not exempt from local minima.

NeSS-ST: Detecting Good and Stable Keypoints with a Neural Stability Score and the Shi-Tomasi detector

1 code implementation ICCV 2023 Konstantin Pakulev, Alexander Vakhitov, Gonzalo Ferrer

Learning a feature point detector presents a challenge both due to the ambiguity of the definition of a keypoint and, correspondingly, the need for specially prepared ground truth labels for such points.

T4DT: Tensorizing Time for Learning Temporal 3D Visual Data

2 code implementations2 Aug 2022 Mikhail Usvyatsov, Rafael Ballester-Rippoll, Lina Bashaeva, Konrad Schindler, Gonzalo Ferrer, Ivan Oseledets

We show that low-rank tensor compression is extremely compact to store and query time-varying signed distance functions.

Conditioned Human Trajectory Prediction using Iterative Attention Blocks

no code implementations29 Jun 2022 Aleksey Postnikov, Aleksander Gamayunov, Gonzalo Ferrer

Human motion prediction is key to understand social environments, with direct applications in robotics, surveillance, etc.

Human motion prediction motion prediction +1

SmartDepthSync: Open Source Synchronized Video Recording System of Smartphone RGB and Depth Camera Range Image Frames with Sub-millisecond Precision

2 code implementations5 Nov 2021 Marsel Faizullin, Anastasiia Kornilova, Azat Akhmetyanov, Konstantin Pakulev, Andrey Sadkov, Gonzalo Ferrer

In this paper, we propose a hardware-software recording system that presents a heterogeneous structure and contains a smartphone and an external depth camera for recording visual, depth, and inertial data that are mutually synchronized.

Sub-millisecond Video Synchronization of Multiple Android Smartphones

no code implementations2 Jul 2021 Azat Akhmetyanov, Anastasiia Kornilova, Marsel Faizullin, David Pozo, Gonzalo Ferrer

This paper addresses the problem of building an affordable easy-to-setup synchronized multi-view camera system, which is in demand for many Computer Vision and Robotics applications in high-dynamic environments.

Video Synchronization

Relightable 3D Head Portraits from a Smartphone Video

no code implementations17 Dec 2020 Artem Sevastopolsky, Savva Ignatiev, Gonzalo Ferrer, Evgeny Burnaev, Victor Lempitsky

The model is fitted to the sequence of frames with human face-specific priors that enforce the plausibility of albedo-lighting decomposition and operates at the interactive frame rate.

Denoising

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