Search Results for author: Istvan Gyongy

Found 9 papers, 2 papers with code

Robust super-resolution depth imaging via a multi-feature fusion deep network

1 code implementation20 Nov 2020 Alice Ruget, Stephen McLaughlin, Robert K. Henderson, Istvan Gyongy, Abderrahim Halimi, Jonathan Leach

The network is designed for a SPAD camera operating in a dual-mode such that it captures alternate low resolution depth and high resolution intensity images at high frame rates, thus the system does not require any additional sensor to provide intensity images.

Autonomous Vehicles Image Denoising +1

High-speed object detection with a single-photon time-of-flight image sensor

no code implementations28 Jul 2021 Germán Mora-Martín, Alex Turpin, Alice Ruget, Abderrahim Halimi, Robert Henderson, Jonathan Leach, Istvan Gyongy

The results, obtained with exposure times down to 2 ms (equivalent to 500 FPS) and in signal-to-background (SBR) ratios as low as 0. 05, point to the advantages of providing the CNN with full histogram data rather than point clouds alone.

object-detection Object Detection

Real-time, low-cost multi-person 3D pose estimation

no code implementations11 Oct 2021 Alice Ruget, Max Tyler, Germán Mora Martín, Stirling Scholes, Feng Zhu, Istvan Gyongy, Brent Hearn, Steve McLaughlin, Abderrahim Halimi, Jonathan Leach

The process of tracking human anatomy in computer vision is referred to pose estimation, and it is used in fields ranging from gaming to surveillance.

3D Multi-Person Pose Estimation 3D Pose Estimation +4

DronePose: The identification, segmentation, and orientation detection of drones via neural networks

no code implementations10 Dec 2021 Stirling Scholes, Alice Ruget, German Mora-Martin, Feng Zhu, Istvan Gyongy, Jonathan Leach

The growing ubiquity of drones has raised concerns over the ability of traditional air-space monitoring technologies to accurately characterise such vehicles.

A direct time-of-flight image sensor with in-pixel surface detection and dynamic vision

no code implementations23 Sep 2022 Istvan Gyongy, Ahmet T. Erdogan, Neale A. W. Dutton, Germán Mora Martín, Alistair Gorman, Hanning Mai, Francesco Mattioli Della Rocca, Robert K. Henderson

3D flash LIDAR is an alternative to the traditional scanning LIDAR systems, promising precise depth imaging in a compact form factor, and free of moving parts, for applications such as self-driving cars, robotics and augmented reality (AR).

Self-Driving Cars

Simulating single-photon detector array sensors for depth imaging

1 code implementation7 Oct 2022 Stirling Scholes, Germán Mora-Martín, Feng Zhu, Istvan Gyongy, Phil Soan, Jonathan Leach

Our approach accurately generates realistic depth images in a wide range of scenarios, allowing the performance of an optical depth imaging system to be established without the need for costly and laborious field testing.

object-detection Object Detection +1

Video super-resolution for single-photon LIDAR

no code implementations19 Oct 2022 Germán Mora Martín, Stirling Scholes, Alice Ruget, Robert K. Henderson, Jonathan Leach, Istvan Gyongy

3D Time-of-Flight (ToF) image sensors are used widely in applications such as self-driving cars, Augmented Reality (AR) and robotics.

Denoising Self-Driving Cars +1

TDC-less Direct Time-of-Flight Imaging Using Spiking Neural Networks

no code implementations19 Jan 2024 Jack MacLean, Brian Stewart, Istvan Gyongy

3D depth sensors using single-photon avalanche diodes (SPADs) are becoming increasingly common in applications such as autonomous navigation and object detection.

Autonomous Navigation Depth Estimation +3

Resolution Limit of Single-Photon LiDAR

no code implementations25 Mar 2024 Stanley H. Chan, Hashan K. Weerasooriya, Weijian Zhang, Pamela Abshire, Istvan Gyongy, Robert K. Henderson

This presents a fundamental trade-off between the spatial resolution of the sensor array and the SNR received at each pixel.

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