An autonomous drone for search and rescue in forests using airborne optical sectioning

DC Schedl, I Kurmi, O Bimber - Science Robotics, 2021 - science.org
Autonomous drones will play an essential role in human-machine teaming in future search
and rescue (SAR) missions. We present a prototype that finds people fully autonomously in …

Drone swarm strategy for the detection and tracking of occluded targets in complex environments

RJ Amala Arokia Nathan, I Kurmi… - Communications …, 2023 - nature.com
Drone swarms can achieve tasks via collaboration that are impossible for single drones
alone. Synthetic aperture (SA) sensing is a signal processing technique that takes …

Search and rescue with airborne optical sectioning

DC Schedl, I Kurmi, O Bimber - Nature Machine Intelligence, 2020 - nature.com
In the future, rescuing lost, ill or injured persons will increasingly be carried out by
autonomous drones. However, discovering humans in densely forested terrain is …

Combined person classification with airborne optical sectioning

I Kurmi, DC Schedl, O Bimber - Scientific reports, 2022 - nature.com
Fully autonomous drones have been demonstrated to find lost or injured persons under
strongly occluding forest canopy. Airborne optical sectioning (AOS), a novel synthetic …

[HTML][HTML] Through-foliage tracking with airborne optical sectioning

RJAA Nathan, I Kurmi, DC Schedl… - Journal of Remote …, 2022 - spj.science.org
Detecting and tracking moving targets through foliage is difficult, and for many cases even
impossible in regular aerial images and videos. We present an initial light-weight and drone …

Evaluation of color anomaly detection in multispectral images for synthetic aperture sensing

F Seits, I Kurmi, O Bimber - Eng, 2022 - mdpi.com
In this article, we evaluate unsupervised anomaly detection methods in multispectral images
obtained with a wavelength-independent synthetic aperture sensing technique called …

Airborne optical sectioning for nesting observation

DC Schedl, I Kurmi, O Bimber - Scientific reports, 2020 - nature.com
We describe how a new and low-cost aerial scanning technique, airborne optical sectioning
(AOS), can support ornithologists in nesting observation. After capturing thermal and color …

Synthetic Aperture Anomaly Imaging for Through-Foliage Target Detection

RJ Amala Arokia Nathan, O Bimber - Remote Sensing, 2023 - mdpi.com
The presence of foliage is a serious problem for target detection with drones in application
fields such as search and rescue, surveillance, early wildfire detection, or wildlife …

Inverse airborne optical sectioning

RJ Amala Arokia Nathan, I Kurmi, O Bimber - Drones, 2022 - mdpi.com
We present Inverse Airborne Optical Sectioning (IAOS), an optical analogy to Inverse
Synthetic Aperture Radar (ISAR). Moving targets, such as walking people, that are heavily …

[HTML][HTML] Thermal airborne optical sectioning

I Kurmi, DC Schedl, O Bimber - Remote Sensing, 2019 - mdpi.com
We apply a multi-spectral (RGB and thermal) camera drone for synthetic aperture imaging to
computationally remove occluding vegetation for revealing hidden objects, as required in …