English
Related papers

Related papers: Unsupervised ore/waste classification on open-cut …

200 papers

The use of machine learning is becoming ubiquitous in astronomy, but remains rare in the study of the atmospheres of exoplanets. Given the spectrum of an exoplanetary atmosphere, a multi-parameter space is swept through in real time to find…

Earth and Planetary Astrophysics · Physics 2018-06-12 Pablo Marquez-Neila , Chloe Fisher , Raphael Sznitman , Kevin Heng

Existing approaches to unsupervised object discovery (UOD) do not scale up to large datasets without approximations that compromise their performance. We propose a novel formulation of UOD as a ranking problem, amenable to the arsenal of…

Computer Vision and Pattern Recognition · Computer Science 2021-11-18 Huy V. Vo , Elena Sizikova , Cordelia Schmid , Patrick Pérez , Jean Ponce

This work proposes a self-supervised learning system for segmenting rigid objects in RGB images. The proposed pipeline is trained on unlabeled RGB-D videos of static objects, which can be captured with a camera carried by a mobile robot. A…

Computer Vision and Pattern Recognition · Computer Science 2023-04-11 Shiyang Lu , Yunfu Deng , Abdeslam Boularias , Kostas Bekris

Radar odometry estimation has emerged as a critical technique in the field of autonomous navigation, providing robust and reliable motion estimation under various environmental conditions. Despite its potential, the complex nature of radar…

Robotics · Computer Science 2024-04-08 Matteo Frosi , Mirko Usuelli , Matteo Matteucci

For the semantic segmentation of images, state-of-the-art deep neural networks (DNNs) achieve high segmentation accuracy if that task is restricted to a closed set of classes. However, as of now DNNs have limited ability to operate in an…

Computer Vision and Pattern Recognition · Computer Science 2022-09-13 Svenja Uhlemeyer , Matthias Rottmann , Hanno Gottschalk

The task of large-scale retrieval-based image localization is to estimate the geographical location of a query image by recognizing its nearest reference images from a city-scale dataset. However, the general public benchmarks only provide…

Computer Vision and Pattern Recognition · Computer Science 2020-07-10 Yixiao Ge , Haibo Wang , Feng Zhu , Rui Zhao , Hongsheng Li

Mineral identification using remote sensing technologies is becoming more dominant in this field since it saves time by demonstrating a more effective way for land resources survey. In such remote sensing technologies, hyperspectral remote…

Image and Video Processing · Electrical Eng. & Systems 2022-12-09 Nazmul Hasan , Kazi Mahmudul Hasan , Md. Tahsinul Islam , Shahnewaz Siddique

In the community of remote sensing, nonlinear mixing models have recently received particular attention in hyperspectral image processing. In this paper, we present a novel nonlinear spectral unmixing method following the recent multilinear…

Computer Vision and Pattern Recognition · Computer Science 2017-10-11 Qi Wei , Marcus Chen , Jean-Yves Tourneret , Simon Godsill

Hyperspectral microscopy is an imaging technique that provides spectroscopic information with high spatial resolution. When applied in the relevant wavelength region, such as in the infrared (IR), it can reveal a rich spectral fingerprint…

Research in ultrasound imaging is limited in reproducibility by two factors: First, many existing ultrasound pipelines are protected by intellectual property, rendering exchange of code difficult. Second, most pipelines are implemented in…

Computer Vision and Pattern Recognition · Computer Science 2018-05-11 Rüdiger Göbl , Nassir Navab , Christoph Hennersperger

To this date the safety assessment of materials, used for example in the nuclear power sector, commonly relies on a fracture mechanical analysis utilizing macroscopic concepts, where a global load quantity K or J is compared to the…

Machine Learning · Computer Science 2024-03-28 Johannes Rosenberger , Johannes Tlatlik , Sebastian Münstermann

Improper solid waste management represents both a serious threat to ecosystem health and a significant source of revenues for criminal organizations perpetrating environmental crimes. This issue can be mitigated thanks to the increasing…

Computer Vision and Pattern Recognition · Computer Science 2025-09-18 Federico Gibellini , Piero Fraternali , Giacomo Boracchi , Luca Morandini , Thomas Martinoli , Andrea Diecidue , Simona Malegori

The rapid development of X-ray micro-computed tomography (micro-CT) opens new opportunities for 3D analysis of particle and grain-size characterisation, determination of particle densities and shape factors, estimation of mineral…

Machine Learning · Computer Science 2022-08-29 Patrick Kin Man Tung , Amalia Yunita Halim , Huixin Wang , Anne Rich , Christopher Marjo , Klaus Regenauer-Lieb

Accurately determining the geographic origin of mineral samples is pivotal for applications in geology, mineralogy, and material science. Leveraging the comprehensive Raman spectral data from the RRUFF database, this study introduces a…

Computer Vision and Pattern Recognition · Computer Science 2024-11-19 Francesco Pappone , Federico Califano , Marco Tafani

Robotic mapping is attractive in many scientific applications that involve environmental surveys. This paper presents a system for localization and mapping of sparsely distributed surface features such as precariously balanced rocks (PBRs),…

Robotics · Computer Science 2020-11-03 Zhiang Chen , Sarah Bearman , J Ramon Arrowsmith , Jnaneshwar Das

The RGB-D camera maintains a limited range for working and is hard to accurately measure the depth information in a far distance. Besides, the RGB-D camera will easily be influenced by strong lighting and other external factors, which will…

Computer Vision and Pattern Recognition · Computer Science 2019-01-23 Mingyang Geng , Suning Shang , Bo Ding , Huaimin Wang , Pengfei Zhang , Lei Zhang

Deep learning has become the gold standard for image processing over the past decade. Simultaneously, we have seen growing interest in orbital activities such as satellite servicing and debris removal that depend on proximity operations…

Machine Learning · Computer Science 2021-01-15 Carson Schubert , Kevin Black , Daniel Fonseka , Abhimanyu Dhir , Jacob Deutsch , Nihal Dhamani , Gavin Martin , Maruthi Akella

Mass spectrometry is a widely used method to study molecules and processes in medicine, life sciences, chemistry, catalysis, and industrial product quality control, among many other applications. One of the main features of some mass…

Chemical Physics · Physics 2024-07-02 Daniil A. Boiko , Valentine P. Ananikov

We have developed a method that maps large astronomical images onto a two-dimensional map and clusters them. A combination of various state-of-the-art machine learning (ML) algorithms is used to develop a fully unsupervised image quality…

Instrumentation and Methods for Astrophysics · Physics 2021-04-28 Hossen Teimoorinia , Sara Shishehchi , Ahnaf Tazwar , Ping Lin , Finn Archinuk , Stephen D. J. Gwyn , J. J. Kavelaars

Fine-grained object recognition concerns the identification of the type of an object among a large number of closely related sub-categories. Multisource data analysis, that aims to leverage the complementary spectral, spatial, and…

Computer Vision and Pattern Recognition · Computer Science 2019-01-23 Gencer Sumbul , Ramazan Gokberk Cinbis , Selim Aksoy