English
Related papers

Related papers: Comparing fine-grained and coarse-grained object d…

200 papers

Fine-grained visual classification (FGVC) requires distinguishing between visually similar categories through subtle, localized features - a task that remains challenging due to high intra-class variability and limited inter-class…

Computer Vision and Pattern Recognition · Computer Science 2025-09-22 Johann Schmidt , Sebastian Stober , Joachim Denzler , Paul Bodesheim

Earth embedding models transform Earth observation data into embeddings uniquely tied to locations on the Earth's surface. These models are typically evaluated in isolation, comparing the downstream task performance across different Earth…

Computer Vision and Pattern Recognition · Computer Science 2026-05-19 Thijs L van der Plas , Jacob JW Bakermans , Vishal Nedungadi , Gabrielė Tijūnaitytė , Marc Rußwurm , Ioannis N Athanasiadis

Context. Machine-Learning (ML) solves problems by learning patterns from data, with limited or no human guidance. In Astronomy, it is mainly applied to large observational datasets, e.g. for morphological galaxy classification. Aims. We…

Astrophysics of Galaxies · Physics 2016-04-27 Mario Pasquato , Chul Chung

Image classification has been one of the most popular tasks in Deep Learning, seeing an abundance of impressive implementations each year. However, there is a lot of criticism tied to promoting complex architectures that continuously push…

Computer Vision and Pattern Recognition · Computer Science 2024-05-06 Maria Lymperaiou , Konstantinos Thomas , Giorgos Stamou

Machine learning (ML) methods and neural networks (NN) are widely implemented for crop types recognition and classification based on satellite images. However, most of these studies use several multi-temporal images which could be…

Computer Vision and Pattern Recognition · Computer Science 2020-04-08 Ivan Matvienko , Mikhail Gasanov , Anna Petrovskaia , Raghavendra Belur Jana , Maria Pukalchik , Ivan Oseledets

Textures often show multiscale properties and hence multiscale techniques are considered useful for texture analysis. Scale-space theory as a biologically motivated approach may be used to construct multiscale textures. In this paper…

Computer Vision and Pattern Recognition · Computer Science 2015-03-20 Mehrdad J. Gangeh , Robert P. W. Duin , Bart M. ter Haar Romeny , Mohamed S. Kamel

Rare populations, such as endangered species, drug users and individuals infected by rare diseases, tend to cluster in regions. Adaptive cluster designs are generally applied to obtain information from clustered and sparse populations. The…

Methodology · Statistics 2014-08-11 Kelly Cristina M. Gonçalves , Fernando A. S. Moura

In social and economic studies many of the collected variables are measured on a nominal scale, often with a large number of categories. The definition of categories is usually not unambiguous and different classification schemes using…

Methodology · Statistics 2017-03-23 Gertraud Malsiner-Walli , Daniela Pauger , Helga Wagner

Biodiversity loss poses a significant threat to humanity, making wildlife monitoring essential for assessing ecosystem health. Avian species are ideal subjects for this due to their popularity and the ease of identifying them through their…

Machine Learning · Computer Science 2026-02-23 Nina Brolich , Simon Geis , Maximilian Kasper , Alexander Barnhill , Axel Plinge , Dominik Seuß

Animal behavior analysis plays a crucial role in understanding animal welfare, health status, and productivity in agricultural settings. However, traditional manual observation methods are time-consuming, subjective, and limited in…

Computer Vision and Pattern Recognition · Computer Science 2026-05-11 Haiyu Yang , Enhong Liu , Jennifer Sun , Sumit Sharma , Meike van Leerdam , Sebastien Franceschini , Puchun Niu , Miel Hostens

High dimensional case control studies are ubiquitous in the biological sciences, particularly genomics. To maximise power while constraining cost and to minimise type-1 error rates, researchers typically seek to replicate findings in a…

Methodology · Statistics 2017-07-11 James Liley

Under the multispecies coalescent model of molecular evolution, gene trees have independent evolutionary histories within a shared species tree. In comparison, supermatrix concatenation methods assume that gene trees share a single common…

Populations and Evolution · Quantitative Biology 2016-06-13 Huw A. Ogilvie , Joseph Heled , Dong Xie , Alexei J. Drummond

Insects represent half of all global biodiversity, yet many of the world's insects are disappearing, with severe implications for ecosystems and agriculture. Despite this crisis, data on insect diversity and abundance remain woefully…

Image classifiers work effectively when applied on structured images, yet they often fail when applied on images with very high visual complexity. This paper describes experiments applying state-of-the-art object classifiers toward a unique…

Computer Vision and Pattern Recognition · Computer Science 2021-09-28 Marc Böhlen , Varun Chandola , Wawan Sujarwo , Raunaq Jain

In forensic facial comparison, questioned-source images are usually captured in uncontrolled environments, with non-uniform lighting, and from non-cooperative subjects. The poor quality of such material usually compromises their value as…

Computer Vision and Pattern Recognition · Computer Science 2025-01-22 Rafael Oliveira Ribeiro , João C. R. Neves , Arnout C. C. Ruifrok , Flavio de Barros Vidal

Image-based re-identification of animal individuals allows gathering of information such as migration patterns of the animals over time. This, together with large image volumes collected using camera traps and crowdsourcing, opens novel…

Computer Vision and Pattern Recognition · Computer Science 2023-08-15 Veikka Immonen , Ekaterina Nepovinnykh , Tuomas Eerola , Charles V. Stewart , Heikki Kälviäinen

Mixup is a data augmentation technique that relies on training using random convex combinations of data points and their labels. In recent years, Mixup has become a standard primitive used in the training of state-of-the-art image…

Machine Learning · Computer Science 2024-11-06 Muthu Chidambaram , Xiang Wang , Chenwei Wu , Rong Ge

This paper demonstrates that simple yet important characteristics of coevolution can occur in evolutionary algorithms when only a few conditions are met. We find that interaction-based fitness measurements such as fitness (linear) ranking…

Neural and Evolutionary Computing · Computer Science 2009-07-03 James M Whitacre

Reliable obstacle detection and classification in rough and unstructured terrain such as agricultural fields or orchards remains a challenging problem. These environments involve large variations in both geometry and appearance, challenging…

Robotics · Computer Science 2019-03-14 Mikkel Kragh , James Underwood

Underwater object detection is critical for monitoring marine ecosystems but poses unique challenges, including degraded image quality, imbalanced class distribution, and distinct visual characteristics. Not every species is detected…

Computer Vision and Pattern Recognition · Computer Science 2025-10-02 Melanie Wille , Tobias Fischer , Scarlett Raine