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Although modern object detectors rely heavily on a significant amount of training data, humans can easily detect novel objects using a few training examples. The mechanism of the human visual system is to interpret spatial relationships…

Computer Vision and Pattern Recognition · Computer Science 2022-11-03 Geonuk Kim , Hong-Gyu Jung , Seong-Whan Lee

Research into the visual cortex and general neural information processing has led to various attempts to integrate pulse computation schemes in image analysis systems. Of interest is especially the robustness of representing an analogue…

Computer Vision and Pattern Recognition · Computer Science 2014-08-12 C. Mayr , R. Schüffny

We formalize concepts around geometric occlusion in 2D images (i.e., ignoring semantics), and propose a novel unified formulation of both occlusion boundaries and occlusion orientations via a pixel-pair occlusion relation. The former…

Computer Vision and Pattern Recognition · Computer Science 2020-07-24 Xuchong Qiu , Yang Xiao , Chaohui Wang , Renaud Marlet

Representation learning of spatial and geographic data is a rapidly developing field which allows for similarity detection between areas and high-quality inference using deep neural networks. Past approaches however concentrated on…

Machine Learning · Computer Science 2021-11-02 Szymon Woźniak , Piotr Szymański

Object-centric (OC) representations, which model visual scenes as compositions of discrete objects, have the potential to be used in various downstream tasks to achieve systematic compositional generalization and facilitate reasoning.…

Computer Vision and Pattern Recognition · Computer Science 2025-03-04 Amir Mohammad Karimi Mamaghan , Samuele Papa , Karl Henrik Johansson , Stefan Bauer , Andrea Dittadi

Combinatorial optimization problems are ubiquitous in science and engineering. Still, learning-based approaches to accelerate combinatorial optimization often require solving a large number of difficult instances to collect training data,…

Machine Learning · Computer Science 2025-09-25 Zohair Shafi , Serdar Kadioglu

Graph machine learning, particularly using graph neural networks, heavily relies on node features. However, many real-world systems, such as social and biological networks, lack node features due to privacy concerns, incomplete data, or…

Machine Learning · Computer Science 2025-06-10 Anwar Said , Waseem Abbas , Xenofon Koutsoukos

Spatial omics has transformed our understanding of tissue architecture by preserving spatial context of gene expression patterns. Simultaneously, advances in imaging AI have enabled extraction of morphological features describing the…

Computer Vision and Pattern Recognition · Computer Science 2024-08-02 Eduard Chelebian , Christophe Avenel , Carolina Wählby

We introduce a new neural architecture and an unsupervised algorithm for learning invariant representations from temporal sequence of images. The system uses two groups of complex cells whose outputs are combined multiplicatively: one that…

Neural and Evolutionary Computing · Computer Science 2010-06-03 Karo Gregor , Yann LeCun

We have applied Google's TensorFlow deep learning toolkit to recognize the visualized results of the fragment molecular orbital (FMO) calculations. Typical protein structures of alpha-helix and beta-sheet provide some characteristic…

Chemical Physics · Physics 2018-04-04 Sona Saitou , Jun Iijima , Mayu Fujimoto , Yuji Mochizuki , Koji Okuwaki , Hideo Doi , Yuto Komeiji

The past decade and a half has seen the design and execution of several ground-based spectroscopic surveys, both Galactic and Extra-galactic. Additionally, new surveys are being designed that extend the boundaries of current surveys. In…

Instrumentation and Methods for Astrophysics · Physics 2016-06-15 G. R. Ruchti , S. Feltzing , K. Lind , E. Caffau , A. J. Korn , O. Schnurr , C. J. Hansen , A. Koch , L. Sbordone , R. S. de Jong

Proximity maps and regions are defined based on the relative allocation of points from two or more classes in an area of interest and are used to construct random graphs called proximity catch digraphs (PCDs) which have applications in…

Metric Geometry · Mathematics 2009-02-10 Elvan Ceyhan

One of the essential tasks in connectomics is the morphology analysis of neurons and organelles like mitochondria to shed light on their biological properties. However, these biological objects often have tangled parts or complex branching…

Computer Vision and Pattern Recognition · Computer Science 2020-04-22 Abhimanyu Talwar , Zudi Lin , Donglai Wei , Yuesong Wu , Bowen Zheng , Jinglin Zhao , Won-Dong Jang , Xueying Wang , Jeff W. Lichtman , Hanspeter Pfister

In this paper, we propose a novel scheme for scalable image coding based on the concept of epitome. An epitome can be seen as a factorized representation of an image. Focusing on spatial scalability, the enhancement layer of the proposed…

Computer Vision and Pattern Recognition · Computer Science 2016-06-29 Martin Alain , Christine Guillemot , Dominique Thoreau , Philippe Guillotel

This tutorial gives an advanced introduction to string diagrams and graph languages for higher-order computation. The subject matter develops in a principled way, starting from the two dimensional syntax of key categorical concepts such as…

Logic in Computer Science · Computer Science 2024-12-05 Dan Ghica , Fabio Zanasi

The central question that we address is: How can structured information be stored in a hierarchical Hopfield model involving hidden layers? To this end, we develop a formalism of strokes and concepts that allows us to appropriately…

Probability · Mathematics 2026-04-29 Markus Heydenreich , Christian Hirsch , Matthias Löwe

Understanding, reasoning, and manipulating semantic concepts of images have been a fundamental research problem for decades. Previous work mainly focused on direct manipulation on natural image manifold through color strokes, key-points,…

Computer Vision and Pattern Recognition · Computer Science 2018-08-29 Seunghoon Hong , Xinchen Yan , Thomas Huang , Honglak Lee

The Calculus of Wrapped Compartments (CWC) is a recently proposed modelling language for the representation and simulation of biological systems behaviour. Although CWC has no explicit structure modelling a spatial geometry, its compartment…

Logic in Computer Science · Computer Science 2011-08-18 Livio Bioglio , Cristina Calcagno , Mario Coppo , Ferruccio Damiani , Eva Sciacca , Salvatore Spinella , Angelo Troina

We study a new variant of colored orthogonal range searching problem: given a query rectangle $Q$ all colors $c$, such that at least a fraction $\tau$ of all points in $Q$ are of color $c$, must be reported. We describe several data…

Data Structures and Algorithms · Computer Science 2008-05-12 Marek Karpinski , Yakov Nekrich

This fourth and last tome is focusing on describing the envisioned works for a project that has been presented in the preceding tome. It is about a new approach dedicated to the coding of still and moving pictures, trying to bridge the…

Computer Vision and Pattern Recognition · Computer Science 2020-01-14 Olivier Guye