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This study proposes a novel approach to extract topological properties, specifically the Euler characteristic, from input images using neural networks without relying on large pre-existing datasets but with a single geometric image.…

Machine Learning · Computer Science 2026-05-06 Gyunghun Yu , Seong Min Park , Han Gyu Yoon , Tae Jung Moon , Jun Woo Choi , Hee Young Kwon , Changyeon Won

Correlative light and electron microscopy is a powerful tool to study the internal structure of cells. It combines the mutual benefit of correlating light (LM) and electron (EM) microscopy information. However, the classical approach of…

Computer Vision and Pattern Recognition · Computer Science 2022-08-22 Fengjiao Ma , Rainer Kaufmann , Jaroslaw Sedzicki , Zoltán Cseresnyés , Christoph Dehio , Stephanie Hoeppener , Marc Thilo Figge , Rainer Heintzmann

At present, people usually use some methods based on convolutional neural networks (CNNs) for Electroencephalograph (EEG) decoding. However, CNNs have limitations in perceiving global dependencies, which is not adequate for common EEG…

Signal Processing · Electrical Eng. & Systems 2021-06-23 Yonghao Song , Xueyu Jia , Lie Yang , Longhan Xie

Discriminating data classes emanating from sensors is an important problem with many applications in science and technology. We describe a new transform for pattern identification that interprets patterns as probability density functions,…

Computer Vision and Pattern Recognition · Computer Science 2017-02-15 Se Rim Park , Soheil Kolouri , Shinjini Kundu , Gustavo Rohde

Transformers generate valid and diverse chemical structures, but little is known about the mechanisms that enable these models to capture the rules of molecular representation. We present a mechanistic analysis of autoregressive…

Machine Learning · Computer Science 2025-12-11 Kristof Varadi , Mark Marosi , Peter Antal

Transformers have revolutionized Computer Vision (CV) through self-attention mechanisms. However, their complexity makes latent token representations difficult to interpret. We introduce ULTra, a framework for interpreting Transformer…

Computer Vision and Pattern Recognition · Computer Science 2026-01-06 Hesam Hosseini , Ghazal Hosseini Mighan , Amirabbas Afzali , Sajjad Amini , Amir Houmansadr

Characterizing the geometry of an object orbiting around a star from its transit light curve is a powerful tool to uncover various complex phenomena. This problem is inherently ill-posed, since similar or identical light curves can be…

Earth and Planetary Astrophysics · Physics 2026-04-16 Ushasi Bhowmick , Shivam Kumaran

Transformer architectures show significant promise for natural language processing. Given that a single pretrained model can be fine-tuned to perform well on many different tasks, these networks appear to extract generally useful linguistic…

Machine Learning · Computer Science 2019-10-29 Andy Coenen , Emily Reif , Ann Yuan , Been Kim , Adam Pearce , Fernanda Viégas , Martin Wattenberg

This is an attempt to construct a classical microscopic model of the electron which underlies quantum mechanics. An electron is modeled, not as a point particle, but as the end of an electromagnetic string, a line of flux. These lines…

General Physics · Physics 2008-07-24 Robert L. McCarthy

We present a simple non-generative approach to deep representation learning that seeks equivariant deep embedding through simple objectives. In contrast to existing equivariant networks, our transformation coding approach does not constrain…

Machine Learning · Computer Science 2022-02-23 Mehran Shakerinava , Arnab Kumar Mondal , Siamak Ravanbakhsh

Convolutional Neural Networks (CNN) have been successful in processing data signals that are uniformly sampled in the spatial domain (e.g., images). However, most data signals do not natively exist on a grid, and in the process of being…

Computer Vision and Pattern Recognition · Computer Science 2019-01-09 Chiyu "Max" Jiang , Dequan Wang , Jingwei Huang , Philip Marcus , Matthias Nießner

Descriptors play an important role in data-driven materials design. While most descriptors of crystalline materials emphasize structure and composition, they often neglect the electron density - a complex yet fundamental quantity that…

Materials Science · Physics 2025-06-18 Nathan J. Szymanski , Alexander Smith , Prodromos Daoutidis , Christopher J. Bartel

The answers to many unsolved problems lie in the intractable chemical space of molecules and materials. Machine learning techniques are rapidly growing in popularity as a way to compress and explore chemical space efficiently. One of the…

Chemical Physics · Physics 2020-01-06 John E. Herr , Kevin Koh , Kun Yao , John Parkhill

Mapping complex input data into suitable lower dimensional manifolds is a common procedure in machine learning. This step is beneficial mainly for two reasons: (1) it reduces the data dimensionality and (2) it provides a new data…

Machine Learning · Computer Science 2018-11-28 Daniele Zambon , Lorenzo Livi , Cesare Alippi

We introduce new algebro-topological invariants of directed networks, based on the topological construction of the directed clique complex. The shape of the underlying directed graph is encoded in a way that can be studied mathematically to…

Neurons and Cognition · Quantitative Biology 2016-04-06 Paolo Masulli , Alessandro E. P. Villa

The study of representations is of fundamental importance to any form of communication, and our ability to exploit them effectively is paramount. This article presents a novel theory -- Representational Systems Theory -- that is designed to…

Artificial Intelligence · Computer Science 2022-06-08 Daniel Raggi , Gem Stapleton , Mateja Jamnik , Aaron Stockdill , Grecia Garcia Garcia , Peter C-H. Cheng

We use Seiberg--Witten-like relations in the topological recursion framework to obtain virtual Euler characteristics for uni- and multicellular maps for ensembles of classic orthogonal polynomials and for ensembles related to nonorientable…

Mathematical Physics · Physics 2024-01-17 Leonid O. Chekhov

The space of two-dimensional geometric adeles of a surface is far from being a locally compact space and there is no translation countably additive invariant nontrivial measure on it. At the same time, certain subquotients of the adeles are…

Number Theory · Mathematics 2025-11-26 Weronika Czerniawska , Ivan Fesenko

Running AI models on smart edge devices can unlock versatile user experiences, but presents challenges due to limited compute and the need to handle multiple tasks simultaneously. This requires a vision encoder with small size but powerful…

Computer Vision and Pattern Recognition · Computer Science 2026-04-01 Chenchen Zhu , Saksham Suri , Cijo Jose , Maxime Oquab , Marc Szafraniec , Wei Wen , Yunyang Xiong , Patrick Labatut , Piotr Bojanowski , Raghuraman Krishnamoorthi , Vikas Chandra

In this paper, we present a novel implicit glyph shape representation, which models glyphs as shape primitives enclosed by quadratic curves, and naturally enables generating glyph images at arbitrary high resolutions. Experiments on font…

Computer Vision and Pattern Recognition · Computer Science 2021-06-17 Ying-Tian Liu , Yuan-Chen Guo , Yi-Xiao Li , Chen Wang , Song-Hai Zhang