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For domains that involve numerical simulation, it can be computationally expensive to run an ensemble of simulations spanning a parameter space of interest to a user. To this end, an attractive surrogate for simulation is the generative…

Machine Learning · Computer Science 2025-05-13 Xiaohan Wang , Matthew Berger

We introduce TyXe, a Bayesian neural network library built on top of Pytorch and Pyro. Our leading design principle is to cleanly separate architecture, prior, inference and likelihood specification, allowing for a flexible workflow where…

Machine Learning · Statistics 2021-10-04 Hippolyt Ritter , Theofanis Karaletsos

Patch-based image tokenization ignores the morphology of the visual world, limiting effective and efficient learning of image understanding. Inspired by subword tokenization, we introduce subobject-level adaptive token segmentation and…

Computer Vision and Pattern Recognition · Computer Science 2025-03-14 Delong Chen , Samuel Cahyawijaya , Jianfeng Liu , Baoyuan Wang , Pascale Fung

We demonstrate that graphs embedded on surfaces are a powerful and practical tool to generate, characterize and simulate networks with a broad range of properties. Remarkably, the study of topologically embedded graphs is non-restrictive…

Other Condensed Matter · Physics 2015-03-19 Tomaso Aste , Ruggero Gramatica , T. Di Matteo

Python has become the de-facto language for training deep neural networks, coupling a large suite of scientific computing libraries with efficient libraries for tensor computation such as PyTorch or TensorFlow. However, when models are used…

Machine Learning · Computer Science 2021-04-02 Zachary DeVito , Jason Ansel , Will Constable , Michael Suo , Ailing Zhang , Kim Hazelwood

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

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

Topology diagrams are widely seen in power system applications, but their automatic generation is often easier said than done. When facing power transmission systems with strongly-meshed structures, existing approaches can hardly produce…

Systems and Control · Electrical Eng. & Systems 2023-03-21 Jingyu Wang , Jinfu Chen , Dongyuan Shi , Xianzhong Duan

The fields of mechanobiology and biomechanics are expanding our understanding of the complex behavior of soft biological tissues across multiple scales. Given the intricate connection between tissue microstructure and its macroscale…

Soft Condensed Matter · Physics 2025-09-03 Sara Cardona , Mathias Peirlinck , Behrooz Fereidoonnezhad

Due to the cost of developing and training deep learning models from scratch, machine learning engineers have begun to reuse pre-trained models (PTMs) and fine-tune them for downstream tasks. PTM registries known as "model hubs" support…

Line charts are commonly used to visualize a series of data values. When the data are noisy, smoothing is applied to make the signal more apparent. Conventional methods used to smooth line charts, e.g., using subsampling or filters, such as…

Human-Computer Interaction · Computer Science 2020-04-07 Paul Rosen , Ashley Suh , Christopher Salgado , Mustafa Hajij

Complex networks, which are the abstractions of many real-world systems, present a persistent challenge across disciplines for people to decipher their underlying information. Recently, hyperbolic geometry of latent spaces has gained…

Social and Information Networks · Computer Science 2024-05-28 Kai Zheng , Qilong Feng , Yaohang Li , Qichang Zhao , Jinhui Xu , Jianxin Wang

Pyxel is a novel python tool for end-to-end detection chain simulation i.e. from detector optical effects to readout electronics effects. It is an easy-to-use framework to host and pipeline any detector effect model. It is suited for…

Instrumentation and Methods for Astrophysics · Physics 2020-12-10 Thibaut Prod'homme , Frédéric Lemmel , Matej Arko , Benoît Serra , Elizabeth M. George , Enrico Biancalani , Hans Smit , David Lucsanyi

NPAP (Network Partitioning and Aggregation Package) is an open-source Python library for reducing the spatial complexity of network graphs. Built on NetworkX, it provides an accessible standalone package designed to be readily integrated…

Social and Information Networks · Computer Science 2026-05-13 Marco Anarmo , Benjamin Stöckl , Yannick Werner , Sonja Wogrin

Graph embeddings have emerged as a powerful tool for representing complex network structures in a low-dimensional space, enabling the use of efficient methods that employ the metric structure in the embedding space as a proxy for the…

Social and Information Networks · Computer Science 2024-04-18 Radosław Nowak , Adam Małkowski , Daniel Cieślak , Piotr Sokół , Paweł Wawrzyński

Topological data analysis refers to approaches for systematically and reliably computing abstract ``shapes'' of complex data sets. There are various applications of topological data analysis in life and data sciences, with growing interest…

Mesoscale and Nanoscale Physics · Physics 2023-07-26 Daniel Leykam , Dimitris G. Angelakis

Picasso is a free open-source (Eclipse Public License) web application written in Python for rendering standard visualizations useful for analyzing convolutional neural networks. Picasso ships with occlusion maps and saliency maps, two…

Computer Vision and Pattern Recognition · Computer Science 2017-09-12 Ryan Henderson , Rasmus Rothe

This work introduces E3x, a software package for building neural networks that are equivariant with respect to the Euclidean group $\mathrm{E}(3)$, consisting of translations, rotations, and reflections of three-dimensional space. Compared…

Machine Learning · Computer Science 2024-11-12 Oliver T. Unke , Hartmut Maennel

Scientific data has been growing in both size and complexity across the modern physical, engineering, life and social sciences. Spatial structure, for example, is a hallmark of many of the most important real-world complex systems, but its…

In the last decade, temporal networks and static and temporal hypergraphs have enabled modelling connectivity and spreading processes in a wide array of real-world complex systems such as economic transactions, information spreading, brain…

Physics and Society · Physics 2023-12-05 Arash Badie-Modiri , Mikko Kivelä