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Global placement, a critical step in designing the physical layout of computer chips, is essential to optimize chip performance. Prior global placement methods optimize each circuit design individually from scratch. Their neglect of…

Machine Learning · Computer Science 2025-03-27 Yunbo Hou , Haoran Ye , Shuwen Yang , Yingxue Zhang , Siyuan Xu , Guojie Song

Grid cells in the medial entorhinal cortex (MEC) of the mammalian brain exhibit a strikingly regular hexagonal firing field over space. These cells are learned after birth and are thought to support spatial navigation but also more abstract…

Neurons and Cognition · Quantitative Biology 2024-10-07 Mufeng Tang , Helen Barron , Rafal Bogacz

Spatially-embedded complex networks, such as nervous systems, the Internet and transportation networks, generally have non-trivial topological patterns of connections combined with nearly minimal wiring costs. However the growth rules…

Physics and Society · Physics 2013-05-09 Vincenzo Nicosia , Petra E. Vértes , William R. Schafer , Vito Latora , Edward T. Bullmore

A hub-based colony consists of multiple agents who share a common nest site called the hub. Agents perform tasks away from the hub like foraging for food or gathering information about future nest sites. Modeling hub-based colonies is…

Multiagent Systems · Computer Science 2024-08-12 Puneet Jain , Chaitanya Dwivedi , Vigynesh Bhatt , Nick Smith , Michael A Goodrich

We propose a normative model for spatial representation in the hippocampal formation that combines optimality principles, such as maximizing coding range and spatial information per neuron, with an algebraic framework for computing in…

Neurons and Cognition · Quantitative Biology 2024-06-28 Christopher J. Kymn , Sonia Mazelet , Anthony Thomas , Denis Kleyko , E. Paxon Frady , Friedrich T. Sommer , Bruno A. Olshausen

The rates at which individuals memorize and forget environmental information strongly influence their movement paths and long-term space use. To understand how these cognitive time scales shape population-level patterns, we propose and…

Analysis of PDEs · Mathematics 2026-02-19 Kyung-Han Choi , Thomas Hillen

Everyday locomotion is a complex sensorimotor process that can unfold over multiple timescales, from long-term path planning to rapid, reactive adjustments. However, we lack an understanding of how factors such as environmental demands, or…

Machine Learning · Computer Science 2025-08-28 Wei-Chen Wang , Antoine De Comite , Alexandra Voloshina , Monica Daley , Nidhi Seethapathi

Capturing human mobility is essential for modeling how people interact with and move through physical spaces, reflecting social behavior, access to resources, and dynamic spatial patterns. To support scalable and transferable analysis…

Artificial Intelligence · Computer Science 2025-06-18 Mohammad Hashemi , Andreas Zufle

We study the structural characteristics of complex networks using the representative eigenvectors of the adjacent matrix. The probability distribution function of the components of the representative eigenvectors are proposed to describe…

Physics and Society · Physics 2015-05-30 Guimei Zhu , Huijie Yang , Chuanyang Yin , Baowen Li

Learning representations of nodes in a low dimensional space is a crucial task with many interesting applications in network analysis, including link prediction and node classification. Two popular approaches for this problem include matrix…

Social and Information Networks · Computer Science 2019-09-11 Abdulkadir Çelikkanat , Fragkiskos D. Malliaros

Human mobility is known to be distributed across several orders of magnitude of physical distances , which makes it generally difficult to endogenously find or define typical and meaningful scales. Relevant analyses, from movements to…

Social and Information Networks · Computer Science 2017-04-05 Telmo Menezes , Camille Roth

Networks found in the real-world are numerous and varied. A common type of network is the heterogeneous network, where the nodes (and edges) can be of different types. Accordingly, there have been efforts at learning representations of…

Social and Information Networks · Computer Science 2021-06-21 Lili Wang , Chongyang Gao , Chenghan Huang , Ruibo Liu , Weicheng Ma , Soroush Vosoughi

Graph embedding, representing local and global neighborhood information by numerical vectors, is a crucial part of the mathematical modeling of a wide range of real-world systems. Among the embedding algorithms, random walk-based algorithms…

Social and Information Networks · Computer Science 2022-07-06 Sarmad N. Mohammed , Semra Gündüç

Spatial reasoning requires both location-bound computation and location-invariant structure: agents must make local moves while preserving route, object, or constraint-level plans. We propose interaction locality, a task-geometry-aware…

Artificial Intelligence · Computer Science 2026-05-21 Yosuke Miyanishi , Tetsuro Morimura

Topographic maps are a brain structure connecting pre-synpatic and post-synaptic brain regions. Topographic development is dependent on Hebbian-based plasticity mechanisms working in conjunction with spontaneous patterns of neural activity…

Neurons and Cognition · Quantitative Biology 2025-01-15 Nicholas Gale , Jennifer Rodger , Michael Small , Stephen Eglen

A central challenge in dynamic network analysis is to represent temporal evolution in a way that is both geometrically meaningful and statistically identifiable. One approach embeds a sequence of network snapshots as trajectories in a…

Machine Learning · Statistics 2026-05-12 Haruka Ezoe , Ryohei Hisano

Membrane computing is a well-established and successful research field which belongs to the more general area of molecular computing. Membrane computing aims at defining parallel and non-deterministic computing models, called membrane…

Distributed, Parallel, and Cluster Computing · Computer Science 2011-08-11 Bogdan Aman

The interior of a living cell is an active, fluctuating, and crowded environment. Yet, it maintains a high level of coherent organization, which is readily apparent in the intracellular transport network. Membrane-bound compartments called…

Forecasting the future traffic flow distribution in an area is an important issue for traffic management in an intelligent transportation system. The key challenge of traffic prediction is to capture spatial and temporal relations between…

Machine Learning · Computer Science 2019-04-15 Shiheng Ma , Jingcai Guo , Song Guo , Minyi Guo

The architecture of the eukaryotic genome is characterized by a high degree of spatial organization. Chromosomes occupy preferred territories correlated to their state of activity and, yet, displace their genes to interact with remote sites…

Genomics · Quantitative Biology 2015-05-14 Mario Nicodemi , Antonella Prisco