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Zooplankton in a quiescent environment can detect predators by hydrodynamic sensing, triggering powerful escape responses. Since turbulent strain tends to mask the hydrodynamic signal, the organisms should avoid such regions, but it is not…

Fluid Dynamics · Physics 2025-10-01 Navid Mousavi , Jingran Qiu , Bernhard Mehlig , Lihao Zhao , Kristian Gustavsson

Diversity and specialization of behavior in insects is unmatched. Insects hop, walk, run, jump, row, swim, glide and fly to propel themselves in a variety of environments. We have uncovered an unusual mode of propulsion of aerodynamic…

Fluid Dynamics · Physics 2011-10-18 Manu Prakash , Donald Kim

We study the dynamics of interacting agents from two distinct inter-mixed populations: One population includes active agents that follow a predetermined velocity field, while the second population contains exclusively passive agents, i.e.…

Numerical Analysis · Mathematics 2018-06-07 Matteo Colangeli , Adrian Muntean , Omar Richardson , Thoa Thieu

Finding the distant source of an odor dispersed by a turbulent flow is a vital task for many organisms, either for foraging or for mating purposes. At the level of individual search, animals like moths have developed effective strategies to…

Biological Physics · Physics 2020-07-15 Mihir Durve , Lorenzo Piro , Massimo Cencini , Luca Biferale , Antonio Celani

As robotic swarm systems emerge, it is increasingly important to provide strong guarantees on energy consumption and safety to maximize system performance. One approach to achieve these guarantees is through constraint-driven control, where…

Optimization and Control · Mathematics 2021-06-22 Logan E. Beaver , Michael Dorothy , Christopher Kroninger , Andreas A. Malikopoulos

This paper addresses the problem of reconstructing the motion trajectories of the individuals in a large collection of flying objects using two temporally synchronized and geometrically calibrated cameras. The 3D trajectory reconstruction…

Quantitative Methods · Quantitative Biology 2018-10-23 Danping Zou , Yan Qiu Chen

In ecological research, accurately collecting spatiotemporal position data is a fundamental task for understanding the behavior and ecology of insects and other organisms. In recent years, advancements in computer vision techniques have…

Computer Vision and Pattern Recognition · Computer Science 2024-02-01 Daisuke Mori , Hiroki Hayami , Yasufumi Fujimoto , Isao Goto

This extended abstracts presents a method to generate energy-optimal trajectories for multi-agent systems as a strategic-form game. Using recent results in optimal control, we demonstrate that an energy-optimal trajectory can be generated…

Optimization and Control · Mathematics 2024-03-29 Logan Beaver

The study of motility control by smart agents offers a promising platform for systematically exploring the fundamental physical constraints underlying the functioning of bio-inspired micro-machines operating far from equilibrium. Here, we…

Statistical Mechanics · Physics 2024-09-20 Luca Cocconi , Benoît Mahault , Lorenzo Piro

A very simple system like a parallel-plate capacitor reveals striking features when we examine the peculiar phenomena appearing when it is moving at low speed in different directions. Both hidden momentum and hidden energy appear and their…

Classical Physics · Physics 2015-08-05 Giovanni Asti

Sometimes a simple and fast algorithm is required to detect human presence and movement with a low error rate in a controlled environment for security purposes. Here a light weight algorithm has been presented that generates alert on…

Computer Vision and Pattern Recognition · Computer Science 2015-07-01 Merina Kundu , Dhriti Sengupta , Jayati Ghosh Dastidar

In this work, we extend the convex bodies chasing problem (CBC) to an adversarial setting, where an agent (the Player) is tasked with chasing a sequence of convex bodies generated adversarially by another agent (the Opponent). The Player…

Systems and Control · Electrical Eng. & Systems 2023-03-20 Yue Guan , Longxu Pan , Daigo Shishika , Panagiotis Tsiotras

Soaring birds gain energy from stable ascending currents or shear. However, it remains unclear whether energy loss due to drag can be overcome by extracting work from transient turbulent fluctuations. We designed numerical simulations of…

Fluid Dynamics · Physics 2024-01-11 Danyun He , Gautam Reddy , Chris H. Rycroft

In [1,2] a new class of intelligent controllers that can semantically embed an agent in a spatial context constraining its behavior in a goal-oriented manner was suggested. A controller of such a class can guide an agent in a stationary…

Robotics · Computer Science 2016-08-23 Ahmad A. Masoud

This paper introduces a crowd modeling and motion control approach that employs diffusion adaptation within an adaptive network. In the network, nodes collaboratively address specific estimation problems while simultaneously moving as…

Multiagent Systems · Computer Science 2023-10-25 Zirui Wan , Saeid Sanei

Mosquito-borne diseases cause several hundred thousand deaths every year. Deciphering mosquito host-seeking behavior is essential to prevent disease transmission through mosquito capture and surveillance. Despite recent substantial…

Biological Physics · Physics 2025-05-22 Christopher Zuo , Chenyi Fei , Alexander E. Cohen , Soohwan Kim , Ring T. Carde , Jörn Dunkel , David L. Hu

There is evidence that flying animals such as pigeons, goshawks, and bats use optical flow sensing to enable high-speed flight through forest clutter. This paper discusses the elements of a theory of controlled flight through obstacle…

Systems and Control · Computer Science 2012-03-14 Kenneth Sebesta , John Baillieul

For efficient and safe autonomous driving, it is essential that autonomous vehicles can predict the motion of other traffic agents. While highly accurate, current motion prediction models often impose significant challenges in terms of…

Robotics · Computer Science 2024-09-26 Alexander Prutsch , Horst Bischof , Horst Possegger

This paper addresses a critical aerial defense challenge in contested airspace, involving three autonomous aerial vehicles -- a hostile drone (the pursuer), a high-value drone (the evader), and a protective drone (the defender). We present…

Systems and Control · Electrical Eng. & Systems 2025-10-03 Shivam Bajpai , Abhinav Sinha , Shashi Ranjan Kumar

The physical concept of quantum entanglement is brought to the biological domain. We simulate the cooperation of two insects by hypothesizing that they share a large number of quantum entangled spin-1/2 particles. Each of them makes…

Quantum Physics · Physics 2007-05-23 Johann Summhammer