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The collective ability of organisms to move coherently in space and time is ubiquitous in any group of autonomous agents that can move and sense each other and the environment. Here we investigate the origin of collective motion and its…

软凝聚态物质 · 物理学 2013-02-26 L. Giomi , N. Hawley-Weld , L. Mahadevan

Many applications require robots to move through complex 3-D terrain with large obstacles, such as self-driving, search and rescue, and extraterrestrial exploration. Although robots are already excellent at avoiding sparse obstacles, they…

机器人学 · 计算机科学 2025-09-15 Qihan Xuan , Chen Li

We study a simple model of a foraging animal that modifies the substrate on which it moves. This substrate provides its only resource, and the forager manage it by taking a limited portion at each visited site. The resource recovers its…

种群与进化 · 定量生物学 2016-11-23 Laila Daniela Kazimierski , Guillermo Abramson , Marcelo Néstor Kuperman

We introduce a model of traveling agents ({\it e.g.} frugivorous animals) who feed on randomly located vegetation patches and disperse their seeds, thus modifying the spatial distribution of resources in the long term. It is assumed that…

种群与进化 · 定量生物学 2015-05-13 D. Boyer , O. López-Corona

Many foraging animals find food using composite random search strategies, which consist of intensive and extensive search modes. Models of composite search can generate predictions about how optimal foragers should behave in each search…

种群与进化 · 定量生物学 2017-09-26 Ben C. Nolting , Travis M. Hinkelman , Chad E. Brassil , Brigitte Tenhumberg

We view random walks as the paths of foraging animals, perhaps searching for food or avoiding predators while forming a mental map of their surroundings. The formation of such maps requires them to memorise the locations they have visited.…

概率论 · 数学 2018-08-24 Michal Gnacik , Abdulrahman Alsolami , James Burridge

Nature is an inhabitant for enormous number of species. All the species do perform complex activities with simple and elegant rules for their survival. The property of emergence of collective behavior is remarkably supporting their…

Motile organisms often use finite spatial perception of their surroundings to navigate and search their habitats. Yet standard models of search are usually based on purely local sensory information. To model how a finite perceptual horizon…

生物物理 · 物理学 2018-12-14 Adam Gosztolai , Jose A. Carrillo , Mauricio Barahona

Human memory retrieval often resembles ecological foraging where animals search for food in a patchy environment. Optimal foraging means following the Marginal Value Theorem (MVT), in which individuals exploit a patch of semantically…

人工智能 · 计算机科学 2025-11-18 James Moore

In order to overcome difficult dynamic optimization and environment extrema tracking problems, We propose a Self-Regulated Swarm (SRS) algorithm which hybridizes the advantageous characteristics of Swarm Intelligence as the emergence of a…

多智能体系统 · 计算机科学 2007-05-23 Vitorino Ramos , Carlos Fernandes , Agostinho C. Rosa

Contextual policy search allows adapting robotic movement primitives to different situations. For instance, a locomotion primitive might be adapted to different terrain inclinations or desired walking speeds. Such an adaptation is often…

机器学习 · 统计学 2015-11-17 Jan Hendrik Metzen

Animals learn to adapt speed of their movements to their capabilities and the environment they observe. Mobile robots should also demonstrate this ability to trade-off aggressiveness and safety for efficiently accomplishing tasks. The aim…

机器人学 · 计算机科学 2024-07-11 Guangyu Zhao , Tianyue Wu , Yeke Chen , Fei Gao

This paper presents Wanderer, a model of how autonomous adaptive systems coordinate internal biological needs with moment-by-moment assessments of the probabilities of events in the external world. The extent to which Wanderer moves about…

神经与进化计算 · 计算机科学 2019-07-11 Liane Gabora

Foraging, either solitarily or collectively, is a necessary behavior for survival that is demonstrated by many organisms. Foraging can be collectively optimized by utilizing communication between the organisms. Examples of such…

生物物理 · 物理学 2018-10-17 Noriyuki P. Tani , Alan Blatt , David A. Quint , Ajay Gopinathan

Animals exhibit an innate ability to learn regularities of the world through interaction. By performing experiments in their environment, they are able to discern the causal factors of variation and infer how they affect the world's…

机器学习 · 计算机科学 2021-08-10 Sumedh A. Sontakke , Arash Mehrjou , Laurent Itti , Bernhard Schölkopf

Previous human foraging experiments have shown that human groups routinely undermatch environmental resources much like other animal species. In this experiment, we test whether humans also selectively rely on others as information sources…

社会与信息网络 · 计算机科学 2012-04-18 Michael E. Roberts , Sam Cheesman , Patrick McMullen

It was recently demonstrated that two machine-learning architectures, reservoir computing and time-delayed feed-forward neural networks, can be exploited for detecting the Earth's anomaly magnetic field immersed in overwhelming complex…

信号处理 · 电气工程与系统科学 2024-05-30 Mohammadamin Moradi , Zheng-Meng Zhai , Aaron Nielsen , Ying-Cheng Lai

We consider exploration tasks in which an autonomous mobile robot incrementally builds maps of initially unknown indoor environments. In such tasks, the robot makes a sequence of decisions on where to move next that, usually, are based on…

机器人学 · 计算机科学 2021-04-23 Matteo Luperto , Luca Fochetta , Francesco Amigoni

Robotic grasping in cluttered environments is often infeasible due to obstacles preventing possible grasps. Then, pre-grasping manipulation like shifting or pushing an object becomes necessary. We developed an algorithm that can learn, in…

机器人学 · 计算机科学 2019-07-26 Lars Berscheid , Pascal Meißner , Torsten Kröger

Swarm intelligence emerges from decentralised interactions among simple agents, enabling collective problem-solving. This study establishes a theoretical equivalence between pheromone-mediated aggregation in \celeg\ and reinforcement…

人工智能 · 计算机科学 2025-09-25 Aymeric Vellinger , Nemanja Antonic , Elio Tuci