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Thermal soaring enables birds to perform cost-efficient flights during foraging or migration trips. Yet, although all soaring birds exploit vertical winds effectively, this group contains species that vary strongly in their morphologies.…

Quantitative Methods · Quantitative Biology 2024-09-09 Göksel Keskin , Olivier Duriez , Pedro Lacerda , Andrea Flack , Máté Nagy

In response to cold stress, Drosophila Melanogaster increase their expression of Frost, a candidate gene involved in cold response. The direct role of Frost in cold tolerance is yet to be determined, and its importance for survival in cold…

Biomolecules · Quantitative Biology 2017-07-27 Haroun Mansuar

Does the brain construct an efficient representation of the sensory world? We review progress on this question, focusing on a series of experiments in the last decade which use fly vision as a model system in which theory and experiment can…

Neurons and Cognition · Quantitative Biology 2007-12-31 William Bialek , Rob R. de Ruyter van Steveninck , Naftali Tishby

The constant population growth brings the needing to make up for food also grows at the same rate. The livestock provides one-third of humans protein base as meat and milk. To improve cattles health and welfare the pastoral farming employs…

Computers and Society · Computer Science 2021-12-03 Miguel Angel Calvache , Valeria Cardona , Sebastian Tapias , Simon Marin , Mauricio Toro

In this work, a nonlinear model predictive controller is developed for a batch polymerization process. The physical model of the process is parameterized along a desired trajectory resulting in a trajectory linearized piecewise model (a…

Systems and Control · Computer Science 2015-02-17 Masoud Abbaszadeh , Reza Solgi

Avian Spirochaetosis is an acute endemic tick-borne disease of birds, caused by Borrelia anserins, a species of Borrelia bacteria. In this paper, we present a compartmental Mathematical model of the disease for the bird population and Tick…

Optimization and Control · Mathematics 2018-02-13 Joy I. Uwakwe , Simeon C. Inyama , Blessing O. Emerenini

A key requirement for the current generation of artificial decision-makers is that they should adapt well to changes in unexpected situations. This paper addresses the situation in which an AI for aerial dog fighting, with tunable…

Machine Learning · Statistics 2016-12-14 Brett W. Israelsen , Nisar Ahmed , Kenneth Center , Roderick Green , Winston Bennett

Biotechnology offers many opportunities for the sustainable manufacturing of valuable products. The toolbox to optimize bioprocesses includes \textit{extracellular} process elements such as the bioreactor design and mode of operation,…

Systems and Control · Electrical Eng. & Systems 2023-02-07 Sebastián Espinel-Ríos , Bruno Morabito , Johannes Pohlodek , Katja Bettenbrock , Steffen Klamt , Rolf Findeisen

Different explanations have been proposed for the existence of colonial breeding behavior in birds, but field studies offer no conclusive results. We analyze the interplay between learning habits and predation pressure by means of numerical…

Adaptation and Self-Organizing Systems · Physics 2009-11-07 J. L. Tella , M. A. R. de Cara , O. Pla , F. Guinea

Insect wings can undergo significant deformation during flapping motion owing to inertial, elastic and aerodynamic forces. Changes in shape then alter aerodynamic forces, resulting in a fully coupled Fluid-Structure Interaction (FSI)…

The key to a robust life system is to ensure that each cell population is maintained in an appropriate state. In this work, a mathematical model was used to investigate the control of the switching between the migrating and non-migrating…

Cell Behavior · Quantitative Biology 2021-07-05 Sohei Tasaki , Madoka Nakayama , Izumi Takagi , Jun-ichi Wakita , Wataru Shoji

In biopharmaceutical manufacturing, fermentation processes play a critical role in productivity and profit. A fermentation process uses living cells with complex biological mechanisms, leading to high variability in the process outputs,…

Machine Learning · Statistics 2024-07-09 Bo Wang , Wei Xie , Tugce Martagan , Alp Akcay , Bram van Ravenstein

Control algorithms such as model predictive control (MPC) and state estimators rely on a number of different parameters. The performance of the closed loop usually depends on the correct setting of these parameters. Tuning is often done…

Systems and Control · Electrical Eng. & Systems 2020-10-15 David Stenger , Muzaffer Ay , Dirk Abel

High-speed flight vehicles, which travel much faster than the speed of sound, are crucial for national defense and space exploration. However, accurately predicting their behavior under numerous, varied flight conditions is a challenge and…

Machine Learning · Computer Science 2024-11-07 Tyler E. Korenyi-Both , Nathan J. Falkiewicz , Matthew C. Jones

The development of current building energy system operation has benefited from: 1. Informational support from the optimal design through simulation or first-principles models; 2. System load and energy prediction through machine learning…

Machine Learning · Computer Science 2023-02-22 Xia Chen , Xiaoye Cai , Alexander Kümpel , Dirk Müller , Philipp Geyer

Flying insects are thought to achieve energy-efficient flapping flight by storing and releasing elastic energy in their muscles, tendons, and thorax. However, flight systems consisting elastic elements coupled to nonlinear, unsteady…

Biological Physics · Physics 2024-03-07 James Lynch , Ethan S. Wold , Jeff Gau , Simon Sponberg , Nick Gravish

Thermal soaring saves much energy, but flying large distances in this form represents a great challenge for birds, people and Unmanned Aerial Vehicles (UAVs). The solution is to make use of so-called thermals, which are localized, warmer…

Biological Physics · Physics 2010-12-03 Zsuzsa Ákos , Máté Nagy , Severin Leven , Tamás Vicsek

High-temperature electrolysis (HTE) is a promising technology for achieving high-efficiency power-to-gas, which mitigates the renewable curtailment by transforming wind or solar energy into fuels. Different from low-temperature…

Applied Physics · Physics 2018-10-17 Xuetao Xing , Jin Lin , Yonghua Song , Qiang Hu , You Zhou , Shujun Mu

Tail bending associated with maneuvering flight of insects is a known phenomenon although there are only a few studies which analyze and quantify the effects and benefits of body configuration changes. We hypothesized that these…

Biological Physics · Physics 2017-07-26 Ayodeji T. Bode-Oke , Samane Zeyghami , Haibo Dong

The paper proposes a novel nature-inspired technique of optimization. It mimics the perching nature of eagles and uses mathematical formulations to introduce a new addition to metaheuristic algorithms. The nature of the proposed algorithm…

Neural and Evolutionary Computing · Computer Science 2018-07-10 Ameer Tamoor Khan , Shuai Li Senior , Predrag S. Stanimirovic , Yinyan Zhang