In this work, we combine nonlinear system control techniques with next-generation reservoir computing, a best-in-class machine learning approach for predicting the behavior of dynamical systems. We demonstrate the performance of the controller in a series of control tasks for the chaotic Hénon map, including controlling the system between unstable fixed points, stabilizing the system to higher order periodic orbits, and to an arbitrary desired state. We show that our controller succeeds in these tasks, requires only ten data points for training, can control the system to a desired trajectory in a single iteration, and is robust to noise and modeling error.
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http://dx.doi.org/10.1063/5.0165864 | DOI Listing |
Nat Commun
December 2024
Department of Electronic Engineering, The Chinese University of Hong Kong, Shatin, Hong Kong SAR, China.
Reservoir computing (RC) is a powerful machine learning algorithm for information processing. Despite numerous optical implementations, its speed and scalability remain limited by the need to establish recurrent connections and achieve efficient optical nonlinearities. This work proposes a streamlined photonic RC design based on a new paradigm, called next-generation RC, which overcomes these limitations.
View Article and Find Full Text PDFArch Oral Biol
December 2024
Department of Pharmacology, Faculty of Medicine, Jagiellonian University Medical College, 16 Grzegorzecka str, Kraków 31 531, Poland; Proteomics Laboratory, Centre for the Development of Therapies for Civilization and Age-Related Diseases, Jagiellonian University Medical College, Krakow, Poland. Electronic address:
Objective: Saliva is increasingly being recognized as a convenient and informative reservoir of proteins that could serve as indicators of various diseases. As the literature remains taciturn with regard to saliva collection methods in rodents, our objective was to provide the protocol for a comprehensive quantitative proteomic assessment of stimulated rat saliva.
Design: We applied the next-generation proteomic methodology (directDIA) to compare qualitatively and quantitatively stimulated rat saliva specimens obtained from pilocarpine alone and pilocarpine in combination with isoprenaline.
Curr Microbiol
December 2024
School of Bio Science and Technology, VIT University, Vellore, Tamil Nadu, 632014, India.
Pseudomonas aeruginosa is a prevalent nosocomial pathogen and a significant reservoir of antimicrobial resistance genes in residential and built environments. It is also widespread in various indoor and outdoor settings, including sewage, surface waters, soil, recreational waters (both treated and untreated), and industrial effluents. Surveillance efforts for P.
View Article and Find Full Text PDFMed Phys
December 2024
Department of Energy Engineering and Physics, Amirkabir University of Technology, Tehran, Iran.
Background: Respiratory motion is a challenge for accurate radiotherapy that may be mitigated by real-time tracking. Commercial tracking systems utilize a hybrid external-internal correlation model (ECM), integrating continuous external breathing monitoring with sparse X-ray imaging of the internal tumor position.
Purpose: This study investigates the feasibility of using the next generation reservoir computing (NG-RC) model as a hybrid ECM to transform measured external motions into estimated 3D internal motions.
Int J Mol Sci
November 2024
Biochemistry and Industrial Biotechnology (BIB) Laboratory, Department of Biotechnology, University of Verona, 37134 Verona, Italy.
Plastic waste pollution has become a global crisis, with millions of tons of plastic expected to accumulate in landfills and in natural environments, posing a serious threat to wildlife and human health. As current recycling methods remain inefficient, there is an urgent need for innovative enzymatic solutions to break down plastics and enable a circular economy approach. In this study, we explore the plastic-degrading potential of microorganisms enriched from activated sludge (AS) sourced from a municipal wastewater treatment plant (WWTP)-a known microplastic-contaminated industrial niche.
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