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  • Open Access

    REVIEW

    A Survey of Pixhawk/PX4 Autopilot and Its Impact on Research and Education

    Nourdine Aliane*

    CMC-Computers, Materials & Continua, Vol.87, No.3, 2026, DOI:10.32604/cmc.2026.078545 - 09 April 2026

    Abstract The rapid advancement of unmanned aerial vehicle (UAV) technologies has increased demand for flexible autopilot platforms suitable for both research and education. Among available options, the open-source Pixhawk/PX4 autopilot has emerged as a leading solution due to its modular architecture and robust software ecosystem. This survey examines the adoption of the Pixhawk/PX4 platform in research and education. The survey covers the analysis of the Pixhawk/PX4 autopilot software development APIs, its compatibility with ROS middleware and MATLAB/Simulink environments, and environments for software/hardware-in-the-loop simulations. Additionally, it explores the integration of Cutting-Edge technologies to enhance UAVs performance. By More >

  • Open Access

    ARTICLE

    Freeway Emergency Lane Opening Strategy under Accident Conditions Based on Improved Markov Model

    Jiao Yao, Pujie Wang, Tianyi Zhang, Chenke Zhu, Chenqiang Zhu*

    CMC-Computers, Materials & Continua, Vol.87, No.3, 2026, DOI:10.32604/cmc.2026.077329 - 09 April 2026

    Abstract In accident scenarios on freeways, traffic congestion, sharp declines in capacity, and the limitations of closed systems where vehicles cannot turn around or exit freely often pose serious challenges. To address these issues, this study develops an improved Markov Decision Process (MDP) framework for dynamic emergency lane opening. Compared with traditional MDP-based traffic control models, the proposed method integrates three enhancements: Firstly, an explicit action decision space transition mechanism that couples variable speed limits with emergency lane opening decisions; Secondly, vehicle-type–differentiated actions to support fine-grained and adaptive opening strategies; and a redesigned reward function incorporating… More >

  • Open Access

    ARTICLE

    Preparation of ZnO Nanoparticles Incorporated into Cross-Linked Poly (Methyl Methacrylate) (PMMA) Polymer and Its Biological Application

    Nazeeha S. Alkayal*

    Journal of Polymer Materials, Vol.43, No.1, 2026, DOI:10.32604/jpm.2026.073588 - 03 April 2026

    Abstract The development of polymer nanoparticle composites with enhanced thermal and antibacterial properties is essential for next-generation biomedical materials. However, conventional polymers often exhibit limited bioactivity and poor resistance to degradation, restricting their functional applications. The novelty of this study involves the combination of the bio-derived cross-linker 2,5-bis(aminomethyl)furan (BAF) into poly (methyl methacrylate) PMMA to form a cross-linked network incorporated with various ratios of ZnO nanoparticles (ZnO NPs), resulting in improved biological and thermal properties. The surface morphologies, material crystallinity, and thermal degradation properties of the synthesized BAF–PMMA/ZnO were investigated using Scanning Electron microscopy (SEM), Energy-Dispersive… More >

  • Open Access

    ARTICLE

    Robust Human Pose Estimation and Action Recognition Utilizing Feature Extraction

    Sheng Luo1, Rashid Abbasi1,*, Hao Wang2, Jinghua Xu3, Dongyang Lyu4, Aaron Zhang1, Farhan Amin5,*, Isabel de la Torre6, Gerardo Mendez Mezquita7, Henry Fabian Gongora7

    CMES-Computer Modeling in Engineering & Sciences, Vol.146, No.3, 2026, DOI:10.32604/cmes.2026.075080 - 30 March 2026

    Abstract Human pose estimation is crucial across diverse applications, from healthcare to human–computer interaction. Integrating inertial measurement units (IMUs) with monocular vision methods holds great potential for leveraging complementary modalities; however, existing approaches are often limited by IMU drift, noise, and underutilization of visual information. To address these limitations, we propose a novel dual-stream feature extraction framework that effectively combines temporal IMU data and single-view image features for improved pose estimation. Short-term dependencies in IMU sequences are captured with convolutional layers, while a Transformer-based architecture models long-range temporal dynamics. To mitigate IMU drift and inter-sensor inconsistencies, More >

  • Open Access

    ARTICLE

    Study on the Relationship between Flowering Characteristics and Fruit Setting of Oil Tree Peony

    Xiangnan He1, Xinyu Gao1, Kaiyue Zhang2, Dongfeng Wei3, Yuying Li1, Chunling He2, Xiaogai Hou1,*

    Phyton-International Journal of Experimental Botany, Vol.95, No.3, 2026, DOI:10.32604/phyton.2026.078506 - 31 March 2026

    Abstract This study investigated the association between floral and fruiting traits in oil tree peony to inform elite breeding and hybrid programmes. Floral and fruiting metrics of Paeonia ostii ‘Fengdanbai’ and Paeonia rockii ‘Zibanbai’ were recorded under natural conditions; data were analysed using independent-samples t-tests, Pearson correlations, stepwise multiple linear regression and membership functions. Paeonia ostii ‘Fengdanbai’ produced more pollen number per flower, but fewer ovules and seeds per fruit than Paeonia rockii ‘Zibanbai’ (p < 0.05). Pollen viability and stigma receptivity followed similar unimodal temporal curves in both taxa. Peak pollen viability occurred on day 3 after anthesis in P. ostiiMore >

  • Open Access

    REVIEW

    Biological Activities of Soybean (Glycine max L.) Oil and Its Bioactive Constituents: A Focus on Volatile Fractions and Functional Potential

    Ivica Delic1, Maja Matosa Kocar2, Goran Jukic3, Ivan Varnica3, Valentina Spanic4,*

    Phyton-International Journal of Experimental Botany, Vol.95, No.3, 2026, DOI:10.32604/phyton.2026.077597 - 31 March 2026

    Abstract Soybean oil is one of the most widely consumed vegetable oils globally, valued not only for its affordability and functional properties but also for its rich profile of bioactive compounds. This review critically synthesizes current knowledge on the non-volatile bioactive constituents of crude and refined soybean oil, particularly polyunsaturated fatty acids, tocopherols, phytosterols, phospholipids, and saponins, as well as volatile bioactives present in soybean essential oil. Emphasis is placed on their antioxidant, anti-inflammatory, cardioprotective, metabolic, antimicrobial, and dermatological activities, alongside their relevance for functional foods, nutraceuticals, cosmeceuticals, and pharmaceutical applications. The review examines how oil… More >

  • Open Access

    ARTICLE

    Biochemical Evaluation of Custard Apple (Annona reticulata L.) Fruits in Tepic, Nayarit

    Flavia Angélica Pérez-Flores1, José Orlando Jiménez-Zurita2,*, Pedro Ulises Bautista-Rosales3,*, Rosendo Balois-Morales2, Graciela Guadalupe López-Guzmán2, Andrés Eloy León-Fernández4, Juan Esteban Bello-Lara4, Carlos Azhael Rodríguez-Guzmán4, Guillermo Berumen-Varela3

    Phyton-International Journal of Experimental Botany, Vol.95, No.3, 2026, DOI:10.32604/phyton.2026.077078 - 31 March 2026

    Abstract The custard apple fruit (Annona reticulata L.) is distinguished not only by its pleasant flavor and high nutritional value, but also by the presence of bioactive compounds in its pulp, particularly antioxidants, which may provide health benefits when consumed. However, in Nayarit this plant material is found in the wild, without agronomic management or conservation programs. Therefore, the purpose of this research was to evaluate several antioxidants in the pulp of custard apple fruits. Fruits were collected from four localities in Tepic, Nayarit (Jicote, Trapichillo, 14 de Marzo, and Tepic). Total phenolics, flavonoids, vitamin C, carotenoids,… More >

  • Open Access

    ARTICLE

    Multi-Timescale Flexible Thermal-Electric Coupling Operation of Coal-Fired Thermal Power Units Integrated with Molten Salt Thermal Storage System

    Haifeng Li1, Xiao Li1, Yuchen Hao1, Tao Jin1, Yi Cao1, Yan Yang2, Zheng Wang2, Yuze Zhou2, Yao Zou3,*

    Energy Engineering, Vol.123, No.4, 2026, DOI:10.32604/ee.2025.072787 - 27 March 2026

    Abstract The increasing penetration of renewable energy sources (RES) imposes stringent flexibility requirements on thermal power units (TPUs). Integrating molten salt thermal storage systems (MSTS) and thermal-electric coupling technologies into TPUs has the potential to improve their operational flexibility and regulation capability. However, existing research seldom investigates the combined effects of MSTS retrofitting and thermal-electric output coupling on short-term dispatchability, especially under rapid load variation conditions. This study proposes a comprehensive modeling and multi-timescale optimization framework for MSTS-retrofitted TPUs with rapid load variation capability, enabling coordinated thermal and electrical dispatch in both day-ahead and real-time stages.… More >

  • Open Access

    RETRACTION

    Retraction: MicroRNA 125a-5p Inhibits Cell Proliferation and Induces Apoptosis in Hepatitis B Virus-Related Hepatocellular Carcinoma by Downregulation of ErbB3

    Oncology Research Editorial Office

    Oncology Research, Vol.34, No.4, 2026, DOI:10.32604/or.2026.081287 - 23 March 2026

    Abstract This article has no abstract. More >

  • Open Access

    ARTICLE

    OTUD4 Inhibits Prostate Cancer by Deubiquitinating MYH9

    Zheng Qin1,2,#, Yueyao Zhang3,#, Dongze Liu4,#, Xiaokang Zheng5, Kaibin Wang1,2, Xiao Zhu1,2, Yuanhao Zhang1,2, Kexin Xu1,2, Changying Li1,2, Lijuan Kang1,2, Lili Wang1,2, Haitao Wang1,2,*

    Oncology Research, Vol.34, No.4, 2026, DOI:10.32604/or.2025.073455 - 23 March 2026

    Abstract Objective: Prostate cancer is the second most common fatal cancer in men. Identifying new biological therapeutic targets is crucial to effectively improve the prognosis of prostate cancer patients. Ovarian tumor family deubiquitinase 4 (OTUD4) is a member of the ovarian tumor-associated protease domain (OTUDs) family. Although previous studies have shown that the expression and function of OTUD4 vary across different tumors, its role in prostate cancer remains unknown. The aim of this study is to explore new therapeutic targets and diagnostic markers for prostate cancer and investigate their mechanisms of action. Methods: Cell culture, Cell… More >

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