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  • Open Access

    ARTICLE

    A Comparative Study on Hydrodynamic Optimization Approaches for AUV Design Using CFD

    KL Vasudev1, Manish Pandey2, Jaan H. Pu3,*

    FDMP-Fluid Dynamics & Materials Processing, Vol.21, No.7, pp. 1545-1569, 2025, DOI:10.32604/fdmp.2025.065289 - 31 July 2025

    Abstract This study presents a comparative analysis of optimisation strategies for designing hull shapes of Autonomous Underwater Vehicles (AUVs), paying special attention to drag, lift-to-drag ratio, and delivered power. A fully integrated optimisation framework is developed accordingly, combining a single-objective Genetic Algorithm (GA) for design parameter generation, Computer-Aided Geometric Design (CAGD) for the creation of hull geometries and associated fluid domains, and a Reynolds-Averaged Navier–Stokes (RANS) solver for evaluating hydrodynamic performance metrics. This unified approach eliminates manual intervention, enabling automated determination of optimal hull configurations. Three distinct optimisation problems are addressed using the proposed methodology. First,… More >

  • Open Access

    ARTICLE

    Implementation of a Pediatric Oncology Precision Medicine Clinic to Personalize Approaches for Diagnosing and Treating Solid Tumors

    Madeline Keane1, Natalia Wojciechowska2, Lindsay Zumwalt1,*, Emilie Sandfeld3, Alejandra Dominguez1, Jason Wang2, Anish Ray2

    Oncology Research, Vol.33, No.8, pp. 1895-1908, 2025, DOI:10.32604/or.2025.065547 - 18 July 2025

    Abstract Background: Precision medicine is an emerging approach for treating pediatric cancer due to its ability to target tumor-specific genetic drivers rather than provide broad and aggressive treatments. The study aimed to outline the establishment and impact of a Precision Medicine Clinic (PMC) in the setting of pediatric oncology, with the objective of offering targeted treatment options within the institution and creating a scalable model for adoption by other healthcare systems to achieve a wider impact. Methods: Recognizing this need for an individualized approach to treating patients, Cook Children’s Medical Center (CCMC) established a multidisciplinary molecular… More >

  • Open Access

    REVIEW

    An Overview and Comparative Study of Traditional, Chaos-Based and Machine Learning Approaches in Pseudorandom Number Generation

    Issah Zabsonre Alhassan1,2,*, Gaddafi Abdul-Salaam1, Michael Asante1, Yaw Marfo Missah1, Alimatu Sadia Shirazu1

    Journal of Cyber Security, Vol.7, pp. 165-196, 2025, DOI:10.32604/jcs.2025.063529 - 07 July 2025

    Abstract Pseudorandom number generators (PRNGs) are foundational to modern cryptography, yet existing approaches face critical trade-offs between cryptographic security, computational efficiency, and adaptability to emerging threats. Traditional PRNGs (e.g., Mersenne Twister, LCG) remain widely used in low-security applications despite vulnerabilities to predictability attacks, while machine learning (ML)-driven and chaos-based alternatives struggle to balance statistical robustness with practical deployability. This study systematically evaluates traditional, chaos-based, and ML-driven PRNGs to identify design principles for next-generation systems capable of meeting the demands of high-security environment like blockchain and IoT. Using a framework that quantifies cryptographic robustness (via NIST SP… More >

  • Open Access

    REVIEW

    A Comprehensive Review of Face Detection Techniques for Occluded Faces: Methods, Datasets, and Open Challenges

    Thaer Thaher1,*, Majdi Mafarja2, Muhammed Saffarini3, Abdul Hakim H. M. Mohamed4, Ayman A. El-Saleh5

    CMES-Computer Modeling in Engineering & Sciences, Vol.143, No.3, pp. 2615-2673, 2025, DOI:10.32604/cmes.2025.064857 - 30 June 2025

    Abstract Detecting faces under occlusion remains a significant challenge in computer vision due to variations caused by masks, sunglasses, and other obstructions. Addressing this issue is crucial for applications such as surveillance, biometric authentication, and human-computer interaction. This paper provides a comprehensive review of face detection techniques developed to handle occluded faces. Studies are categorized into four main approaches: feature-based, machine learning-based, deep learning-based, and hybrid methods. We analyzed state-of-the-art studies within each category, examining their methodologies, strengths, and limitations based on widely used benchmark datasets, highlighting their adaptability to partial and severe occlusions. The review… More >

  • Open Access

    REVIEW

    Innovative Approaches in the Extraction, Identification, and Application of Secondary Metabolites from Plants

    Amine Assouguem1,*, Saoussan Annemer2,3, Mohammed Kara4, Abderrahim Lazraq5

    Phyton-International Journal of Experimental Botany, Vol.94, No.6, pp. 1631-1668, 2025, DOI:10.32604/phyton.2025.065750 - 27 June 2025

    Abstract Unlike primary metabolites, secondary metabolites serve critical ecological functions, including plant protection, stress tolerance, and symbiosis. This review focuses on extracting, separating, and identifying the major classes of secondary metabolites, including alkaloids, terpenoids, phenolics, glycosides, saponins, and coumarins. It describes optimized methods regarding plant selection, extraction by solvents, and purification of the metabolites, highlighting the latest advancements in chromatographic and spectroscopic techniques. The review also describes some of the most important problems, such as the instability of the compounds or diversity of the structures, and discusses emerging technologies that solve these issues. Moreover, it examines More >

  • Open Access

    MINI REVIEW

    Review of techniques and approaches for ectopic reservoir placement in inflatable penile implant

    Etan Eigner1,*, Yacov Reisman2, Nicola Fazza1, Ameer Nsair1, Valentin Shabataev1, Ariel Zisman1

    Canadian Journal of Urology, Vol.32, No.3, pp. 229-235, 2025, DOI:10.32604/cju.2025.063332 - 27 June 2025

    Abstract Inflatable penile prosthesis (IPP) implantation is the gold standard treatment for patients with erectile dysfunction who are refractory to medical therapy. The standard placement of the reservoir in the space of Retzius (SOR) may be contraindicated in patients with prior pelvic or abdominal surgery due to altered anatomy and increased risk of complications. This has led to the development of alternative ectopic reservoir placement techniques. In this narrative review, we summarize the literature on various ectopic reservoir approaches, including low and high submuscular placements, submuscular techniques with counter incisions or transfascial fixation, midline submuscular placement, More >

  • Open Access

    EDITORIAL

    Guest Editorial Special Issue on the Next-Generation Deep Learning Approaches to Emerging Real-World Applications

    Yu Zhou1, Eneko Osaba2, Xiao Zhang3,*

    CMC-Computers, Materials & Continua, Vol.84, No.1, pp. 237-242, 2025, DOI:10.32604/cmc.2025.066663 - 09 June 2025

    Abstract This article has no abstract. More >

  • Open Access

    ARTICLE

    Advanced ECG Signal Analysis for Cardiovascular Disease Diagnosis Using AVOA Optimized Ensembled Deep Transfer Learning Approaches

    Amrutanshu Panigrahi1, Abhilash Pati1, Bibhuprasad Sahu2, Ashis Kumar Pati3, Subrata Chowdhury4, Khursheed Aurangzeb5,*, Nadeem Javaid6, Sheraz Aslam7,*

    CMC-Computers, Materials & Continua, Vol.84, No.1, pp. 1633-1657, 2025, DOI:10.32604/cmc.2025.063562 - 09 June 2025

    Abstract The integration of IoT and Deep Learning (DL) has significantly advanced real-time health monitoring and predictive maintenance in prognostic and health management (PHM). Electrocardiograms (ECGs) are widely used for cardiovascular disease (CVD) diagnosis, but fluctuating signal patterns make classification challenging. Computer-assisted automated diagnostic tools that enhance ECG signal categorization using sophisticated algorithms and machine learning are helping healthcare practitioners manage greater patient populations. With this motivation, the study proposes a DL framework leveraging the PTB-XL ECG dataset to improve CVD diagnosis. Deep Transfer Learning (DTL) techniques extract features, followed by feature fusion to eliminate redundancy… More >

  • Open Access

    ARTICLE

    Study on Eye Gaze Detection Using Deep Transfer Learning Approaches

    Vidivelli Soundararajan*, Manikandan Ramachandran*, Srivatsan Vinodh Kumar

    CMC-Computers, Materials & Continua, Vol.83, No.3, pp. 5259-5277, 2025, DOI:10.32604/cmc.2025.063059 - 19 May 2025

    Abstract Many applications, including security systems, medical diagnostics, and human-computer interfaces, depend on eye gaze recognition. However, due to factors including individual variations, occlusions, and shifting illumination conditions, real-world scenarios continue to provide difficulties for accurate and consistent eye gaze recognition. This work is aimed at investigating the potential benefits of employing transfer learning to improve eye gaze detection ability and efficiency. Transfer learning is the process of fine-tuning pre-trained models on smaller, domain-specific datasets after they have been trained on larger datasets. We study several transfer learning algorithms and evaluate their effectiveness on eye gaze… More >

  • Open Access

    ARTICLE

    A Hybrid Framework Combining Rule-Based and Deep Learning Approaches for Data-Driven Verdict Recommendations

    Muhammad Hameed Siddiqi1,*, Menwa Alshammeri1, Jawad Khan2,*, Muhammad Faheem Khan3, Asfandyar Khan4, Madallah Alruwaili1, Yousef Alhwaiti1, Saad Alanazi1, Irshad Ahmad5

    CMC-Computers, Materials & Continua, Vol.83, No.3, pp. 5345-5371, 2025, DOI:10.32604/cmc.2025.062340 - 19 May 2025

    Abstract As legal cases grow in complexity and volume worldwide, integrating machine learning and artificial intelligence into judicial systems has become a pivotal research focus. This study introduces a comprehensive framework for verdict recommendation that synergizes rule-based methods with deep learning techniques specifically tailored to the legal domain. The proposed framework comprises three core modules: legal feature extraction, semantic similarity assessment, and verdict recommendation. For legal feature extraction, a rule-based approach leverages Black’s Law Dictionary and WordNet Synsets to construct feature vectors from judicial texts. Semantic similarity between cases is evaluated using a hybrid method that… More >

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