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  • Open Access

    ARTICLE

    A Coordinated Multi-Loop Control Strategy for Fault Ride-Through in Grid-Forming Converters

    Zhuang Liu#, Mingwei Ren, Kai Shi*, Peifeng Xu

    Energy Engineering, Vol.123, No.1, 2026, DOI:10.32604/ee.2025.069480 - 27 December 2025

    Abstract Grid-Forming (GFM) converters are prone to fault-induced overcurrent and power angle instability during grid fault-induced voltage sags. To address this, this paper develops a multi-loop coordinated fault ride-through (FRT) control strategy based on a power outer loop and voltage-current inner loops, aiming to enhance the stability and current-limiting capability of GFM converters during grid fault conditions. During voltage sags, the GFM converter’s voltage source behavior is maintained by dynamically adjusting the reactive power reference to provide voltage support, thereby effectively suppressing the steady-state component of the fault current. To address the active power imbalance induced… More >

  • Open Access

    ARTICLE

    Genetic Diversity of Tuberose (Polianthes tuberosa L.) Germplasm through Molecular Approaches to Obtain Desirable Plant Materials for Future Breeding Programs

    Vardhelli Soukya1, Soumen Maitra1,*, Nandita Sahana2, Saikat Das3, Rupsanatan Mandal3, Arpita Mandal Khan1, Arindam Das4, Ashok Choudhury5, Prodyut Kumar Paul6, Ahmed Gaber7, Mohammed M. Althaqafi8, Akbar Hossain9,*

    Phyton-International Journal of Experimental Botany, Vol.94, No.11, pp. 3493-3508, 2025, DOI:10.32604/phyton.2025.071450 - 01 December 2025

    Abstract The present study investigated the genetic diversity of 24 germplasms of Polianthes tuberosa L. via 16 inter simple sequence repeat (ISSR) marker techniques. The research findings revealed that the ISSR markers presented higher levels of band reproducibility and were more efficient at clustering germplasms. Among the 16 markers examined in this study, 12 had a complete polymorphism rate of 100%. The molecular analysis revealed a PIC ranging from 0.079 to 0.373, with a mean value of 0.30, whereas the range of the marker index was from 0.0001 to 0.409, with an average value of 0.03, and More >

  • Open Access

    ARTICLE

    A Comparative Study of Data Representation Techniques for Deep Learning-Based Classification of Promoter and Histone-Associated DNA Regions

    Sarab Almuhaideb1,*, Najwa Altwaijry1, Isra Al-Turaiki1, Ahmad Raza Khan2, Hamza Ali Rizvi3

    CMC-Computers, Materials & Continua, Vol.85, No.2, pp. 3095-3128, 2025, DOI:10.32604/cmc.2025.067390 - 23 September 2025

    Abstract Many bioinformatics applications require determining the class of a newly sequenced Deoxyribonucleic acid (DNA) sequence, making DNA sequence classification an integral step in performing bioinformatics analysis, where large biomedical datasets are transformed into valuable knowledge. Existing methods rely on a feature extraction step and suffer from high computational time requirements. In contrast, newer approaches leveraging deep learning have shown significant promise in enhancing accuracy and efficiency. In this paper, we investigate the performance of various deep learning architectures: Convolutional Neural Network (CNN), CNN-Long Short-Term Memory (CNN-LSTM), CNN-Bidirectional Long Short-Term Memory (CNN-BiLSTM), Residual Network (ResNet), and… More >

  • Open Access

    ARTICLE

    Mitochondrial Genomic Characterization and Phylogenetic Analysis of Wild Rapeseed Rorippa indica

    Wentao Sheng1,2,*

    Phyton-International Journal of Experimental Botany, Vol.94, No.7, pp. 2015-2031, 2025, DOI:10.32604/phyton.2025.066232 - 31 July 2025

    Abstract Rorippa indica is a wild oilseed crop of Brassicaceae with good environmental adaptability and strong stress resistance. This plant has become an important wild relative species for rapeseed (Brassica napus L.) and is used to improve its agronomic traits, with important development and utilization value. However, the research of R. indica genetics is still lacking. And no mitochondrial genome (mitogenome) in the genus Rorippa has been expounded. To analyze the structural characteristics of the R. indica mitogenome, second-generation and third-generation sequencing techniques were made to assemble its mitogenome. The results showed that its mitogenome is composed of a single master… More >

  • Open Access

    ARTICLE

    Complete Genomic Sequence Analysis of Sweet Potato Virus 2 Isolates from the Shandong and Jiangsu Provinces in China

    Zichen Li1,#, Jukui Ma2,#, Minjun Liu3, Guowei Geng1,*, Hongxia Zhang1,*

    Phyton-International Journal of Experimental Botany, Vol.94, No.6, pp. 1841-1856, 2025, DOI:10.32604/phyton.2025.066148 - 27 June 2025

    Abstract Sweet potatoes are significant cash crops, however, their yield and quality are greatly compromised by viral diseases. In this study, the complete genomic sequences of two Sweet Potato Virus 2 (SPV2) isolates from infected sweet potato leaves in the Shandong (designated as SPV2-SDYT, GenBank No. PQ855660.1) and Jiangsu (designated as SPV2-JSXZ, GenBank No. PQ855661.1) provinces in China were obtained using 5 RACE and RT-PCR amplification. Consistency, phylogeny, codon usage bias, recombination, and selection pressure analyses were conducted using the SPV2-SDYT and SPV2-JSXZ genome sequences. The complete genome sequences of SPV2-SDYT and SPV2-JSXZ were 10561 nucleotides (nt)… More >

  • Open Access

    ARTICLE

    Multi-Firmware Comparison Based on Evolutionary Algorithm and Trusted Base Point

    Wenbing Wang*, Yongwen Liu

    CMC-Computers, Materials & Continua, Vol.84, No.1, pp. 763-790, 2025, DOI:10.32604/cmc.2025.065179 - 09 June 2025

    Abstract Multi-firmware comparison techniques can improve efficiency when auditing firmwares in bulk. However, the problem of matching functions between multiple firmwares has not been studied before. This paper proposes a multi-firmware comparison method based on evolutionary algorithms and trusted base points. We first model the multi-firmware comparison as a multi-sequence matching problem. Then, we propose an adaptation function and a population generation method based on trusted base points. Finally, we apply an evolutionary algorithm to find the optimal result. At the same time, we design the similarity of matching results as an evaluation metric to measure More >

  • Open Access

    ARTICLE

    Chaos-Based Novel Watermarked Satellite Image Encryption Scheme

    Mohamed Medani1, Yahia Said2, Nashwan Adnan Othman3,4, Farrukh Yuldashev5, Mohamed Kchaou6, Faisal Khaled Aldawood6, Bacha Rehman7,*

    CMES-Computer Modeling in Engineering & Sciences, Vol.143, No.1, pp. 1049-1070, 2025, DOI:10.32604/cmes.2025.063405 - 11 April 2025

    Abstract Satellite images are widely used for remote sensing and defence applications, however, they are subject to a variety of threats. To ensure the security and privacy of these images, they must be watermarked and encrypted before communication. Therefore, this paper proposes a novel watermarked satellite image encryption scheme based on chaos, Deoxyribonucleic Acid (DNA) sequence, and hash algorithm. The watermark image, DNA sequence, and plaintext image are passed through the Secure Hash Algorithm (SHA-512) to compute the initial condition (keys) for the Tangent-Delay Ellipse Reflecting Cavity Map (TD-ERCS), Henon, and Duffing chaotic maps, respectively. Through More >

  • Open Access

    ARTICLE

    Potential Effect of Short Video Usage Intensity on Short Video Addiction, Perceived Mood Enhancement (‘TikTok Brain’), and Attention Control among Chinese Adolescents

    Jian-Hong Ye1,2, Junpeng Zheng3, Weiguaju Nong4, Xiantong Yang5,*

    International Journal of Mental Health Promotion, Vol.27, No.3, pp. 271-286, 2025, DOI:10.32604/ijmhp.2025.059929 - 31 March 2025

    Abstract Objectives: Short video addiction has emerged as a significant public health issue in recent years, with a growing trend toward severity. However, research on the causes and impacts of short video addiction remains limited, and understanding of the variable “TikTok brain” is still in its infancy. Therefore, based on the Stimulus-Organism-Behavior-Consequence (SOBC) framework, we proposed six research hypotheses and constructed a model to explore the relationships between short video usage intensity, TikTok brain, short video addiction, and decreased attention control. Methods: Given that students are considered a high-risk group for excessive short video use, we… More >

  • Open Access

    ARTICLE

    Image Copy-Move Forgery Detection and Localization Method Based on Sequence-to-Sequence Transformer Structure

    Gang Hao, Peng Liang*, Ziyuan Li, Huimin Zhao, Hong Zhang

    CMC-Computers, Materials & Continua, Vol.82, No.3, pp. 5221-5238, 2025, DOI:10.32604/cmc.2025.055739 - 06 March 2025

    Abstract In recent years, the detection of image copy-move forgery (CMFD) has become a critical challenge in verifying the authenticity of digital images, particularly as image manipulation techniques evolve rapidly. While deep convolutional neural networks (DCNNs) have been widely employed for CMFD tasks, they are often hindered by a notable limitation: the progressive reduction in spatial resolution during the encoding process, which leads to the loss of critical image details. These details are essential for the accurate detection and localization of image copy-move forgery. To overcome the limitations of existing methods, this paper proposes a Transformer-based… More >

  • Open Access

    ARTICLE

    Chloroplast Genome Sequence Characterization and Phylogenetic Analysis of Pyrola Atropurpurea Franch

    Wentao Sheng*

    Phyton-International Journal of Experimental Botany, Vol.94, No.2, pp. 331-345, 2025, DOI:10.32604/phyton.2025.061424 - 06 March 2025

    Abstract Pyrola atropurpurea Franch is an important annual herbaceous plant. Few genomic analyses have been conducted on this plant, and chloroplast genome research will enrich its genomics basis. This study is based on high-throughput sequencing technology and Bioinformatics methods to obtain the sequence, structure, and other characteristics of the P. atropurpurea chloroplast genome. The result showed that the chloroplast genome of P. atropurpurea has a double-stranded circular structure with a total length of 172,535 bp and a typical four-segment structure. The genome has annotated a total of 132 functional genes, including 43 tRNAs, 8 rRNAs, 76 protein-coding genes, and… More >

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