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Cancellable Multi-Biometric Feature Veins Template Generation Based on SHA-3 Hashing 基于SHA-3哈希的可取消多生物特征静脉模板生成
Pub Date : 1900-01-01 DOI: 10.32604/cmc.2023.030789
Salwa M. Serag Eldin, Ahmed Sedik, Sultan S. Alshamrani, Ahmed M. Ayoup
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引用次数: 0
An Optimized Deep Learning Approach for Improving Airline Services 改进航空公司服务的优化深度学习方法
Pub Date : 1900-01-01 DOI: 10.32604/cmc.2023.034399
Shimaa Ouf
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引用次数: 0
DSAFF-Net: A Backbone Network Based on Mask R-CNN for Small Object Detection DSAFF-Net:基于掩模R-CNN的小目标检测骨干网络
Pub Date : 1900-01-01 DOI: 10.32604/cmc.2023.027627
Jianqiang Peng, Yifang Zhao, Dengyong Zhang, Feng Li, Arun Kumar Sangaiah
Recently, object detection based on convolutional neural networks (CNNs) has developed rapidly. The backbone networks for basic feature extraction are an important component of the whole detection task. Therefore, we present a new feature extraction strategy in this paper, which name is DSAFF-Net. In this strategy, we design: 1) a sandwich attention feature fusion module (SAFF module). Its purpose is to enhance the semantic information of shallow features and resolution of deep features, which is beneficial to small object detection after feature fusion. 2) to add a new stage called D-block to alleviate the disadvantages of decreasing spatial resolution when the pooling layer increases the receptive field. The method proposed in the new stage replaces the original method of obtaining the P6 feature map and uses the result as the input of the regional proposal network (RPN). In the experimental phase, we use the new strategy to extract features. The experiment takes the public dataset of Microsoft Common Objects in Context (MS COCO) object detection and the dataset of Corona Virus Disease 2019 (COVID-19) image classification as the experimental object respectively. The results show that the average recognition accuracy of COVID-19 in the classification dataset is improved to 98.163%, and small object detection in object detection tasks is improved by 4.0%. © 2023 Tech Science Press. All rights reserved.
近年来,基于卷积神经网络(cnn)的目标检测得到了迅速发展。用于基本特征提取的骨干网络是整个检测任务的重要组成部分。为此,本文提出了一种新的特征提取策略,命名为DSAFF-Net。在该策略中,我们设计了:1)三明治注意特征融合模块(SAFF模块)。其目的是增强浅层特征的语义信息和深层特征的分辨率,有利于特征融合后的小目标检测。2)增加一个新的阶段D-block,以缓解池化层增加接收野时空间分辨率降低的缺点。新阶段提出的方法取代了原有的获取P6特征图的方法,并将结果作为区域建议网络(RPN)的输入。在实验阶段,我们使用新的策略来提取特征。实验分别以Microsoft Common Objects in Context (MS COCO)对象检测公共数据集和2019冠状病毒病(COVID-19)图像分类数据集为实验对象。结果表明,分类数据集中COVID-19的平均识别准确率提高到98.163%,目标检测任务中的小目标检测提高了4.0%。©2023科技科学出版社。版权所有。
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引用次数: 1
Power Allocation in NOMA-CR for 5G Enabled IoT Networks 支持5G物联网的NOMA-CR功率分配
Pub Date : 1900-01-01 DOI: 10.32604/cmc.2022.027532
Mohammed Basheri, Mohammad Haseeb Zafar, Imran Khan
: In the power domain, non-orthogonal multiple access (NOMA) supports multiple users on the same time-frequency resources, assigns different transmission powers to different users, and differentiates users by user channel gains. Multi-user signals are superimposed and transmitted in the power domain at the transmitting end by actively implementing con-trollable interference information, and multi-user detection algorithms, such as successive interference cancellation (SIC) is performed at the receiving end to demodulate the necessary user signals. In contrast to the orthogonal transmission method, the non-orthogonal method can achieve higher spectrum utilization. However, it will increase the receiver complexity. With the development of microelectronics technology, chip processing capabilities continue to increase, laying the foundation for the practical application of non-orthogonal transmission technology. In NOMA, different users are differentiated by different power levels. Therefore, the power allocation has a considerable impact on the NOMA system performance. To address this issue, the idea of splitting power into two portions, intra-subbands and inter-subbands, is proposed in this study as a useful algorithm. Then, such optimization problems are solved using proportional fair scheduling and water-filling algorithms. Finally, the error propagation was modeled and analyzed for the residual interference. The proposed technique effectively increased the system throughput and performance under various operating settings according to simulation findings. A comparison is performed with existing algorithms for performance evaluation.
:在功率域,NOMA (non-orthogonal multiple access)支持在同一时频资源上的多个用户,为不同的用户分配不同的传输功率,并根据用户信道增益来区分用户。在发射端通过主动实施可控干扰信息,将多用户信号叠加并在功率域中传输,在接收端通过连续干扰抵消(SIC)等多用户检测算法解调必要的用户信号。与正交传输法相比,非正交传输法可以实现更高的频谱利用率。但是,这会增加接收方的复杂度。随着微电子技术的发展,芯片处理能力不断提高,为非正交传输技术的实际应用奠定了基础。在NOMA中,不同的用户通过不同的功率级别来区分。因此,功率分配对NOMA系统的性能有很大的影响。为了解决这个问题,本研究提出了将功率分成两部分的想法,即子带内和子带间,作为一种有用的算法。然后,采用比例公平调度和注水算法求解这类优化问题。最后,对误差传播进行了建模,并对残余干扰进行了分析。仿真结果表明,该技术有效地提高了系统在各种操作设置下的吞吐量和性能。并与现有算法进行了性能评价的比较。
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引用次数: 0
Weakly Supervised Abstractive Summarization with Enhancing Factual Consistency for Chinese Complaint Reports 增强中文投诉报告事实一致性的弱监督抽象摘要
Pub Date : 1900-01-01 DOI: 10.32604/cmc.2023.036178
Ren Tao, Chen Shuang
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引用次数: 0
PCATNet: Position-Class Awareness Transformer for Image Captioning PCATNet:用于图像字幕的位置类感知转换器
Pub Date : 1900-01-01 DOI: 10.32604/cmc.2023.037861
Ziwei Tang, Yaohua Yi, Changhui Yu, Aiguo Yin
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引用次数: 0
Metaheuristic Optimization for Mobile Robot Navigation Based爋n燩ath燩lanning 基于爋和燩ath燩规划的移动机器人导航元启发式优化
Pub Date : 1900-01-01 DOI: 10.32604/cmc.2022.026672
El-Sayed M. El-kenawy, Zeeshan Shafi Khan, Abdelhameed Ibrahim, Bandar Abdullah Aloyaydi, H. Arafat Ali, Ali E. Takieldeen
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引用次数: 0
Intelligent Deep Learning Based Multi-Retinal Disease Diagnosis and Classification Framework 基于智能深度学习的多视网膜疾病诊断与分类框架
Pub Date : 1900-01-01 DOI: 10.32604/cmc.2022.023919
Thavavel Vaiyapuri, S. Srinivasan, Mohamed Yacin Sikkandar, T. S. Balaji, Seifedine Kadry, Maytham N. Meqdad, Yun-Seong Nam
{"title":"Intelligent Deep Learning Based Multi-Retinal Disease Diagnosis and Classification Framework","authors":"Thavavel Vaiyapuri, S. Srinivasan, Mohamed Yacin Sikkandar, T. S. Balaji, Seifedine Kadry, Maytham N. Meqdad, Yun-Seong Nam","doi":"10.32604/cmc.2022.023919","DOIUrl":"https://doi.org/10.32604/cmc.2022.023919","url":null,"abstract":"","PeriodicalId":329824,"journal":{"name":"Computers, Materials & Continua","volume":"16 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"1900-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"114499229","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 4
The Role of Deep Learning in Parking Space Identification and燩rediction燬ystems 深度学习在停车位识别和燩预测燬系统中的作用
Pub Date : 1900-01-01 DOI: 10.32604/cmc.2023.034988
Faizan Rasheed, Y. Saleem, Kok-Lim Alvin Yau, Yung-Wey Chong, Sye Loong Keoh
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引用次数: 0
A Blockchain-Based Framework for Secure Storage and Sharing of Resumes 基于区块链的安全存储和共享简历的框架
Pub Date : 1900-01-01 DOI: 10.32604/cmc.2022.028284
Huanrong Tang, Changlin Hu, Tianming Liu, Jian-quan Ouyang
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引用次数: 0
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