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Innovative resource allocation mechanism for optimizing 5G multi user‐massive multiple input multiple output system 优化 5G 多用户-海量多输入多输出系统的创新资源分配机制
Pub Date : 2024-08-10 DOI: 10.1002/itl2.569
P. Leela Rani, N. Devi, A. Guru Gokul
5G networks are essential in all locations owing to the multitude of advantages they provide. As a result, the number of users has increased dramatically. Nevertheless, these users require a variety of resources in order to function efficiently. Deep learning techniques have been created to improve the precision and dependability of resource allocation in the context of 5G networks. This research utilizes an efficient recurrent neural network (ERNN) to handle resource allocation for 5G multiuser (MU)‐massive multiple input multiple output (MIMO). In order to optimize the objective functions, the first application of the multi‐objective differential evaluation algorithm (MODEA) is used. The neural network is provided with these updated goal functions in order to allocate resources. ERNN evaluates the level of need for each individual user. By partitioning the resource at this level, it maintains a high throughput while distributing it to each user. In addition, the fairness index of the resource distribution system based on neural networks is established. The suggested method achieves a data transfer rate of 290 bits per second (bps) and a fairness index of 0.97% when used by 50 users. The findings of the proposed method exhibit superior performance compared to other existing methods in the field of 5G massive MIMO.
5G 网络具有诸多优势,在所有地方都必不可少。因此,用户数量急剧增加。然而,这些用户需要各种资源才能高效运行。为了提高 5G 网络资源分配的精确性和可靠性,人们创造了深度学习技术。本研究利用高效递归神经网络(ERNN)处理 5G 多用户(MU)-大规模多输入多输出(MIMO)的资源分配。为了优化目标函数,首次应用了多目标差分评估算法(MODEA)。神经网络利用这些更新的目标函数来分配资源。ERNN 评估每个用户的需求水平。通过在此级别上对资源进行分区,ERNN 在向每个用户分配资源的同时,还能保持较高的吞吐量。此外,还建立了基于神经网络的资源分配系统的公平性指数。当 50 个用户使用时,建议的方法实现了每秒 290 比特 (bps) 的数据传输速率和 0.97% 的公平指数。与 5G 大规模多输入多输出(massive MIMO)领域的其他现有方法相比,建议方法的研究结果表明其性能更优越。
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引用次数: 0
An Internet of Things security‐based E parking framework for smart city application using Lora 使用 Lora 为智慧城市应用开发基于安全的物联网电子停车框架
Pub Date : 2024-08-08 DOI: 10.1002/itl2.566
S. K. Tripathy, G. Palai
Finding an accessible parking spot using 5G technology can be considered as time and fuel expenses. In this manner, it might make drivers disappointed in the parking zone. This will prompt awful traffic around the parking spot and may likewise prompt a mishap. That is the reason this task proposes a Smart Parking framework that utilizes cameras which will be associated with a Raspberry Pi and it will likewise have an Android application as an interface to help book or view accessible spaces. E Parking framework for security empowerment in 5G can be characterized as the utilization of trend setting innovations for the effective activity, checking, and the board of parking inside an urban versatility technique. This task will help tackle issues referenced by permitting clients to see and select accessible space in the parking, which will keep clients from driving around. You Only Look Once (YOLO) algorithm, Adaptive Background Learning and also pre‐trained Mask‐RCNN are used for finding the nearest free parking slot. Currently, Raspberry Pi will be utilized as the connection between the Cameras and the Server, by moving information gathered from the Raspberry Pi to an online server in order to process the information and empower the Android application to get outcome. In an end, this venture will help in decreasing the measure of time a driver needs to spend around the parking just to locate an accessible spot, lessening the measure of traffic, diminishing contamination, expanding the security using 5G technologies and furthermore better monetizing the parking spot. The proposed system detects vehicles in indoor as well as outdoor parking fields accurately.
使用 5G 技术寻找无障碍停车位可谓费时费力。这样一来,驾驶员可能会对停车区域感到失望。这将促使停车点周围的交通变得糟糕,同样也可能引发事故。因此,本任务提出了一种智能停车框架,该框架利用与树莓派(Raspberry Pi)相关联的摄像头,还将有一个安卓应用程序作为界面,帮助预订或查看可用车位。5G 安全授权电子停车框架的特点是,利用引领潮流的创新技术,在城市多功能技术中实现有效的停车活动、停车检查和停车管理。这项任务将通过允许客户查看和选择停车场中的无障碍空间来帮助解决相关问题,从而避免客户随意驾驶。只看一次(YOLO)算法、自适应背景学习(Adaptive Background Learning)和预训练掩码-RCNN 被用于寻找最近的免费停车位。目前,树莓派(Raspberry Pi)将被用作摄像头和服务器之间的连接,将从树莓派收集到的信息传送到在线服务器,以便处理信息并授权安卓应用程序获得结果。最终,该项目将有助于减少驾驶员为找到停车位而在停车场周围花费的时间,减少交通流量,减少污染,利用 5G 技术提高安全性,并更好地实现停车位的盈利。建议的系统能准确检测室内和室外停车场的车辆。
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引用次数: 0
Performance evaluation and investigation of diffraction optical elements effect on bit error rate of free space optics and performance investigation of space uplink wireless optical communication under varying atmospheric turbulence conditions 衍射光学元件对自由空间光学误码率影响的性能评估和研究,以及不同大气湍流条件下空间上行链路无线光通信的性能研究
Pub Date : 2024-05-19 DOI: 10.1002/itl2.538
Gaurav Soni, Manish Sharma
Several other optical antenna topologies have been developed and implemented throughout the years. These topologies include a variety of optical components, including the axicon optical element, dual‐secondary mirror, cone reflecting mirror, prism beam slier, and beam‐splitter/beam combiner. In contrast, the secondary reflecting mirror causes an obscuration loss that must be compensated for by reducing the transmission power in an optical antenna design. In order to address this issue in space optical communication, the present research helps to develop an enhanced two diffractive optical elements (DOEs) technology however the data presented therein only shows that DOEs may boost transmission power efficiency, which is insufficient for system designers. Though On‐Off Keying (OOK) is widely used in optical communication systems at the moment, the proposed research include DOEs into an OOK space uplink optical. The proposed research uses numerical simulation to explore how much a space uplink OOK system's bit error rate (BER) may be improved by using DOEs and adjusting fundamental parameters. The proposed BER model takes environmental factors like wind and detector noise into account. Using this theoretical model, the present work helps to investigate the effect of DOEs on the BER versus fundamental parameter characteristic curves in space uplink optical communication. Based on the findings, the DOEs structure has the potential to significantly enhance the BER performance of space uplink optical communication systems, especially at high obscuration ratios. When the obscuration ratio is 0.25, 0.167, or 0.125 and the transmission power is 1 W, for instance, the DOEs may improve the BER by a factor of two or one order of magnitude or less when the parameters are changed to the typical parameter values as specified. Results increase by a factor of six, three, and two orders of magnitude, respectively, when transmitting at 5 W. The results show that DOEs can significantly enhance the BER performance, especially at high obscuration ratios. The findings suggest that integrating DOEs into the optical subsystem is a straightforward approach to improving the performance of space uplink optical communication systems.
多年来,还开发并实施了其他几种光学天线拓扑结构。这些拓扑结构包括各种光学元件,包括轴光学元件、双二次反射镜、锥反射镜、棱镜分束器和分束器/合束器。相比之下,二次反射镜会造成遮蔽损失,必须通过降低光学天线设计中的传输功率来补偿。为了解决空间光通信中的这一问题,目前的研究有助于开发一种增强型双衍射光学元件(DOEs)技术,但其中提供的数据仅表明 DOEs 可以提高传输功率效率,这对于系统设计人员来说是不够的。虽然开-关键控(OOK)目前已广泛应用于光通信系统,但本研究建议将 DOEs 纳入 OOK 空间上行链路光学系统。拟议的研究通过数值模拟来探索使用 DOE 和调整基本参数能在多大程度上提高空间上行链路 OOK 系统的误码率(BER)。拟议的误码率模型考虑了风和探测器噪声等环境因素。利用这一理论模型,本研究有助于探讨 DOE 对空间上行链路光通信误码率与基本参数特性曲线的影响。根据研究结果,DOEs 结构有可能显著提高空间上行链路光通信系统的误码率性能,尤其是在高遮蔽率的情况下。例如,当遮蔽率为 0.25、0.167 或 0.125,传输功率为 1 W 时,当参数改变为规定的典型参数值时,DOEs 可将误码率提高 2 倍或 1 个数量级或更低。当传输功率为 5 W 时,结果分别提高了 6 倍、3 倍和 2 个数量级。结果表明,DOE 能显著提高误码率性能,尤其是在高遮蔽率的情况下。研究结果表明,将 DOE 集成到光学子系统中是提高空间上行链路光通信系统性能的直接方法。
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引用次数: 0
Design and analysis of stochastic 5G new radio LDPC decoder using adaptive sparse quantization kernel least mean square algorithm for optical satellite communications 利用光卫星通信自适应稀疏量化核最小均方算法设计和分析随机 5G 新无线电 LDPC 解码器
Pub Date : 2024-05-19 DOI: 10.1002/itl2.539
R. Krishna Priya, N. Sakhare, Ajay Paithane, R. Shekhar, M. Sabarimuthu
A Stochastic Low‐Density Parity‐Check (LDPC) decoder is a type of 5G New Radio standard LDPC decoder that uses stochastic techniques to perform decoding. Stochastic LDPC decoding with 5G NR standard typically uses an iterative process, where messages exchanged among variable nodes (VN), check nodes multiple times. Stochastic LDPC decoders are often used in scenarios where the received signal is subject to varying levels of noise. They will provide improved error correction performance compared to traditional LDPC decoders, especially when dealing with channels with varying signal‐to‐noise ratios in 5G networks. Using the adaptive sparse quantization kernel least mean square algorithm (SLDPC‐ASQ‐KLMSA), this paper proposes an area‐efficient architecture design for a stochastic LDPC decoder. The LDPC code (2048, 1723) is taken from the LOGBASE‐T standard and used in this study. We examine the ASQ‐KLMSA connection effects. Starting with the VN. It makes checking node functioning easier and reduces inter‐connect complexity by capping extrinsic message length at 2 bits. Because of the simplified check node operation in ASQ‐KLMSA, the decoder nodes must exchange messages with a greater degree of accuracy. The 3–3 input grouping sub‐node of the degree‐6 VN was changed with an adder‐based 5–1 input grouping sub‐node for the (2048, 1723) code in order to get more accurate results when the check‐to‐variable messages aren't strong enough. A suggested decoder architecture was determined using a stochastic LDPC decoder developed for TSMC 65 nm process (2048, 1723). Bite error rate, throughput, mean square error, latency, power, and area usage are some of the metrics used to evaluate the effectiveness of the SLDPC‐ASQ‐KLMSA algorithm that has been suggested and implemented in Python. Thus, the proposed approach has attained 34.44%, and 38.39% low mean square error while compared with the existing methods such as higher‐performance stochastic LDPC decoder architecture designed through correlation analysis (HP‐SLDPC‐CA), Higher Throughput and Hardware Efficient Hybrid LDPC Decoder Utilizing Bit‐Serial Stochastic Updating(HLDPC‐BSSU), Flexible FPGA‐Based Stochastic Decoder for 5G LDPC codes (FPGA‐SD‐5G‐LDPC), respectively.
随机低密度奇偶校验(LDPC)解码器是一种采用随机技术进行解码的 5G 新无线电标准 LDPC 解码器。采用 5G 新无线电标准的随机 LDPC 解码通常使用迭代过程,即在可变节点(VN)和校验节点之间多次交换信息。随机 LDPC 解码器通常用于接收信号受不同程度噪声影响的场景。与传统 LDPC 解码器相比,它们能提供更好的纠错性能,尤其是在处理 5G 网络中信噪比不同的信道时。本文利用自适应稀疏量化核最小均方算法(SLDPC-ASQ-KLMSA),提出了一种面积效率高的随机 LDPC 解码器架构设计。本研究采用的 LDPC 码(2048,1723)来自 LOGBASE-T 标准。我们研究了 ASQ-KLMSA 连接效果。从 VN 开始。它通过将外部信息长度限制为 2 比特,使检查节点的功能更容易实现,并降低了相互连接的复杂性。由于 ASQ-KLMSA 简化了检查节点操作,解码器节点必须以更高的精确度交换信息。在(2048,1723)码中,6 级 VN 的 3-3 输入分组子节点被改为基于加法器的 5-1 输入分组子节点,以便在校验到变量信息不够强时获得更精确的结果。利用为台积电 65 纳米工艺(2048,1723)开发的随机 LDPC 解码器,确定了建议的解码器架构。咬合误差率、吞吐量、均方误差、延迟、功耗和面积使用是用来评估 SLDPC-ASQ-KLMSA 算法有效性的一些指标,该算法已被提出并用 Python 实现。因此,与通过相关分析设计的高性能随机 LDPC 解码器架构(HP-SLDPC-CA)、利用比特串行随机更新的更高吞吐量和硬件效率混合 LDPC 解码器(HLDPC-BSSU)、基于 FPGA 的 5G LDPC 码灵活随机解码器(FPGA-SD-5G-LDPC)等现有方法相比,所提出的方法分别实现了 34.44% 和 38.39% 的低均方误差。
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引用次数: 0
Lightweight facial expression estimation for mobile computing in portable device 用于便携式设备移动计算的轻量级面部表情估算
Pub Date : 2024-04-24 DOI: 10.1002/itl2.533
Jinming Liu
Facial expression recognition has been studied for many years, especially with the development of deep learning. However, the existing researches still have the following two issues. Firstly, the intensity of facial expression is neglected. Secondly, the deep learning based approaches cannot be directly deployed in the devices with limited resources. In order to tackle these two issues, this paper proposes a lightweight facial expression estimation method using a shallow ordinal regression algorithm, which is deployed in a portable smart device for mobile computing in IoTs. Compared with classification based facial expression recognition methods, ordinal regression considers the intensity of facial expression to achieve better mean absolute error (MAE), which is validated by experiments on several public facial expression datasets. The simulation in portable device also demonstrates its effectiveness for mobile computing.
面部表情识别已被研究多年,尤其是随着深度学习的发展。然而,现有研究仍存在以下两个问题。首先,面部表情的强度被忽视。其次,基于深度学习的方法无法直接应用于资源有限的设备中。针对这两个问题,本文提出了一种使用浅层序回归算法的轻量级面部表情估计方法,并将其部署在便携式智能设备中,用于物联网中的移动计算。与基于分类的面部表情识别方法相比,序回归考虑了面部表情的强度,从而获得了更好的平均绝对误差(MAE),这一点在多个公开的面部表情数据集上得到了实验验证。在便携设备上的模拟也证明了它在移动计算中的有效性。
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引用次数: 0
Research on the application of English short essay reading emotional analysis in online English teaching under IoT scenario 物联网场景下英语短文阅读情感分析在在线英语教学中的应用研究
Pub Date : 2024-04-24 DOI: 10.1002/itl2.535
Xiaoli Zhan
Speech‐emotion analysis plays an important role in English teaching. The existing convolutional neural networks (CNNs) can fully explore the spatial features of speech information, and cannot effectively utilize the temporal dependence of speech signals. In addition, it is difficult to build a more efficient and robust sentiment analysis system by solely utilizing speech information. With the development of the Internet of Things (IoTs), online multimodal information, including speech, video, and text, has become more convenient. To this end, this paper proposes a novel multimodal fusion emotion analysis system. Firstly, by combining convolutional networks with Transformer encoders, the spatiotemporal dependencies of speech information are effectively utilized. To improve multimodal information fusion, we introduce the exchange‐based fusion mechanism. The experimental results on the public dataset indicate that the proposed multimodal fusion model achieves the best performance. In online English teaching, teachers can effectively improve the quality of teaching by leveraging the feedback information of students' emotional states through our proposed deep model.
语音情感分析在英语教学中发挥着重要作用。现有的卷积神经网络(CNN)能充分挖掘语音信息的空间特征,不能有效利用语音信号的时间依赖性。此外,仅利用语音信息也难以构建更高效、更健壮的情感分析系统。随着物联网(IoTs)的发展,包括语音、视频和文本在内的在线多模态信息变得更加便捷。为此,本文提出了一种新颖的多模态融合情感分析系统。首先,通过将卷积网络与变压器编码器相结合,有效利用了语音信息的时空依赖性。为了改进多模态信息融合,我们引入了基于交换的融合机制。在公开数据集上的实验结果表明,所提出的多模态融合模型取得了最佳性能。在在线英语教学中,教师可以通过我们提出的深度模型利用学生情绪状态的反馈信息,有效提高教学质量。
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引用次数: 0
A hybrid approach for malware detection in SDN‐enabled IoT scenarios 在支持 SDN 的物联网场景中检测恶意软件的混合方法
Pub Date : 2024-04-23 DOI: 10.1002/itl2.534
Cristian H. M. Souza, Carlos H. Arima
Malware presents a significant threat to computer systems security, especially in ARM and MIPS architectures, driven by the rise of the internet of things (IoT). This paper introduces Heimdall, a hybrid approach that integrates YARA signatures and machine learning in programmable switches for efficient malware detection in SDN‐enabled IoT environments. The machine learning classifier achieved an accuracy of 99.33% against the IoT‐23 dataset. When evaluated in an emulated environment with real malware samples, Heimdall exhibits a 98.44% detection rate and an average processing time of 0.0217 s.
在物联网(IoT)兴起的推动下,恶意软件对计算机系统安全构成了重大威胁,尤其是在 ARM 和 MIPS 架构中。本文介绍了一种混合方法 Heimdall,它将 YARA 签名和机器学习集成到可编程交换机中,用于在支持 SDN 的物联网环境中高效检测恶意软件。机器学习分类器对 IoT-23 数据集的准确率达到 99.33%。在使用真实恶意软件样本的模拟环境中进行评估时,Heimdall 的检测率为 98.44%,平均处理时间为 0.0217 秒。
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引用次数: 0
Optimization of data analysis models for low‐resource Eurasian languages using machine translation 利用机器翻译优化低资源欧亚语言的数据分析模型
Pub Date : 2024-04-18 DOI: 10.1002/itl2.528
HongYan Chen, Kim Kyung Yee
This study explores low‐resource language data translation models in the realms of multimedia teaching and cyber security. A rapid learning‐based neural machine translation (NMT) method is developed based on meta‐learning theory. Subsequently, the back translation method is employed to further improve the NMT model for low‐resource language data. Results indicate that the proposed low‐resource language NMT method based on meta‐learning achieves increased Bilingual Evaluation Understudy (BLEU) scores for three target tasks in a supervised environment. This study emphasizes the auxiliary role of meta‐learning theory in low‐resource language data translation, aiming to enhance the efficiency of translation models in utilizing information from low‐resource languages.
本研究探讨了多媒体教学和网络安全领域的低资源语言数据翻译模型。研究基于元学习理论,开发了一种基于快速学习的神经机器翻译(NMT)方法。随后,采用反向翻译方法进一步改进了低资源语言数据的神经机器翻译模型。结果表明,所提出的基于元学习的低资源语言 NMT 方法在有监督的环境中提高了三个目标任务的双语评估(BLEU)分数。本研究强调了元学习理论在低资源语言数据翻译中的辅助作用,旨在提高翻译模型利用低资源语言信息的效率。
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引用次数: 0
Heterogeneous network intrusion detection via domain adaptation in IoT environment 在物联网环境中通过域适应进行异构网络入侵检测
Pub Date : 2024-04-16 DOI: 10.1002/itl2.531
Jun Zhang, Yao Li, Litian Zhang
Network intrusion detection refers to detect the threaten behaviors in the network to guarantee the network security. Compared with computer network, Internet of Things (IoT) consists of various devices, including computer, smart phone, smart watch, various sensors etc. The data in IoT may be captured from heterogeneous scenes using various devices. The data may follow from different distributions. Most previous works may fail when they are used in heterogeneous scenes of IoT. In order to overcome this issue, this paper designs a heterogeneous network intrusion detection scheme using attention sharing mechanism to implement domain adaptation for the intrusion detection of the data with heterogeneous distributions. The data from heterogeneous IoT devices is projected into the same sharing space via attention sharing to alleviate the bias between the distributions of data from these devices. Thus, the intrusion detection model learnt from the data from a scene can be migrated to another scene. The experiments and simulation demonstrate that the proposed intrusion detection scheme can adapt the changes of IoT scene.
网络入侵检测是指检测网络中的威胁行为,以保证网络安全。与计算机网络相比,物联网(IoT)由各种设备组成,包括计算机、智能手机、智能手表、各种传感器等。物联网中的数据可能来自使用各种设备的异构场景。数据可能来自不同的分布。以前的大多数作品在物联网的异构场景中使用时可能会失败。为了克服这一问题,本文设计了一种异构网络入侵检测方案,利用注意力共享机制实现域自适应,对异构分布的数据进行入侵检测。通过注意力共享,异构物联网设备的数据被投射到同一个共享空间,以减轻这些设备数据分布之间的偏差。因此,从一个场景的数据中学习到的入侵检测模型可以迁移到另一个场景。实验和仿真证明,所提出的入侵检测方案能够适应物联网场景的变化。
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引用次数: 0
Optimization techniques for IDS‐Generated traffic congestion control in VANET 用于 VANET 中 IDS 生成的流量拥塞控制的优化技术
Pub Date : 2024-04-12 DOI: 10.1002/itl2.518
Yogendra Kumar, Vijay Kumar, Basant Subba
Vehicular Ad‐hoc Network (VANET) is an emerging field of wireless networks that enables a variety of vehicle safety and convenience applications. It employs Intrusion Detection System (IDS) frameworks in its different tiers to ensure reliable and secure communication among nodes. However, IDS requires a significant amount of data to process for monitoring intrusive activities in the network. As a result, the volume of traffic increases, resulting in the network congestion. Motivated by this fact, this study provides an overview of the optimization techniques for VANET traffic congestion control. It discusses a state‐of‐the‐art analysis along with the requirements for IDS‐generated traffic congestion control. It highlights the congestion control approaches for the traffic generated by an IDS and identifies the challenges in this domain. This study also proposes a novel IDS framework for reducing IDS‐generated network traffic by combining the Local Outlier Factor and Random Forest classifier. The proposed study achieved a high precision while yielding low false positive and false negative rates. The study outperformed the existing studies with an increase in accuracy of 1.16% and a reduction in attack detection time of 1.1869 seconds. Additionally, it discusses the possible future research directions that can be applied to address the issues of IDS‐generated traffic congestion. Overall, this study serves as a comprehensive guide to the current status of IDS‐generated traffic congestion control and diverse approaches to lessen it that can be employed by academicians and researchers.
车载 Ad-hoc 网络(VANET)是一个新兴的无线网络领域,可实现各种车辆安全和便利应用。它在不同层级采用入侵检测系统(IDS)框架,以确保节点间通信的可靠性和安全性。然而,IDS 需要处理大量数据来监控网络中的入侵活动。因此,流量增加,导致网络拥塞。基于这一事实,本研究概述了用于 VANET 流量拥塞控制的优化技术。它讨论了最先进的分析以及 IDS 产生的流量拥塞控制要求。它重点介绍了 IDS 产生的流量拥塞控制方法,并指出了这一领域面临的挑战。本研究还提出了一种新型 IDS 框架,通过结合本地离群因子和随机森林分类器来减少 IDS 产生的网络流量。所提出的研究达到了较高的精度,同时产生了较低的假阳性率和假阴性率。该研究的准确率比现有研究提高了 1.16%,攻击检测时间缩短了 1.1869 秒。此外,研究还讨论了未来可能的研究方向,以解决 IDS 产生的流量拥塞问题。总之,本研究全面介绍了 IDS 产生的流量拥塞控制的现状,以及可供学者和研究人员使用的各种缓解方法。
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引用次数: 0
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