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Integrated fuzzy linguistic preference relations approach and fuzzy Quality Function Deployment to the sustainable design of hybrid electric vehicles 基于模糊语言偏好关系和模糊质量功能部署的混合动力汽车可持续设计
Pub Date : 2022-08-04 DOI: 10.1177/1063293X221117291
Xinhui Kang, Qi Zhu
Through the prevalence of sustainable ideas, automobiles are increasingly pursuing environmental protection strategies for green design, the non-traditional hybrid electric vehicles (HEV) are promoted continuously. If the company can add emotional value to the modeling of HEV, it will be helpful to its sustainable design and sales promotion of it. Therefore, an innovative model combining fuzzy linguistic preference relations (FLPR) and fuzzy quality function deployment (QFD) is proposed here to explore the connection between customer sentiment and the front view of the HEV. Compared with the previous methods, FLPR has the advantages of fewer comparison times and high consistency. First, find out the customer’s emotional expectations and attribute weight ranking for HEV through FLPR, and import customer requirements (CRs) on the left side of fuzzy QFD. Second, the grey prediction model was used to screen out the key engineering features (ECs) and the initial weight of HEV. Finally, based on human subjective imprecise natural semantics, fuzzy QFD established a matrix association between CRs and key ECs, then finally obtained the optimal combination of ECs' final weight and morphological design. The results can assist designers to shorten product development cycles and improve customers' emotional satisfaction, which provides a theoretical reference for the sustainable design and marketing of environmentally friendly cars in the future.
随着可持续理念的盛行,汽车越来越追求绿色设计的环保策略,非传统混合动力汽车(HEV)不断推广。如果公司能够在HEV的造型中加入情感价值,将有助于其可持续设计和销售推广。因此,本文提出了一种结合模糊语言偏好关系(FLPR)和模糊质量功能部署(QFD)的创新模型,以探索消费者情绪与混合动力汽车前视图之间的联系。与以往的方法相比,FLPR具有比对次数少、一致性高的优点。首先,通过FLPR找出客户对HEV的情感期望和属性权重排序,并在模糊QFD左侧输入客户需求(CRs)。其次,利用灰色预测模型筛选出混合动力汽车的关键工程特征(ECs)和初始权值;最后,基于人的主观不精确的自然语义,模糊QFD建立了cr与关键ec之间的矩阵关联,最终得到ec的最终权重与形态设计的最优组合。研究结果可以帮助设计师缩短产品开发周期,提高消费者的情感满意度,为未来环保汽车的可持续设计和营销提供理论参考。
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引用次数: 3
Robust product line pricing under the multinomial logit choice model 多项逻辑选择模型下的鲁棒产品线定价
Pub Date : 2022-06-16 DOI: 10.1177/1063293X221102205
Wei Qi, Xinggang Luo, Xuwang Liu, Zhongliang Zhang
Incorporating consumer choice behavior into a product line design optimization model enhances the understanding of consumer choices and improves the opportunities to increase profit. Most product line optimization problems assume that parameters are precisely known in consumer choice model. However, the decision maker does not precisely know the model parameters because of insufficient sample data, measurement problems, and other factors. We investigate the problem of establishing robust product line pricing under a multinomial logit model to account for the uncertainty of the valuation parameter. First, we present a nominal product line model to maximize profit. We then establish a robust product line model to maximize the worst-case expected profit, where the valuation parameter lies in an uncertainty set. We consider both single and multiple products development and derive the optimal prices’ closed-form expressions. Through numerical experiments, we illustrate the benefit of robust product line pricing to address parameter uncertainty. We demonstrate that the difference between the expected nominal profit and the worst-case profit increases with the increase of the interval of the uncertainty set, and the robust profit relative to the worst-case nominal profit improves. The robust product line design can ensure steadier, even higher profit.
将消费者选择行为纳入产品线设计优化模型,可以增强对消费者选择的理解,提高利润增加的机会。在消费者选择模型中,大多数生产线优化问题都假定参数是精确已知的。然而,由于样本数据不足、测量问题等因素,决策者并不准确地知道模型参数。我们研究了在多项式逻辑模型下建立稳健产品线定价的问题,以考虑估值参数的不确定性。首先,我们提出了一个名义产品线模型,以实现利润最大化。然后,我们建立了一个鲁棒产品线模型,以最大化最坏情况下的预期利润,其中估值参数位于一个不确定性集。我们考虑了单产品和多产品的开发,并推导了最优价格的封闭表达式。通过数值实验,我们说明了鲁棒产品线定价对解决参数不确定性的好处。我们证明了期望名义利润与最坏情况利润之间的差值随着不确定性集区间的增加而增加,并且相对于最坏情况名义利润的鲁棒利润有所提高。稳健的产品线设计可以确保更稳定,甚至更高的利润。
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引用次数: 0
Modeling and solving the two-sided U-type assembly line balance based on a heuristic algorithm of a multi-priority rule 基于多优先规则启发式算法的双面u型装配线平衡建模与求解
Pub Date : 2022-06-07 DOI: 10.1177/1063293X221104527
Yu-ling Jiao, Xue Deng, Lin Li, Xinran Liu, Nan Cao
In order to improve the efficiency of assembly line and optimize the layout, this paper presents a collaborative optimization model for a two-sided U-type assembly line and a novel design with p-l partition layout is proposed to minimize number of workstations without increasing the length of the assembly line. Considering the task orientation and time sequencing in cross-workstation, the mathematical model of two-sided U-type assembly line balancing problem is derived. A multi-level priority rule heuristic algorithm is developed to drive the optimization process. The multi-level priority rule heuristic algorithm, modified particle swarm optimization algorithm, and the bi-objective integer programming method are applied to 20 classic examples, respectively. The calculation results suggest that the optimal results of the proposed method account for 90%, which verifies the rationality of the collaborative optimization model and algorithm, and provides a useful reference for the modeling and solution of the two-sided U-type assembly line balancing problems.
为了提高装配线效率,优化装配线布局,提出了双面u型装配线的协同优化模型,在不增加装配线长度的情况下,提出了一种p-l分区布局的新设计,以减少工作站数量。考虑跨工作站的任务定向和时间排序,推导了双面u型装配线平衡问题的数学模型。提出了一种多级优先级规则启发式算法来驱动优化过程。采用多级优先规则启发式算法、改进粒子群优化算法和双目标整数规划法分别对20个经典实例进行了求解。计算结果表明,所提方法的最优结果占90%,验证了协同优化模型和算法的合理性,为双面u型装配线平衡问题的建模和求解提供了有益的参考。
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引用次数: 0
Detection of Pneumonia from Chest X-Ray images using Machine Learning 利用机器学习从胸部x射线图像中检测肺炎
Pub Date : 2022-06-05 DOI: 10.1177/1063293X221106501
S. M., Varalakshmi Perumal, Gowtham Yuvaraj, Sakthi Jaya Sundar Rajasekar
The survival percentage of lung patients can be improved if pneumonia is detected early. Images of the chest X-ray (CXR) are the most common way of identifying and diagnosing pneumonia. A competent radiologist faces a difficult problem in detecting pneumonia from CXR images. Many people are at danger of contracting pneumonia, especially in developing countries where billions of people live in energy poverty and rely on polluting energy sources. Though there are effective tools in existence to prevent, diagnose and treat pneumonia, pneumonia-related deaths are prevalent in most of the countries. But only a small amount of health budgets is allocated to eradicate pneumonia. If the diagnosis of the disease is made in more reliable and cost effective way, tackling the disease won’t be a herculean task. Machine learning algorithms paved a great way to easily identify, diagnose and predict the disease with minimal amount of time. This paper represents the identification of pneumonia from chest X-Ray by implementing traditional machine learning algorithms with ensemble using optimal number of image features with the help of correlation co-efficient. Also deep learning approach has been implemented. The proposed method traditional machine learning approach and deep learning approach achieved accuracy rates of 93.57% and 93.59% and time required for pneumonia detection is 157,452 s (approx.) and 240,253 s (approx.) respectively.
如果早期发现肺炎,可以提高肺部患者的生存率。胸部x光片(CXR)图像是识别和诊断肺炎的最常用方法。一位称职的放射科医生面临着从CXR图像中检测肺炎的难题。许多人有感染肺炎的危险,特别是在数十亿人生活在能源贫困和依赖污染能源的发展中国家。尽管已有预防、诊断和治疗肺炎的有效工具,但与肺炎相关的死亡在大多数国家普遍存在。但是,用于根除肺炎的卫生预算只有很少一部分。如果以更可靠和更经济有效的方式进行疾病诊断,解决疾病将不是一项艰巨的任务。机器学习算法为在最短的时间内轻松识别、诊断和预测疾病铺平了一条很好的道路。本文通过实现传统的机器学习算法,在相关系数的帮助下,利用最优数量的图像特征进行集成,从胸部x射线中识别肺炎。此外,还实现了深度学习方法。本文提出的方法,传统机器学习方法和深度学习方法的准确率分别为93.57%和93.59%,肺炎检测所需时间分别为157,452 s(约)和240,253 s(约)。
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引用次数: 0
Fusion-based advanced encryption algorithm for enhancing the security of Big Data in Cloud 基于融合的高级加密算法,增强云环境下大数据的安全性
Pub Date : 2022-06-01 DOI: 10.1177/1063293X221089086
A. Vidhya, P. M. Kumar
Every organization in this digital age is expected to exponentially increase its digital data due to generations from machines. The advanced computations of Big Data are now showing various opportunities for the researchers who work on security enhancements to ensure the efficient accessibility of the data stores. Our research work aims to derive a Fusion-based Advanced Encryption Algorithm (FAEA) for a cost-optimized satisfiable security model toward the usage of Big Data in the cloud. The FAEA method is evaluated for its performance toward efficiency, scalability, and security and proved to be 98% ahead of the existing methods of Security Hadoop Distributed File System Sec (HDFS) and Map Reduce Encryption Scheme (MRE). On the other hand, this work aims to address the problems of usage of Big Data in the cloud toward the sole solution, cost-effective solutioning, and proof of ownership. The outcome analysis of FAEA revolves around addressing these three major problems. This research work would be much helpful for the IT industries to manage Big Data in Cloud with security aspects for the decade.
在这个数字时代,由于机器的世代更替,预计每个组织的数字数据都将呈指数级增长。大数据的高级计算现在为研究人员提供了各种机会,他们致力于增强安全性,以确保数据存储的有效访问。我们的研究工作旨在推导出一种基于融合的高级加密算法(FAEA),用于在云中使用大数据的成本优化的可满足的安全模型。FAEA方法在效率、可扩展性和安全性方面进行了评估,并被证明比现有的security Hadoop Distributed File System Sec (HDFS)和Map Reduce Encryption Scheme (MRE)方法领先98%。另一方面,本工作旨在解决云计算中大数据的使用问题,以解决唯一解决方案,成本效益解决方案和所有权证明。FAEA的结果分析围绕着解决这三个主要问题展开。这一研究工作将有助于IT行业在未来十年对云中的大数据进行安全管理。
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引用次数: 3
Machine Learning and Automation in Concurrent Engineering 并行工程中的机器学习和自动化
Pub Date : 2022-06-01 DOI: 10.1177/1063293X221108831
K. Vijayakumar
In the past few years, Science has played an impressive role in providing solutions to various real-life problems. The current growth in the domain of science, technology and computing has helped the human community to live life with a better ambience. The enhanced occupation helps humans, access a wide variety of recent facilities, which further helps to enhance their lifestyle and their work atmosphere. One of the major contributors to this enhancement is Concurrent Engineering (CE), which focuses on time optimization, all the while maintaining the quality of a developing product. Thus, it provides optimal solutions to challenges faced in our day-to-day life. Concurrent Engineering is implemented through CAD, Resource Management, Digital simulation and Process planning along with improved efficiency and flexibility. Likewise, Machine Learning (ML) is also another domain which plays a crucial function in improving the lifestyle of human community. The ML algorithms and methodologies allow the development of models by systems, to learn and train from input datasets, and generate results based on the provided inputs. The implementation of the same improves efficiency, productivity and decisionmaking capabilities. When ML methodologies support CE, the overall capability and accuracy, of the system is powered up. Thus, it helps humankind to improve the current facilities and Technologies.
在过去的几年里,科学在为各种现实问题提供解决方案方面发挥了令人印象深刻的作用。当前科学、技术和计算领域的发展帮助人类社会生活在一个更好的环境中。增强的职业有助于人类获得各种各样的最新设施,这进一步有助于改善他们的生活方式和工作氛围。这种增强的主要贡献者之一是并发工程(Concurrent Engineering, CE),它关注于时间优化,同时保持开发产品的质量。因此,它为我们日常生活中面临的挑战提供了最佳解决方案。并行工程通过CAD、资源管理、数字仿真和工艺规划实现,提高了效率和灵活性。同样,机器学习(ML)也是另一个在改善人类社区生活方式方面发挥关键作用的领域。机器学习算法和方法允许系统开发模型,从输入数据集学习和训练,并根据提供的输入生成结果。同样的实现可以提高效率、生产力和决策能力。当机器学习方法支持CE时,系统的整体能力和准确性将得到提升。因此,它有助于人类改善现有的设施和技术。
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引用次数: 2
Federation payment tree: An improved payment channel for scaling and efficient ZK-hash time lock commitment framework in blockchain technology 联邦支付树:区块链技术中用于扩展和高效zk -哈希时间锁承诺框架的改进支付通道
Pub Date : 2022-05-26 DOI: 10.1177/1063293X221101358
P. Shamili, B. Muruganantham
Federation Payment Tree, a new Off-chain with zero-knowledge hash time lock commitment setup is proposed in this paper. The security of blockchain is based on consensus protocols that delay when number of concurrent transactions processed in given throughput framework. The scalability of blockchain is the ability to perform support increasing workload transaction. The FP-Tree provides zero knowledge hash lock commitment connect with off-chain protocols by using the payment channel, which enables execution of off-chain protocol that allows interaction between the parties without involving the consensus protocol. It allows to make payment across an authorization path of payment channel. Such a payment tree requires two commitment scheme is T i m e l o c k and F u n d l o c k , each party lock fund for a time period. The main challenges we faced in this paper is that the computational power, storage and cryptography. Furthermore, we discussed many attacks on off-chain payment channel that allows a malicious adversary to make fund lose. The FP-Tree supports multi-parti computation (MPC) merging transactions into single hash value in payment tree. We enable the parties to generate single hash value by consumes both less than 0 ( l o g 2 N ) and space less than 0 ( l o g 2 N ) time combine element over length of single hash. The results were discussed in this paper and efficiency of FP-Tree is well suited for the blockchain technology. We achieved the accuracy of 60.2% in federated payment tree when compared with the proof of work and proof of authority.
提出了一种新的零知识散列时间锁承诺机制——联邦支付树。区块链的安全性基于共识协议,该协议在给定吞吐量框架下处理并发事务数量时会延迟。区块链的可扩展性是支持不断增加的工作负载事务的能力。FP-Tree通过使用支付通道提供零知识哈希锁承诺与链下协议连接,这使得链下协议的执行允许各方之间的交互而不涉及共识协议。它允许跨支付通道的授权路径进行支付。这样的支付树需要两种承诺方案,即T - i - m - i - m - i - o - k和F - i - m - i - o - k,各方锁定资金一段时间。我们在本文中面临的主要挑战是计算能力,存储和加密。此外,我们讨论了许多对链下支付渠道的攻击,这些攻击允许恶意对手造成资金损失。FP-Tree支持多方计算(MPC),将交易合并为支付树中的单个哈希值。我们使各方能够通过消耗小于0 (l o g 2n)和空间小于0 (l o g 2n)的时间组合元素在单个哈希长度上生成单个哈希值。本文对结果进行了讨论,认为FP-Tree的效率非常适合区块链技术。与工作量证明和权限证明相比,我们在联邦支付树中实现了60.2%的准确率。
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引用次数: 1
Petite term traffic flow prediction using deep learning for augmented flow of vehicles 基于深度学习的车辆增强流量小周期交通流预测
Pub Date : 2022-05-19 DOI: 10.1177/1063293X221094345
J. Indumathi, V. Kaliraj
An Intelligent Transport System (ITS) model that is contingent on the compulsion and expertise of the Traffic Prediction System in the contemporary urban context is proposed in this paper. Deep Learning (DL) is computationally becoming comfortable to train and set as many hyperparameters automatically as possible. The researchers and practitioners crave to set as many hyperparameters inevitably as possible in the DL. To be a great enabler, ITS has to find suitable solutions to issues like—alert on live time traffic information to interested parties along with facility to retrieve on demand the long-term statistical data, reduce the middling waiting time for commuters, offer protected, consistent, value-added services, control with vitality the signal timing based on the traffic flow etc., All these limitations call for instant attention. Among all the listed issues the problems like the sharp nonlinearities due to changeovers amid free flow, breakdown, retrieval and congestion. The contributions in this paper are as follows: (i) Adopt an ascendable approach to kindle the scarce information formed; (ii) Exploit the attention mechanism to exterminate the disadvantages of Long Short-Term Memory (LSTM) methods for traffic prediction; (iii) Suggest a new fusion smoothing model; (iv) Investigating, developing, and utilizing the Bayesian contextual bandits; (v) Recommend a Linear model based on LSTM, in combo with Bayesian contextual bandits. The travel speed prediction is done by LSTM. The results authenticate that the proposed model can adeptly achieve the goal of developing a system. The proposed model is definitely the best solution to overcome the issues.
本文提出了一种基于交通预测系统的智能交通系统(ITS)模型。深度学习(DL)在计算上变得越来越容易自动训练和设置尽可能多的超参数。研究人员和从业者渴望在DL中不可避免地设置尽可能多的超参数。智能交通系统要想成为一个强大的推动者,就必须找到合适的解决方案,如实时交通信息提醒相关方,并能够按需检索长期统计数据,减少通勤者的中间等待时间,提供有保护的、一致的、增值的服务,以及基于交通流量的信号配时控制等问题。在列举的所有问题中,自由流、故障、检索和拥塞等切换引起的尖锐非线性问题。本文的贡献如下:(1)采用一种可上升的方法来激发形成的稀缺信息;(ii)利用注意机制,消除长短期记忆(LSTM)交通预测方法的弊端;(iii)提出一种新的融合平滑模型;调查、发展和利用贝叶斯上下文强盗;(v)推荐基于LSTM的线性模型,结合贝叶斯上下文强盗。车速预测采用LSTM算法。结果表明,该模型能够很好地实现系统开发的目标。所提出的模型无疑是克服这些问题的最佳解决方案。
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引用次数: 1
A secured biomedical image processing scheme to detect pneumonia disease using dynamic learning principles 一种基于动态学习原理的安全生物医学图像处理方案
Pub Date : 2022-05-09 DOI: 10.1177/1063293X221097447
V. Nanammal, Venu Gopala Krishnan Jayagopalan
Now-a-days, the medical industry is growing a lot with the adaptation of latest technologies as well as the logical evaluation and security norms provides a robust platform to enhance the effectiveness of the industry at a drastic level. In this paper, a digital bio-medical image processing based Pneumonia disease identification system is introduced with enhanced security features. Due to improving the efficiency of the application, a well-known watermarking based security constraint is included to provide the protection to the respective hospital environment and patients as well. To avoid these issues, some sort of security aspects need to be followed so that this paper included watermarking based security to provide a rich level of protection to the images going to be tested. The main intention of this paper is to introduce a novel security enabled digital image processing scheme to identify the Pneumonic disease in earlier stages with respect to the proper classification principles. In this paper, a novel deep learning algorithm is introduced called enhanced Dynamic Learning Neural Network in which it is a hybrid algorithm with the combinations of conventional DLNN algorithm and the Support Vector Classification algorithm. This proposed approach effectively identifies the Pneumonia disease in earlier stages but the security inspection on the testing stage is so important to analyze the disease. The respective testing image is properly watermarked with the logo of the corresponding hospital; the image is processed otherwise the proposed approach skips the image to process. These kinds of security features emphasize the medical industry and boost up the levels more as well as the patients can get an appropriate error free care with the help of such technology. A proper Chest X-Ray based Kaggle dataset is considered to process the system as well as which contains 5856 Chest X-Ray images under two different categories such as Pneumonia and Normal. With respect to processing these images and identifying the Pneumonia disease effectively as well as the proposed watermarking enabled security features provide a good impact in the medical field protection system. The resulting section provides the proper proof to the effectiveness of the proposed approach and its prediction efficiency.
如今,随着最新技术的应用,医疗行业发展迅速,逻辑评估和安全规范为行业的有效性提供了一个强大的平台。本文介绍了一种基于数字生物医学图像处理的肺炎疾病识别系统。为了提高应用的效率,本文引入了一种众所周知的基于水印的安全约束,为各自的医院环境和患者提供保护。为了避免这些问题,需要遵循一些安全方面,因此本文包含了基于水印的安全性,为将要测试的图像提供丰富的保护级别。本文的主要目的是介绍一种新的安全启用数字图像处理方案,以识别肺炎疾病在早期阶段与适当的分类原则。本文介绍了一种新的深度学习算法——增强型动态学习神经网络,它是传统DLNN算法与支持向量分类算法相结合的混合算法。该方法可以有效地在早期阶段识别肺炎,但检测阶段的安全检查对于分析疾病非常重要。在相应的测试图像上适当地加上相应医院的标志水印;所述图像被处理,否则所述方法将跳过所述图像进行处理。这些安全功能强调了医疗行业,提高了水平,患者可以在这种技术的帮助下得到适当的无差错护理。考虑一个适当的基于胸片的Kaggle数据集来处理系统,该数据集包含两个不同类别(如肺炎和正常)下的5856张胸片图像。对于这些图像的处理和肺炎疾病的有效识别,以及所提出的支持水印的安全特性,为医疗领域的防护系统提供了良好的影响。结果部分为所提出方法的有效性和预测效率提供了适当的证明。
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引用次数: 1
Optimal feature reduction for biometric authentication using intelligent computing techniques 使用智能计算技术进行生物特征认证的最优特征约简
Pub Date : 2022-04-23 DOI: 10.1177/1063293X221081543
N. Umasankari, B. Muthukumar
The Intelligent Computing area such as Automatic Biometric authentication is an emerging and high priority research work where the researchers invent several biometric applications which result in the revolutionary development in the recent era. In this approach, a novel algorithm is known as Modified AntLion Optimization (MALO) with Multi Kernel Support Vector Machine (MKSVM) was used to classify and recognize the fingerprint, and retina image efficiently. In the early stage of this research, the pre-processing of the biometric images was done for contrast enhancement and it was implemented by histogram equalization technique. Next, features were extracted by Gray Level Co-occurrence Matrix (GLCM), minutiae, Gray Level Run Length Matrix (GLRLM), and Autocorrelation methods. Then the features extracted were reduced by Probabilistic Principal Component Analysis (PPCA) method. Then the feature selection method was employed and the optimal features were attained by applying the Modified AntLion Optimization (MALO) technique. Finally, the machine learning classification technique was executed for categorizing biometric recognition. Here, the machine learning classification technique named Multi Kernel Support Vector Machine (MKSVM) has been used. The performance of the proposed algorithm was analyzed in terms of accuracy, sensitivity, and specificity. Results indicate that the Multi Kernel Support Vector Machine (MKSVM) yields the best accuracy of 91.60% and 90.30% for fingerprint and retina image recognition respectively, yields the sensitivity of 84.70% and 89.41% for fingerprint and retina image recognition, respectively, yields the specificity of 91.30% and 92.70% for fingerprint and retina image recognition respectively.
生物识别自动认证等智能计算领域是近年来新兴的、优先发展的研究领域,生物识别技术在这一领域的应用得到了革命性的发展。该方法采用基于多核支持向量机(MKSVM)的改进AntLion优化算法(MALO)对指纹和视网膜图像进行有效分类和识别。在本研究的前期,对生物特征图像进行预处理以增强对比度,并采用直方图均衡化技术实现。其次,采用灰度共生矩阵(GLCM)、细部特征、灰度运行长度矩阵(GLRLM)和自相关方法提取特征;然后用概率主成分分析(PPCA)方法对提取的特征进行约简。然后采用特征选择方法,利用改进的AntLion优化(MALO)技术获得最优特征;最后,运用机器学习分类技术对生物特征识别进行分类。在这里,机器学习分类技术被称为多核支持向量机(MKSVM)。从准确性、灵敏度和特异性三个方面分析了该算法的性能。结果表明,多核支持向量机(Multi Kernel Support Vector Machine, MKSVM)对指纹和视网膜图像识别的准确率分别为91.60%和90.30%,对指纹和视网膜图像识别的灵敏度分别为84.70%和89.41%,对指纹和视网膜图像识别的特异性分别为91.30%和92.70%。
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引用次数: 0
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Concurrent Engineering
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