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Cement and Clay Bricks Reinforced with Coconut Fiber and Fiber Dust 椰子纤维和纤维粉尘增强水泥和粘土砖
Q3 Engineering Pub Date : 2022-09-24 DOI: 10.31357/ait.v2i3.6046
A. M. Rajapakse, Sanura N. Sanjula, Kelum Nishantha, T. R. Bandara, Dulini, Y. Mudunkotuwa
For generations, Sri Lankans use cement bricks and clay bricks as common building materials in the construction field. This study investigates the feasibility of improving the strength while lowering the mass and thermal conductivity of bricks by adding coconut fiber or coconut fiber dust as a reinforcing material. Each reinforcing material is used in both clay and cement bricks. The mixtures are prepared according to varying volume ratios of the raw materials used. Coconut fibers are combed and cut into 4-5 cm pieces and dry coconut fiber dust is sieved using a 4 mm sieving mesh. The mixture is prepared by hand mixing and the traditional processes are replicated in making the bricks. Tests are carried out to understand the variation of mass, compressive strength, thermal conductivity, and water absorption of the reinforced bricks in comparison to bricks with no reinforced material. The cement brick reinforced with coconut fiber achieves the expected results in the compressive strength test and thermal conductivity test but underperformed when comparing masses and water absorption. Clay bricks reinforced with coconut fiber dust show impressive results in compressive tests and with the addition of dust, the appearance seems to have changed. It is observed that reinforcing cement bricks with coconut fiber could double the compressive strength along with a 5% reduction in mass. Reinforcing clay bricks with coconut fiber dust increases its compressive strength by over 70% while decreasing the mass by over 30 %. The study proves that it is feasible to use reinforced coconut fiber or coconut fiber dust to improve the properties of both clay and cement bricks, while clay bricks reinforced with coconut fiber are an exception.
世世代代,斯里兰卡人在建筑领域使用水泥砖和粘土砖作为常见的建筑材料。本研究探讨了添加椰子纤维或椰子纤维粉尘作为增强材料,在提高砖的强度的同时降低砖的质量和导热系数的可行性。每种增强材料都用于粘土和水泥砖。根据所用原料的不同体积比制备混合物。将椰子纤维精梳并切成4-5厘米的碎片,用4毫米筛网筛干椰子纤维粉尘。这种混合物是通过手工混合制备的,在制作砖块时复制了传统的工艺。试验进行了了解的变化质量,抗压强度,导热性和吸水性的增强砖与砖没有增强材料。椰子纤维增强水泥砖在抗压强度和导热系数测试中达到预期结果,但在质量和吸水率测试中表现不佳。用椰子纤维粉尘加固的粘土砖在压缩测试中表现出令人印象深刻的结果,并且随着粉尘的加入,外观似乎发生了变化。用椰子纤维加固水泥砖,其抗压强度可提高一倍,质量可降低5%。用椰子纤维粉加固粘土砖,其抗压强度提高70%以上,质量降低30%以上。研究证明,使用增强椰子纤维或椰子纤维粉尘改善粘土砖和水泥砖的性能都是可行的,而椰子纤维增强粘土砖则是一个例外。
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引用次数: 0
Antibacterial and Antiviral Properties of Coriandrum Sativum and Zingiber Officinale against Human Respiratory Tract Related Bacterial and Viral Infections: A Review with a Focus on the Case of SARS-CoV 芫荽和生姜对人呼吸道相关细菌和病毒感染的抗菌和抗病毒作用——以SARS-CoV为例
Q3 Engineering Pub Date : 2022-09-24 DOI: 10.31357/ait.v2i3.5598
Buddhi Kodikara, Dr Lanka Undugoda, Himashi Karunarathne, R. Kandisa
Phytochemical constituents in extracts from medicinal plants have been widely used since ancient times to treat microbial infections. Coriandrum sativum and Zingiber officinale are two of the main popular ingredients in traditional medicine recipes. Currently, these extracts are used to prevent Covid-19 infections. Therefore, this review describes the antimicrobial properties of coriander and ginger and how far it is suitable to use against bacterial and viral infections occurring in the human respiratory tract. For instance, the main phytochemical available in C. sativum is linalool, followed by terpinene, pinene, cymene, decenal, and camphor. Gingerol is the main constituent in Z. officinale followed by shogaols and paradols. Moreover, many research findings revealed that the extract from coriander and ginger can be used to control respiratory tract infected pathogens due to the antiviral and antibacterial properties of available phytochemicals. Therefore, it is very effective to use coriander and ginger to boost the immune system. Furthermore, scientific evidence has proved the effective antiviral properties of compounds present in coriander and ginger that have binding affinity to the proteins in the virus, blocking the virus's receptors and boosting the immunity to face the COVID-19 situation. In fact, the effectiveness of the antimicrobial activity of mixed extract of medicinal plant parts is better than that of individuals. Therefore, this will review the therapeutic characteristics of coriander and ginger extracts due to their various phytochemical activities. 
药用植物提取物中的植物化学成分自古以来就被广泛用于治疗微生物感染。芫荽(Coriandrum sativum)和生姜(Zingiber officinale)是传统医药配方中最受欢迎的两种成分。目前,这些提取物被用于预防Covid-19感染。因此,本文综述了香菜和生姜的抗菌特性,以及它在多大程度上适合用于对抗人类呼吸道中的细菌和病毒感染。例如,C. sativum中可用的主要植物化学物质是芳樟醇,其次是萜烯、蒎烯、伞花烃、癸烯和樟脑。姜辣素是officinale的主要成分,其次是shogaols和paradols。此外,许多研究结果表明,香菜和生姜提取物可用于控制呼吸道感染的病原体,因为其有效的植物化学物质具有抗病毒和抗菌的特性。因此,用香菜和姜来增强免疫系统是非常有效的。此外,科学证据已经证明,香菜和生姜中存在的化合物与病毒蛋白质具有结合亲和力,具有有效的抗病毒特性,可以阻断病毒受体,增强免疫力,以应对COVID-19情况。事实上,药用植物部位混合提取物的抑菌效果要优于单个提取物。因此,本文将综述香菜和生姜提取物因其不同的植物化学活性而具有的治疗特性。
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引用次数: 2
Artificial Intelligence for Healthcare Systems of Developing World: Opportunities and Risks 发展中国家医疗保健系统的人工智能:机遇与风险
Q3 Engineering Pub Date : 2022-08-29 DOI: 10.31357/ait.v2i3.5996
Maheshika Dissanayake
Artificial Intelligence (AI) is now everywhere. It refers to systems that demonstrate intelligent behavior, such as the ability to analyze their environment to take action that is typically displayed by humans and animals.  AI-embedded devices possess the ability to learn through example scenarios and past data presented to the system. The word AI was first introduced to the research community in 1956 at a conference at Dartmouth College in the United States [1].  With time, the AI industry expanded from data to information, then to knowledge, and ultimately to intelligence. Due to the depth and breadth of learning capacity associated with AI technologies, today it has become one of the hottest research areas, finding applications in but not limited to computer vision, marketing, industrial automation, big data, and the Internet of things (IOT).
人工智能(AI)现在无处不在。它指的是表现出智能行为的系统,例如分析环境以采取人类和动物通常表现出来的行动的能力。嵌入式人工智能设备具有通过提供给系统的示例场景和过去数据进行学习的能力。人工智能这个词是1956年在美国达特茅斯学院的一次会议上首次被引入研究界的。随着时间的推移,人工智能产业从数据扩展到信息,然后扩展到知识,最终扩展到智能。由于与人工智能技术相关的学习能力的深度和广度,今天它已经成为最热门的研究领域之一,在计算机视觉、市场营销、工业自动化、大数据和物联网(IOT)等领域都有应用。
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引用次数: 0
A Novel Machine Learning based Autonomous Farming Robot for Small-Scale Chili Plantations 一种新型的基于机器学习的小型辣椒种植园自主农业机器人
Q3 Engineering Pub Date : 2022-08-29 DOI: 10.31357/ait.v2i3.5461
Kasun Thushara, Fazlun Rifaza Noordeen, Kaveesha N. Ranasinghe, Chamitha D. Alwis, Madushanka N. Dharmaweera, Bhathiya M. Pilanawithana
The agricultural sector is a major economic force in Sri Lanka, which contributes to the national economy, food security, and employment. The traditional methods practiced by farmers mainly drove the growth of the agriculture sector over the last 2500 years. However, these traditional methods have often been ineffective against pest attacks in recent years causing significant losses to farmers and threatening food security. To counter these issues, officials and researchers have started formulating novel technology-based smart solutions. This study proposes a smart, autonomous mobile robot that can help detect pests and diseases in advance and assist in crop estimation of chili plants. The model is created as such for pest and plant disease detection in small-scale chili plantations with the hope of using it in other crop types for the same purpose in the future. Thus, the proposed approach together with the developed model can be used to enhance the growth of other plants as well. Identification of the type of garden and the detection of pests and plant diseases are achieved using machine learning techniques while the identification of nutrient deficiencies is achieved using image processing techniques. This proposed mobile robot incorporates sensory inputs, machine learning, robotics, and image processing. Furthermore, a mobile application acts as the interface between the user and the robot.
农业是斯里兰卡的主要经济力量,为国民经济、粮食安全和就业做出了贡献。在过去2500年里,农民实践的传统方法主要推动了农业部门的发展。然而,近年来,这些传统方法往往对害虫袭击无效,给农民造成重大损失并威胁到粮食安全。为了解决这些问题,官员和研究人员已经开始制定新的基于技术的智能解决方案。本研究提出了一种智能、自主的移动机器人,可以帮助提前检测害虫和疾病,并协助辣椒植物的作物估计。该模型是为小规模辣椒种植园的病虫害检测而创建的,并希望将来将其用于其他作物类型以达到同样的目的。因此,所提出的方法以及所开发的模型也可用于促进其他植物的生长。花园类型的识别和病虫害的检测是使用机器学习技术实现的,而营养缺乏的识别是使用图像处理技术实现的。这个提议的移动机器人结合了感官输入、机器学习、机器人和图像处理。此外,移动应用程序充当用户和机器人之间的接口。
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引用次数: 0
Value Stream Analysis and Middlemen Impact of Skipjack Tuna and Smoothbelly Sardinella Dried Fish Value Chains in Sri Lanka 斯里兰卡鲣鱼、金枪鱼和沙肚鱼干价值链的价值流分析及中间商影响
Q3 Engineering Pub Date : 2022-08-29 DOI: 10.31357/ait.v2i3.5661
Shalika Laksan Wickrama, D. Koralagama, Sandika Abeysinghe
Value-added activities, chain structures, and middlemen impact are incomprehensible in the dried fish economy. Processors have a significant impact at the initial stage of the value chain, but little control over value chain management; however vastly monopolized by intermediaries. Yet, the processors receive poor returns compared to other actors in the value chain. Value stream analysis visualizes the value additions incorporated by all the actors and agents in the value chain. Despite the literature states of different returns along the value chain, a comprehensive mapping is needed to assess the contribution by actors and agents over Value Added (VA), Necessary Value Added (NVA) and Non-Necessary Value Added activities (NNVA). This will enable fair and efficient functions in the value chain. The same scenario is common in dried fish value chains in Sri Lanka which is inadequately researched. This study aims to conduct a value stream analysis, middlemen impact assessment, and their relationship for skipjack tuna and smoothbelly sardinella dried fish value chains representing the highest per-capita consumption dried fish varieties in Sri Lanka. Hambantota, Matara, Puttalam, and Gampaha were selected to conduct the study representing the highest dried fish production districts. A quantitative data collection method was adopted employing a pre-tested structured questionnaire. A simple random sampling technique was used to draw the sample from processors, wholesalers and retailers where the sample sizes were 100, ,40, and 40 respectively. Secondary data were collected from reputed published materials. Data were analyzed mainly using descriptive techniques. The number of VA, NV,A and NNVA activities are approximately decreased through the skipjack tuna value chain as processor (VA-10, NVA-01, NNVA-02), wholesaler (VA-2, NVA-1, NNVA-4) and retailer (VA-02, NVA-01, NNVA-01) and for smoothbelly sardinella processor (VA-08, NVA-01, NNVA-02), wholesaler (VA-02, NVA-01, NNVA-02) and retailer (VA-01, NVA-01, NNVA-02) levels. Time spent for each activity is decreased through value chain for both dried fish varieties. The market margins for skipjack tuna and smoothbelly sardinella are 46.64% and 38.19% respectively. Profit margins are increased along the value chain at the processor, wholesaler and retailer levels for skipjack tuna (9.63%, 15.25%, 27.22%) and smoothbelly sardinella (12.53%, 14.23%, 20.98%) respectively. In contrast, profit gain was not fairly distributed along the value chain proportionately contribution to activities and times spent by actors. This recommended an effective mechanism for fair profit sharing for dried fish actors based on their contribution to value addition and time spent on each activity.
在干鱼经济中,增值活动、连锁结构和中间商的影响是不可理解的。加工商在价值链的初始阶段具有显著的影响,但对价值链管理的控制力很小;然而被中间商极大地垄断。然而,与价值链上的其他参与者相比,加工商的回报很低。价值流分析可视化了价值链中所有参与者和代理所包含的附加价值。尽管文献表明价值链上的回报不同,但需要一个全面的映射来评估行动者和代理人对增加价值(VA)、必要增加价值(NVA)和非必要增加价值活动(NNVA)的贡献。这将在价值链中实现公平和高效的功能。同样的情况在斯里兰卡的干鱼价值链中也很常见,但研究不足。本研究旨在对斯里兰卡人均消费最高的干鱼品种鲣鱼、金枪鱼和沙肚沙丁鱼干鱼价值链进行价值流分析、中间商影响评估及其关系。汉班托塔、Matara、Puttalam和Gampaha被选中进行研究,代表了干鱼产量最高的地区。采用预测式结构化问卷定量收集数据。采用简单的随机抽样技术从加工商、批发商和零售商中抽取样本,样本量分别为100人、40人和40人。次要数据是从知名的出版材料中收集的。数据分析主要采用描述性技术。在鲣鱼价值链中,作为加工商(VA-10、NVA-01、NNVA-02)、批发商(VA-2、NVA-1、NNVA-4)和零售商(VA-02、NVA-01、NNVA-01)以及沙腹沙丁鱼加工商(VA-08、NVA-01、NNVA-02)、批发商(VA-02、NVA-01、NNVA-02)和零售商(VA-01、NVA-01、NNVA-02)级别,VA、NV、A和NNVA活动的数量大致减少。每项活动花费的时间通过价值链减少了两种干鱼品种。鲣鱼和沙肚沙丁鱼的市场利润率分别为46.64%和38.19%。鲣鱼(9.63%,15.25%,27.22%)和沙肚沙丁鱼(12.53%,14.23%,20.98%)的加工、批发和零售商在价值链上的利润率分别有所增加。相比之下,利润收益并没有在价值链上按比例分配给参与者的活动和花费的时间。该报告建议建立一种有效的机制,根据干鱼演员对增值的贡献和在每项活动上花费的时间,公平分享利润。
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引用次数: 0
A Novel Method for Moving Laterally and Discovering Malicious Lateral Movements in Windows Operating Systems: A Case Study 在Windows操作系统中横向移动和发现恶意横向移动的新方法:一个案例研究
Q3 Engineering Pub Date : 2022-08-25 DOI: 10.31357/ait.v2i3.5584
A. Mailewa, Kyle Rozendaal
Lateral movement is a pervasive threat because modern networked systems that provide access to multiple users are far more efficient than their non-networked counterparts. It is a well-known attack methodology with extensive research conducted investigating the prevention of lateral movement in enterprise systems. However, attackers use increasingly sophisticated methods to move laterally that bypass typical detection systems. This research comprehensively reviews the problems in lateral movement detection and outlines common defenses to protect modern systems from lateral movement attacks. A literature review outlines techniques for automatic detection of malicious lateral movement, explaining common attack methods utilized by advanced persistent threats and components built into the Windows operating system that can assist with discovering malicious lateral movement. Finally, a novel approach for moving laterally designed by other security researchers is reviewed and studied, an original process for detecting this method of lateral movement is proposed, and the application of the detection methodology is also expanded.
横向移动是一种普遍存在的威胁,因为现代网络系统提供了对多个用户的访问,其效率远远高于非网络系统。这是一种众所周知的攻击方法,在企业系统中进行了广泛的研究,以防止横向移动。然而,攻击者使用越来越复杂的方法绕过典型的检测系统进行横向移动。本研究全面回顾了横向移动检测中的问题,并概述了保护现代系统免受横向移动攻击的常见防御措施。一篇文献综述概述了自动检测恶意横向移动的技术,解释了高级持久威胁和内置到Windows操作系统中的组件所使用的常见攻击方法,这些方法可以帮助发现恶意横向移动。最后,回顾和研究了其他安全研究人员设计的一种新的横向移动方法,提出了一种检测这种横向移动方法的原始过程,并扩展了检测方法的应用范围。
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引用次数: 0
Deep Residual Learning-Based Convolutional Variational Autoencoder For Driver Fatigue Classification 基于深度残差学习的卷积变分自编码器驾驶员疲劳分类
Q3 Engineering Pub Date : 2022-08-25 DOI: 10.31357/ait.v2i3.5545
Sameera Adhikari, Senaka Amarakeerthi
Driving under the influence of fatigue often results in uncontrollable vehicle dynamics, which causes severe and fatal accidents. Therefore, early warning on the fatigue onset is crucial to avoid occurrences of such kind of a disaster. In this paper, the authors have investigated a novel semi-supervised convolutional variational autoencoder-based classification approach to classify the state of the driver. A convolutional variational autoencoder is a generative network. The authors have proposed a discriminative model using convolutional variational autoencoders and residual learning. This approach calculates an intermediate loss base on deep features of the network in addition to the label information in training. The loss obtained by this method helps the training to be more effective on the model and leads to better accuracy in driver fatigue classification.  The trained model has managed to classify driver fatigue with higher accuracy (97%) than the other successful models taken into comparison, proving that the proposed method is more practical for computing classification loss for driver fatigue to currently available methods.
疲劳状态下的驾驶往往会导致车辆动力学不可控,从而造成严重和致命的事故。因此,对疲劳发作的早期预警对于避免此类灾难的发生至关重要。在本文中,作者研究了一种基于半监督卷积变分自编码器的分类方法来对驾驶员的状态进行分类。卷积变分自编码器是一个生成网络。作者提出了一种基于卷积变分自编码器和残差学习的判别模型。该方法除了训练中的标签信息外,还基于网络的深度特征计算中间损失。该方法得到的损失有助于对模型进行更有效的训练,从而提高驾驶员疲劳分类的准确性。训练后的模型对驾驶员疲劳分类的准确率(97%)高于其他成功的模型进行比较,证明本文方法在计算驾驶员疲劳分类损失方面比现有方法更实用。
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引用次数: 0
E-marketing Tools for Food Businesses Amidst Covid-19 Pandemic: Advantages and Challenges 2019冠状病毒病疫情期间食品企业的电子营销工具:优势与挑战
Q3 Engineering Pub Date : 2022-08-25 DOI: 10.31357/ait.v2i3.5663
P. Wanniarachchi, Supun Rajakaruna
Many businesses are interested in searching for the latest technologies to secure the tie with existing customers and to prevent potential customers from abandoning their businesses during the COVID-19 pandemic. The food industry is one of them. Therefore, this review article is an attempt to identify various e-marketing tools adopted in the business world in the pre-covid era and to underpin their applicability in the food industry in the covid era by highlighting the advantages and challenges of their adoption. Research articles, conference proceedings, book chapters, theses, and dissertations regarding the topic of applications of e-marketing published from 2000 to 2019 available in the google scholar database, were considered in the review. The final search of the literature was carried out in February 2020. The study reveals that the benefits of applying e-marketing tools in food businesses could compensate for the pitfalls of adopting them. Authors suggest that the ability to compare prices of similar products from different sellers as the most promising benefit of e-marketing, from the customer perspective. Similarly, the cost-effectiveness experienced by food suppliers compared to traditional marketing, makes the e-marketing concept attractive, for food businesses. This work discovers the ability and the inclination of people to launch, manage and organize business ventures with e-marketing approaches in the present as well as the future world. 
很多企业都在寻找最新技术,以确保与现有客户的联系,并防止潜在客户在新冠疫情期间放弃自己的业务。食品工业就是其中之一。因此,这篇综述文章试图确定在covid前时代商业世界采用的各种电子营销工具,并通过强调采用这些工具的优势和挑战来巩固它们在covid时代食品行业的适用性。本次审查考虑了谷歌学者数据库中2000年至2019年发表的有关电子营销应用主题的研究论文、会议论文集、书籍章节、论文和学位论文。文献的最终检索于2020年2月进行。研究表明,在食品企业中应用电子营销工具的好处可以弥补采用它们的缺陷。作者认为,从消费者的角度来看,比较不同卖家类似产品价格的能力是电子营销最有希望的好处。同样,与传统营销相比,食品供应商所经历的成本效益使得电子营销概念对食品企业具有吸引力。这项工作发现的能力和倾向,人们发起,管理和组织企业与电子营销方法在现在和未来的世界。
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引用次数: 0
Website Aesthetics and Technology Playfulness in Encouraging Customer Use of Online based Self-Service Technologies: Special Reference to Commercial Banks in Sri Lanka 鼓励客户使用网上自助服务技术的网站美学和技术趣味:斯里兰卡商业银行的特殊参考
Q3 Engineering Pub Date : 2022-08-20 DOI: 10.31357/ait.v2i3.5500
Sandamali Galdolage, Samudrika Rasanjalee
Rapid technological advancements have aided the service sector's continued evolution, converting traditional physical service encounters managed by service professionals into self-service technologies (SSTs) controlled by customers. Despite the fact that prior studies have attempted to understand customers' technology acceptance in general, sufficient attention has not been paid to the study of self-service technologies, particularly Online based SSTs. Hence, the purpose of this study is to investigate the website aesthetics and technology playfulness of online-based SSTs leading the use of self-service technologies in the Sri Lankan commercial banking industry. A qualitative approach was undertaken, conducting 50 semi-structured interviews with banking customers who use SSTs in the Western Province, Sri Lanka with the use of a non-probabilistic purposeful sampling strategy. The method of thematic analysis was used to analyze the data. The findings revealed “Information quality and guidance”, “Innovative systems and facilities”, “Use of multiple languages”, “High interactivity” and “Visually appealing techniques” as the five themes of website aesthetics and “Enjoyment”, “Exciting”, “Entertaining”, “Creativity”, “Delight” and “Appealing features” as the six themes of technology playfulness leading towards the use of online-based SSTs in the banking sector. The findings would occupy the vacuum of existing literature on the customer use of online-based self-service technologies. Practitioners will be given direction with the understanding on how consumers could be encouraged towards the use of online-based SSTs with the integration of website aesthetics and technology playfulness to improve the delivery of self-service technologies in the commercial banking sector.
快速的技术进步促进了服务业的持续发展,将传统的由服务专业人员管理的实体服务转变为由客户控制的自助服务技术(SSTs)。尽管之前的研究试图了解客户的技术接受程度,但对自助服务技术的研究,特别是基于Online的SSTs,并没有给予足够的重视。因此,本研究的目的是调查斯里兰卡商业银行业中领先使用自助服务技术的在线SSTs的网站美学和技术游戏性。采用了定性方法,对斯里兰卡西部省使用SSTs的银行客户进行了50次半结构化访谈,采用了非概率有目的的抽样策略。采用专题分析的方法对数据进行分析。调查结果显示,“资讯质素及指引”、“创新的系统及设施”、“使用多种语言”、“高度互动性”及“视觉上吸引人的技巧”是网站美学的五个主题,而“享受”、“刺激”、“有趣”、“创意”、“愉悦”及“吸引人的功能”则是导致银行业使用网上服务系统的六个科技趣味主题。这一发现将填补现有关于客户使用在线自助服务技术的文献空白。为从业员提供指引,了解如何鼓励消费者使用网上服务系统,结合网站的美观性和科技的趣味性,以改善商业银行自助服务技术的提供。
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引用次数: 0
Learning Representations for Face Recognition: A Review from Holistic to Deep Learning 人脸识别的学习表征:从整体学习到深度学习的回顾
Q3 Engineering Pub Date : 2022-08-05 DOI: 10.46604/aiti.2022.8308
Fabian Barreto, J. Sarvaiya, S. Patnaik
For decades, researchers have investigated how to recognize facial images. This study reviews the development of different face recognition (FR) methods, namely, holistic learning, handcrafted local feature learning, shallow learning, and deep learning (DL). With the development of methods, the accuracy of recognizing faces in the labeled faces in the wild (LFW) database has been increased. The accuracy of holistic learning is 60%, that of handcrafted local feature learning increases to 70%, and that of shallow learning is 86%. Finally, DL achieves human-level performance (97% accuracy). This enhanced accuracy is caused by large datasets and graphics processing units (GPUs) with massively parallel processing capabilities. Furthermore, FR challenges and current research studies are discussed to understand future research directions. The results of this study show that presently the database of labeled faces in the wild has reached 99.85% accuracy.
几十年来,研究人员一直在研究如何识别面部图像。本研究回顾了不同人脸识别方法的发展,即整体学习、手工局部特征学习、浅层学习和深度学习。随着方法的发展,在野外标记人脸(LFW)数据库中识别人脸的准确性得到了提高。整体学习的准确性为60%,手工局部特征学习的准确性提高到70%,浅层学习的准确性达到86%。最后,DL实现了人类水平的性能(97%的准确率)。这种增强的准确性是由具有大规模并行处理能力的大型数据集和图形处理单元(GPU)引起的。此外,还讨论了FR的挑战和当前的研究,以了解未来的研究方向。这项研究的结果表明,目前野外标记人脸数据库的准确率已达到99.85%。
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Advances in Technology Innovation
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