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An Approach for PAPR Reduction in OFDM System using RCF Technique 利用RCF技术降低OFDM系统PAPR的方法
Journal of Engineering Research and Sciences Pub Date : 2022-10-01 DOI: 10.55708/js0110003
Juhi Singh
{"title":"An Approach for PAPR Reduction in OFDM System using RCF Technique","authors":"Juhi Singh","doi":"10.55708/js0110003","DOIUrl":"https://doi.org/10.55708/js0110003","url":null,"abstract":"— OFDM is one of the important modulation techniques for wireless communication which is the advanced version of FDM. Now-a-days congestion networking is growing like AI, IoT, 5G etc. so there is a need of high data rate with low BER. For such a network there is requirement of high-speed secured data transmission that is multicarrier technique OFDM. This modulation technique is useful for current and future scenario. One of the major issue in OFDM is high PAPR and this is happened due to large amount of input data bits. High PAPR results in distortion in bands and power inefficiency using power amplifier. RCF is the technique used in this paper to reduce the PAPR and analyze the results with and without applying PAPR reduction technique. In this paper, after application of 4 clip and filter SNR is improved along with decrement of CCDF of PAPR which is desired.","PeriodicalId":156864,"journal":{"name":"Journal of Engineering Research and Sciences","volume":"17 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2022-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"127649953","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: 0
The Current Trends of Deep Learning in Autonomous Vehicles: A Review 深度学习在自动驾驶汽车中的发展趋势
Journal of Engineering Research and Sciences Pub Date : 2022-10-01 DOI: 10.55708/js0110008
Jing Ren, Raymond N. Huang, Hossam A. Gabbar
{"title":"The Current Trends of Deep Learning in Autonomous Vehicles: A Review","authors":"Jing Ren, Raymond N. Huang, Hossam A. Gabbar","doi":"10.55708/js0110008","DOIUrl":"https://doi.org/10.55708/js0110008","url":null,"abstract":": Autonomous vehicles are the future of road traffic. In addition to improving safety and efficiency from reduced errors compared to conventional vehicles, autonomous vehicles can also be implemented in applications that may be inconvenient or dangerous to a human driver. To realize this vision, seven essential technologies need to be evolved and refined including path planning, computer vision, sensor fusion, data security, fault diagnosis, control, and lastly, communication and networking. The contributions and the novelty of this paper are: 1) provide a comprehensive review of the recent advances in using deep learning for autonomous vehicle research, 2) offer insights into several important aspects of this emerging area, and 3) identify five directions for future research. To the best of our knowledge, there is no previous work that provides similar reviews for autonomous vehicle design.","PeriodicalId":156864,"journal":{"name":"Journal of Engineering Research and Sciences","volume":"29 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2022-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"123928905","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: 0
Fast Labeled Spanning Tree in Binary Irregular Graph Pyramids 二元不规则图金字塔中的快速标记生成树
Journal of Engineering Research and Sciences Pub Date : 2022-10-01 DOI: 10.55708/js0110009
Majid Banaeyan, W. Kropatsch
{"title":"Fast Labeled Spanning Tree in Binary Irregular Graph Pyramids","authors":"Majid Banaeyan, W. Kropatsch","doi":"10.55708/js0110009","DOIUrl":"https://doi.org/10.55708/js0110009","url":null,"abstract":": Irregular Pyramids are powerful hierarchical structures in pattern recognition and image processing. They have high potential of parallel processing that makes them useful in processing of a huge amount of digital data generated every day. This paper presents a fast method for constructing an irregular pyramid over a binary image where the size of the images is more than 2000 in each of 2/3 dimensions. Selecting the contraction kernels (CKs) as the main task in constructing the pyramid is investigated. It is shown that the proposed fast labeled spanning tree (FLST) computes the equivalent contraction kernels (ECKs) in only two steps. To this purpose, first, edges of the corresponding neighborhood graph of the binary input image are classified. Second, by using a total order an efficient function is defined to select the CKs. By defining the redundant edges, further edge classification is performed to partition all the edges in each level of the pyramid. Finally, two important applications are presented : connected component labeling (CCL) and distance transform (DT) with lower parallel complexity 𝒪( 𝑙𝑜𝑔 ( 𝛿 )) where the 𝛿 is the diameter of the largest connected component in the image.","PeriodicalId":156864,"journal":{"name":"Journal of Engineering Research and Sciences","volume":"92 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2022-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"125856256","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: 3
Fractal Research to the Production of High-strength Materials 分形在高强度材料生产中的应用研究
Journal of Engineering Research and Sciences Pub Date : 2022-10-01 DOI: 10.55708/js0110006
S. Choi, Eunsung Jekal
{"title":"Fractal Research to the Production of High-strength Materials","authors":"S. Choi, Eunsung Jekal","doi":"10.55708/js0110006","DOIUrl":"https://doi.org/10.55708/js0110006","url":null,"abstract":": SiC ceramics are excellent materials applied at high temperatures because of their light-weight, excellent high-temperature strength, and high thermal shock resistance. For better engineering properties, we made SiC with fractal lattices. Stress-strain behavior and modulus changes from room temperature to 1,250 o C were analyzed using LAMMPS S/W, a molecular dynamics program. As a result of this study, it was confirmed that the modulus of elasticity of SiC crystals changed in the range of about 475 GPa to 425 GPa as it increased from room temperature to 1,250 o C. The stress-displacement characteristics of SiC crystals, which could not be measured at a high temperature of 1,000 o C or higher, could be ensured.","PeriodicalId":156864,"journal":{"name":"Journal of Engineering Research and Sciences","volume":"6 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2022-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"123741217","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: 0
Reservations - as a Step of Social Democracy: Review of Dr. Ambedkar’s Principles 保留——作为社会民主的一个步骤:回顾安贝德卡博士的原则
Journal of Engineering Research and Sciences Pub Date : 2022-10-01 DOI: 10.55708/js0110001
Mange Karan Ratanbhai
{"title":"Reservations - as a Step of Social Democracy: Review of Dr. Ambedkar’s Principles","authors":"Mange Karan Ratanbhai","doi":"10.55708/js0110001","DOIUrl":"https://doi.org/10.55708/js0110001","url":null,"abstract":": The paper aims to highlight the key frameworks of Dr. B.R. Ambedkar, his thoughts, philosophies, and goals behind the framing of the Indian constitution. Based on different theories and philosophies, the concept of the reservation system adopted by the Indian Constitution, and its relevance in today’s scenario is being portrayed. Dr. Ambedkar’s idea of a classless and casteless society is somewhat achieved but due to the undue advantages of the reservation system, the individuals are deprived of equality and equal opportunities. The rights of representation given to minors were for some time only but the parliament till today haven’t changed this system which is a curse in the economic and social development of the nation.","PeriodicalId":156864,"journal":{"name":"Journal of Engineering Research and Sciences","volume":"36 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2022-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"132638427","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: 0
Trajectory Correction Method of Motion Description Language of Vertebral Milling Robot based on Force Feedback 基于力反馈的椎体铣削机器人运动描述语言轨迹修正方法
Journal of Engineering Research and Sciences Pub Date : 2022-10-01 DOI: 10.55708/js0110005
Wei Ding, Zhaoming Liu, Hongwei Wang, Long Cui
{"title":"Trajectory Correction Method of Motion Description Language of Vertebral Milling Robot based on Force Feedback","authors":"Wei Ding, Zhaoming Liu, Hongwei Wang, Long Cui","doi":"10.55708/js0110005","DOIUrl":"https://doi.org/10.55708/js0110005","url":null,"abstract":"","PeriodicalId":156864,"journal":{"name":"Journal of Engineering Research and Sciences","volume":"15 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2022-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"124580261","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: 1
IoT Based Smart Physiotherapy System: A Review 基于物联网的智能理疗系统研究进展
Journal of Engineering Research and Sciences Pub Date : 2022-10-01 DOI: 10.55708/js0110007
Adil Ali Saleem, Kainat Zafar, M. A. Raza, Z. Kareem, Mui-zzud- din, H. Siddiqui, S. Dudley
{"title":"IoT Based Smart Physiotherapy System: A Review","authors":"Adil Ali Saleem, Kainat Zafar, M. A. Raza, Z. Kareem, Mui-zzud- din, H. Siddiqui, S. Dudley","doi":"10.55708/js0110007","DOIUrl":"https://doi.org/10.55708/js0110007","url":null,"abstract":": During recent years, the increase in the ageing population, the ubiquity of chronic diseases in the world, and the development in technologies have resulted in high demand for efficient healthcare systems. Physical anomalies mostly caused by injury, disease, and ageing lead to limit the regular ability of people to move and function. Primary health care providers often refer patients to conservative regular exercises as the first stage of the remedial process. The exercises operated under trained supervision are effective, but it is not feasible to supervise each patient under the growing number of such cases. Smart Physiotherapy exercise is one of the most beneficial and need of the time. The proper and systematic execution of recommended exercises is required for effective home-based physiotherapy. This study aims at exploring recent investigations performed by researchers in this discipline and subsequently, provide a ground for new researchers to improve or bring innovation in the approach. Electronic databases were searched between 2015 and 2020 in addition the reference lists of the articles that meet the criteria were also searched. The outcome of this study indicates that there is no prolific application that automatically monitors and guides the patients in performing the right and systematic exercises advised by the physiotherapist.","PeriodicalId":156864,"journal":{"name":"Journal of Engineering Research and Sciences","volume":"1 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2022-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"129825420","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: 0
CANClassify: Automated Decoding and Labeling of CAN Bus Signals CAN分类:自动解码和标记的CAN总线信号
Journal of Engineering Research and Sciences Pub Date : 2022-10-01 DOI: 10.55708/js0110002
P. Ngo, J. Sprinkle, R. Bhadani
{"title":"CANClassify: Automated Decoding and Labeling of CAN Bus Signals","authors":"P. Ngo, J. Sprinkle, R. Bhadani","doi":"10.55708/js0110002","DOIUrl":"https://doi.org/10.55708/js0110002","url":null,"abstract":": Controller Area Network (CAN) bus data is used on most vehicles today to report and communicate sensor data. However, this data is generally encoded and is not directly interpretable by simply viewing the raw data on the bus. However, it is possible to decode CAN bus data and reverse engineer the encodings by leveraging knowledge about how signals are encoded and using independently recorded ground-truth signal values for correlation. While methods exist to support the decoding of possible signals, these methods often require additional manual work to label the function of each signal. In this paper, we present CANClassify — a method that takes in raw CAN bus data, and automatically decodes and labels CAN bus signals, using a novel convolutional interpretation method to preprocess CAN messages. We evaluate CANClassify’s performance on a previously undecoded vehicle and confirm the encodings manually. We demonstrate performance comparable to the state of the art while also providing automated labeling. Examples and code are available at https://github.com/ngopaul/CANClassify .","PeriodicalId":156864,"journal":{"name":"Journal of Engineering Research and Sciences","volume":"301 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2022-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"129771815","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: 2
The Future of Work after COVID-19 from the Office to the Edge: Using the IT Industry as an Example 2019冠状病毒病后的工作未来:从办公室到边缘:以IT行业为例
Journal of Engineering Research and Sciences Pub Date : 2022-09-01 DOI: 10.55708/js0109003
Ya-Ning Chang, Chui-Yu Chiu
{"title":"The Future of Work after COVID-19 from the Office to the Edge: Using the IT Industry as an Example","authors":"Ya-Ning Chang, Chui-Yu Chiu","doi":"10.55708/js0109003","DOIUrl":"https://doi.org/10.55708/js0109003","url":null,"abstract":": T he spread of the epidemic caused many people to believe the traditional office model is no longer appropriate for modern business, nor is it compatible with the efficiency and innovation demanded by modern business. Individual accomplishment is not measured by where one works, but by achieving a balance between work and life and establishing a connection in the world. No matter where we sit, the energy and thinking we bring to our work will help us accelerate the creation of flexible work models. In 2022, business leaders are dealing with vaccines and back-to-office issues. At the same time, we began to think about a new working model, after listening to the employees’ opinions and determining what conditions must exist for collaboration with organizational leaders to succeed. The purpose of this paper is to explore the possibility of using the Delphi method (Delphi) and SWOT method to conduct in-depth interviews with current IT professionals in applying hybrid work models with critical success factors (CSFs) after COVID-19 hoping to bring new ideas and inspirations to business leaders in Taiwan.","PeriodicalId":156864,"journal":{"name":"Journal of Engineering Research and Sciences","volume":"80 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2022-09-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"116832050","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: 126
Hexagonal CSRR Based Broadband Monopole Antenna at UHF-Band 基于超高频六角形CSRR的宽带单极天线
Journal of Engineering Research and Sciences Pub Date : 2022-09-01 DOI: 10.55708/js0109001
S. M. Yayan, Ali Furkan Aslan
{"title":"Hexagonal CSRR Based Broadband Monopole Antenna at UHF-Band","authors":"S. M. Yayan, Ali Furkan Aslan","doi":"10.55708/js0109001","DOIUrl":"https://doi.org/10.55708/js0109001","url":null,"abstract":": In this work, complementary split ring resonators (CSRR) based broadband monopole antenna is proposed. A variety of geometrical shapes are studied as a radiator to find out the radiator with the highest possible return loss bandwidth potential. It has been found that the semi-circularly shaped resonator has the widest VSWR<3 bandwidth. Therefore, a monopole antenna constructed by a semi-circularly shaped microstrip radiator which is excited with a 50-ohm microstrip line is proposed. It has been seen that a semi-circularly shaped microstrip radiator does not have adequate broadband performance in terms of VSWR<2 bandwidth. Therefore, CSRR structures that are shaped like hexagons are employed in order to enhance the VSWR<2 bandwidth of the proposed antenna. It has been seen that a single CSRR only influences a limited frequency range. In order to make the proposed monopole antenna operate within a much larger frequency bandwidth and achieve return loss enhancement along the whole frequency band, multiple equilateral hexagonal CSRRs are utilized. The ground plane of the monopole antenna is modified such that three CSRR structures having different dimensions are inserted behind the 50-ohm feeding line. The resulting manufactured monopole antenna operates from 320 MHz to 1100 MHz while having an average gain of 3.05 dBi gain. Moreover, the total efficiency of 94% is achieved along the operating frequency band.","PeriodicalId":156864,"journal":{"name":"Journal of Engineering Research and Sciences","volume":"1 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2022-09-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"130073448","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: 0
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