2015 IEEE 28th Canadian Conference on Electrical and Computer Engineering (CCECE)最新文献

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Efficient robot navigation for semi-structured indoor storehouse 半结构化室内仓库的高效机器人导航
2015 IEEE 28th Canadian Conference on Electrical and Computer Engineering (CCECE) Pub Date : 2015-05-03 DOI: 10.1109/CCECE.2015.7129468
Kai Sun, Yuanlong Yu, J. Gu
{"title":"Efficient robot navigation for semi-structured indoor storehouse","authors":"Kai Sun, Yuanlong Yu, J. Gu","doi":"10.1109/CCECE.2015.7129468","DOIUrl":"https://doi.org/10.1109/CCECE.2015.7129468","url":null,"abstract":"This paper proposes an augmented transition network (ATN) based algorithm to deal with storehouse robot navigation. At first, two operations of edge detection and binarization of original image are employed. The lane line equations are evaluated by scanning the lane line pixels through augmented transition network (ATN) algorithm in the binary image. Then the angle offset and horizontal distance offset of robot can be calculated from the lane line equations and the art of geometry. Finally an expert control algorithm is used to control robot navigating according to the angle offset and horizontal distance offset. Experimental results show substantial improvement in efficiency and reliability with this algorithm. In addition, the runtime can satisfy the requirement of realtime navigation while the performance is significant enhanced.","PeriodicalId":218111,"journal":{"name":"2015 IEEE 28th Canadian Conference on Electrical and Computer Engineering (CCECE)","volume":"34 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2015-05-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"115332499","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
Design of adaptive antenna systems for LTE using Genetic Algorithm and Particle Swarm Optimization 基于遗传算法和粒子群优化的LTE自适应天线系统设计
2015 IEEE 28th Canadian Conference on Electrical and Computer Engineering (CCECE) Pub Date : 2015-05-03 DOI: 10.1109/CCECE.2015.7129420
Naga Raghavendra Surya Vara Prasad Koppisetti, Shankhanaad Mallick, V. Bhargava
{"title":"Design of adaptive antenna systems for LTE using Genetic Algorithm and Particle Swarm Optimization","authors":"Naga Raghavendra Surya Vara Prasad Koppisetti, Shankhanaad Mallick, V. Bhargava","doi":"10.1109/CCECE.2015.7129420","DOIUrl":"https://doi.org/10.1109/CCECE.2015.7129420","url":null,"abstract":"This paper presents design and performance evaluation of an intelligent adaptive antenna system for LTE networks. The design is based on a resource optimization problem, which adjusts the antenna gains of LTE eNodeBs in a geographic area. By adaptively changing the cellular coverage patterns of eNodeBs, our proposed design maximizes the network coverage and capacity while minimizing the total transmission power and inter-cell interference. The resource optimization problem is multi-objective and is very difficult to solve optimally, if possible. First, the solution of the problem is obtained using Genetic Algorithm. Then a faster converging Particle Swarm Optimization approach is proposed. System level simulations for LTE are conducted to evaluate the performance of our proposed schemes. Numerical results show significant performance improvement in terms of coverage, system throughput, and power minimization with respect to the existing fixed antenna gain schemes in LTE.","PeriodicalId":218111,"journal":{"name":"2015 IEEE 28th Canadian Conference on Electrical and Computer Engineering (CCECE)","volume":"44 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2015-05-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"122526553","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
Greener electric vehicles with VANETs 配备VANETs的绿色电动汽车
2015 IEEE 28th Canadian Conference on Electrical and Computer Engineering (CCECE) Pub Date : 2015-05-03 DOI: 10.1109/CCECE.2015.7129394
Maazen Alsabaan
{"title":"Greener electric vehicles with VANETs","authors":"Maazen Alsabaan","doi":"10.1109/CCECE.2015.7129394","DOIUrl":"https://doi.org/10.1109/CCECE.2015.7129394","url":null,"abstract":"Due to the need to reduce greenhouse gas emissions, and concerns about increasing oil prices, vehicles manufacturers have produced vehicles with either hybrid technology or full electric vehicles (FEVs). However, power plants that energize EVs generate emissions. Also, electricity prices are increasing. Therefore, more efforts in different technologies are needed to save more energy. Vehicular Ad Hoc Networks(VANETs) offer the potential for saving energy. The development of VANETs allow for the exchange of messages for green purposes, such as when a VANET informs a driver of the shortest, less congested path, which can save a significant amount of energy as the car needs not idle along the more congested route. Thus, VANETs offer a new approach to green technology: instead of making a vehicle green, an entire group of vehicles can be green. This paper aims to study in-depth the use of VANETs to provide green solutions for EVs.","PeriodicalId":218111,"journal":{"name":"2015 IEEE 28th Canadian Conference on Electrical and Computer Engineering (CCECE)","volume":"18 12 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2015-05-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"121919328","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
Robustness of wavelet domain watermarking against scaling attack 小波域水印对尺度攻击的鲁棒性研究
2015 IEEE 28th Canadian Conference on Electrical and Computer Engineering (CCECE) Pub Date : 2015-05-03 DOI: 10.1109/CCECE.2015.7129451
Yashar Naderahmadian, S. Beheshti
{"title":"Robustness of wavelet domain watermarking against scaling attack","authors":"Yashar Naderahmadian, S. Beheshti","doi":"10.1109/CCECE.2015.7129451","DOIUrl":"https://doi.org/10.1109/CCECE.2015.7129451","url":null,"abstract":"Robustness of image watermarking algorithms is challenged by applying various attacks on the watermarked images. One of such attacks is scaling. In this paper, we first demonstrate that structure of the scaling attack resembles that of discrete wavelet transform (DWT). Consequently, we are able to show that particular class of DWT watermarking method is robust against the scaling attack. It is shown that regardless of watermarking method, embedding a watermark in the approximation coefficients of wavelet transform makes the watermark more robust against the scaling attacks. In this paper, not only we provide the necessary condition for the robustness of DWT watermarking, but also we provide the sufficient criterion for this robustness to hold, based on the scaling attack level versus the number of DWT levels.","PeriodicalId":218111,"journal":{"name":"2015 IEEE 28th Canadian Conference on Electrical and Computer Engineering (CCECE)","volume":"311 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2015-05-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"128446906","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
The study of hybrid modulation based on cascade SVG and its DC control method 基于级联SVG的混合调制及其直流控制方法的研究
2015 IEEE 28th Canadian Conference on Electrical and Computer Engineering (CCECE) Pub Date : 2015-05-03 DOI: 10.1109/CCECE.2015.7129356
G. Yao, Luan He, Xin Wang, Lidan Zhou, Huajun Yu
{"title":"The study of hybrid modulation based on cascade SVG and its DC control method","authors":"G. Yao, Luan He, Xin Wang, Lidan Zhou, Huajun Yu","doi":"10.1109/CCECE.2015.7129356","DOIUrl":"https://doi.org/10.1109/CCECE.2015.7129356","url":null,"abstract":"This paper adopts PAM+PWM hybrid modulation method in a five cascade SVG (Static Var Generator). Four PAM (Pulse Amplitude Modulation) units output a voltage which is of fixed amplitude and in phase with the system voltage; and current direct controlling method was applied in the only PWM (Pulse Width Modulation) unit to adjust the output reactive current. To balance the DC-side voltage, pulses rotated cyclic between PAM units. This paper put forward a new method that rotated the pulses in an asymmetric way, in which the DC-side voltage of the PAM units was elevated and that of the PWM unit was accordingly reduced. Further, this paper successfully balanced the DC-side voltage volatility of each H-bridge by reasonably distributing capacitor parameter. Finally, PSCAD simulation results and the SVG experimental prototype prove the validity of this method.","PeriodicalId":218111,"journal":{"name":"2015 IEEE 28th Canadian Conference on Electrical and Computer Engineering (CCECE)","volume":"1 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2015-05-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"128250122","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
Time-variant acoustic propagation characterization in seaport deployments 海港部署中的时变声传播特性
2015 IEEE 28th Canadian Conference on Electrical and Computer Engineering (CCECE) Pub Date : 2015-05-03 DOI: 10.1109/CCECE.2015.7129506
Jean-François Bousquet, G. McIntyre, J. Quirion
{"title":"Time-variant acoustic propagation characterization in seaport deployments","authors":"Jean-François Bousquet, G. McIntyre, J. Quirion","doi":"10.1109/CCECE.2015.7129506","DOIUrl":"https://doi.org/10.1109/CCECE.2015.7129506","url":null,"abstract":"This paper presents a methodology to characterize the time-variant underwater acoustic channel for the development of coherent communication systems. The channel impulse response is extracted during trials in the Halifax harbour. To account for time-variance a fast tracking equalizer enhanced with spread spectrum technology is described and its ability to extract the channel variations is evaluated. The end-to-end bit error rate is used as a figure-of-merit to quantize the equalizer performance. As will be shown, the equalizer is capable of compensating for the Doppler effect as well as rapid changes in the multipath profile.","PeriodicalId":218111,"journal":{"name":"2015 IEEE 28th Canadian Conference on Electrical and Computer Engineering (CCECE)","volume":"27 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2015-05-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"128336958","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
A unified practical approach to modulation classification in cognitive radio using likelihood-based techniques 基于似然技术的认知无线电调制分类的统一实用方法
2015 IEEE 28th Canadian Conference on Electrical and Computer Engineering (CCECE) Pub Date : 2015-05-03 DOI: 10.1109/CCECE.2015.7129415
A. Salam, R. Sheriff, S. Al-Araji, K. Mezher, Q. Nasir
{"title":"A unified practical approach to modulation classification in cognitive radio using likelihood-based techniques","authors":"A. Salam, R. Sheriff, S. Al-Araji, K. Mezher, Q. Nasir","doi":"10.1109/CCECE.2015.7129415","DOIUrl":"https://doi.org/10.1109/CCECE.2015.7129415","url":null,"abstract":"The automatic classification of digital modulated signals has been subject to extensive studies over the last decade, with numerous scholarly articles and research studies published. This paper provides an insightful guidance and discussion on the most practical approaches of automatic modulation classification (AMC) in cognitive radio (CR) using likelihood based (LB) statistical tests. It also suggests a novel idea of storing the known constellation sets on the receiver side using a look-up table (LUT) to detect the transmitted replica. Relevant performance measures with simulated comparisons in flat fading additive white Gaussian noise (AWGN) channels are examined. Namely, the average likelihood ratio test (ALRT), generalized LRT (GLRT) and hybrid LRT (HLRT) are particularly illustrated using linearly phase-modulated signals such as M-ary phase shift keying (MPSK) and quadrature amplitude modulation (MQAM). When the unknown signal constellation is estimated using the maximum likelihood (ML) method, results indicate that the HLRT performs well and near optimal in most situations without extra computational burden.","PeriodicalId":218111,"journal":{"name":"2015 IEEE 28th Canadian Conference on Electrical and Computer Engineering (CCECE)","volume":"49 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2015-05-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"129028574","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: 5
Optimization of control parameters using averaging of handover indicator and received power for minimizing ping-pong handover in LTE 基于切换指标和接收功率平均的LTE控制参数优化
2015 IEEE 28th Canadian Conference on Electrical and Computer Engineering (CCECE) Pub Date : 2015-05-03 DOI: 10.1109/CCECE.2015.7129166
N. Hassan, K. Elkhazeen, Kaarman Raahemiafar, Xavier N Fernando
{"title":"Optimization of control parameters using averaging of handover indicator and received power for minimizing ping-pong handover in LTE","authors":"N. Hassan, K. Elkhazeen, Kaarman Raahemiafar, Xavier N Fernando","doi":"10.1109/CCECE.2015.7129166","DOIUrl":"https://doi.org/10.1109/CCECE.2015.7129166","url":null,"abstract":"This paper introduces an enhanced automatic self-optimization technique that picks up the best handover (HO) limits of long-term evolution (LTE) transceivers. The goal is to minimize the possible degradation due to HO call drop, HO failure (HOF) and Ping-Pong HO to improve HO performance indicator (HPI)of the network. The proposed algorithm tunes the hysteresis and time-to-trigger based on exponential averaging of HPI and the average of the old values of the received signal reference power (RSRP). The results show a clear improvement over weighted HPI averaging without RSRP averaging.","PeriodicalId":218111,"journal":{"name":"2015 IEEE 28th Canadian Conference on Electrical and Computer Engineering (CCECE)","volume":"48 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2015-05-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"129229715","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: 8
A robust classification model based on iBSA and GCA biomarkers for diagnosis of epilepsy 基于iBSA和GCA生物标志物诊断癫痫的鲁棒分类模型
2015 IEEE 28th Canadian Conference on Electrical and Computer Engineering (CCECE) Pub Date : 2015-05-03 DOI: 10.1109/CCECE.2015.7129180
Ali Hassan, F. Riaz, A. Basit
{"title":"A robust classification model based on iBSA and GCA biomarkers for diagnosis of epilepsy","authors":"Ali Hassan, F. Riaz, A. Basit","doi":"10.1109/CCECE.2015.7129180","DOIUrl":"https://doi.org/10.1109/CCECE.2015.7129180","url":null,"abstract":"Presence of neurobiological disorder, like epilepsy, causes abnormalities in brain functionality. This is why connectivity and activity patterns of brain regions in epileptic patients are very different as compared with healthy subjects. These asymmetries can be used to distinguish epileptic patients from healthy subjects. Robust features are extracted to capture asymmetries in connectivity patterns. However, these features do not give any information about the brain activity in a particular local region. So in order to get better classification accuracy, we need robust features to capture asymmetries in regional activities. In this paper, we propose a novel feature set that captures abnormalities in activities at local regional level by finding inter subject blood oxygen level dependent (BOLD) signal asymmetries (iBSA). By combining this iBSA with asymmetries in global connectivity patterns, we are able to capture all asymmetries at global network as well as local regions in only 225 features. Employing these 225 features and support vector machines for classification, an overall accuracy of 86.6% was obtained on resting state fMRI (rfMRI) data of 180 subjects without any feature selection. The results presented in this paper are better than any other reported results in current literature.","PeriodicalId":218111,"journal":{"name":"2015 IEEE 28th Canadian Conference on Electrical and Computer Engineering (CCECE)","volume":"39 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2015-05-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"123360343","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
Design of a 50nW, 0.5VDD sub-threshold OTA amplifier with indirect compensation technique and class AB output stage 采用间接补偿技术和AB级输出级的50nW、0.5VDD亚阈值OTA放大器的设计
2015 IEEE 28th Canadian Conference on Electrical and Computer Engineering (CCECE) Pub Date : 2015-05-03 DOI: 10.1109/CCECE.2015.7129316
R. Ganta, Mengye Cai, K. Fricke, R. Sobot
{"title":"Design of a 50nW, 0.5VDD sub-threshold OTA amplifier with indirect compensation technique and class AB output stage","authors":"R. Ganta, Mengye Cai, K. Fricke, R. Sobot","doi":"10.1109/CCECE.2015.7129316","DOIUrl":"https://doi.org/10.1109/CCECE.2015.7129316","url":null,"abstract":"We present analysis and design of a 0.5VDD two stage OTA amplifier with current-buffer compensation and class AB output stage in 90nm CMOS technology. All transistors in the amplifier operate in the sub-threshold region while achieving 86dB DC gain and unity gain frequency 40.5kHz with a load capacitor of 30pF. The total power dissipation is 50nW with bias current of 10nA.","PeriodicalId":218111,"journal":{"name":"2015 IEEE 28th Canadian Conference on Electrical and Computer Engineering (CCECE)","volume":"55 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2015-05-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"114351517","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
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