MELECON 2014 - 2014 17th IEEE Mediterranean Electrotechnical Conference最新文献

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Analysis and design of complex structures with an Eigencurrent Expansion Method 复杂结构的本征展开法分析与设计
MELECON 2014 - 2014 17th IEEE Mediterranean Electrotechnical Conference Pub Date : 2014-04-13 DOI: 10.1109/MELCON.2014.6820511
N. Janssen
{"title":"Analysis and design of complex structures with an Eigencurrent Expansion Method","authors":"N. Janssen","doi":"10.1109/MELCON.2014.6820511","DOIUrl":"https://doi.org/10.1109/MELCON.2014.6820511","url":null,"abstract":"A new Eigencurrent Expansion Method is developed, called Structure Eigencurrent Expansion Method (SEEM), using a reduction scheme on a Method-of-Moment (MoM) matrix in order to solve the Electric-Field Integral Equation (EFIE) in less computational time. This reduction is based on a subdivision of the coupled and uncoupled currents, reducing the amount of radiating currents that needs to be taken into account. This reduces the number of elements in the system MoM matrix. Additionally, symmetry and repetition occurring in complex structures, e.g., Circular Polarization Selective Surface (CPSS), is used to reduce the computation time in similarly reoccurring integrals. Both aspects pay off when structures get more complex. For one structure, a reduction of computational time with a factor 4.5 was achieved as compared to a full EFIE solver without reduction.","PeriodicalId":103316,"journal":{"name":"MELECON 2014 - 2014 17th IEEE Mediterranean Electrotechnical Conference","volume":"20 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2014-04-13","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"124789094","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
A new multimodal fusion method based on association rules mining for image retrieval 一种基于关联规则挖掘的多模态融合图像检索方法
MELECON 2014 - 2014 17th IEEE Mediterranean Electrotechnical Conference Pub Date : 2014-04-13 DOI: 10.1109/MELCON.2014.6820584
Raniah A. Alghamdi, Mounira Taileb, M. Ameen
{"title":"A new multimodal fusion method based on association rules mining for image retrieval","authors":"Raniah A. Alghamdi, Mounira Taileb, M. Ameen","doi":"10.1109/MELCON.2014.6820584","DOIUrl":"https://doi.org/10.1109/MELCON.2014.6820584","url":null,"abstract":"The retrieving method proposed in this paper utilizes the fusion of the images' multimodal information (textual and visual) which is a recent trend in image retrieval researches. It combines two different data mining techniques to retrieve semantically related images: clustering and association rules mining algorithm. The semantic association rules mining is constructed at the offline phase where the association rules are discovered between the text semantic clusters and the visual clusters of the images to use it later at the online phase. The experiment was conducted on more than 54,500 images of ImageCLEF 2011 Wikipedia collection. It was compared to an online image retrieving system called MMRetrieval and to the proposed system but without using association rules. The obtained results show that the proposed method achieved the best precision score among different query categories.","PeriodicalId":103316,"journal":{"name":"MELECON 2014 - 2014 17th IEEE Mediterranean Electrotechnical Conference","volume":"3 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2014-04-13","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"116135539","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: 26
Review of features and metafeatures allowing recognition of abnormalities in the images of GIT 回顾GIT图像中允许识别异常的特征和元特征
MELECON 2014 - 2014 17th IEEE Mediterranean Electrotechnical Conference Pub Date : 2014-04-13 DOI: 10.1109/MELCON.2014.6820537
Mikhaylov Dmitry, Zhukov Igor, Konev Vladimir, Starikovskiy Andrey, Khabibullin Timur, Tolstaya Anastasia, Kukushkin Alexander
{"title":"Review of features and metafeatures allowing recognition of abnormalities in the images of GIT","authors":"Mikhaylov Dmitry, Zhukov Igor, Konev Vladimir, Starikovskiy Andrey, Khabibullin Timur, Tolstaya Anastasia, Kukushkin Alexander","doi":"10.1109/MELCON.2014.6820537","DOIUrl":"https://doi.org/10.1109/MELCON.2014.6820537","url":null,"abstract":"The wireless capsule endoscopy is a new method of the gastrointestinal tract examination that is now in great demand. It provides fast and comfortable for the patient analysis of the entire digestive tract. Special software for wireless endoscopic capsule allows automated processing of data indicating images with pathologies or suspected abnormality. The software is based on recognition of features denoting the disease. This article provides the description of features and metafeatures allowing recognition of pathologies and structural changes in the images of gastrointestinal tract such as histograms of channels, gastrointestinal tract sections, histograms of texture, form, normalized histogram, histogram quantiles and value calculation for different image parts. Authors also provide the effectiveness testing of software using proposed features and metafeatures.","PeriodicalId":103316,"journal":{"name":"MELECON 2014 - 2014 17th IEEE Mediterranean Electrotechnical Conference","volume":"22 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2014-04-13","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"128674667","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: 18
Evaluation of modulation techniques for 5-level inverter based on multicarrier level shift PWM 基于多载波电平移位PWM的5电平逆变器调制技术评价
MELECON 2014 - 2014 17th IEEE Mediterranean Electrotechnical Conference Pub Date : 2014-04-13 DOI: 10.1109/MELCON.2014.6820499
M. Tamasas, M. Saleh, M. Shaker, A. Hammoda
{"title":"Evaluation of modulation techniques for 5-level inverter based on multicarrier level shift PWM","authors":"M. Tamasas, M. Saleh, M. Shaker, A. Hammoda","doi":"10.1109/MELCON.2014.6820499","DOIUrl":"https://doi.org/10.1109/MELCON.2014.6820499","url":null,"abstract":"Multilevel inverter has become attractive in the power industries and it can be applied in many applications especially in renewable energy systems and improvement of the power quality. On the other hand, the technique used to generate the required switching pulses plays an important role to improve the inverter characteristics. The paper presents an assessment of three different types of control techniques based on multicarrier level shifted PWM (S-IPD, S-POD and S-APOD) applied to a single phase full bridge five level diode clamped inverter. The main parameters considered are the Total Harmonic Distortion (THD) and harmonic spectrum. The reported results are based on the experimental and simulation realization. In addition, the simulation and experimental output voltages and currents waveforms of all mentioned techniques are presented.","PeriodicalId":103316,"journal":{"name":"MELECON 2014 - 2014 17th IEEE Mediterranean Electrotechnical Conference","volume":"41 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2014-04-13","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"122377475","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: 18
LTE radio network planning with HetNets: BS placement optimization using simulated annealing LTE无线网络规划与HetNets: BS放置优化使用模拟退火
MELECON 2014 - 2014 17th IEEE Mediterranean Electrotechnical Conference Pub Date : 2014-04-13 DOI: 10.1109/MELCON.2014.6820555
E. Yaacoub, Z. Dawy
{"title":"LTE radio network planning with HetNets: BS placement optimization using simulated annealing","authors":"E. Yaacoub, Z. Dawy","doi":"10.1109/MELCON.2014.6820555","DOIUrl":"https://doi.org/10.1109/MELCON.2014.6820555","url":null,"abstract":"In this paper, the optimization of base station (BS) deployment is investigated. After determining an approximate number of required BSs to cover an area of interest, the positions of these BSs are determined using the simulated annealing (SA) algorithm. Deployment using SA is compared to a benchmark approach consisting of a uniform deployment of the BSs over the area of interest. Scenarios with uniform user distribution are investigated, in addition to scenarios with Gaussian distribution. These latter scenarios correspond to a hotspot case, where users are concentrated in the center of a given area and the concentration is reduced as we move away from the center. BS deployment in heterogeneous networks was also investigated, and shown to lead to better results than a network with only macrocell BSs.","PeriodicalId":103316,"journal":{"name":"MELECON 2014 - 2014 17th IEEE Mediterranean Electrotechnical Conference","volume":"29 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2014-04-13","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"115022945","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: 24
Face2Mus: A facial emotion based Internet radio tuner application Face2Mus:一个基于面部情感的互联网无线电调谐器应用程序
MELECON 2014 - 2014 17th IEEE Mediterranean Electrotechnical Conference Pub Date : 2014-04-13 DOI: 10.1109/MELCON.2014.6820542
Yara Rizk, Maya H. Safieddine, David Matchoulian, M. Awad
{"title":"Face2Mus: A facial emotion based Internet radio tuner application","authors":"Yara Rizk, Maya H. Safieddine, David Matchoulian, M. Awad","doi":"10.1109/MELCON.2014.6820542","DOIUrl":"https://doi.org/10.1109/MELCON.2014.6820542","url":null,"abstract":"We propose in this paper, Face2Mus, a mobile application that streams music from online radio stations after identifying the user's emotions, without interfering with the device's usage. Face2Mus streams songs from online radio stations and classifies them into emotion classes based on audio features using an energy aware support vector machine (SVM) classifier. In parallel, the application captures images of the user's face using the smartphone or tablet's camera and classifying them into one of three emotions, using a multiclass SVM trained on facial geometric distances and wrinkles. The audio classification based on regular SVM achieved an overall testing accuracy of 99.83% when trained on the Million Song Dataset subset, whereas the energy aware SVM exhibited an average degradation of 1.93% when a 59% reduction in the number of support vectors (SV) is enforced. The image classification achieved an overall testing accuracy of 87.5% using leave one out validation on a home-made image database. The overall application requires 272KB of storage space, 12 to 24 MB of RAM and a startup time of approximately 2 minutes. Aside from its entertainment potentials, Face2Mus has possible usage in music therapy for improving people's well-being and emotional status.","PeriodicalId":103316,"journal":{"name":"MELECON 2014 - 2014 17th IEEE Mediterranean Electrotechnical Conference","volume":"1 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2014-04-13","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"130477492","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
A novel approach for maximum power point tracking of a PV generator with partial shading 一种局部遮阳光伏发电机最大功率点跟踪的新方法
MELECON 2014 - 2014 17th IEEE Mediterranean Electrotechnical Conference Pub Date : 2014-04-13 DOI: 10.1109/MELCON.2014.6820536
F. Kazan, S. Karaki, R. Jabr
{"title":"A novel approach for maximum power point tracking of a PV generator with partial shading","authors":"F. Kazan, S. Karaki, R. Jabr","doi":"10.1109/MELCON.2014.6820536","DOIUrl":"https://doi.org/10.1109/MELCON.2014.6820536","url":null,"abstract":"This paper presents a novel two-stage approach for tracking the maximum power point (MPP) of a large photovoltaic (PV) generator under non-uniform irradiance. The non-uniform irradiance in large PV arrays is attributed to partially shaded PV modules and may significantly increase the complexity of the MPP tracking problem. In Stage 1, the method makes use of real-time irradiance measurements in certain regions of the generator to estimate the power versus voltage (P-V) curve and to deduce an estimate of the global peak region. This is followed in Stage 2 by a single peak tracking approach starting at the estimated global peak, which combines ripple correlation and incremental conductance, to accurately locate the exact global power point. The system consists of a PV generator, with pyranometers distributed across it, a DC-DC converter feeding a battery, and a controller implementing the tracking algorithm. The system simulation model was developed in MATLAB, taking into consideration the implementation of bypass and blocked diodes together with the pyranometer irradiance inputs. The paper first presents a modeling and simulation scheme suitable for studying the I-V and P-V characteristic curves of a PV array with partial shading configuration given the exact irradiance values. This is followed by a method of global peak region estimation knowing the location and readings of the distributed pyranometers. Tracking results of the two-staged approach are demonstrated under various shading configuration cases.","PeriodicalId":103316,"journal":{"name":"MELECON 2014 - 2014 17th IEEE Mediterranean Electrotechnical Conference","volume":"13 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2014-04-13","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"131836637","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
Vision and locomotion control systems on a bio-inspired humanoid robot 仿生人形机器人的视觉和运动控制系统
MELECON 2014 - 2014 17th IEEE Mediterranean Electrotechnical Conference Pub Date : 2014-04-13 DOI: 10.1109/MELCON.2014.6820564
G. G. Muscolo, C. Recchiuto, R. Molfino
{"title":"Vision and locomotion control systems on a bio-inspired humanoid robot","authors":"G. G. Muscolo, C. Recchiuto, R. Molfino","doi":"10.1109/MELCON.2014.6820564","DOIUrl":"https://doi.org/10.1109/MELCON.2014.6820564","url":null,"abstract":"This paper proposes a conceptual design of a novel humanoid robot with vision and locomotion bioinspired by the human beings. This first step research is focused on the realization of a humanoid robot interfaced with a Brain-Computer Interface (BCI) system. Starting from the analysis of the state of the art related to vision and locomotion in humanoid robotics, the authors propose a binocular vision and a bipedal control system as basic input for the conceptual design of a novel humanoid robot. Future steps in research will be oriented to define symbiosis interaction between humanoid robot and BCI systems.","PeriodicalId":103316,"journal":{"name":"MELECON 2014 - 2014 17th IEEE Mediterranean Electrotechnical Conference","volume":"1 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2014-04-13","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"130306375","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
Firoxio: Forest fire detection and alerting system Firoxio:森林火灾探测和报警系统
MELECON 2014 - 2014 17th IEEE Mediterranean Electrotechnical Conference Pub Date : 2014-04-13 DOI: 10.1109/MELCON.2014.6820527
M. Owayjan, Georges Freiha, Roger Achkar, Elie Abdo, S. Mallah
{"title":"Firoxio: Forest fire detection and alerting system","authors":"M. Owayjan, Georges Freiha, Roger Achkar, Elie Abdo, S. Mallah","doi":"10.1109/MELCON.2014.6820527","DOIUrl":"https://doi.org/10.1109/MELCON.2014.6820527","url":null,"abstract":"As the human technology moved further, the risk of natural and man induced catastrophes increase exponentially. One of the most dangerous disasters is fires. In addition to its direct danger on human's lives, fire consumes forests where trees that provide humans with oxygen are destroyed. The risk of fire has increased due to the problem of global warming which appeared in the 1980s. Forest fires represent a constant threat to ecological systems, infrastructure and environmental aspects of a community. This gives rise to the urgent need to detect forest fires as fast as possible. This paper highlights the powerful feature of wireless sensor networks as a potential solution to the challenge of early detection of forest fires. The device presented makes use of various sensors attached, solar recharging mechanism, and wireless data transmission, to fulfill the task in question. These collected data are transmitted to a near central unit where they are analyzed and then uploaded to an online website which contacts the Civil Defense unit if necessary. This website is accessible by the specific authorities in order to take early actions in case of any alert. It is worth mentioning that this system is efficient and green; thus, enforcing the need for its creation.","PeriodicalId":103316,"journal":{"name":"MELECON 2014 - 2014 17th IEEE Mediterranean Electrotechnical Conference","volume":"1 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2014-04-13","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"130501467","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: 30
An intelligent and fair GA carpooling scheduler as a social solution for greener transportation 一种智能公平的GA拼车调度程序,为绿色交通提供社会解决方案
MELECON 2014 - 2014 17th IEEE Mediterranean Electrotechnical Conference Pub Date : 2014-04-13 DOI: 10.1109/MELCON.2014.6820528
Carl Michael Boukhater, Oussama Dakroub, Fayez Lahoud, M. Awad, H. Artail
{"title":"An intelligent and fair GA carpooling scheduler as a social solution for greener transportation","authors":"Carl Michael Boukhater, Oussama Dakroub, Fayez Lahoud, M. Awad, H. Artail","doi":"10.1109/MELCON.2014.6820528","DOIUrl":"https://doi.org/10.1109/MELCON.2014.6820528","url":null,"abstract":"Although many carpooling systems have been proposed, most of them lack various levels of automation, functionality, practicality, and solution quality. While Genetic Algorithms (GAs) have been successfully adopted for solving combinatorial optimization problems, their use is still rare in carpooling problems. Motivated to propose a solution for the many to many carpooling scenario, we present in this paper a GA with a customized fitness function that searches for the solution with minimal travel distance, efficient ride matching, timely arrival, and maximum fairness. The computational results and simulations based on real user data show the merits of the proposed method and motivate follow on research.","PeriodicalId":103316,"journal":{"name":"MELECON 2014 - 2014 17th IEEE Mediterranean Electrotechnical Conference","volume":"109 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2014-04-13","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"132285081","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: 9
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