2016 6th International Conference on Intelligent and Advanced Systems (ICIAS)最新文献

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Underwater image enhancement and dehazing using wavelet based fusion for pipeline corrosion inspection 基于小波融合的水下图像增强与除雾管道腐蚀检测
2016 6th International Conference on Intelligent and Advanced Systems (ICIAS) Pub Date : 2016-08-01 DOI: 10.1109/ICIAS.2016.7824071
Amjad Khan, F. Mériaudeau, S. Ali, A. Malik
{"title":"Underwater image enhancement and dehazing using wavelet based fusion for pipeline corrosion inspection","authors":"Amjad Khan, F. Mériaudeau, S. Ali, A. Malik","doi":"10.1109/ICIAS.2016.7824071","DOIUrl":"https://doi.org/10.1109/ICIAS.2016.7824071","url":null,"abstract":"Most of the underwater images contain a layer of haze, formed by suspended particles in the turbid water that create scattering and absorption of light. Absorption limits the visibility due to light attenuation while scattering blurs the image features, ultimately the underwater images captured by the camera in such a medium, are hazy and degraded as compared to the normal images taken in the atmosphere. In this paper, we are proposing a wavelet-based fusion method to enhance and dehaze the underwater hazy images of corroded pipeline. The main aim of this research is to inspect the underwater pipelines for the corrosion estimation. There are three main stages in the proposed method. At the initial stage, the hazy underwater image of corroded pipeline is enhanced by adjusting its contrast and the color profiles. In the second stage, the wavelet-based decomposition and inverse composition are performed to fuse the enhanced versions into a dehazed image. At the final stage, the corrosion on the surface of the pipeline is estimated. In order to validate the performance, the corrosion is estimated in both hazy and dehazed image.","PeriodicalId":247287,"journal":{"name":"2016 6th International Conference on Intelligent and Advanced Systems (ICIAS)","volume":"13 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2016-08-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"124380630","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
Condition monitoring of transmission line insulators using PMU for smart grid environment 基于PMU的智能电网环境输电线路绝缘子状态监测
2016 6th International Conference on Intelligent and Advanced Systems (ICIAS) Pub Date : 2016-08-01 DOI: 10.1109/ICIAS.2016.7824054
P. Govindaraju, K. Saranya, C. Muniraj
{"title":"Condition monitoring of transmission line insulators using PMU for smart grid environment","authors":"P. Govindaraju, K. Saranya, C. Muniraj","doi":"10.1109/ICIAS.2016.7824054","DOIUrl":"https://doi.org/10.1109/ICIAS.2016.7824054","url":null,"abstract":"A new methodology for the detection and classification of insulator arc faults for the smart grid environment based on phasor angle measurements is presented in this study and the real time phase angle data are collected using Phasor Measurement Units (PMU). Fault detection of insulator arcing faults is based on feature extraction and frequency component analysis. The proposed methodology pertains to the identification of various stages of insulator arcing faults in transmission lines network based on frequency characteristics and synchronous phasor measurements of voltage. The methodology is evaluated for IEEE 14 standard bus system by modeling the insulator arc faults using MATLAB/Simulink. The proposed methodology employing PMU is used for fault detection/classification of insulator arcing which further helps in efficient protection of the system and its stable operation.","PeriodicalId":247287,"journal":{"name":"2016 6th International Conference on Intelligent and Advanced Systems (ICIAS)","volume":"204 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2016-08-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"132670376","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
A new method for detection of unbalanced voltage supply through rotor harmonics and symbolic state dynamics 提出了一种利用转子谐波和符号状态动力学方法检测供电不平衡的新方法
2016 6th International Conference on Intelligent and Advanced Systems (ICIAS) Pub Date : 2016-08-01 DOI: 10.1109/ICIAS.2016.7824079
M. Sheikh, N. M. Nor, T. Ibrahim, Mohammad Faizal bin Hamdan
{"title":"A new method for detection of unbalanced voltage supply through rotor harmonics and symbolic state dynamics","authors":"M. Sheikh, N. M. Nor, T. Ibrahim, Mohammad Faizal bin Hamdan","doi":"10.1109/ICIAS.2016.7824079","DOIUrl":"https://doi.org/10.1109/ICIAS.2016.7824079","url":null,"abstract":"Induction motor is an extremely non-linear system and it poses a great challenge for the fault detection scheme due to large and complex data processing. Induction motor fault can lead to huge losses and excessive downtimes with regards to maintenance and production. An external fault like unbalanced voltage supply could be very sever and result in excessive losses, mechanical oscillations, overvoltage, and interference with control electronics. Detection of an abnormality like unbalanced voltage supply is a challenging task in the interaction of electrical motor and the power grid. In this paper, a new method is presented to diagnose unbalanced voltage supply at the incipient stage. In the proposed method, first of all, a new approach is introduced to formulate the total number of winding turns associated with a particular slot. After the formulation, the unbalanced voltage supply is diagnosed through signal processing, symbolic time series analysis and D-Markov state transition. The proposed method also distinguishes motor operation under balanced and unbalanced voltage supply. In the proposed work, hardware setup is designed for experimental verification. For validation of the method, an experimental setup is designed to justify and distinguish the motor operation under balanced and unbalanced voltage supply.","PeriodicalId":247287,"journal":{"name":"2016 6th International Conference on Intelligent and Advanced Systems (ICIAS)","volume":"32 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2016-08-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"125677962","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
Investigating eye-strain due to prolonged exposure to low resolution multimedia using LSFG 使用LSFG研究长时间接触低分辨率多媒体引起的眼疲劳
2016 6th International Conference on Intelligent and Advanced Systems (ICIAS) Pub Date : 2016-08-01 DOI: 10.1109/ICIAS.2016.7824096
M. Bhatti, Waqas Rasheed, T. Tang, A. Laude
{"title":"Investigating eye-strain due to prolonged exposure to low resolution multimedia using LSFG","authors":"M. Bhatti, Waqas Rasheed, T. Tang, A. Laude","doi":"10.1109/ICIAS.2016.7824096","DOIUrl":"https://doi.org/10.1109/ICIAS.2016.7824096","url":null,"abstract":"Gazing at computer screen for long hours may cause eye strain. The strain goes away after the eyes have been relaxed and kept away from the screen for some time; however, prolonged exposure may cause dryness and irritability. The eye-strain is monitored by a laser speckle flowgraphy (LSFG) system in this study. The LSFG system measures and displays choroidal vascular maps providing relative blood flow readings. The results show consistently high erythrocyte movement after watching low definition and low quality video for long time. Moreover, it is also observed that the blood flow tends to stabilize itself after relaxing the eyes for a couple of hours.","PeriodicalId":247287,"journal":{"name":"2016 6th International Conference on Intelligent and Advanced Systems (ICIAS)","volume":"34 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2016-08-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"132780589","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
An evaluation of optical flow algorithms for crowd analytics in surveillance system 用于监控系统人群分析的光流算法评价
2016 6th International Conference on Intelligent and Advanced Systems (ICIAS) Pub Date : 2016-08-01 DOI: 10.1109/ICIAS.2016.7824064
I. Kajo, A. Malik, N. Kamel
{"title":"An evaluation of optical flow algorithms for crowd analytics in surveillance system","authors":"I. Kajo, A. Malik, N. Kamel","doi":"10.1109/ICIAS.2016.7824064","DOIUrl":"https://doi.org/10.1109/ICIAS.2016.7824064","url":null,"abstract":"Optical flow technique is one of the significant motion estimation techniques. Due to its importance, several optical flow technique have been used in order to estimate the velocity and the direction of the pedestrians in the crowded scenes. This paper presents an overview of the optical flow methods that used mainly for pedestrian and crowd motion detection. The work focuses on the conventional optical flow method such as Lucas & Kanade and Horn & Schunck methods as well as the most recent methods such as Classic+NL that combines the classic formulation with a new non-local term. The improvement in computational efficiency and increasing interest in robust and accurate motion estimation algorithms lead to increase in the use of optical flow in crowd analytic applications. The implementation of optical flow algorithms is investigated and an evaluation of those techniques is provided qualitatively as well as quantitatively. The qualitative analysis illustrates the optical flow performance in terms of large motion, occlusion, motion discontinuities, illumination and different light condition. Quantitative analysis is in terms of computational time and accuracy.","PeriodicalId":247287,"journal":{"name":"2016 6th International Conference on Intelligent and Advanced Systems (ICIAS)","volume":"119 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2016-08-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"132201335","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: 12
Mental stress assessment based on feature level fusion of fNIRS and EEG signals 基于近红外光谱与脑电信号特征融合的精神压力评估
2016 6th International Conference on Intelligent and Advanced Systems (ICIAS) Pub Date : 2016-08-01 DOI: 10.1109/ICIAS.2016.7824060
Fares Al-Shargie, T. Tang, N. Badruddin, S. Dass, M. Kiguchi
{"title":"Mental stress assessment based on feature level fusion of fNIRS and EEG signals","authors":"Fares Al-Shargie, T. Tang, N. Badruddin, S. Dass, M. Kiguchi","doi":"10.1109/ICIAS.2016.7824060","DOIUrl":"https://doi.org/10.1109/ICIAS.2016.7824060","url":null,"abstract":"This study aims to improve the detection rate of mental stress using the complementary nature of functional Near Infrared Spectroscopy (fNIRS) and Electroencephalogram (EEG). Simultaneous measurements of fNIRS and EEG signals were conducted on 12 subjects while solving arithmetic problems under two different conditions (control and stress). The stressors in this work were time pressure and negative feedback of individual performance. The study demonstrated significant reduction in the concentration of oxygenated haemoglobin (p=0.0032) and alpha rhythm power (p=0.0213) on the prefrontal cortex (PFC) under stress condition. Specifically, the right PFC and dorsolateral PFC were highly sensitive to mental stress. Using support vector machine (SVM), the mean detection rate of mental stress was 91%, 95% and 98% using fNIRS, EEG and fusion of fNIRS and EEG signals, respectively.","PeriodicalId":247287,"journal":{"name":"2016 6th International Conference on Intelligent and Advanced Systems (ICIAS)","volume":"163 3 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2016-08-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"129255752","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: 15
Explosion proof LED lighting as an alternative to conventional lighting for offshore oil and gas facilities 防爆LED照明作为海上石油和天然气设施传统照明的替代品
2016 6th International Conference on Intelligent and Advanced Systems (ICIAS) Pub Date : 2016-08-01 DOI: 10.1109/ICIAS.2016.7824115
Kalaimany Arumuggam, M. Mustafa, A. Jafar
{"title":"Explosion proof LED lighting as an alternative to conventional lighting for offshore oil and gas facilities","authors":"Kalaimany Arumuggam, M. Mustafa, A. Jafar","doi":"10.1109/ICIAS.2016.7824115","DOIUrl":"https://doi.org/10.1109/ICIAS.2016.7824115","url":null,"abstract":"For decades, the oil and gas industry has been relying on conventional lightings such as fluorescent and gas discharge lightings, which inherently comes with a set of challenges such as high replacement cost, more so for offshore oil and gas facilities. The maturing technology of explosion proof LED (ExLED) lightings in the recent years has provided an opportunity for the industry to take a fresh perspective in lighting design. The plummeting oil price has also forced operating companies to devise innovative ways to keep the capital and operating expenditure as low as reasonably possible without jeopardising safety. This paper explains the advantages of using ExLED lightings in hazardous areas and presents the significant total cost of ownership savings that can be achieved through a life cycle cost analysis performed for explosion proof LED and conventional lightings, for a period of ten (10) years for a particular platform module. Findings in this paper are presented from an end-user perspective in the offshore oil and gas industry and detailed development of the LED lighting technology itself is not a scope of this paper.","PeriodicalId":247287,"journal":{"name":"2016 6th International Conference on Intelligent and Advanced Systems (ICIAS)","volume":"62 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2016-08-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"129059312","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
Photo energy conversion using synchronous sequential circuit based diode clamp multilevel inverter 光电能量转换基于同步顺序电路的二极管箝位多电平逆变器
2016 6th International Conference on Intelligent and Advanced Systems (ICIAS) Pub Date : 2016-08-01 DOI: 10.1109/ICIAS.2016.7824068
R. Kannan, Rathinam Angamuthu, K. Y. Ahmed
{"title":"Photo energy conversion using synchronous sequential circuit based diode clamp multilevel inverter","authors":"R. Kannan, Rathinam Angamuthu, K. Y. Ahmed","doi":"10.1109/ICIAS.2016.7824068","DOIUrl":"https://doi.org/10.1109/ICIAS.2016.7824068","url":null,"abstract":"The multilevel inverter technology introduced for medium and high voltage, high power applications. This paper is proposed to control the diode clamp multilevel inverter by using a synchronous sequential circuit for photo energy conversion. The performance of the multilevel inverter has been improved in-terms of minimum output harmonics distortion, simpler structure, effortless fault identification, cost-effectiveness and low power consumption. This new control strategy has maintained the balanced voltages on the dc link capacitors. PV based five-level diode clamped multilevel inverter has been validated with single induction motor drive through MATLAB/Simulink simulation and tested experimentally through the prototype model.","PeriodicalId":247287,"journal":{"name":"2016 6th International Conference on Intelligent and Advanced Systems (ICIAS)","volume":"1 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2016-08-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"129060103","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 cyclic correlation-based time domain channel estimation scheme 一种基于循环相关的时域信道估计方案
2016 6th International Conference on Intelligent and Advanced Systems (ICIAS) Pub Date : 2016-08-01 DOI: 10.1109/ICIAS.2016.7824101
A. Khan, V. Jeoti, M. Rehman, M. Jilani, M. Zakariya
{"title":"A cyclic correlation-based time domain channel estimation scheme","authors":"A. Khan, V. Jeoti, M. Rehman, M. Jilani, M. Zakariya","doi":"10.1109/ICIAS.2016.7824101","DOIUrl":"https://doi.org/10.1109/ICIAS.2016.7824101","url":null,"abstract":"In the presence of guard band sub-carriers, the existing correlation-based time-domain channel estimation schemes do not perform well and suffer from high computational complexity. Herein, we proposed an optimized time domain channel estimation scheme with high accuracy and low complexity. In proposed correlation error cancellation (CEC) solution, the larger part of actual channel estimation solution is estimated from no-guard band (without null sub-carriers) solution, which can be easily obtained by choosing appropriate pilot design. In order to estimate the complete actual solution, the correction term can be obtained from the difference in the actual transmitted pilot and the pilot used for no-guard-band solution. The theoretical analysis and simulation results show that the proposed CEC solution reduces the complexity up to 0(L2) in one-step of iteration and achieves accuracy close to Cramer Rao Bound (CRB).","PeriodicalId":247287,"journal":{"name":"2016 6th International Conference on Intelligent and Advanced Systems (ICIAS)","volume":"15 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2016-08-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"115913890","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
Comparative studies of PID controller tuning methods on a DC-DC boost converter DC-DC升压变换器PID控制器整定方法的比较研究
2016 6th International Conference on Intelligent and Advanced Systems (ICIAS) Pub Date : 2016-08-01 DOI: 10.1109/ICIAS.2016.7824044
O. Ibrahim, N. Yahaya, N. Saad
{"title":"Comparative studies of PID controller tuning methods on a DC-DC boost converter","authors":"O. Ibrahim, N. Yahaya, N. Saad","doi":"10.1109/ICIAS.2016.7824044","DOIUrl":"https://doi.org/10.1109/ICIAS.2016.7824044","url":null,"abstract":"This paper presents comparative studies of PID controller tuning methods on a DC-DC converter. A DC-DC boost converter was modelled using averaged state space method for controller design and dynamic analysis. PID controllers were designed using three different PID tuning methods; namely the Ziegler-Nichols frequency domain method, damped oscillation method and Good Gain method. The Matlab/Simulink was used to model and analyse the system transient response in terms of rise time, settling time, percentage overshoot and steady state error to step change input for their suitability in power supply design application. Among the three methods, the damped oscillation method demonstrated moderate fast rise and settling time with the advantage of lower overshoot to set point change.","PeriodicalId":247287,"journal":{"name":"2016 6th International Conference on Intelligent and Advanced Systems (ICIAS)","volume":"1 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2016-08-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"129173079","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: 29
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