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2020 4th International Conference on Electronics, Communication and Aerospace Technology (ICECA)最新文献

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Design of Wideband Variable Gain Amplifier for Receiver System 接收机系统宽带变增益放大器的设计
Pooja Sabre, D. Mishra, P. Bansod
This paper has proposed a new architecture for variable gain amplifier (VGA) built in the 0.1S$mu$m CMOS technology. In this paper, a new definitive approach is proposed for achieving a large band range of DC gain, acceptable bandwidth (-3dB) with low power consumption and high linearity. This proposed VGA was designed on the Cadence Virtuoso tool for receiver system used in RF, consisting of trans-impedance amplifier and trans-conductor amplifier which are in linear mode. This VGA also attains DC gain range from -35 to 19 dB, and bandwidth is around 25.8 MHz (-3dB). Meanwhile, the proposed VGA, Unity Gain Bandwidth of is nearly 3.32GHz with noise Figure nearly 20dB. Overall circuit consumes total power approximately 2.3mW.
本文提出了一种基于0.1S$mu$m CMOS技术的可变增益放大器(VGA)新架构。本文提出了一种新的确定方法,用于实现大频带范围的直流增益,可接受的带宽(-3dB),低功耗和高线性度。本VGA是在Cadence Virtuoso工具上设计的射频接收机系统,由线性模式的跨阻抗放大器和跨导体放大器组成。该VGA还可实现-35至19 dB的直流增益范围,带宽约为25.8 MHz (-3dB)。同时,所提出的VGA的统一增益带宽接近3.32GHz,噪声图接近20dB。整个电路消耗的总功率约2.3mW。
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引用次数: 0
Machine Learning Based Customer Churn Prediction In Banking 基于机器学习的银行客户流失预测
Manas Rahman, V. Kumar
The number of service providers are being increased very rapidly in every business. In these days, there is no shortage of options for customers in the banking sector when choosing where to put their money. As a result, customer churn and engagement has become one of the top issues for most of the banks. In this paper, a method to predicts the customer churn in a Bank, using machine learning techniques, which is a branch of artificial intelligence is proposed. The research promotes the exploration of the likelihood of churn by analyzing customer behavior. The KNN, SVM, Decision Tree, and Random Forest classifiers are used in this study. Also, some feature selection methods have been done to find the more relevant features and to verify system performance. The experimentation was conducted on the churn modeling dataset from Kaggle. The results are compared to find an appropriate model with higher precision and predictability. As a result, the use of the Random Forest model after oversampling is better compared to other models in terms of accuracy.
每个行业的服务提供商数量都在迅速增加。在这些日子里,银行部门的客户在选择把钱放在哪里时,不乏选择。因此,客户流失和参与度已成为大多数银行面临的首要问题之一。本文提出了一种利用人工智能的一个分支——机器学习技术来预测银行客户流失的方法。该研究通过分析客户行为促进了对客户流失可能性的探索。本研究使用了KNN、SVM、决策树和随机森林分类器。此外,本文还提出了一些特征选择方法,以寻找更相关的特征,验证系统的性能。实验是在Kaggle的客户流失建模数据集上进行的。对结果进行了比较,找到了精度和可预测性较高的合适模型。因此,与其他模型相比,使用过采样后的随机森林模型在精度方面更胜一筹。
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引用次数: 24
QRS Detection using Dual Window Fourier Transform 双窗口傅里叶变换QRS检测
Akhil Walia, A. Kaul
Electrocardiogram (ECG) recording is a multi-channel signal that results due to the traversing of electrical impulse through a human heart. The amplitude and time intervals of the characteristic points, P-QRS-T, of an ECG waveform that results due to different events occurred during a cardiac cycle will contain vital information related to the functioning of cardiovascular system. Accurate detection of these fiducial points ensures the accurate diagnosis of various types of arrhythmia. In this paper, an approach employing Dual Window Fourier Transform (DWFT) for QRS complex detection has been suggested. For extracting the QRS complex from ECG waveform, thresholding was done on the normalized energy signal obtained on transformation of ECG signal with DWFT. The testing of suggested approach was carried out on the records of MIT-BIH Arrhythmia database and the achieved detection accuracy has been found to be more satisfactory.
心电图(ECG)记录是由于电脉冲穿过人体心脏而产生的多通道信号。心电波形的特征点(P-QRS-T)的振幅和时间间隔是由心电周期中发生的不同事件引起的,它包含了与心血管系统功能相关的重要信息。这些基点的准确检测保证了各种类型心律失常的准确诊断。本文提出了一种利用双窗口傅立叶变换(DWFT)进行QRS复合体检测的方法。为了从心电波形中提取QRS复核,对心电信号进行DWFT变换得到的归一化能量信号进行阈值处理。在MIT-BIH心律失常数据库的记录上进行了测试,发现所获得的检测精度较令人满意。
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引用次数: 1
Short Term Predictions of Traffic Flow Characteristics using ML Techniques 使用ML技术的交通流特征短期预测
B. Kumar, Naveen Kumar Chikkakrishna, Teja Tallam
This research article proposes a new model for traffic volume prediction, where it can be effectively used for transportation domain particularly in safety planning, management and assessment at any time. Various prediction methods are proposed for predicting the traffic flow, by including historical method, real-time method, time series analysis, but the precision and efficiency of time in forecasting are a couple of difficult contradictions. Real-time traffic information prediction with ANN and SVR are applied for developing an effective and efficient traffic prediction. This study develops the model for prediction of traffic volume for Nizampet road stretch, an urban area by analyzing the measured data in city of Hyderabad. In this study the artificial neural network model is best suited to Nizampet road stretch as the R-square value is 0.89 and performance measures are less compared with SVR model.
本文提出了一种新的交通量预测模型,可以有效地应用于交通运输领域,特别是安全规划、管理和评估。人们提出了多种预测交通流量的方法,包括历史预测法、实时预测法、时间序列分析等,但时间预测的精度和效率一直是难以解决的矛盾。将人工神经网络与支持向量回归相结合的实时交通信息预测方法应用于交通预测中。本研究通过分析海得拉巴市的实测数据,开发了预测城市地区Nizampet道路路段交通量的模型。在本研究中,人工神经网络模型最适合Nizampet道路拉伸,其r平方值为0.89,与SVR模型相比,性能指标较少。
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引用次数: 2
ICECA 2020 Index ICECA 2020指数
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引用次数: 0
ICECA 2020 Cover Page ICECA 2020封面
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引用次数: 0
Image Authentication System using Ring Partition and GLCM 基于环分区和GLCM的图像认证系统
R. Karsh
An image hashing for content authentication has been paid large attention from researchers. But, simultaneous achievement of robustness to geometric distortions, good discrimination, and identifying the areas of tampered regions in an image is still an open issue. To resolve the above issue, the proposed system includes ring partition with Gray level cooccurrence matrix ( GLCM), an exemplar-based saliency detection, and a blind geometric correction. First, the global features are extracted based on GLCM from rotations invariant regions, i.e., via ring partitions. Next, the local features are extracted using an exemplar-based saliency detection method. The two features are concatenated to form a final hash. At the time of image authentication, the geometric transformations are mitigated via a blind geometric transformation correction approach. The experiment results carried out on large standard image pairs show that the proposed provide better robustness, good discrimination, and identified the tampered areas. The efficacy of the proposed is shown using a true positive rate (TPR) and false positive rate (FPR).
一种用于内容认证的图像哈希算法受到了研究人员的广泛关注。但是,同时实现对几何扭曲的鲁棒性,良好的识别以及识别图像中篡改区域的区域仍然是一个悬而未决的问题。为了解决上述问题,提出的系统包括灰度共生矩阵(GLCM)环分割、基于样本的显著性检测和盲几何校正。首先,基于GLCM从旋转不变区域提取全局特征,即通过环划分。接下来,使用基于样本的显著性检测方法提取局部特征。将这两个特性连接起来形成最终的散列。在图像认证时,采用盲几何变换校正方法减轻了几何变换的影响。在大型标准图像对上的实验结果表明,该方法具有较好的鲁棒性和良好的识别能力,能够识别出篡改区域。用真阳性率(TPR)和假阳性率(FPR)来显示该方法的有效性。
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引用次数: 0
A Unique Design of Hybrid Full Adder for the Application of Low Power VLSI Circuits 一种适用于低功耗VLSI电路的独特混合全加法器设计
Salam Surjit Singh, Dolly Leishangthem, Md. Nasiruddin Shah, B. Shougaijam
In this research work, a unique Hybrid Full Adder (HFA) is developed by deploying Pass Transistor Logic (PTL), CMOS logic and transmission gate (TG) logic on the Cadence Virtuoso platform in 90-nm technology. Various modules, namely the XOR module, the carry generator module, sum generator module are implemented for realizing 1-bit HFA. An inverter logic is employed next to the XOR logic to obtain the logic of XNOR which is required for designing the proposed HFA. The propagation delay (tpd) and average power of the circuit are turned out to be 20 ns and ~6.889 μW respectively, at 1V supply voltage. So, the power delay product (PDP) is remarkably low with the value 137.78 fJ of the proposed HFA. The area is also satisfyingly less because the proposed design used only 13 transistors. Hence, the proposed design gives a remarkable improvement in terms of PDP which may be applicable for basic building blocks of VLSI circuits.
在这项研究工作中,通过在90nm技术的Cadence Virtuoso平台上部署Pass晶体管逻辑(PTL), CMOS逻辑和传输门(TG)逻辑,开发了一种独特的混合全加法器(HFA)。为了实现1位HFA,实现了各种模块,即异或模块、进位发生器模块、和发生器模块。在异或逻辑旁采用逆变器逻辑,得到设计HFA所需的异或逻辑。在1V电压下,电路的传输延迟(tpd)和平均功率分别为20 ns和~6.889 μW。因此,该HFA的功率延迟积(PDP)非常低,为137.78 fJ。由于该设计仅使用了13个晶体管,因此该面积也更小。因此,提出的设计在PDP方面有了显着的改进,这可能适用于VLSI电路的基本构建块。
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引用次数: 7
Human Machine Interface Wheel Chair by Using Wi-Fi Communication for Disabled Person 基于Wi-Fi通信的残疾人人机界面轮椅
P. Sasikala
The truly tested individuals are going through the challenges in strolling due to its disease, injury, or inability. Wheelchair gives portability that doesn’t depend on the ability to take an interest in the public eye and gain a living. The individual gives their voice through the android versatile, at that point the yield of the voice order transform into content. At long last, this yield is given to the small scale controller. This framework development is controlled by utilizing a Bluetooth module with the help of servo engines. The proposed framework has battery controlled wheelchair with servo engines. And furthermore, in construct the existing joystick-based framework should be appended to the current framework. This framework is straight forward and effective to disentangle the matter of truly tested individuals and moreover it remains with least difficult usefulness, straightforward and minimal effort.
真正受到考验的人正在经历散步的挑战,因为他们的疾病、受伤或残疾。轮椅提供了便携性,而不依赖于在公众眼中产生兴趣和谋生的能力。个人通过机器人多功能发出自己的声音,此时语音命令的产出转化为内容。最后,给出了这个良率给小规模控制器。该框架的开发是在伺服引擎的帮助下利用蓝牙模块进行控制的。所提出的框架是带有伺服发动机的电池控制轮椅。此外,在构建中,现有的基于操纵杆的框架应该附加到当前的框架中。这个框架是直截了当的,有效地解决了真正测试过的个人的问题,而且它仍然是最简单的有用性,直接和最小的努力。
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引用次数: 3
MCU system based on IEC61508 for Autonomous Functional safety platform 基于IEC61508的自主功能安全平台单片机系统
V. Rawat, Vrinda Gupta, D. S. Tomar
In the recently developed automated system, reliability and safety are remaining as significant challenges especially in the autonomous industrial system after the fourth industrial revolution. This paper proposes a safety decision making MCU system after validating and verifying the internal memories of different Intellectual property (IP) in the Field-programmable Gate array (FPGA). When internal memories of industrial equipment safety failure occur, MCU must enter into the safest mode, so it is requisite to analyze the functional safety of the MCU system. Based on the industrial safety standard IEC61508 and characteristics of the MCU system, this paper emphasizes and analyzes the hardware safety requirement as well as a technical safety requirement of the MCU system. With the analysis report, it can effectively improve the Validation coverage and Validation time as well as reliability and safety of the Autonomous functional safety platform and also reduce the complexity of the MCU system.
在最近发展的自动化系统中,可靠性和安全性仍然是重大挑战,特别是在第四次工业革命之后的自主工业系统中。本文通过对现场可编程门阵列(FPGA)中不同知识产权(IP)的存储器进行验证和验证,提出了一种安全决策的单片机系统。当工业设备内部存储器发生安全故障时,单片机必须进入最安全模式,因此有必要对单片机系统的功能安全性进行分析。本文以工业安全标准IEC61508为基础,结合单片机系统的特点,着重分析了单片机系统的硬件安全要求和技术安全要求。通过分析报告,可以有效地提高自主功能安全平台的验证覆盖率和验证时间,提高平台的可靠性和安全性,降低MCU系统的复杂性。
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引用次数: 1
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2020 4th International Conference on Electronics, Communication and Aerospace Technology (ICECA)
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