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2020 Fifth International Conference on Research in Computational Intelligence and Communication Networks (ICRCICN)最新文献

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Automatic Traffic Accident Detection System Using ResNet and SVM 基于ResNet和SVM的交通事故自动检测系统
A. Agrawal, Kadamb Agarwal, J. Choudhary, Aradhita Bhattacharya, Srihitha Tangudu, Nishkarsh Makhija, R. B
The rate of road accidents has increased to a large extent over the last few years. This has eventually resulted in a huge loss of lives and property. Hence, the need of the hour has aroused to detect such accident spots as quickly as possible so that proper life-saving measures can be taken and the mishap prone areas can be put on alert. In order to address this problem, we propose a Machine Learning and Deep Learning based model on the concepts of Clustering and Classification that can be used to detect accidents from the traffic surveillance cameras. Firstly all the videos are split up into smaller shots according to scene changes. And then key frames are extracted from each shot based on histogram difference of consecutive frames. Then distance between the vehicles is determined to detect the potential accident. The obtained key frames are passed through a ResNet50 architecture for feature extraction. After obtaining the feature vectors of all videos, K-Means clustering has been applied to obtain Bag of Visual Words(BOVW). Finally, these bag of visual words is sent as input to a Support Vector Machine(SVM) classifier that outputs if a video contained an accident or not. The proposed method has an accuracy of 94.14%.
在过去的几年里,交通事故的发生率在很大程度上增加了。这最终造成了巨大的生命和财产损失。因此,迫切需要尽快发现这些事故地点,以便采取适当的救生措施,并提高事故易发地区的警戒水平。为了解决这个问题,我们提出了一个基于机器学习和深度学习的模型,该模型基于聚类和分类的概念,可用于从交通监控摄像机中检测事故。首先,所有的视频根据场景的变化被分割成更小的镜头。然后根据连续帧的直方图差异从每个镜头中提取关键帧。然后确定车辆之间的距离,以检测潜在的事故。获得的关键帧通过ResNet50架构进行特征提取。在获得所有视频的特征向量后,应用K-Means聚类得到视觉词包(Bag of Visual Words, BOVW)。最后,这些视觉词包作为输入发送给支持向量机(SVM)分类器,该分类器输出视频是否包含事故。该方法的准确率为94.14%。
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引用次数: 5
Edge Detection based on Local-Friis-Radiation-Magnitude-Ratio (LFRMR) 基于局部-辐射-幅度比(LFRMR)的边缘检测
Subhadeep Koley, Hiranmoy Roy, S. Dhar, D. Bhattacharjee
The advent of computer-vision based systems has given rise to the need for efficient edge detection algorithms. This paper presents a novel approach called the Local-Friis-Radiation-Magnitude-Ratio (LFRMR) for edge detection. LFRMR incorporates the renowned Friis Equation of antenna radiation and extends it to the grid of image pixels to establish a relation among the pixels residing in a local neighbourhood, to extract accurate illumination-invariant and noise resistant edge maps. Quantitative and qualitative experimental results on BSDS500 dataset depicts that the proposed scheme can extract true edges with utmost precision and recall. Furthermore, the proposed scheme is quite robust against Gaussian channel noise and Salt & Pepper noise. A detailed mathematical investigation has also been carried out to prove that the proposed framework is illumination-invariant and robust in noisy environments. Optimum algorithm parameters are decided via experimental analysis. A comparison with the latest state-of-the-art methods is also presented.
基于计算机视觉系统的出现引起了对高效边缘检测算法的需求。本文提出了一种新的边缘检测方法,称为局部- friis -辐射-幅度比(LFRMR)。LFRMR结合了著名的天线辐射的Friis方程,并将其扩展到图像像素的网格中,以建立驻留在局部邻域的像素之间的关系,以提取准确的光照不变和抗噪声边缘图。在BSDS500数据集上的定量和定性实验结果表明,该方法能够以最高的准确率和召回率提取真边缘。此外,该方法对高斯信道噪声和椒盐噪声具有较强的鲁棒性。详细的数学研究也证明了该框架在噪声环境下具有光照不变性和鲁棒性。通过实验分析,确定了最优算法参数。并与最新的方法进行了比较。
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引用次数: 0
A Survey Report on Hypernym Techniques for Text Classification 用于文本分类的上位词技术研究报告
Pramod Sunagar, A. Kanavalli, S. Shweta
In this digital world, social media has become a communication platform for the entire world. It allows the users to express their views and opinions on various platforms. During this process, both structured and unstructured data is collected in a random manner. The exclusion of categorization causes the user to have difficulty in understanding or accessing information relating to those categories that they like. In the field of social network analysis, the automation procedure for inferring special interests from users is a challenging task. The solution for this is classification of text which inherently classifies with natural language against certain categories on text. Feature Expansion is one of the main aspects of designing an effective machine learning model for classifying texts. This technique has more relevance when unstructured data is in question. In this paper, a comparison study of various methods used for text classification is presented. The methods are broadly categorized into two major types. One is without feature expansion and the other with Hypernym-Hyponym based feature expansions. Different machine learning algorithms under both the categories are mentioned. The datasets, algorithms, results of evaluation of various algorithms are surveyed and tabulated.
在这个数字世界里,社交媒体已经成为全世界的交流平台。它允许用户在各种平台上表达自己的观点和意见。在此过程中,以随机方式收集结构化和非结构化数据。排除分类会导致用户难以理解或访问与他们喜欢的类别相关的信息。在社交网络分析领域,从用户中推断特殊兴趣的自动化过程是一项具有挑战性的任务。这个问题的解决方案是文本分类,它本质上是根据文本的某些类别与自然语言进行分类。特征扩展是设计有效的文本分类机器学习模型的主要方面之一。当涉及到非结构化数据时,这种技术更具有相关性。本文对用于文本分类的各种方法进行了比较研究。这些方法大致分为两大类。一种是没有特征扩展,另一种是基于Hypernym-Hyponym的特征扩展。在这两个类别下提到了不同的机器学习算法。对数据集、算法、各种算法的评价结果进行了调查和制表。
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引用次数: 1
ICRCICN 2020 TOC
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引用次数: 0
A Multilingual Decision Support System for early detection of Diabetes using Machine Learning approach: Case study for Rural Indian people 使用机器学习方法进行糖尿病早期检测的多语言决策支持系统:针对印度农村人口的案例研究
E. Ramanujam, T. Chandrakumar, K.T. Thivyadharsine, D. Varsha
More than 77 million people in India are influenced by diabetes mellitus and a significant number of them are under risk with specific complications, for instance cardiovascular failure, stroke, nerve infection, etc., The prevalence ratio of diabetes is high in urban areas due to the migration of rural people and industrialization. While considering diabetes in prosperous urban, it has become a grave anxiety among rural people also. Early diagnosis and proper therapeutic management may reduce the expenditure and mortality rate. however, the cost of early diagnosis and laboratory testing is very high. To provide a user-friendly and cost-effective system, this paper proposes a multilingual decision support system by integrating the best predictive model (among various machine learning algorithms) and clinical decision support system. The proposed system provides a user interface to assess diabetes by themselves or with a nursing assistant available in primary health centre.
印度有超过7700万人患有糖尿病,其中相当一部分人面临特定并发症的风险,例如心血管衰竭、中风、神经感染等。由于农村人口的迁移和工业化,糖尿病在城市地区的患病率很高。在富裕的城市中,糖尿病已成为农村人口的一大焦虑。早期诊断和适当的治疗管理可以减少费用和死亡率。然而,早期诊断和实验室检测的费用非常高。为了提供一个用户友好且具有成本效益的系统,本文提出了一种多语言决策支持系统,该系统将最佳预测模型(在各种机器学习算法中)与临床决策支持系统相结合。拟议的系统提供了一个用户界面,可自行或与初级保健中心的护理助理一起评估糖尿病。
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引用次数: 2
Imagenation - A DCGAN based method for Image Reconstruction from fMRI 一种基于DCGAN的fMRI图像重建方法
K. Bhargav, S. Ambika, S. Deepak, S. Sudha
We propose a method to reconstruct natural grayscale images and handwritten characters from Functional Magnetic Resonance Imaging (fMRI) data and achieve a high degree of similarity to the original stimuli images. The approach utilizes a pre-trained Deep Convolutional Generative Adversarial Network (DCGAN) to reconstruct images and provide visual confirmations regarding the resemblance between the reconstructed and original images. A linear regressor is used to elicit information from the fMRI data and estimate a latent space representation for the formerly trained generative model. A composite loss function combining the Perceptual and Multi-Scale Structural Similarity Index (MS-SSIM) losses is used to train the regressor. The advantages of both functions are evident with the Perceptual loss capturing semantic information and the MS-SSIM loss carrying information about objects in a scene. With this loss function, we were able to reconstruct human objects in the stimuli to a degree of accuracy. The reconstructions obtained were then validated using the Scale Invariant Feature Transform (SIFT) method to elucidate the number of features matched between the original and recreated images. The SSIM scores for the reconstructed images are observed to be higher than state-of-the-art methods. Parallels are drawn between the distortions produced in images submerged underwater and those in the reconstructed images using the Contrast Limited Adaptive Histogram Equalization (CLAHE), an image enhancement technique. A sharp increase in the number of SIFT features matched, is observed with the application of CLAHE on the reconstructed images.
本文提出了一种从功能磁共振成像(fMRI)数据中重建自然灰度图像和手写字符的方法,并实现了与原始刺激图像的高度相似。该方法利用预训练的深度卷积生成对抗网络(DCGAN)来重建图像,并提供关于重建图像与原始图像之间相似性的视觉确认。线性回归器用于从fMRI数据中提取信息,并估计先前训练的生成模型的潜在空间表示。结合感知和多尺度结构相似指数(MS-SSIM)损失的复合损失函数用于训练回归器。两种功能的优势都很明显,感知损失捕获语义信息,而MS-SSIM损失携带场景中物体的信息。有了这个损失函数,我们能够在一定程度上准确地重建刺激中的人类物体。然后使用尺度不变特征变换(SIFT)方法验证重建得到的图像,以阐明原始图像和重建图像之间匹配的特征数量。观察到重建图像的SSIM分数高于最先进的方法。利用对比度有限自适应直方图均衡化(CLAHE),一种图像增强技术,绘制了淹没在水下的图像和重建图像中产生的畸变之间的平行关系。在重建图像上应用CLAHE后,可以观察到匹配的SIFT特征数量急剧增加。
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引用次数: 0
Review on Emerging Internet of Things Technologies to Fight the COVID-19 应对新冠肺炎疫情的新兴物联网技术综述
S. Manavi, Vinuthna Nekkanti, Ram Shankar Choudhary, N. Jayapandian
The Internet of Things (IoT) has been gaining attention in various disciplines ranging from agriculture, health, industries and home automation. When a pandemic first breaks out early detection, isolating the infected, and tracing the contacts are the most important challenges. IoT protocols like Radio-frequency identification (RFID), Wireless Fidelity (WiFi), Global Positioning System (GPS) are gaining popularity for providing solutions to these challenges. IoT based applications in the health sector are benefitting COVID-19 (coronavirus disease of 2019) patients during this pandemic situation. This article explores and reviews the various Internet of Things enabled technologies and applications used in screening, contact tracing, and surveillance. IoT based telemedicine processes are very useful during the pandemic COVID-19. The purpose of this paper is to deliver an overall understanding of the existing and proposed technologies of IoT based solutions to make the situations better during COVID-19.
物联网(IoT)在农业、健康、工业、家庭自动化等各个领域受到关注。当大流行首次爆发时,早期发现、隔离感染者和追踪接触者是最重要的挑战。诸如射频识别(RFID),无线保真度(WiFi),全球定位系统(GPS)等物联网协议因提供应对这些挑战的解决方案而越来越受欢迎。在这种大流行的情况下,卫生部门基于物联网的应用使COVID-19(2019年冠状病毒病)患者受益。本文探讨并回顾了用于筛查、接触者追踪和监控的各种物联网技术和应用。基于物联网的远程医疗流程在COVID-19大流行期间非常有用。本文的目的是全面了解基于物联网解决方案的现有和拟议技术,以使COVID-19期间的情况变得更好。
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引用次数: 13
VIRTECS: Virtual Screening Of Therapeutic Classes Using Encodings Of Chemical Structures VIRTECS:利用化学结构编码对治疗类进行虚拟筛选
Dweepa Honnavalli, Kavya Varma, G. Srinivasa
In recent times, the need for virtual screening of chemical compounds has grown with the advent of computational synthesis and de-novo generation of drugs. The state-of-the-art benchmarks of virtual screening today, incorporate chemical and physiological properties, binding affinities, along with the targets of known chemical compounds. However, benchmarks for the classification of drugs into overarching functional groups based purely on the structure of the compound are yet to be explored. In this paper, we introduce VIRTECS: a tool that leverages the simplified molecular-input line-entry system (SMILES) – a structural representation of a drug – to enable virtual screening of large scale chemical databases, based on the therapeutic classes of drugs. The only input required by the system is the SMILES representation, one that is readily available with most computational generation approaches. The experimental results on multiple datasets demonstrate the potency of structural information in determining the functional groups of chemical compounds. VIRTECS holds enormous potential in yielding insights into various properties of novel molecules when an embedding of the SMILES input is used and paired with an apposite graph algorithm, and tested with known molecules. We present a framework that allows for multiple combinations of the input (SMILES with or without the embedding) and a choice of models and databases that can be tested based on the desired output: insight to the function or potential therapeutic value of a chemical compound.
近年来,随着计算机合成和药物再生技术的出现,对化合物虚拟筛选的需求不断增长。当今最先进的虚拟筛选基准包括化学和生理特性、结合亲和力以及已知化合物的靶标。然而,将药物分类为完全基于化合物结构的总体官能团的基准还有待探索。在本文中,我们介绍了VIRTECS:一种利用简化的分子输入行输入系统(SMILES)(药物的结构表示)的工具,可以基于药物的治疗类别对大型化学数据库进行虚拟筛选。系统需要的唯一输入是SMILES表示,大多数计算生成方法都可以很容易地使用该表示。在多个数据集上的实验结果证明了结构信息在确定化合物官能团方面的效力。当使用SMILES输入的嵌入并与适当的图算法配对,并在已知分子中进行测试时,VIRTECS在深入了解新分子的各种特性方面具有巨大的潜力。我们提出了一个框架,该框架允许输入的多种组合(包含或不包含嵌入的SMILES)以及可以根据所需输出进行测试的模型和数据库的选择:对化合物的功能或潜在治疗价值的洞察。
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引用次数: 0
Mental Workload Estimation Using EEG 基于脑电图的脑力负荷估计
Vishal Pandey, Dhirendra Kumar Choudhary, Vinita Verma, Greeshma Sharma, Ram Singh, Sushil Chandra
Mental workload contributes considerably to the outcome or the performance of any task. The concern of human workload increases during a human-machine collaboration task or in a multitasking environment. This paper presents a comparative study of machine learning algorithms used to estimate workload using Electroencephalography (EEG) data. An open-access EEG dataset acquired during a “simultaneous capacity (SIMKAP) experiment” and “no task” is used to create and validate models for binary classification of workload as present and absent respectively. The paper presents an implementation of various classification models that use EEG data to predict the workload. In this paper, implementation for KNN classifier (57.3%), Random Forest classifier (57.19%), MLP network classifier (58.2%), CNN+ LSTM network classifier (58.68%), and LSTM network classifier (61.08%) has been reported. The paper can be further extended to study operator workload in real-time using a brain-computer interface paradigm for any kind of task in a real-world application. The workload classification can be further used in human-machine tasks to decide task allocation between the system to achieve optimal performance in a complex critical system.
精神负荷对任何任务的结果或表现都有很大的影响。在人机协作任务或多任务环境中,对人工工作负载的关注会增加。本文介绍了一种机器学习算法的比较研究,用于使用脑电图(EEG)数据估计工作量。在“同步容量(SIMKAP)实验”和“无任务”期间获得的开放访问EEG数据集分别用于创建和验证工作负载存在和缺席的二元分类模型。本文介绍了利用脑电数据预测工作负荷的各种分类模型的实现。本文报道了KNN分类器(57.3%)、Random Forest分类器(57.19%)、MLP网络分类器(58.2%)、CNN+ LSTM网络分类器(58.68%)和LSTM网络分类器(61.08%)的实现。本文可以进一步扩展到在实际应用中使用脑机接口范式实时研究操作员工作量。在复杂的关键系统中,工作负载分类可以进一步应用于人机任务,决定系统之间的任务分配,以达到最优性能。
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引用次数: 6
Efficient Solution to Avoid Overcrowding in Local Train Compartments 避免本地火车车厢过度拥挤的有效解决方案
M. Jambhale, S. Joshi, Sakshi Amrutkar, Neha Baisane
Taking public transport into consideration the seething crowd of India follows no or negligible discipline resulting in fatal accidents and mishaps. If people are provided with live information of the crowd, they can plan their journey accordingly with a prior knowledge of the vacancies at that moment. This paper intends to solve the problem of overcrowding by providing a real time system that will efficiently monitor the people count in every local compartment using ToF sensors. It uses Arduino and Ethernet to retrieve and transmit data respectively from sensors at the client side to the railway server system of the platform.
考虑到公共交通,印度沸腾的人群没有或可以忽略不计的纪律,导致致命的事故和不幸。如果向人们提供人群的实时信息,他们可以事先了解当时的空缺情况,从而相应地计划行程。本文试图通过提供一个实时系统来解决拥挤的问题,该系统将利用ToF传感器有效地监测每个局部车厢的人数。它使用Arduino和以太网分别从客户端传感器检索和传输数据到平台的铁路服务器系统。
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引用次数: 0
期刊
2020 Fifth International Conference on Research in Computational Intelligence and Communication Networks (ICRCICN)
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