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2021 IEEE 13th International Conference on Computer Research and Development (ICCRD)最新文献

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ICCRD 2021 Copyright Page ICCRD 2021版权页面
Pub Date : 2021-01-05 DOI: 10.1109/iccrd51685.2021.9386708
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引用次数: 0
Trusted Data Management for E-learning System Based on Blockchain 基于区块链的电子学习系统可信数据管理
Pub Date : 2021-01-05 DOI: 10.1109/ICCRD51685.2021.9386354
Chenglong Cao, Xiaoling Zhu
During the epidemic outbreak of COVID-19, all universities, middle schools and primary schools in China adopted the form of online teaching. It brings convenience, but it also raises some security and privacy issues. The challenge to solve the issues is how to achieve effective access control and how to ensure the authenticity of online data. Because blockchain has the characteristics of openness, unforgeability and decentralization, we present a trusted data management scheme for e-learning system based on blockchain. In the scheme, large amounts of resource data are stored in a distributed storage system; the evidences of uploaded data are stored in blockchain network established by high credible institutions. Once the data in the distributed storage are tampered, it will be discovered by looking up blockchain transactions. In order to make up for the lack of privacy protection in blockchain, we adopt attribute encryption. For different resources, different ciphertext policies are given. Only the users whose attributes satisfy the policy can decrypt the data. Further, a fine-grained access control scheme for e-learning is designed. In addition, the scheme can prevent collusion attacks; even if multiple users collude, they will not get more resources.
新冠肺炎疫情期间,全国所有大、中、小学都采用了网络教学形式。它带来了便利,但也带来了一些安全和隐私问题。如何实现有效的访问控制,如何保证在线数据的真实性,是需要解决的问题。由于区块链具有开放性、不可伪造性和去中心化的特点,我们提出了一种基于区块链的电子学习系统可信数据管理方案。该方案将大量资源数据存储在分布式存储系统中;上传数据的证据存储在高可信度机构建立的区块链网络中。一旦分布式存储中的数据被篡改,将通过查找区块链交易来发现。为了弥补区块链中隐私保护的不足,我们采用了属性加密。针对不同的资源,给出了不同的密文策略。只有属性满足策略的用户才能解密数据。在此基础上,设计了一种适合电子学习的细粒度访问控制方案。此外,该方案还可以防止串通攻击;即使多个用户串通,他们也不会得到更多的资源。
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引用次数: 2
Dynamic Multi-path and Multi-protocol Encrypted Communication Mechanism 动态多路径和多协议加密通信机制
Pub Date : 2021-01-05 DOI: 10.1109/ICCRD51685.2021.9386407
Shaolong Zhu, Du Chen, Meiyi Yang, Xuening Shang
Traditional network encryption mechanisms have many drawbacks, such as low encryption efficiency. In order to solve these problems, the paper proposes a new dynamic multi-path and multi-protocol encryption communication mechanism, which improves the universality of encryption algorithms and encryption efficiency while ensuring the security and privacy of user information. At the same time, the trade-off between information security and resource consumption is considered. The whole system is implemented by SDN, and the data plane adopts P4 technology. It is verified that the proposed method has a shorter encryption and decryption time than AES and RSA, and reduces the resource overhead of the system, and has stronger practicability.
传统的网络加密机制存在着加密效率低等缺点。为了解决这些问题,本文提出了一种新的动态多路径、多协议的加密通信机制,在保证用户信息安全性和保密性的同时,提高了加密算法的通用性和加密效率。同时,考虑了信息安全与资源消耗之间的权衡。整个系统采用SDN实现,数据平面采用P4技术。验证表明,该方法比AES和RSA的加解密时间更短,降低了系统的资源开销,具有较强的实用性。
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引用次数: 1
Federated Learning Application on Depression Treatment Robots(DTbot) 联邦学习在抑郁症治疗机器人(DTbot)中的应用
Pub Date : 2021-01-05 DOI: 10.1109/ICCRD51685.2021.9386709
Yunyi Liu, Ruining Yang
Depression is one of the most prevalent psychiatric disorders and an important public health problem. Its etiology is multifaceted, and the specific pathophysiological mechanisms are still unclear. At present, the main treatment methods for depression are medication, psychotherapy and physical therapy, and clinical applications usually combine two or three methods. Psychotherapy is currently mainly oriented towards the traditional face-to-face communication with psychologists, and is rarely combined with the current rapid development of technology. In this paper, we aim to design an intelligent robot that incorporates deep learning methods to help doctors treat patients more efficiently. The problem is that the current models of robots are trained by uploading data to a server, and then having the server train the robot. There are disadvantages of this approach. First, patient videos and conversations are private information. So uploading those private information to the server can lead to patient information leakage, which is bad. Second, the data recorded in daily life, including audio and video, are very large files that are slow to transfer and tend to cause package loss and other problems in the process. Training a multi-robot model in combination with federal learning would be a good solution to these two problems. The article combines federal learning with basic deep learning methods to design a depression treatment robot(DTbot) that can treat patients with more privacy and efficiency while handling their personal information.
抑郁症是最常见的精神疾病之一,也是一个重要的公共卫生问题。其病因是多方面的,具体的病理生理机制尚不清楚。目前,抑郁症的主要治疗方法有药物治疗、心理治疗和物理治疗,临床应用通常将两种或三种方法结合起来。心理治疗目前主要以传统的与心理医生面对面的交流为主,很少与当今快速发展的技术相结合。在本文中,我们的目标是设计一个集成深度学习方法的智能机器人,以帮助医生更有效地治疗患者。问题是,目前的机器人模型是通过将数据上传到服务器,然后让服务器训练机器人来训练的。这种方法也有缺点。首先,病人的视频和谈话是私人信息。因此,将这些私人信息上传到服务器上可能会导致患者信息泄露,这是很糟糕的。其次,日常生活中记录的数据,包括音频和视频,都是非常大的文件,传输速度很慢,在传输过程中容易造成包丢失等问题。结合联邦学习训练多机器人模型将是解决这两个问题的一个很好的方法。本文将联邦学习与基本的深度学习方法相结合,设计了一种抑郁症治疗机器人(DTbot),在处理患者个人信息的同时,可以更隐私、更高效地治疗患者。
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引用次数: 10
iAnalysis V1.0: An Interactive Analysis Service System iAnalysis V1.0:一个交互式分析服务系统
Pub Date : 2021-01-05 DOI: 10.1109/ICCRD51685.2021.9386710
Zhen Meng, Xuezhi Wang, Li Ma, Yuanchun Zhou
With the development of scientific big data technology, problem-oriented analysis becomes normal case. iAnalysis V1.0, an interactive analysis cloud service system, gives a unified cloud resource management service for scientific data analysis. It can not only be used directly by end-user scientists through the service portal, but also be called by other existing data systems in the form of docker container. In this paper, there are presented the key technical methods of iAnalysis V1.0, including the interactive analysis service solution based on container technology, the interactive analysis components and storage & high-performance computing services for interactive analysis. There are also introduced the specific application services of iAnalysis V1.0 such as lightweight deployment service, management and monitoring services, external application programming interface services and so on. Some applications of iAnalysis V1.0 are also presented. The basic deployment images of iAnalysis V1.0 can be download from https://hub.docker.com/repository/docker/bioinf/ianalysis.
随着科学大数据技术的发展,面向问题的分析成为常态。iAnalysis V1.0交互式分析云服务系统,为科学数据分析提供统一的云资源管理服务。它不仅可以被终端用户科学家通过服务门户直接使用,也可以被其他现有的数据系统以docker容器的形式调用。本文介绍了iAnalysis V1.0的关键技术方法,包括基于容器技术的交互式分析服务解决方案、交互式分析组件以及用于交互式分析的存储和高性能计算服务。还介绍了iAnalysis V1.0的具体应用服务,如轻量级部署服务、管理和监控服务、外部应用程序编程接口服务等。介绍了iAnalysis V1.0的一些应用。iAnalysis V1.0的基本部署映像可以从https://hub.docker.com/repository/docker/bioinf/ianalysis下载。
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引用次数: 0
A Learning to Rank Approach for Pharmacist Assignment 药师分配的学习排序方法
Pub Date : 2021-01-05 DOI: 10.1109/ICCRD51685.2021.9386461
Lv Hexin, Xinli Yang, Guoyong Dai
With people focus much more on their health, the need of Chinese medicine is increasing heavily. There are thousands of kinds of Chinese medicine prescriptions. Different pharmacists are familiar with different prescriptions and a single pharmacist is not likely to deal with all the prescriptions well. Therefore, there is a need to find the most proper pharmacist for each prescription so that the quality and efficiency for pharmacists dealing with prescriptions can be improved.To solve the problem, we propose a novel approach by leveraging learning to rank algorithm. The model built by our approach can be used to automatically recommend which pharmacist is the most proper for an unknown labeled prescription.With experiments on a Chinese medicine dataset, we demonstrate that our approach can better achieve pharmacist assignment. In particular, when compared with the baseline, our approach can achieve an improvement of over 300% in terms of MAP.With the learning to rank approach, we can achieve automated pharmacist assignment for different kinds of Chinese medicine prescriptions and improve the quality and efficiency for pharmacists dealing with prescriptions.
随着人们对健康的关注越来越多,对中医的需求也在急剧增加。中医处方有成千上万种。不同的药剂师熟悉不同的处方,一个药剂师不可能处理好所有的处方。因此,有必要为每个处方找到最合适的药剂师,以提高药剂师处理处方的质量和效率。为了解决这个问题,我们提出了一种利用学习排序算法的新方法。通过我们的方法建立的模型可以用来自动推荐哪个药剂师最适合未知的标签处方。通过对中药数据集的实验,我们证明了我们的方法可以更好地实现药师分配。特别是,与基线相比,我们的方法在MAP方面可以实现300%以上的改进。通过学习排序的方法,可以实现不同种类中药处方的自动药师分配,提高药师处理处方的质量和效率。
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引用次数: 1
ICCRD 2021 Cover Page ICCRD 2021封面
Pub Date : 2021-01-05 DOI: 10.1109/iccrd51685.2021.9386512
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引用次数: 0
Better and Faster Deep Image Fusion with Spatial Frequency 更好更快的空间频率深度图像融合
Pub Date : 2021-01-05 DOI: 10.1109/ICCRD51685.2021.9386515
Zhuang Miao, Yang Li, Jiabao Wang, Jixiao Wang, Rui Zhang
Recent years have witnessed wide application of infrared and visible image fusion. However, most existing deep fusion methods focused primarily on improving the accuracy without taking much consideration of efficiency. In this paper, our goal is to build a better, faster and stronger image fusion method, which can reduce the computation complexity significantly while keep the fusion quality unchanged. To this end, we systematically analyzed the image fusion accuracy for different depth of image features and designed a lightweight backbone network with spatial frequency for infrared and visible image fusion. Unlikely previous methods based on traditional convolutional neural networks, our method can greatly preserve the detail information during image fusion. We analyze the spatial frequency strategy of our prototype and show that it can maintain more edges and textures information during fusion. Furthermore, our method has fewer parameters and lower computation in comparison of state-of-the-art fusion methods. Experiments conducted on benchmarks demonstrate that our method can achieve compelling fusion results over 97.0% decline of parameter size, running 5 times faster than state-of-the-art fusion methods.
近年来,红外和可见光图像融合得到了广泛的应用。然而,现有的深度融合方法大多侧重于提高精度,而不考虑效率。本文的目标是建立一种更好、更快、更强的图像融合方法,在保证融合质量不变的情况下显著降低计算复杂度。为此,系统分析了不同深度图像特征下的图像融合精度,设计了一种具有空间频率的轻型骨干网络用于红外和可见光图像融合。与以往基于传统卷积神经网络的方法不同,该方法在图像融合过程中可以很好地保留细节信息。我们分析了我们的原型的空间频率策略,表明它可以在融合过程中保留更多的边缘和纹理信息。此外,与现有的融合方法相比,我们的方法参数更少,计算量更低。在基准上进行的实验表明,我们的方法可以在参数大小下降97.0%的情况下获得令人信服的融合结果,运行速度比目前最先进的融合方法快5倍。
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引用次数: 0
An Optimized Hybrid Fuzzy Weighted k-Nearest Neighbor to Predict Hospital Readmission for Diabetic Patients 一种优化的混合模糊加权k近邻预测糖尿病患者再入院
Pub Date : 2021-01-05 DOI: 10.1109/ICCRD51685.2021.9386712
Soha Bahanshal, Byung Kim
Predicting hospital readmissions among diabetic patients has been of substantial interest to many researchers and health decision makers to provide quality and cost effective health care. In this paper, we optimize an efficient classifier for hospital readmission prediction within 30 days of discharge, the hybrid fuzzy weighted k-nearest neighbor (HFWkNN) method. The optimization is performed through the hyperparameter γ, ε and εmin introduced in the membership function of HFWkNN. These hyperparameters are important since they directly control the behavior of the training phase and significantly affect the performance of the method. A relationship is established between the performance of the proposed HFWkNN and the hyperparameters using two powerful optimization algorithms; grid search and random search. Experimental results show improved performance using the optimized hyperparameters in the resulting hospital readmission prediction model. To show that HFWkNN model can be generalized, the results are compared with those of several kNN-based algorithms using two additional classification datasets in addition to the hospital readmission dataset. They are IRIS dataset and breast cancer dataset. These are common benchmark sets with real-world data. The model so far achieved higher classification accuracy than FkNN model. The best hyperparameter values for HFWkNN with grid search are γ=0.2249, ε=1.112 and εmin=0.01. Also, HFWkNN shows a performance of 80.00%, meaning that it has generalized well on the different data sets.
预测糖尿病患者的再入院率已经成为许多研究人员和健康决策者提供高质量和具有成本效益的医疗保健的重要兴趣。在本文中,我们优化了一种有效的分类器,用于出院后30天内的再入院预测,混合模糊加权k-最近邻(HFWkNN)方法。通过引入HFWkNN隶属度函数中的超参数γ、ε和εmin进行优化。这些超参数非常重要,因为它们直接控制训练阶段的行为,并显著影响方法的性能。利用两种强大的优化算法建立了HFWkNN的性能与超参数之间的关系;网格搜索和随机搜索。实验结果表明,利用优化后的超参数,所得到的再入院预测模型的性能得到了提高。为了证明HFWkNN模型可以普遍化,除了医院再入院数据集外,还使用另外两个分类数据集将结果与几种基于knn的算法的结果进行了比较。它们是IRIS数据集和乳腺癌数据集。这些是具有实际数据的常见基准集。目前该模型的分类精度高于FkNN模型。网格搜索HFWkNN的最佳超参数值为γ=0.2249, ε=1.112, εmin=0.01。此外,HFWkNN的性能为80.00%,这意味着它在不同的数据集上都有很好的泛化效果。
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引用次数: 2
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2021 IEEE 13th International Conference on Computer Research and Development (ICCRD)
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