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Design and implementation of cloud computing platform based on OpenStack Li Yu, Wang Xiaobo, Fan Jianhua, Wang Mingjiang cloud computing can effectively organize various kinds of computing resources, improve computing performance. The core technology and construction process of the existing mature cloud computing platform is not available for commercial reasons, and based on open source project OpenStack, a cloud computing platform is designed and implemented, and the platform supports multiple types of clients dynamically connected through administrator and user interface to request various configuration virtual machines and obtain computing, storage, Software resources and other services. Cloud virtualization management, scheduling control, storage management 、...

Research on large data encryption algorithm based on data redundancy technology the main research contents and innovations of the thesis of Wang Misty in North China Water Conservancy and hydropower University include: 1. General encryption model of large data and the principle of encryption technology. Based on the systematic study of the basic characteristics of large data and the general encryption model, this paper deeply analyzes the technical principle and advantages and disadvantages of the four kinds of large data encryption schemes based on modern cryptography, bioengineering, attribute based and parallel computing. 2. A large data redundancy algorithm based on Bloom filter technique is proposed. According to large data information ...

Research on parallelization of TFIDF algorithm based on Hadoop platform Wang Jingyu Zhao Weiyan Computer Engineering and Science 2014-year 06 phase research on the parallelization of TFIDF algorithm based on Hadoop platform

Wlalcs identity authentication based on accelerometer and its implementation Gao Guo Yun dysprosium Liu Qing Chen Gaoliang Shan Hunan Journal of 2014 phase 08 based on the acceleration sensor WLALCS identity authentication and implementation

Research and design of data and analysis system for information system based on cloud computing Li Donghui Fang Wu Xiaozhi Zhu Guangwang Jumeo from three levels of cloud computing service mode, this paper presents a distributed parallel information system based on cloud computing platform. First, the Distributed file system provided by the Hadoop cloud computing platform enhances the access speed of the data and increases the fault tolerance of the system. On this basis, the MapReduce programming model is used to parallel the data stream ensemble classification algorithm to improve the data classification and mining efficiency. Finally, the adoption of Web Service ...

Research on cloud storage security technology based on HDFs Yu Qi Lingtie The security problems such as data leakage and data tampering existing in cloud storage technology, and combining with the characteristics of HDFS data integrality checking mechanism, this paper designs and realizes a data storage security technology scheme based on HDFS. To the user uploaded to the HDFS data file implementation of AES encryption, files in ciphertext form storage, and the application of RSA algorithm to protect the encryption of AES key, can effectively prevent the data in the transmission and storage process is leaked. The paper designs two storage formats of file cipher text and document plaintext based on HDFs.

Research and optimization of distributed file system based on cloud storage University-ocean in this paper, based on the systematic and comprehensive study and summary of the development status and characteristics of distributed storage system, the advantages and disadvantages of several common distributed storage System architectures are analyzed emphatically. At the same time, a namenode system architecture with partial equivalence is designed. By adding some equivalent multiple namenode in the metadata server layer, the architecture changes the single point dependence of the centralized storage system represented by HDFS, which reduces the latency of concurrent users and the level of metadata server.

A security cloud storage model based on HDFs Lin Hu Huang Jiang Wensu Qin National for the HDFs based on the cloud storage platform for the absolute full control of metadata, proposed metadata autonomous organization model ASOM, through the analysis of Datanode and namenode interaction between the process, Asom designs and implements metadata sub service, interacts with metadata sub server directly by extracting Datanode metadata information in HDFs, and processes the mapping relationship between file and block, block and Datanode by metadata sub server. By HDFs ...

Research and implementation of cloud storage security system based on FPGA Beijing Jiaotong University Wang Chonsen in this paper, the current security incidents and the popular security protection measures have been deeply studied, combined with the existing results proposed a new cloud storage security solution. A trusted network node is installed between the client and the cloud storage server as the data encryption gateway, using the identity authentication method based on face recognition to authenticate and FPGA hardware acceleration technology, the user data can be transmitted to the cloud through ciphertext after encrypting the trusted gateway to improve the security of storing information in the cloud space. This ...

Application of neural network based on cloud computing in rail traffic scheduling Wan Rongze The reasonable dispatch of Chen Peak Rail traffic is the focus of energy saving and emission reduction, and the problem of large scheduling error in the environment of cloud computing. This paper expounds The theory of cloud computing in detail, applies the cloud computing neural network model to the track traffic scheduling process, solves the model, and realizes the rail traffic dispatch according to the optimal solution obtained. The experimental results show that the improved algorithm can greatly improve the scheduling accuracy and meet the actual demand of the rail transit. Based on cloud ...

The application of reduce task preset proportion based on AHP in Hadoop scheduling Zhoulian Ying Wu Shuhei The existing research work is to optimize the scheduling from the macroscopic, and on the micro, such as the different MapReduce application parameters set ratio, and so on, not a detailed study for this research blank, This paper proposes a reduce task based on AHP to launch the execution scheme, which provides scheduling optimization for specific mapreduce applications in order to improve resource utilization. Based on the ...

Mobile ordering system based on Android cloud computing Chen, Li Ben system to play Android creative and imaginative "cloud" application development, to achieve a set of Android client software and perfect background service function to complete the ordering function. This system mainly includes the background database server, the Web server, the wireless network, the Android front-end and so on. Client Android smartphone has front-end processing and computing power, and access to the Web server through the wireless network, access to the background database if data access is required. Introduce the ...

Research and application of real-time transcoding technology based on cloud computing in tri-Net fusion the Shaofeng of Bao-sheng section in this paper, we will discuss the real-time transcoding technology of video content under the fusion of three nets, through this technology, the on-line real-time conversion and matching of video content can be realized, so that the converted video content could be played on various terminals, and based on cloud computing technology, Build a real-time Transcoding service platform for all kinds of end users to provide Easy-to-use, open, fast and efficient fusion video services. Key words: Triple-Net fusion real-time transcoding cloud computing ...

Research on online accounting service model based on cloud environment--a survey of private enterprises in Zhejiang Yang Online accounting services developed based on cloud technology to realize multi-user dynamic and low-cost sharing resources, enterprise financial information processing storage by the large data processing center built in the cloud. This paper investigates the current situation of the application of online accounting service in Zhejiang Private Enterprises, analyzes the typical online accounting service model, discovers that security, data management, personalized service and so on are the main problems that perplex the online accounting service, puts forward to solve these key control points, and constructs the online meeting which is suitable for the private enterprises

A study on the video transcoding system of TV station based on Hadoop in the whole media age Wu Feng in this paper, the demand of video transcoding in all media times is discussed in detail, the principle of fast video transcoding system based on the Hadoop cloud computing platform and the innovation of the system are detailed. Research on video transcoding system of TV station based on Hadoop in the whole media era

Cloud computing environment resource scheduling strategy based on QPSFLA algorithm He Zhiming public high forest aiming at resource scheduling optimization problem in cloud computing environment, a new improved algorithm (QPSFLA algorithm) based on quantum particle swarm strategy is proposed. The aim of this paper is to introduce a quantum particle swarm search strategy to prevent the traditional blended frog jumping algorithm from falling into local optimum. The simulation results on the Cloudsim platform show that the QPSFLA algorithm can achieve the desired effect, and it is more efficient than the platform self-band algorithm and the traditional hybrid frog jump algorithm. Cloud based on QPSFLA algorithm ...

Virtual machine system based on OpenStack Shi Zhenghua 1, ufida public cloud CSP Overview 2, Cloud Machine Architecture 3, actual combat based on OpenStack virtual machine system

Parallel Data Mining algorithm toolbox and data Mining cloud based on Hadoop platform [download Address]http://bbs.chinacloud.cn/showtopic-12728.aspx

The Zorin OS is a Linux release based on http://www.aliyun.com/zixun/aggregation/13835.html ">ubuntu, specifically designed for Linux novices. It has a graphical user interface similar to Windows, and many applications like Windows. The Zorin OS also comes with programs that let users run a lot of Windows software. The ultimate goal of the release is to provide a copy of Windows ...

Wattos is a fast desktop Linux distribution based on http://www.aliyun.com/zixun/aggregation/13835.html ">ubuntu". It uses the Lightweight Openbox window manager as the default user interface, and strives to conserve energy as much as possible so that it can be used on low configuration and recycling computers. Wattos R3 is released now! -Loads of new impr ...