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Design and implementation of dynamic load balancing scheduling algorithm based on feedback in Hadoop heterogeneous environment Nanjing University of Li Yuanhung Benvin in the introduction of cloud computing basic concepts, architecture and application development, based on the analysis of cloud computing model implementation Framework and fault-tolerant mechanism. For the cloud computing Hadoop Open Source Platform, the detailed analysis of the Distributed File System (HDFS, Hadoop Distributed File systems) and the MapReduce computing model, and the operation under the Hadoop platform ...

Design and implementation of a large amount of small XML data file processing technology based on Hadoop University Kong Xin This paper focuses on the following: 1 a distributed mass of small XML data processing system (distributed Massive smallxml files SYSTEM,DMSX), the main idea of the system is to use a large number of small data XML files in the Hadoop system for efficient processing. 2 The system through the use of producer-elimination ...

A method of clustering detection of malicious code model based on K-L divergence Bengenqing Liang Shao Bilin in cloud Computing application environment, because the service system is more and more complex, the network security loophole and the attack situation increase dramatically, the traditional malicious code detection technology and the protection pattern already cannot adapt the cloud storage environment the demand. Therefore, by introducing the Gaussian mixture model, establishing the layered detection mechanism of malicious code, analyzing and extracting the characteristic value of sample data by means of information gain and document frequency, and combining the K-L divergence characteristic, a malicious code model clustering detection method based on K-L divergence is proposed. Adopt KDDCU ...

Research and design of joint enrollment system based on cloud environment Guangdong University of Technology Cai Yongqiang This paper introduces the basic theory and service mode of cloud computing, introduces several kinds of cloud computing platforms, and focuses on the key technologies and difficulties of Google's cloud platform, Google App engine, Based on the author's practice in Guangdong Educational Examination Institute, this paper studies the combination of the application of integrated SPRINGMVC framework and Google Cloud platform, and uses the Google Web Toolkit to realize AJ ...

Cloud storage System based on particle swarm Scheduler research on caching model for interactive-intensive tasks East Huaxia Yu This paper is based on the distributed storage platform built by Hadoop distribute file system. This paper presents a buffer structure of principal and subordinate name nodes based on particle swarm scheduling assignment algorithm, which aims to solve the problem that the system throughput is drastically reduced when the original system is confronted with a class of user applications with frequent write readout characteristics. Keywords: Distributed File system HDF ...

A peer-to-peer-based trusted cloud storage Control model Zhu Jian Wang Wang cloud storage is the ideal storage information technology in cloud computing. The paper aims at the bottleneck problem of cloud storage mainly using centralized architecture, and combines the main ideas of Peer-to-peer technology. A trusted cloud storage Control model based on Peer-to-peer is proposed. This model not only improves the performance of cloud storage, but also uses trusted computing technology to enhance the privacy security of access control and data storage of cloud users, and analyzes the security of the proposed model. A trusted cloud storage Control model based on Peer-to-peer

Cloud storage Integrity detection algorithm based on Hashi Shintao Li Cloud storage service enables users to enjoy large capacity and high specification storage services without a large amount of hardware and software input, but it also brings security issues such as data confidentiality, integrity and availability in a cloud environment. Aiming at the integrity problem in cloud storage, a new data integrity detection algorithm based on Hashi structure is proposed by using Hashi structure and large number modulus operation. The analysis results show that the algorithm allows users to detect the end of the remote server data file with high probability and accuracy only in the constant storage, computing and network resources.

Research on customized server performance based on cloud computing services Shenling Zhao Kan Sun Zhixin as a core resource for computing capabilities, servers are important in cloud computing. Customized server with optimized performance, density, weight, power consumption and other characteristics, has been in the Internet industry and cloud computing industry has been widely used. In this paper, in three different scenarios of Web application, virtualization application and distributed storage application, the performance index of customized server under different load capacity is tested, and the general change rule and primary and secondary relation of performance index are found, and the customization and optimization of hardware for the server ...

Design and implementation of courseware cloud service system based on JBPM the paper aims to establish a cloud system that provides courseware design, courseware release, courseware sharing, courseware push and cloud space file management, etc. through cloud storage technology and workflow technology. At first, this paper studies and contrasts the current research and development situation of domestic and foreign related fields, it is found that the application of cloud computing technology and workflow technology is not very ideal in the field of education. Then, based on the analysis and comparison, the technology of Hadoop (mainly the HDFs) involved in the system and ...

Research and design of micro-blog Hot Topic mining system based on Hadoop Lu Yao Li Zhenting This paper first introduces the theory of Web data Mining, the theory of Hadoop technology and the research status of micro-blog Hot Topic Mining in the world. On this basis, the traditional micro-blog Hot Topic mining method is synthesized and improved, aiming at researching and designing the micro-Blog Hot Topic mining system based on Hadoop. Keywords: hadoop; data mining; research and design of micro-blog Hot Topic mining system based on Hadoop

Image classification and annotation based on Hadoop cloud computing platform Huang Hou Li bin in order to effectively deal with and use the Internet's massive image and video data, a new image classification and annotation solution based on Hadoop cloud platform is proposed. Aiming at how to efficiently collect the training set, the important problem is This paper constructs a cloud-based image grabbing platform, uses the Internet image resources as the original data set, provides sufficient data for extracting the training set image, realizes the training set image extraction function based on probabilistic latent semantic analysis model, and carries on the theme based on the original data set.

Application of cloud computing in e-government based on virtualization technology Southwest Jiaotong University Turre This paper presents a solution of cloud computing based on VMware Virtualization technology, based on the analysis of the characteristics and development of cloud computing, virtualization and e-government. and from the technical feasibility of the project and specific deployment implementation perspective of the detailed elaboration, through the solution it vendors to the Cloud Computing Center resource Effective integration, in an efficient, cost-effective way for customers to provide infrastructure IA ...

Research on distributed processing of network monitoring information flow based on Hadoop Chen Guoliang A new method of distributed cluster processing based on Hadoop cloud computing framework is proposed for the monitoring of information flow of large data sets in intelligent power grid dispatching system. By analyzing the characteristics of information flow in power grid monitoring system, extracting 3 kinds of critical information flow, using the Distributed File system HDFs and Mapping aggregation model Map/reduce, establishing the distributed processing platform of Cluster group, and realizing the high efficient parallel processing of the monitoring data. Taking the data set of section measurement record of a distribution network as an example.

Cloud-based Office solutions and business model Ecust Guyi This paper also makes a detailed analysis and research on the system design, platform architecture, function and non-functional requirement of the collaborative Office solution based on cloud computing, and gives the corresponding suggestions. In the aspect of business model, this paper expounds the business model of collaborative office based on cloud computing, including the structure model of business model and factor analysis. Through the analysis, summed up the business model based on cloud computing and traditional software business model between the different points and have ...

Research and demonstration of distributed electricity calculation system based on cloud computing Sukey in order to deal with the huge challenge of the electricity calculation system, this paper uses the distributed computing technology in cloud computing, based on a trust-driven task scheduling algorithm Tr-max-min, proposes a new system structure of the Distributed electricity Tariff computing platform, The system is implemented in the IT environment of the power grid. By simulating the calculation task of electricity bill, the efficiency of the system for the comprehensive processing of massive data is validated. As an effective task-solving method for large amount of power network operation, it provides a ...

Research on Intelligent HD Video surveillance system based on cloud computing Fang Guanliang, the network video surveillance system to the massive video data storage and the Intelligent video Analysis service's demand is increasingly outstanding, to the system hardware computational ability is limited, cannot satisfy the user demand diversity, the system expansibility is limited by the storage equipment capacity limits and so on, Through the virtualization technology constructs the cloud computing basic resource pool, uses the Hadoop Distributed file system to store the massive video data, realizes the large-scale parallel computation using the MapReduce programming model, enhances the system scalability and the reliability, for the user ...

Hospital information system based on cloud computing technology Shandong University Liang Jingwen This paper puts forward a solution based on cloud computing technology for the problem of data storage encountered in the development of his system, and further perfects the solution, and completes the design and realization of the whole system. Through the design of the system, it realizes the virtualization of his system storage server and the distributed storage of data resources. The virtualization of storage server can solve the problem of waste of storage space, load balancing, dynamic backup and dynamic migration of the underlying storage facilities. Use Hadoop for ...

The research of food safety supervision based on cloud computing Deng, Liu Hongzhi use cloud computing technology to build a food safety supervision framework based on cloud computing from the perspective of establishing food safety supervision system. Based on the analysis of the risk factors and the possibility of food safety, a food safety risk assessment model was established.   Through the modeling analysis of this model, an effective food safety supervision mechanism is formed to reduce the probability of food safety accidents. Key words: cloud computing; Food safety; Supervision; ...

Cloud computing task scheduling algorithm based on mutation operator Chen Cai Gaoxiang in order to efficiently dispatch the massive tasks in cloud computing, an improved genetic algorithm is proposed. The mutation operation is divided into two kinds, in order to avoid the improvement of mutation operation so that the algorithm into a local solution, in the population initialization, the chromosome matching rate of the way to choose the initial population, so that it evenly distributed in the entire solution space. Cloud computing task scheduling algorithm based on mutation operator

Recently, Flixmaster is a free value-added service released at Fortune Brainstorm:tech convention. It is a cloud based video editing and publishing platform, users can create their own dynamic interactive video, the story to explain to the user is a very new experience. The Flixmaster system provides a simple, visually visible video production model. It uses HTML5 and powerful analysis technology, provides the drag-and-drop editor, opens the door for the user to make the splendid video independently, enables the user to be able ...