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COMPARISON OF APP INVENTOR 2 AND JAVA IN CREATING PERSONAL APPLICATIONS FOR ANDROID ON EXAMPLE OF A NOTEPAD

Radosław Kowalczyk, Łukasz Turczyński, Kamil Żyła
2016 Advances in Science and Technology Research Journal  
Performance test revealed that both implementations provided efficiency which is good enough for everyday use and small size personal applications.  ...  The goal of this paper is to verify the possibility of using App Inventor as a tool for creating personal applications and compare it with possibilities given by Java, which is a native environment for  ...  Un-fortunately, it is true only for rather small/simple applications.  ... 
doi:10.12913/22998624/64058 fatcat:h3org7w3enhrzcrbi2mgm2b7ui

A simple and efficient implementation of a small database

A. Birrell, M. Jones, E. Wobber
1987 Proceedings of the eleventh ACM Symposium on Operating systems principles - SOSP '87  
This paper describes a technique for implementing the sort of small databases that frequently occur in the design of operating systems and distributed systems.  ...  The resulting implementation has the desirable property of being simultaneously simple, efficient and reliable.  ...  A ~y computer science student could build such a database system and it would still be small and simple.  ... 
doi:10.1145/41457.37517 dblp:conf/sosp/BirrellJW87 fatcat:kttyjqekirekdl2hklavaz647y

A simple and efficient implementation of a small database

A. Birrell, M. Jones, E. Wobber
1987 ACM SIGOPS Operating Systems Review  
Any computer science student could build such a database system and it would still be small and simple.  ...  The outcome appears to be novel -an implementation of operating system databases that is simultaneously very simple, very efficient and very reliable.  ... 
doi:10.1145/37499.37517 fatcat:qs27va7ccvezzpnhtrztr5drsu

Parallelization of XPath Queries Using Modern XQuery Processors [chapter]

Shigeyuki Sato, Wei Hao, Kiminori Matsuzaki
2018 Communications in Computer and Information Science  
In this work, we implement their approach in two ways on top of a state-of-the-art XML database engine and experimentally demonstrate that our implementations can bring significant speedup on a commodity  ...  A practical and promising approach to parallelizing XPath queries was proposed by Bordawekar et al. in 2009, which enables parallelization on top of existing XML database engines.  ...  Acknowledgements We would like to thank Christian Grün of the BaseX team for his technical comments and feedback on BaseX.  ... 
doi:10.1007/978-3-030-00063-9_7 fatcat:scvkpmmh3bgwxc5uuwaapihata

Efficient relational database management using graphics processors

Naga K. Govindaraju, Dinesh Manocha
2005 Proceedings of the 1st international workshop on Data management on new hardware - DAMON '05  
We show that the GPUs can be used as a co-processor to accelerate many database and data mining queries.  ...  Our algorithms use efficient data memory representations and storage models on GPUs to perform fast database computations.  ...  We would like to thank NVIDIA corporation for their hardware and driver support. The TCP/IP databases used in our experimental evaluations were provided by Jasleen Kaur and Don Smith.  ... 
doi:10.1145/1114252.1114256 fatcat:usvpsleqwfbfdi6hed7kfnxthe

SimpleDB

Edward Sciore
2007 Proceedinds of the 38th SIGCSE technical symposium on Computer science education - SIGCSE '07  
We then describe SimpleDB, which is software written expressly for such a course. SimpleDB is a database system in the spirit of Minibase.  ...  In this paper we examine the problem of how to give hands-on assignments in a database system internals course.  ...  Finally, the remote interface implements a small subset of the JDBC API.  ... 
doi:10.1145/1227310.1227498 dblp:conf/sigcse/Sciore07 fatcat:fpbxpxpinvhx3gi5jdsuai6e4e

Topology Modeling and Analysis of a Power Grid Network Using a Graph Database

Bowen Kan, Wendong Zhu, Guangyi Liu, Xi Chen, Di Shi, Weiqing Yu
2017 International Journal of Computational Intelligence Systems  
Finally, we compare the functionality and efficiency of our graph database with a traditional relational database in system initial energization analysis and the shortest path function problems on small  ...  The results demonstrate the efficiency and effectiveness of topology modeling and analysis using graph database for a power grid network.  ...  Our test results demonstrate the effectiveness and efficiency of using a graph database for power grid network modeling and analysis.  ... 
doi:10.2991/ijcis.10.1.96 fatcat:de2juipzcfe2fj7ni4iz7qr25q

Web-enabling Cache Daemon for Complex Data

Ivan Voras, Mario Zagar
2008 Journal of Computing and Information Technology  
In this paper we present a cache daemon suitable for storing complex data while maintaining fine-grained control over data storage, retrieval and expiry.  ...  It is a practical, usable solution already implemented in several large web sites.  ...  This makes for a simple and efficient implementation, at the expense of not allowing it to scale on multi-CPU systems.  ... 
doi:10.2498/cit.1001400 fatcat:d7c26xyedjggde6rmf6nlld5g4

Web-enabling cache daemon for complex data

Ivan Voras, Mario Zagar
2008 ITI 2008 - 30th International Conference on Information Technology Interfaces  
In this paper we present a cache daemon suitable for storing complex data while maintaining fine-grained control over data storage, retrieval and expiry.  ...  It is a practical, usable solution already implemented in several large web sites.  ...  This makes for a simple and efficient implementation, at the expense of not allowing it to scale on multi-CPU systems.  ... 
doi:10.1109/iti.2008.4588532 dblp:conf/iti/VorasZ08 fatcat:yc3polxvq5gjrac4dysgphjwby

Striped Data Analysis Framework

Oliver Gutsche, Igor Mandrichenko, C. Doglioni, D. Kim, G.A. Stewart, L. Silvestris, P. Jackson, W. Kamleh
2020 EPJ Web of Conferences  
The representation is efficient and at the same time simple so that it allows for a common data model and APIs for wide range of underlying storage mechanisms such as distributed no-SQL databases and local  ...  We will present an implementation and some performance characteristics of such a data representation mechanism using a distributed no-SQL database or a local file system, unified under the same API and  ...  Here are the advantages of this data representation for HEP data analysis: We implemented a test instance of the striped storage system and a small analysis computing cluster at FNAL (see Fig. 4 ) Figure  ... 
doi:10.1051/epjconf/202024506042 fatcat:7ldsptxw6jaadndcxrpw2sswcq

Frequent Pattern Mining Algorithms Analysis

Ritesh Giri, Ananta Bhatt, Aadhya Bhatt
2016 International Journal of Computer Applications  
Most of the tree based structure allows efficient mining with single scan over the database. In this paper, we describe the formatting guidelines for IJCA Journal Submission.  ...  Many tree based structures have been proposed to represent the data for efficient pattern discovery including FP-Tree, CAT-Tree, CAN-Tree, CP-Tree, and etc.  ...  SaM algorithm is well suited for an implementation that works on external storage, since it employs a simple array that can easily be represented a s a table in a relational database system.  ... 
doi:10.5120/ijca2016910763 fatcat:3j6qlbksmbaflfcfkg2l4ipila

Prolog and deductive databases

M.H. Williams, G. Chen, D. Ferbrache, P. Massey, S. Salvini, H. Taylor, K.F. Wong
1988 Knowledge-Based Systems  
The logic programming language Prologh as been shown to be a very suitable language for implementing database concepts.  ...  However,c urrent Prologi mplementations are limited, and the database examples used have all consisted of relatively small sets of clauses.  ...  ACKNOWLEDGEMENTS The authors wish to acknowledge the support received from ICL, and from the Science and Engineering Research Council under the Alvey initiative,w ho are currently funding the project.  ... 
doi:10.1016/0950-7051(88)90077-9 fatcat:zfbzzpzmgffsbojqshay4j4sca

GraphMiner

Wei Wang, Chen Wang, Yongtai Zhu, Baile Shi, Jian Pei, Xifeng Yan, Jiawei Han
2005 Proceedings of the 2005 ACM SIGMOD international conference on Management of data - SIGMOD '05  
In this paper, we describe a demo of GraphMiner which showcases the technical details of the index structure and the mining algorithms including their efficient implementation, the mining performance and  ...  Recently, we developed an effective index structure, ADI, and efficient algorithms for mining frequent patterns from large, disk-based graph databases [5], as well as constraint-based mining techniques  ...  First, instead of proposing new heuristics for search, we developed the simple and effective ADI index structure for large graph databases.  ... 
doi:10.1145/1066157.1066273 dblp:conf/sigmod/WangWZSPYH05 fatcat:ycmphmqzujfaxg6qgkx3a4fuym

Automatic OMR Answer Sheet Evaluation using Efficient & Reliable OCR System

Dhananjay Kulkarni, Ankit Thakur, Jitendra Kshirsagar, Y. Ravi Raju
2017 IJARCCE  
This paper proposes a new technique for generating scores of multiple-choice tests which are done by developing a technique that has software based approach with  ...  Today, more emphasis is on objective exam which is preferred to analyze scores of the students since it is simple and requires less time in the examining objective answer-sheet as compared to the subjective  ...  Thus, a program need to be implemented as a simple software tool.  ... 
doi:10.17148/ijarcce.2017.63161 fatcat:m4abbxhzc5fezcofjjr32fday4

An Iterative, Low-Cost Strategy to Building Information Systems Allows a Small Jurisdiction Local Health Department to Increase Efficiencies and Expand Services

Kay A. Lovelace, Gulzar H. Shah
2016 Journal of Public Health Management and Practice  
Results and Conclusions: The case study here suggests that small LHDs can use a low-resource, incremental strategy to build information systems for improving departmental effectiveness and efficiency.  ...  Specifically, we suggest that the elements for this department's success were simple information systems, clear vision, consistent leadership, and the involvement, training, and support of staff.  ...  Before the databases were built and implemented, it would often take a week for employees to respond to information requests compared with several minutes after the databases were built.  ... 
doi:10.1097/phh.0000000000000444 pmid:27684628 pmcid:PMC5049953 fatcat:v2obkjysrzgrjnpdl54s2asgzm
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