| Title | Date Added | Company | |
|---|---|---|---|
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Using Graphics Processors for High-Performance IR Query Processing | 2008-04-25 | Association for Computing Machinery |
| Web search engines are facing formidable performance challenges as they need to process thousands of queries per second over billions of documents. To deal with this heavy workload, current engines use massively parallel architectures of thousands of machines that require large hardware investments. This paper investigates new ways to build such high-performance IR systems based on Graphical Processing Units (GPUs). GPUs were originally designed to accelerate computer graphics applications through massive on-chip parallelism. Recently a number of researchers have studied how to use GPUs for other problem domains including databases and scientific computing, but they are not aware of previous attempts to use GPUs for large-scale web search.
Tags: Graphics Applications, High Performance Computing |
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Fast Exact and Heuristic Methods for Role Minimization Problems | 2008-04-14 | Association for Computing Machinery |
| This paper describes several bottom-up approaches to problems in role engineering for Role-Based Access Control (RBAC). The salient problems are all NP-complete, even to approximate, yet they find that in instances that arise in practice these problems can be solved in minutes. The paper first considers role minimization, the process of finding a smallest collection of roles that can be used to implement a pre-existing user-to-permission relation. They introduce fast graph reductions that allow recovery of the solution from the solution to a problem on a input graph. For the test cases, these reductions either solve the problem, or reduce the problem enough that they find the optimum solution with a (worst-case) exponential method.
Tags: Software Engineering, Data Mining - Analysis |
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Introduction to the Graph Template Language | 2008-03-24 | SAS Institute |
| In SAS 9.2, the SAS/GRAPH Graph Template Language (GTL) goes production. This system is used by many SAS analytical procedures to create the automatic graphical output within the Output Delivery System (ODS). Now, one can access this same system to create one s own custom graphs or to customize the graphs created by the SAS analytical procedures. This paper helps one understand the basics of GTL, and how one can leverage its features to customize the graphs.
Tags: Graphics Applications, Data Visualization |
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Modernize Your Business Reports Using ODS and SAS/GRAPH: A Case Study From SAS 8.2 to SAS 9.2 | 2008-03-10 | SAS Institute |
| Starting in SAS 8.2, the Output Delivery System (ODS) and SAS/GRAPH have been able to create business reports for HTML, PDF, printer, and other destinations. With SAS 9.1.3, various enhancements such as use of styles with client devices, new procedures like GBARLINE, and enhancements to ODS, and base procedures allowed for easier and higher-quality reports. Now, SAS 9.2 supports TrueType fonts, graph styles for all graph devices, tighter integration of ODS and graphics, and support of thousands of colors. This results in superior-quality reports with less coding. An example of business reports using Base SAS and SAS/GRAPH procedures and ODS will be shown in the three releases, highlighting improved quality of the reports and increasing ease of use.
Tags: Programming Languages |
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Insert and Position Graphics in Word Documents | 2007-12-01 | Microsoft Tips |
| Graphics can add interest and impact to one's Word documents. Suppose one has completed a letter telling friends about the great party one threw for the cat's birthday. The words capture the festive mood of the event, but that page of text looks lifeless and dull. One need graphics to enliven the prose.
Tags: Word Processing |
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Troubleshoot Inserting Frequently Used Text and Graphics | 2007-12-01 | Microsoft Tips |
| In order to see an AutoComplete tip for person names and e-mail addresses, one must use Microsoft Word as the default e-mail editor. Then one must first send e-mail to a person so that one can see an AutoComplete tip for the person's name or e-mail address when one types it in a document. If one does not type the person's name or e-mail address in a document for some time after sending the e-mail, the name and address will automatically be removed from the AutoText list. The name and e-mail address will be added to the list after one e-mails the person again.
Tags: Word Processing |
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Maps and Data Sets Supplied With SAS/GIS Software | 2007-12-01 | SAS Institute |
| Several SAS/GIS sample maps and their associated data sets are supplied with SAS/GIS Software. These maps reside in the MAPS library, along with map data sets shipped with SAS/GRAPH Software. These maps can be used for exploring the software or for demonstration purposes. To open the sample maps, invoke SAS/GIS and select File => Open Map, or right-mouse on the GIS Map window and select Open map. Select the MAPS library, followed by the catalog and map name. Three sets of sample maps are included with SAS/GIS Software, and two maps are created by the SAS/GIS Tutorial. The following list provides the name of the map, and the spatial data sets, catalogs, and data sets associated with each map. The format of the map name is MAPS.catalog.map-name.
Tags: GPS - GIS, Graphics Applications |
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Automated Schematization for Web Service Applications | 2007-11-22 | University of Nottingham |
| Schematic map is a diagrammatic representation based on linear abstractions of networks. With the advent technologies for web based delivery of geospatial services it is essential to develop map generalization applications tailored for the same. This paper is concerned with the problem of producing automated schematic maps for web map applications. The paper looks at how previous solutions to the spatial conflict reduction can be adapted and applied to production of automated schematic maps for web services.
Tags: Web Services |
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Agile Modeling With Mind Map and UML | 2007-11-11 | Change Vision |
| Requirement Gathering or Gathering User Stories (in Agile context) is always a challenging phase in software development. There are no standard processes or notations defined, In addition, communication and facilitation skills are the primary factor that makes the activity effective. This paper proposes a new method for exploring "User Wish" using Mind Maps and then models it using UML.
Tags: Programming Languages, UML |
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Integrating a Command Shell Into a Web Browser | 2007-11-04 | Carnegie Mellon University |
| The transition from command-line interfaces to graphical interfaces has resulted in programs that are easier to learn and use, but harder to automate and reuse. Another transition is now underway, to HTML interfaces hosted by a web browser. To help users automate HTML interfaces, the paper proposes the browser-shell, a web browser that integrates a command interpreter into the browser's Location box. The browser-shell's command language is designed for extracting and manipulating HTML and text, and commands can also invoke local programs. Command input is drawn from the current browser page, and command output is displayed as a new page. The browser-shell brings to web browsing many advantages of the Unix shell, including scripting web services and creating pipelines of web services and local programs.
Tags: Web Browsers, Graphics Applications |
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