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Technology Research News May 7, 2003 Kimberly Patch |
Light show makes 3D camera Researchers from the University of Kentucky have come up with a relatively low-cost method to measure depth using a single camera. The scheme involves shining a light pattern onto an object, and gaining depth information from the way the object distorts the pattern. |
Technology Research News December 1, 2004 |
Multicamera Surveillance Automated Researchers have developed a multi-camera surveillance system that allows the user to indicate an object in one view and automatically zoom to that object in all other views. |
JavaWorld May 2001 Markus Dorn |
Reading objects is easy with SAX By following some simple rules when mapping objects to XML, you can easily read object structures, even complex ones, from XML. See how you can use SAX to eliminate that complexity... |
Macworld December 2000 Janet Ashford |
Scan Anything Use Your Scanner to Capture Three-Dimensional Objects... |
JavaWorld April 2001 Piet Jonas |
Secure type-safe collections A framework that overcomes the standard Java Collections Framework's main problem: its containers lack the ability to restrict themselves to storing objects of a specific type. The solution uses reflection, wrapper classes, and a collection of static factory methods... |
Technology Research News July 16, 2003 |
3D display goes vertical Researchers from Seoul National University in Korea have devised a method that widens both the horizontal and vertical viewing angles of three-dimensional integral imaging systems, which use the clustered-lenses arrangement of insect eyes. |
Technology Research News June 4, 2003 |
3D display widens view Researchers from Seoul National University in Korea have fashioned a three-dimensional display that has a wider viewing angle then existing 3D screens. |
JavaWorld November 2000 M. Jeff Wilson |
Get smart with proxies and RMI RMI enables developers to either get a remote reference to a distributed object, in which all method calls are forwarded to the server object, or get a copy of the remote object and invoke on it locally. You can combine these approaches in a way that is transparent to the client code... |
JavaWorld November 2000 Bill Venners |
Using objects in place of documents for server-client interaction, Part 3 Bill Venners compares objects and documents from a user's perspective. Whereas the previous articles in the series focused on clients that operate autonomously, this article focuses on clients that connect network-delivered services to human users... |
JavaWorld November 2001 Kurt Jacobs |
Subscribe now for rapid prototyping Developers often find themselves reengineering an API to meet the demand of evolving requirements. By providing a framework for a more flexible system, the Publisher-Subscriber pattern can help you overcome some problems associated with object dependencies... |
Technology Research News September 10, 2003 |
Neural net tracks skin color Researchers working to give computers and robots the ability to recognize gestures are up against several challenges. Researchers from China have come up with a way to use skin color to detect faces and hands. |
JavaWorld March 2001 Brian Goetz |
Design for performance, Part 3: Remote interfaces Many common Java performance problems stem from class design decisions made early in the design process, long before most developers even start thinking about performance. This article examines performance issues specific to remote applications... |
Technology Research News July 2, 2003 Eric Smalley |
Light pipes track motion Researchers at Duke University have devised a simple tracking method that promises to dramatically reduce the computing resources needed for computer vision systems that allow computers and robots to sense their surroundings. |
JavaWorld September 2002 Tarak Modi |
J2SE 1.4 breathes new life into the CORBA community, Part 2 The Portable Object Adapter (POA), introduced in CORBA 2.2, replaced CORBA's Basic Object Adapter (BOA). An object adapter represents a core piece of the CORBA runtime on the server. This article explore J2SE 1.4's POA support. |
Science News April 7, 2007 Julie J. Rehmeyer |
Can't Knock It Down Mathematicians have found three-dimensional shapes that flip themselves upright from any position. |
Technology Research News March 9, 2005 |
Pattern Recognition: Computers and Human Communications A computer's ability to track and interpret the types of input humans use to communicate - gestures, words and facial expressions - is not enough. Meaning is often conveyed by a combination of different types of sensory input. Words and gestures, for example, can go together to produce meaning that cannot be determined from simply examining the inputs separately. |
Technology Research News June 15, 2005 |
Single Camera Measures Speed Researchers have improved a method of determining depth information using a single camera. The advance allows a single camera to detect the speed of objects and could be used anywhere robotic vision is needed. |
National Defense March 2011 Eric Beidel |
Research Could Lead to Pocket-Sized Bomb Detectors That is the ultimate goal of university researchers trying to figure out a way to use sound and radio waves to detect bombs. |
Technology Research News August 10, 2005 |
Textures ID paper and plastic Forgeries, however clever, could be a thing of the past thanks to a method of uniquely identifying paper and plastic surfaces. |
Technology Research News March 26, 2003 Eric Smalley |
3D holo video arrives Researchers from the University of Texas have devised a three-dimensional video system that cuts down the computing power needed to project three-dimensional images by using an 800,000-mirror device designed for two-dimensional digital projectors as a sort of holographic film. |
Chemistry World January 11, 2016 Tim Wogan |
Ceramics made stronger with 3D printing A new method for 3D printing ceramic microlattices has been developed by researchers in the US. |
JavaWorld June 2001 Jeff Friesen |
Object-oriented language basics, Part 3 The author explores composition and demonstrates its value in object-oriented programming. Composition and inheritance are design consepts related in a manner similar to both sides of the same coin... |
Macworld September 2004 Greg Miller |
Design Intuition 1.3 3-D CAD software, for Mac's OS X, makes woodworking and design projects easy and fun. Recommend for woodworkers, cabinetmakers, and kitchen designers. |
JavaWorld April 2001 Kelly Davis & Robert Di Marco |
Manage distributed sessions Using RMI and the Proxy API introduced in JDK 1.3, this article describes a technique that allows one or more servlet servers to maintain session information on one or more session servers. By adopting this architecture, no single point of failure will exist for session management... |
American Family Physician July 15, 2005 |
What to Do If Your Child Swallows Something A hand-out for parents and caregivers of young children offering advice for this safety concern. |
Macworld September 2004 Ben Long |
iModeller 3D Professional 2.0 If you need to make custom 3-D models but can't spare the time or expense, VR Interactive's iModeller 3D Professional 2.0 can help. |
JavaWorld August 2001 Jeff Friesen |
Object-oriented language basics, Part 5 Every Java class has a superclass. In the absence of an extends keyword, Object is that superclass. Object takes center stage as this article presents its 11 methods... |
InternetNews January 9, 2008 Andy Patrizio |
SpringSource's Update to .NET Adds Key Java Features SpringSource's Spring.Net provides programmers with features previously only available to Java developers. |
D-Lib Jan/Feb 2010 Reilly & Tupelo-Schneck |
Digital Object Repository Server: A Component of the Digital Object Architecture This paper introduces the Digital Object Repository Server, the most recent instantiation of the Corporation for National Research Initiatives' repository work. |
Technology Research News March 24, 2004 |
Curve widens 3D display Researchers from Seoul National University in Korea have showed that using curved lenses doubles the viewing angle of three-dimensional integral imaging systems without sacrificing brightness. Future applications could include 3D ad displays and 3D TVs. |
JavaWorld January 2002 Jeff Friesen |
Trash talk, Part 2 This article explores the Reference Objects API, an API that allows your programs to interact with the garbage collector in limited ways... |
JavaWorld October 2000 Bruce Eckel |
Everything is an object, Part 2 Eckel takes you through name visibility and using components from other libraries; the static keyword; and comments and embedded documentation. By the end, you should be able to build your first Java program... |
D-Lib April 2003 Staples et al. |
The Fedora Project An Open-source Digital Object Repository Management System |
D-Lib May/Jun 2007 Saidis & Delis |
Type-consistent Digital Objects This article provides an overview of the Digital Object Prototype framework and highlights its type-conformance capabilities and shows how heterogeneous digital material can be treated in a uniform manner without resorting to custom developments. |
JavaWorld March 2002 James Carman |
Write once, persist anywhere Most J2EE applications strive to abstract the database tier by employing the Data Access Object design pattern. This article shows you a DAO pattern framework that you can reuse on all your projects, regardless of object type... |
JavaWorld December 2001 Jeff Friesen |
Trash talk, Part 1 One feature that distinguishes Java from other computer languages is its garbage collection abilities. In this article, This article introduces garbage collection and shows how Java's optional support for it affects your programs... |
JavaWorld October 2000 Frank Sommers |
Activatable Jini services, Part 2: Patterns of use This article concentrates on the consequences of activation in the Jini context. Sommers exponds on the issue of deactivating objects, then considers the implications of deactivation for well-designed Jini services and how the Jini helper services introduced in the 1.1 beta version of the JSK can contribute... |
JavaWorld April 2001 Geoff Friesen |
Object-oriented language basics, Part 1 An introduction to object-oriented programming and how to declare classes and create objects from those classes... |
JavaWorld July 2000 Todd M. Greanier |
Flatten your objects The Java Serialization API is used by many other Java APIs (like RMI and JavaBeans) to persist objects beyond the duration of a running virtual machine. This article tries to demystify the secrets of the Java Serialization API. |
CIO August 1, 2002 John Edwards |
You Talking to Me? When Nassir Navab talks to inanimate objects, they usually answer him. That's because Navab, a Siemens researcher, helped develop a system that gives industrial equipment the power to vocally answer questions posed by humans. |
JavaWorld January 2001 Jean-Pierre Dube |
Printing in Java, Part 3 Part 3 of our series on Java printing introduces you to the print framework. Working on top of the Java Print API, the framework will make printing pages much easier by providing such features as a print-preview facility, a portable page-setup dialog, and graphics primitives... |
D-Lib June 2001 John S. Erickson |
A Digital Object Approach to Interoperable Rights Management Fine-grained policy enforcement enabled by a digital object infrastructure... |
JavaWorld June 2002 Dirk Laessig |
Score big with JSR 77, the J2EE Management Specification The specification's core is based on the model of managed objects, explained in this article. JSR 77 also defines an Enterprise JavaBeans (EJB) component for easily accessing these managed objects. |
JavaWorld November 2001 Michael J. Rettig |
Reflection vs. code generation You can use the power of Java's Reflection API to reduce tedious code writing, and use active code generation to overcome reflection limitations... |
JavaWorld June 13, 2003 Camerlengo & Johnson |
Make the Java-Oracle9i connection This article provides Java programmers with techniques for utilizing Oracle9i's new object-oriented features such as inheritance, custom constructors, dynamic dispatch, array descriptors, and mapping strategies from a Java class hierarchy to an Oracle type hierarchy without using traditional object-relational (O/R) mapping strategies. |
D-Lib Nov/Dec 2010 Massart et al. |
Taming the Metadata Beast: ILOX Information for Learning Object eXchange, is developed as part of the IMS Learning Object Discovery & Exchange specification specification that aims to facilitate the discovery and retrieval of learning objects stored across more than one collection. |
JavaWorld February 2001 Brian Goetz |
Design for performance, Part 2: Reduce object creation Many common Java performance problems stem from class design decisions made early in the design process, long before most developers even start thinking about performance. The author discusses some techniques for reducing temporary object creation... |
JavaWorld July 18, 2003 James Carman |
Get down to business In this article, you will learn how to structure your applications such that modifications to the business object implementation do not require changes to the user interface using a simple framework for accessing your business objects. |
D-Lib Jul/Aug 2000 Thornton Staples & Ross Wayland |
Virginia Dons FEDORA: A Prototype for a Digital Object Repository After shopping for a digital library system unsuccessfully, in 1999 we created a digital library research and development group and set about creating the system that we need. |
Technology Research News March 12, 2003 |
Lasers tweeze every which way Researchers from the University of Glasgow in Scotland have found a way to use a pair of laser beams to rotate an object in three dimensions, turning it like a ball rather than a wheel. |