Top Stories by Michael A. Sick
The Department of Defense (DoD) Discovery Metadata Specification (DDMS)
describes the DOD's preferred approach for decorating data assets with
metadata. By providing a common convention for metadata, the DoD is building
a common system for asset discovery, search, description, consumption, and
security. This article provides a summary of the DDMS's purpose, structure,
and capability. Upon completion the reader should have a basic understanding
of the DDMS and should know where to go to get more detail and related
materials. All questions regarding this article should be directed to Michael
Sick at mike@serenesoftware.com.
MetadataMetadata is typically defined as "data about data." A metadata
specification is an attempt to describe the format and content of a metadata
c... (more)
It can be difficult for developers, architects, and managers to keep up with
new software packages and releases. This can be especially true with fast
moving technologies like Web services. This article provides an overview of
the main technologies that comprise the Java Web Services Developer Pack
(Java WSDP). For more in-depth knowledge of the WSDP, simply download it and
walk through ... (more)
Service discovery and identification is a critical piece of the overall Web
services puzzle. Existing service architectures, such as CORBA, JINI, and
ebXML, have all devoted significant effort towards making service discovery
available and comprehensive. If Web services is to become a ubiquitous
platform for service oriented computing, then the industry will need to
create standards and ... (more)
This month WSJ focuses on P2P architectures and grid computing, two topics
that are gaining momentum in our industry. Over the past year or so I've read
many excellent articles and books on these topics. However, getting a handle
on what P2P and the grid are can be a challenge as implementations advance
rapidly, major technologies are converging, and more people are applying
these concep... (more)
If a picture is worth a thousand words, what words do you use when the
picture is in the wrong format? Not exactly a Zen koan, but a valid question
whose answer is JIMI, the Java Image Management Interface from Activated
Intelligence.
JIMI is a toolkit for reading, writing, viewing and manipulating images in
multiple-graphics file formats. JIMI supports an impressive number of image
form... (more)