By Stephen Downes
October 1, 2003
Distributing Learning
Objects
Survey of three major approaches to
distributing learning objects: harvesting, federated
search, and peer-to-peer. To nobody's surprise, I recommend
the harvesting approach. By Stephen Downes, Australian
Flexible Learning Community, October 1, 2003
[Refer][Research][Reflect]
Building Quality Assurance into Metadata
Creation
Interesting discussion that argues
against four assumptions that underlie the absence of
inquiry into how metadata should be created: the assumption
that mediation by controlling authorities is undesirable,
that rigorous metadata creation is too time consuming, that
only authors and users of resources have the necessary
knowledge to create meaningful metadata, and that metadata
can be generated or resolved by machine. Their argument is
based on what can only be called a series of failures of
attempts to generate metadata: spelling errors, variant
spellings for people's names, varying resource titles,
classification errors and inconsistencies, and even variant
date formats. This summary of the OAI Arc (federated
search) project is typical (if wordy): "Even extensive
interventions during the metadata conversion phase could
not prevent the negative impact that poor metadata quality
has on the search and linking facilities..." By Jane
Barton, Sarah Currier, and Jessie M.N. Hay, DC2003,
September, 2003
[Refer][Research][Reflect]
e-Learning: Emerging Issues and Key
Trends
Good summary report on trends in
e-learning, including the greater emphasis on quality,
wider adoption and influence of standards and learning
objects, and the growing acceptance of blended learning.
Makes recommendations regarding Australia's Flexible
Learning Framework, suggesting it should begin to focus
more on process rather than product. The trends surveyed
won't be any surprise to those immersed in the field but
are an excellent survey for those less directly connected.
PDF document. By John Eklund, Margaret Kay and Helen M.
Lunch, Australian National Training Authority, September
25, 2003
[Refer][Research][Reflect]
ISO Reaffirms Free-of-Charge Use Of Its
Country, Currency and Language Codes
Following
objections registered by the W3C, ISO has
backed off on its plan to require royalties for the use of
country and currency codes, though it continues to plan to
sell the documents "as a contribution to supporting the
standards development process." By Press Release, ISO,
September 30, 2003
[Refer][Research][Reflect]
The "info" URI Scheme
This
Internet Engineering Task Force (IETF) draft outlines an
interesting froposal for an 'info' namespace that will
greatly ease the use of identifiers in public. What 'info'
would do is give authors of XML files a standardized way to
use, for example, Dewey Decimal or Library of Congress
classifications in their documents. These vocabularies are
received and managed by the central 'info' registry, which
provides a stability currently lacking in RDF. By Herbert
van de Sompel, et.al., IEEE-IETF, September, 2003
[Refer][Research][Reflect]
ECC: Learning Objects
Competition
I do not typically cover contests
and awards, but this one constitutes an exception because,
if nothing else, it allows the reader to view 65 learning
objects in one place. Or, I should say, attempt to view. We
may have learning object standards, and Firebird may be a
standards-compliant browser, yet I still get screens full
of gibberish, objects that are wider than the pop-up box
they launch in, missing and unknown plug-ins, and more. But
hey, that's my experience. You will probably do better. By
Various Authors, E-learning Competency Center, September,
2003
[Refer][Research][Reflect]
Groove Educational Case Study: CAL State
University
Groove has been criticized in the
past in these pages, but it's worth taking a look at this
case study, written about a professor who has used it for a
number of years in his classes with great success. Rick
Lillie employs what he calls a "simple design formula" for
using Groove: "content appropriate for all class members
(course content and content-related links) is archived on
his course-specific Web sites, while Groove is used for
administration, communication, and collaboration, with
"everything hyperlinking back and forth" between the Web
sites and his Groove desktop classrooms." Via e-Learning
Centre News.
By Unknown, Groove Networks, September 30, 2003
[Refer][Research][Reflect]
500 Courses Now Available
MIT's
Open Courseware project has now reached the 500 course
plateau, including a nifty logic course that's guaranteed to pickle
your brain. By Various Authors, MIT, September 30, 2003
[Refer][Research][Reflect]
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