Graphical/Clustering Searches for LO/OER Information

22.08.09

Every now and then I like to do graphical searches related to Learning Objects and Open Educational Resources because I find that these searches sometimes yield different frameworks for understanding the information and sites that emerge than I get from my regular reading of rss feeds and blog entries. Recently I tried the new WikiMindMap and was pleased to see that the entry for "Learning Objects" is very good; the entry in Wikipedia for "Open Educational Resources" is a bit sparse, but not bad for starters. If you try "OER" alone as the search term you'll get not only Open Educational Resources but Oregon Electric Railway, Odaku Electric Railway, Offense Efficiency Rating, and Oxygen Efficiency Ratio.

Getting outside Wikipedia. I used my favorite graphical search engine, Kartoo. The Kartoo search for "Open Educational Searches" put the fairly new OER Commons right at the center of the display which I thought was accurate and timely.

A colleague, Dr. Russ Poulin from WCET, recently recommended the clustering search engine Clusty, so I tried it for both "Open Educational Resources" and "Learning Objects." Ten times as many results were returned for the second search term than for the first, indicating (I suppose) that Learning Objects have been discussed longer in the professional literature than Open Educational Resources. I liked the way Clusty ordered and outlined the results.

Finally, I did a search in Google for "Graphical Search Engines" and discovered a kind of meta search engine tool called, appropriately, the Graphical Search Engine Comparison Tool from SEO Tools. This handy tool permits the user to select two from among five popular search engines (Google, Yahoo, MSN, Vista, and AlltheWeb) and then enter search terms for the two different search engines (e.g., Google and Yahoo) to compare their results. The resulting display shows which links are at the top, middle, and bottom of one search vs the other and what percentage of the sites overlap in the searches (in this example, 46% for "Learning Objects," 36% for "Open Educational Resources"). Using this tool will convince searchers how important it is to NOT rely on a single search engine. Highly recommended. ____JH

 









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Crashing

22.08.09

I experienced a major crash of my computer and my backup system recently. Consequently, I've not been able to post messages for several days. Also, I've not been able to fully recover past messages. Hope to fully recover the system today or tomorrow.

JH

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Free Search Tools for Science Information

22.08.09

This guideline information was cited in Open Access News. These tools will be useful to students and instructors in both science and technology. ____JH

"ResourceShelf has put together A Quick Look at a Few Free Science Search Tools.  Among the tools and resources it covers are BioMed Central, CiteSeer, DOAJ, Global Science Gateway, Google Scholar, Highwire Press, Microsoft Live Search Academic, National Science Digital Library, OAIster, PubMed Central, Science.gov, Scirus, and Scitopia." [Open Access News]

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10 Alternative Uses for a World Cup Vuvuzela

22.06.10

Written by Mad Dog and Glory The noise making machine that has multi purpose powers. The vexed subject of the Vuvuzela has been the subject of a great deal of debate and it seems that whilst some can’t get enough of the ‘instrument’ and the wasp like noise it emits there are others who have [...]

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Tom Carey Answers Questions about MERLOT

22.08.09

In this interview in eLearn Magazine Tom Carey answers questions about MERLOT. In addition to his professorship at the University of Waterloo, Prof. Carey also acts as chief learning officer for MERLOT. Among other topics, Carey explains how MERLOT relates to other open education repositories and gateways. ____JH (Via the Development Gateway dgAlert.)

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"Instructors in higher education get e-learning support from two distinct sources: their own institutions, through colleagues and faculty teaching centers, and their disciplines, through subject area experts and scholarly associations. Tom Carey, professor of management sciences at the University of Waterloo and chief learning officer of MERLOT, explains how the MERLOT consortium is finding the sweet spot where those two processes come together."

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