Definitions Open Source (free tools and free content) Searching (is google a verb?) Reliability...
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Transcript of Definitions Open Source (free tools and free content) Searching (is google a verb?) Reliability...
DefinitionsOpen Source (free tools and free content)Searching (is google a verb?)Reliability (experts v. crowd)Bookmarking and TaggingRSS (Really Simple Syndication)Copyright and Creative Commons
The new version of the WebMy current version of Internet Explorer is
IE 7.0.5730.13This is referring to significant changes in the way
the internet operates
Not just a pathway for communication and trading information
A workspace A data centerA desktop that is accessible from anywhere
Tagging is naming and describing
Tagging is related to meta data – behind the scenes organization
Tagging is the “new” folder
Tagging let’s you put your document in the equivalent of many folders at one time
Open=Free and AccessibleSource=Code Source
Who Cares? Microsoft, Google, and Me
Open Source is not just about showing code. It is a philosophy that insists that this code must remain open for others to see, build upon and distribute without discrimination against persons, groups, or fields of endeavor.
Let’s talk about Open Source and Open Content for a few more minutes
Who is Microsoft’s biggest competitor?
The competition is the Cloud.
1. Operating systems - Ubuntu
2. Office packages – Open Office, Google Apps
3. Image manipulation – Gimp
We have been talking about Open Source Software. Now let’s talk about Open Content or Open Education.
Online Distance Education has led to a reassessment of access to education and leading to what has been termed Open Educational Resources (OER)
Educause books - http://www.educause.edu
Online Educational ResourcesMerlot - http://www.merlot.orgCurriki - http://www.curriki.orgConnexions - http://cnx.org/Wikiversity - http://en.wikiversity.org
MIT offers 1,800 courses online. You may access and enjoy an MIT education for free. (You don’t get a degree)
Try Physics for example: http://ocw.mit.edu/OcwWeb/Physics/8-01Physics-IFall1999/VideoLectures/detail/embed11.htm
http://www.laptopgiving.org/en/explore.php
Nicholas Negroponte’s world shaking idea. The $100 computer
Research-Quality Web Searching
• Search Google effectively and precisely
• Know when to use other search engines and web directories
• Evaluate what you find on the web
• http://googlewebmastercentral.blogspot.com
Googling Is this a verb?
Before you search:“Crawls” pages on the public webCopies text & images, builds database
When you search:Automatically ranks pages in your resultsWord occurrence and location on page Popularity - a link to a page is a vote for it~ 200 factors in all!
Think “full text” = be specific war of 1812 economic causes vs. history
Use academic & professional termsdomestic architecture vs. houses
genome societygets International Mammalian Genome Society
also try combinations with association, research center, institute, directory, database
Specify exact phrases with quotes “” “tom bates” “what you're looking for is already inside you”
Exclude or require a word proliferation -nuclear obama +hussein
Web page titleintitle:hybrid allintitle:hybrid cars mileage
Website or domainsite:whitehouse.gov “global warming”site:edu “global warming”
Librarians’ Internet Index
InfoMine
Google Custom Search Engines (CSE)
Go to Google and do a search using some of the feature described in the last few slides.
http://www.google.comGo to the Librarians ‘ Internet Index and do a
search on the same topic.http://www.lii.org
Go to Merlot and do another search on the same topic.
http://www.merlot.org
Anyone can put up a web pageMany pages not updatedNo quality control
most sites not “peer-reviewed” less trustworthy than scholarly
publications
Look at the URL - personal page or site ? ~ or % or users or members
Domain name appropriate for the content ? Restricted: edu, gov, mil, a few country codes (ca) Unrestricted: com, org, net, most country codes (us,
uk)
Published by an entity that makes sense ? News from its source?
www.nytimes.comAdvice from valid agency?
www.nih.gov/www.nimh.nih.gov/
Can you tell who wrote it ?name of page authororganization, institution, agency you
recognize
Credentials for the subject matter ?Look for links to:
“About us” “Philosophy” “Background” “Biography”
Is it recent or current enough ?Look for “last updated” date
Textpossibly forged ?why not a link to published version
?Sources
documented with links, footnotes, etc.?
do the links work ?Evidence of bias
in text or sources ?
Search the URL in alexa.com
Click on “Overview”
Who links to the site? Who owns the
domain?
What did the site look like in the
past?
(Wayback Machine)
Which blogs link to it? What do they say?
Try the URL in Google Blog Search
See what links are in Google’s “Similar
pages”
Look up the page author in Google
Was the page put on the web to inform ? persuade ? sell ? as a parody or satire ?
Is it appropriate for your purpose?
All that said, who do we trust?The Encyclopedia Britannica is written by
expertsWikipedia is written by the crowd.
Which is better?BBC says WikiWhat Wiki saysWhat others say
Do one of the following:Which one is the real website of the World
Trade Organization? World Trade Organization http://www.gatt.org/ World Trade Organization http://www.wto.org/
Which one is the real website of the White Househttp://www.whitehouse.gov/http://www.whitehousehistory.org/
Do a search using Google, then Yahoo and compare the difference.
http://delicious.com/tag/poverty
http://delicious.com/tag/ + word you want to search for
depression
http://delicious.com/tag/poverty/depression
The social aspect of this process is whatgives this the term folksonomy.
This is the symbol that identifies a site that can be tracked using an RSS reader.
My Google Reader
The creator of an original work owns the rights automatically. Fair use is permissible automatically for education, review, satire, or journalism. (Fair use does not include redistribution of large quantities of an original work, especially on the internet.)
A little primer on copyright issues for the internet age is available at Creative Commons. Creative Commons is a non-profit organization working to assist both philosophically and practically to deal with the concerns of attribution and media sharing in today's world.
Licenses