Web 2.0: Concepts and Applications 4 Organizing Information

Overview  Information once stored physically now is becoming available digitally  Tagging is the process of assigning short, descriptive labels to digital information –Tag –Collaborative process –Many online services and Web applications support tagging  Social bookmarking is the process by which users post the URLs of their favorite Web sites online Chapter 4: Organizing Information2

Organizing Digital Information  Two popular approaches to organizing digital information –Hierarchical organization Dmoz –Nonhierarchical organization Delicious Chapter 4: Organizing Information3

Organizing Digital Information Chapter 4: Organizing Information4

Organizing Digital Information Chapter 4: Organizing Information5

Organizing Digital Information  Storing files in folders on your personal computer uses hierarchical organization  Adding tags to your pictures uses nonhierarchical organization Chapter 4: Organizing Information6

Organizing Digital Information Chapter 4: Organizing Information7

Tagging Information on the Web  On the Web, you can tag items such as: – messages –Items in your news reader –Blog posts –Photographs –Articles or content of interest  You can associate a single item with multiple different tags Chapter 4: Organizing Information8

Tagging Information on the Web Chapter 4: Organizing Information9

Tagging Information on the Web Chapter 4: Organizing Information10

Tagging as a Means of Collective Organization  Tagging can create associations between pictures, documents, or other digital information –Tags should be descriptive  Taxonomy is a methodical, scientific way of unambiguously classifying information  Folksonomy describes the collective result of different people individually applying tags to the same online content Chapter 4: Organizing Information11

Tagging as a Means of Collective Organization Chapter 4: Organizing Information12

Using Tagged Data  Tagged data enables the capability of recommending products to potential customers  Collaborative filtering is a method whereby predictions are made about one user’s interests by collecting and analyzing data from many users Chapter 4: Organizing Information13

Sharing and Tagging Photos on Flickr  Flickr is a popular Web site for uploading, sharing, and organizing digital pictures and videos –You must first create an account in order to use the service  Your collection of pictures on Flickr is called a photostream –Recently uploaded pictures are displayed first Chapter 4: Organizing Information14

Sharing and Tagging Photos on Flickr Chapter 4: Organizing Information15

Sharing and Tagging Photos on Flickr  Clicking on a photo displays that photo’s page Chapter 4: Organizing Information16

Sharing and Tagging Photos on Flickr  After uploading your photos, you can organize them into sets based on the location or event  You also can view all of your assigned tags as a tag cloud Chapter 4: Organizing Information17

Sharing and Tagging Photos on Flickr Chapter 4: Organizing Information18

Adding a Flickr Badge to your Blog Chapter 4: Organizing Information19

Syndicating Your Photos Using RSS Chapter 4: Organizing Information20

Setting Creative Commons Licenses Chapter 4: Organizing Information21

Adding Geotags  A geotag contains the latitude and longitude coordinates of where a photo was taken in order to plot it on a map Chapter 4: Organizing Information22

Social Bookmarking with Delicious  Web browsers use different terminology to refer to the collection of favorite Web sites –Favorites –Bookmarks  You can organize your favorites and bookmarks into folders Chapter 4: Organizing Information23

Social Bookmarking with Delicious Chapter 4: Organizing Information24

Sharing and Tagging Bookmarks with Delicious  Delicious provides a way to store your bookmarks online –Must have an account  You can share your bookmarks with others  Delicious measures the popularity of a particular Web page Chapter 4: Organizing Information25

Sharing and Tagging Bookmarks with Delicious Chapter 4: Organizing Information26

Interacting with Delicious Chapter 4: Organizing Information27

Saving a Bookmark Chapter 4: Organizing Information28

Saving a Bookmark  You can save others’ bookmarks into your collection  You can click on related tools to find other bookmarks that may be of interest Chapter 4: Organizing Information29

Searching for Bookmarks Chapter 4: Organizing Information30

Advanced Features of Delicious  Syndicating Bookmarks Using RSS Chapter 4: Organizing Information31

Advanced Features of Delicious  Sharing Bookmarks with Other Users Chapter 4: Organizing Information32

Advanced Features of Delicious  A linkroll displays the most recently added bookmarks on your blog or Web site  A tagroll displays your tags as a tag cloud  To display a linkroll or tagroll on your blog, copy and paste the HTML code for the linkroll or tagroll from the Delicious Web site into the HTML editor Chapter 4: Organizing Information33

Advanced Features of Delicious Chapter 4: Organizing Information34

Advanced Features of Delicious  Encouraging Users to Tag Your Content on Delicious Chapter 4: Organizing Information35

Summary  Tagging allows individuals to use keywords to describe digital information  Several Web sites allow users to organize digital content using tags –Flickr  Search engines and tag-based searches  Both Flickr and Delicious promote the use of tags to describe and organize content in ways that are personally relevant Chapter 4: Organizing Information36

Web 2.0: Concepts and Applications 4 Organizing Information Chapter 4 Complete