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Jarrar: Web 2.0 Data Mashups

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Lecture Notes by Mustafa Jarrar at Birzeit University, Palestine. ...

Lecture Notes by Mustafa Jarrar at Birzeit University, Palestine.
See the course webpage at: http://jarrar-courses.blogspot.com/2014/01/web-data-management.html
and http://www.jarrar.info
you may also watch this lecture at: http://www.youtube.com/watch?v=mrbvjAdhSHM

The lecture covers:
- Where Web 2.0 is going?
- Social Networking
- Web 2.0 Technologies

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Jarrar: Web 2.0 Data Mashups Jarrar: Web 2.0 Data Mashups Presentation Transcript

  • Mustafa Jarrar Lecture Notes, Web Data Management (MCOM7348) University of Birzeit, Palestine 1st Semester, 2013 Introduction to Web 2.0 Data Mashups Dr. Mustafa Jarrar University of Birzeit mjarrar@birzeit.edu www.jarrar.info Jarrar © 2013 1
  • Watch this lecture and download the slides from http://jarrar-courses.blogspot.com/2013/11/web-data-management.html Jarrar © 2013 2
  • From Web 1.0 to Web 2.0 Social Community, Collaboration, Sharing Jarrar © 2013 3
  • Where Web 2.0 is going? most Web 2.0 sites provide APIs Jarrar © 2013 4
  • Wikipedia edited in real-time by anyone (in 252 languages, millions of articles) written collaboratively by volunteers around the world. API Jarrar © 2013 5
  • A social network for sharing photos • 3,464 uploads in the last minute · • 160,129 things tagged with morning · • 2.3 million things geotagged this month In 2008 API Jarrar © 2013 6
  • Upload, View, and Share Videos (and tags...) API Jarrar © 2013 7
  • e-Buy and e-Sell Millions of items are listed, bought, sold, and discussed daily. API Jarrar © 2013 8
  • We know this! What is social? API Jarrar © 2013 9
  • Upcoimg.org A social event calendar website, uses iCalender, supports an open API for the submission of event descriptions. API Jarrar © 2013 10
  • Blog (Your Own Journal) Commentary, news, personal diaries... + comments/discussions (+106 million blogs, as of 2007) API Jarrar © 2013 11
  • Business/Professional Networking 16 million registered users (2007) 60 million registered users (2007) Social employability API Jarrar © 2013 12
  • Social Networking Find your friends, socialize, group, share/organize events, and more…(1.15 billion monthly users) API Jarrar © 2013 13
  • Web 2.0 Technologies Companies are competing in gathering content from people and offering this content back through APIs (i.e. structured data) Content syndication How can you deliver recent news to your users without forcing them to visit your website? à RSS, Atom Mashups How can you remix free content and make a new website? Web APIs (programmable web) How can make use of the free content inside my website? Jarrar © 2013 14
  • Content Syndication Millions of online publishers including newspapers, commercial web sites and blogs now publish their latest news headlines, product offers or blog postings in standard format news feed. A typical web feed logo Jarrar © 2013 15
  • Content Syndication The two main families of web syndication formats are RSS and Atom. Jarrar © 2013 16
  • Mashups / Programmable Web (The Puzzle of APIs) Jarrar © 2013 17
  • Mashups • A new type of web applications. • Combines data from more than one source into a single integrated tool. • Creating a new and distinct web service that was not originally provided by either source. • Content is typically sourced via an API* or a RSS Feed Let’s see some examples.. Jarrar © 2013 18
  • Mashups (Example) Ask500People.com Real-time mashup of votes from around the world Jarrar © 2013 19
  • Mashups (Example) Map of Forbes list of the top 100 most powerful and best paid celebrities. Pop-up windows for each includes related YouTube videos. Google Maps Yahoo Geocoding YouTube Jarrar © 2013 20
  • Mashups (Example) Pageflakes Custom homepage builder that uses Ajax to let a user layout and customize a page with relevant information. Includes pre-built modules for Flickr, YouTube, Amazon and hundreds of other popular sites. •  •  •  •  •  •  •  •  •  Jarrar © 2013 Amazon S3, AOL Video, Box, Clickatell, del.icio.us, FedEx, Flickr, Google + many others 21
  • Mashups (Example) ePartyGuide.com Yahoo! MapsYahoo! LocalFlickr- Jarrar © 2013 22
  • Mashups (Example) Combines Google maps with real-estate databases Google MapsReal-estate- Jarrar © 2013 23
  • Mashups (Example) A unified and comprehensive view of the current global state of infectious diseases and their effect on human and animal health Google NewsProMEDWorld Health OrganizationJarrar © 2013 24
  • Mashups (Example) A visually rich application that combines the Amazon API to show the relationship between movies, bands, actors, etc. Amazon APIYou TubeOthersJarrar © 2013 25
  • Be Innovative… (The Puzzle of APIs) Jarrar © 2013 26
  • Find popular APIs Jarrar © 2013 27
  • Find popular APIs here Also, How-To start a mashup Jarrar © 2013 28
  • (APIX + APIY = Money) … Be innovative to know x and y ;-) èSee the “Mashup Market” Jarrar © 2013 29
  • The Mashup Phenomena à From Web of Documents (Hypertext) into Web of Data In other words, The Web is becoming a Database, where a data source is seen as a table, and a mashup is seen a query over multiple tables/sources. è Data Web
  • Web 2.0 challenges Suppose you want to build a mashup: Build up your publications “publications webpage”, combining all data from all sources/APIs? •  How to link data items cross sources? •  How to answer structured queries (over different APIs) such as “Give me all people who works-at Birzeit and previously lived in Belgium”? •  How to know the meaning/type of data Items? Bessan is a person name, or a city name? è Linking data items cross sources, such that it becomes easy to integrate search, and retrieve (use RDF). Jarrar © 2013 31
  • From Web 2.0 to Web 3.0 Next lecture Jarrar © 2013 32