93% of the searches are answered in less than 5 seconds

Last updated on September 29th, 2017 at 02:40 pm

Data from April to June, 2011

  • 93% of the full-text searches performed on the Portuguese Web Archive were responded in less than 5 seconds.
  • 95% of the URL searches were answered in less than 5 seconds.
  • 73% of the user clicks are on the first page of results.
  • We wrote 72 000 lines of code to improve the original search system based on the Archive-access project.
  • Try our search!

Video about the Portuguese Web Archive

Last updated on September 29th, 2017 at 03:06 pm

The Portuguese Web Archive was presented at the Jornadas FCCN, on the 9th February, 2011.

The presentation focused on the following points:

  • Motivation for the Web archiving topic
  • Portuguese Web Archive project status report
  • Services available to the community

Find out more:

Usability in practice: we have published a video about our experience

Last updated on December 20th, 2019 at 05:44 pm

We share our experience with usability processes used to solve problems in the development of the Portuguese Web Archive.

The presentation focuses on the following points:

  • What is usability?
  • The Portuguese Web Archive
  • Usability problems and development iterations
  • Usability recommendations and user-centred design

Find out more:

Trends in the evolution of the Web: we have published a video about our study

Last updated on December 20th, 2019 at 05:49 pm

Talk about the evolution of Web characteristics, based on a scientific study performed by the Portuguese Web Archive.

The presentation focuses on the following points:

  • The Web
  • Web Archiving and crawlers
  • Web characteristics and its evolution within 5 years
  • The importance of the study on Web trends in the design of tools that process its data

Find out more:

Collection from 1996 to 2000 can now be searched

Last updated on September 29th, 2017 at 02:52 pm

A collection of contents from the .PT domain between 1996 and 2000, provided by the Internet Archive, has been successfully integrated in the Portuguese Web Archive.

Sample pages from the collection:

The Internet Archive is a nonprofit organization founded in 1996 and located in San Francisco. It was conceived as a library of the Internet and provides collections of digital content, including Web sites, music and books.

Scientific study characterizes search behaviour in a Web archive

Last updated on September 29th, 2017 at 03:01 pm

This research presents a search behaviour characterization of Web archive users. Detailed statistics about the users’ sessions, queries, terms and clicks were analised from search logs.

The paper Characterizing Search Behavior in Web Archives, by Miguel Costa and Mário J. Silva, was presented at Temporal Web Analytics Workshop 2011, in Hyderabad, India.

Collection provided by photojournalist has been successfully integrated

Last updated on October 27th, 2017 at 10:46 am

A collection of journalistic pieces written by Dinis Manuel Alves published on the Web between 1997 and 2003 was supplied by the author to the Portuguese Web Archive.

We are pleased to announce that this information has been successfully integrated and can now be searched using our experimental service.

Sample pages from the collection:

Dinis Manuel Alves is a journalist and researcher in the field of media and communication. He graduated in Law and in Journalism and has a Ph.D. in Communication Sciences – Media Speech from the University of Coimbra. He started in journalism in 1989 at TSF radio station and worked, among others, for Expresso newspaper, TVI TV station, and Grande Reportagem magazine.
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