Northern Light Adds Link Popularity to Its Relevance Ranking Factors List

By Feldman, Susan | Information Today, December 1999 | Go to article overview

Northern Light Adds Link Popularity to Its Relevance Ranking Factors List


Feldman, Susan, Information Today


Quality is one of the most elusive elements that search engines must deliver. Web search engines in particular seek new methods for separating the best documents from the so-so and the misleading ones. Last week, Northern Light Technology, Inc. announced that it was adding link popularity to the list of factors it considers in producing a ranked list of results. Much like Google or Clever, Northern Light will note the links going to a site as an indicator of research value. This is similar to using a citation search as a method for determining which authors are most influential in a field.

Marc Krellenstein, the chief technology officer for Northern Light, was quick to point out that, unlike several search engines that appear to rely exclusively on link popularity to produce their top ranked hits, Northern Light is simply adding this factor as an additional indicator of value. Northern Light also uses the following measures (taken from the company's press release):

* Statistical measures such as query term frequency, inverse document, frequency of the term, and length of the document

* Document date

* Word context information such as whether or not the word or phrase queried occurs in the document title

* Document classification based on Northern Light's patented technology for automatically classifying the Web and organizing results into Custom Search Folders

* Natural-language analysis of the query, which analyzes the specific syntax and semantics of the user's query

Search engines add a weight for each of these sorts of measures then calculating the relevance ranking of each document. Documents that have more occurrences of the query terms, and more terms appearing close together or appearing in the title, as well as a more recent date, are given a higher ranking. …

The rest of this article is only available to active members of Questia

Already a member? Log in now.

Notes for this article

Add a new note
If you are trying to select text to create highlights or citations, remember that you must now click or tap on the first word, and then click or tap on the last word.
One moment ...
Default project is now your active project.
Project items
Notes
Cite this article

Cited article

Style
Citations are available only to our active members.
Buy instant access to cite pages or passages in MLA 8, MLA 7, APA and Chicago citation styles.

(Einhorn, 1992, p. 25)

(Einhorn 25)

(Einhorn 25)

1. Lois J. Einhorn, Abraham Lincoln, the Orator: Penetrating the Lincoln Legend (Westport, CT: Greenwood Press, 1992), 25, http://www.questia.com/read/27419298.

Note: primary sources have slightly different requirements for citation. Please see these guidelines for more information.

Cited article

Northern Light Adds Link Popularity to Its Relevance Ranking Factors List
Settings

Settings

Typeface
Text size Smaller Larger Reset View mode
Search within

Search within this article

Look up

Look up a word

  • Dictionary
  • Thesaurus
Please submit a word or phrase above.
Print this page

Print this page

Why can't I print more than one page at a time?

Help
Full screen
Items saved from this article
  • Highlights & Notes
  • Citations
Some of your highlights are legacy items.

Highlights saved before July 30, 2012 will not be displayed on their respective source pages.

You can easily re-create the highlights by opening the book page or article, selecting the text, and clicking “Highlight.”

matching results for page

    Questia reader help

    How to highlight and cite specific passages

    1. Click or tap the first word you want to select.
    2. Click or tap the last word you want to select, and you’ll see everything in between get selected.
    3. You’ll then get a menu of options like creating a highlight or a citation from that passage of text.

    OK, got it!

    Cited passage

    Style
    Citations are available only to our active members.
    Buy instant access to cite pages or passages in MLA 8, MLA 7, APA and Chicago citation styles.

    "Portraying himself as an honest, ordinary person helped Lincoln identify with his audiences." (Einhorn, 1992, p. 25).

    "Portraying himself as an honest, ordinary person helped Lincoln identify with his audiences." (Einhorn 25)

    "Portraying himself as an honest, ordinary person helped Lincoln identify with his audiences." (Einhorn 25)

    "Portraying himself as an honest, ordinary person helped Lincoln identify with his audiences."1

    1. Lois J. Einhorn, Abraham Lincoln, the Orator: Penetrating the Lincoln Legend (Westport, CT: Greenwood Press, 1992), 25, http://www.questia.com/read/27419298.

    Cited passage

    Thanks for trying Questia!

    Please continue trying out our research tools, but please note, full functionality is available only to our active members.

    Your work will be lost once you leave this Web page.

    Buy instant access to save your work.

    Already a member? Log in now.

    Search by... Author
    Show... All Results Primary Sources Peer-reviewed

    Oops!

    An unknown error has occurred. Please click the button below to reload the page. If the problem persists, please try again in a little while.