Search vertically

What for?
Choose the area of the Web you want to search

Content-type search engines

Why?
Broad-based search tools cannot index everything
Information comes in a wide variety of formats

When?
Complementary to broad-based search engines

Looking for videos?
Google Video
Yahoo! Video
YouTube
DailyMotion

Looking for images?
Google Image Search
Yahoo! Image Search
Flickr for photos
Tip: use Cooliris

Looking for news?
Google News
Yahoo! News
Ask News
Reuters

Looking for contacts?
LinkedIn
Spock
Wink
pipl

Looking for documents?
SlideShare: presentations
Docstoc: Office, PDF, Open Office, Text documents
Use filetype: filter in broad-based search engines

Looking for shared bookmarks?
del.icio.us
Furl
Ma.gnolia

Looking for blogs or posts?
Google Blog Search
Ask Blog Search
Technorati
Blogpulse

A new trend: micro-blogging
Twitter Search
Social Mention

all in one place…

Access internal sources using KP
Contacts & experts
Shared documents
Internet bookmarks

Regional search engines

Why?
Index confined to local Web sites

When?
Searching for local information or sources

Where?
A good place to start:
www.searchengineguide.com/pages/Regional/
Try the regional: filter in Yahoo!
Advanced Search module of broad-based search
engines

Subject search engines
and databases

Why?
Most value to people interested in a specific field
Lots of them offer access to the Deep Web

When?
Searching for more specific information

A few examples
Scientific: ScienceDirect, Scitopia.org
Academic: Google Scholar
Finance: Google or Yahoo! Finance
Markets: Forrester

Where?
www.altsearchengines.com/category/verticals/
A good place to start though not categorized
Use keywords like ‘search’, ‘databases’, ‘search
engine’... preceded by a topical keyword
Browse directories like the Librarian’s Internet Index
Online College Blog
Interesting list of resources to access the Deep Web
though some are not up-to-date

Google Coop
Customizing your Search

What?
Build your very own custom search engines
Tell Google exactly where to look
Get relevant results only

See examples at
www.customsearchguide.com

Downsides of Coop
Some Websites remain un-accessible to crawlers
Your custom search engines are static

get dynamic

Try some inside
Knowledge Plaza

Indeed,
within Knowledge Plaza you can:
Build a collaborative index of Websites
Create on-the-fly search engines

To take part in this collaborative index
Import bookmarks from your browser
Use the Knowledge Plaza browser bookmarklet
Make results always more exhaustive and qualitative

To search vertically in Knowledge Plaza
Browse within the Plaza to locate a user or a
workspace and use it as a search engine
Jump to the Web module to get the full picture: select
a few tags, a particular user and/or a whole
workspace, and launch your query
Results are more reliable because of human selection

Jump to
www.knowledgeplaza.be