Library of Congress Catalog
One of the best sources to find out about all
books that are published in the U.S.
Libraries in the U.S
A listing of the main academic libraries in the
U.S., organized by regions.
WorldCat is the world's largest network of library content
and services. WorldCat libraries are dedicated to providing access to their
resources on the Web, where most people start their search for information.
The Library Index. This is an index of catalogs in over 18,000 libraries
throughout the world. Includes a list of libraries by catalog,
many of which offer web-based OPACs (On line Public Access Catalogues).
ACM Digital Library
A searchable database of ACM publications, with downloadable abstracts and
Glossary of imaging terms
A good source for topics of general knowledge.
Merriam-Webster Dictionary and Thesaurus of the English Language (includes audio
Dictionaries for two-way translations between dozens of languages and English.
Dictionary of Computing
A dictionary of computing terms hosted by the Imperial College Department of
A dictionary of Internet terms, including their history, description, and use.
An encyclopedia written collaboratively by its readers. Contains numerous
articles of interest to individuals with an interest in image processing.
Illuminating Engineering Society
of North America(IESNA)
The experts on illumination technologies.
IEEE History Center
A repository of on-line information preserving the legacy of electrical
engineering and computing.
The NIST Reference on
Units and Constants
The authoritative site on definitions and historical background of units and
Abbreviations for Scientific and Engineering Terms
Unit Measure Conversion
A set of comprehensive unit conversion tables.
Currency Symbols and Currency Exchange Rates
The symbols used to denote most major currencies, and the
exchange rates between them.
Hobo-Dyer Equal Area Projection Map of the World
This is a World map that uses equal areas so that you can compare the size of
different countries and continents.
The premiere guide to sites on mathematics and related
comprehensive mathematics encyclopedia intended for students, educators, math enthusiasts, and researchers.)
Handbook of Mathematical Formulas
The famous U.S. Department of Commerce's handbook edited by Abramowitz & Stegun.
A comprehensive resource of open math courses and
Universities of the World
link provides URLs for most of the universities in the world:
Processing Research Groups
Processing Groups: A Worldwide List
A list of most image processing
and computer vision groups throughout the world.
The following sites deal with patents, trademarks,
and other issues related to intellectual property.
U.S. Patent Office
Offices Around the World
(Contains indexes of world-wide patents and also the IBM patent database.)
lists current press releases, notices, and court decisions regarding patents and
other issues related to intellectual property. The link
www.FreePatentsOnline.com provides free
patent searches using a proprietary search engine. The link
has free downloads of US, European, and PCT patent applications as PDF
The "one stop"
for U.S. government information, linking on the order of 50 million pages across all
three branches of the federal government.
The gateway to
statistics from over 100 U.S. Federal agencies. This site also includes a
link to numerous agency online databases.
Dates and times in all the major cities of the world.
Registry of WWW Domain Extensions
Countries and Their Domain Extensions.
Registry List of Extensions.