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In theory, a mobile Internet search engine offers a similar service to a regular
Internet Web search. A user types a phrase, and the search engine should
return a list of relevant pages as quickly as it can.
On the mobile Internet, however, getting this process right isn’t without its
challenges, for both the search engine and the user!
The made-for-mobile Internet is a little different from the regular Internet
Web, and some of those differences make events somewhat surprising.
Here are some key examples:
- Mobile Web pages aren’t as large as their cousins on the regular Web,
so they don’t contain as many words to be indexed. Ensuring that the
pages are relevant to what you, the user, want to find is a little more
difficult.
- The mobile Web is less “linked” than the regular Web. Because mobile
Web pages have precious little space for a screen display, they don’t
waste it on links to other sites, and focus instead on their primary content.
That concept works well — until a Web search engine, which is
accustomed to being able to judge the quality of sites based on incoming
links, tries to figure out whether it’s important.
- Mobile search is for mobile users. When you’re searching for something
on the regular Web, you’re probably sitting at a desktop computer with a
decent-size screen, and you’re rarely in a hurry to go anywhere.
But the mobile Internet is, by definition, a medium designed to be used
by humans on the move! Mobile device keyboards make typing keyword
searches difficult in the first place; users don’t necessarily have the time
and patience to skim page after page of less relevant results. And location
is important: Users very often want results that are relevant to their
whereabouts.
- The mobile Web is, in many parts of the world, just emerging from
wireless carrier portals (or walled gardens). Users ought to be allowed
to search for content both on and off those mobile Internet portals, and
even then, made-for-mobile content doesn’t yet exist for many topics.
To address this situation, some mobile Internet search engines provide a
transcoding service to collapse full, desktop-style Internet Web pages into a
sort of mobile-readable format. Although this solution doesn’t always provide
a particularly good experience for mobile users, it might be better than
nothing. A collapsed Web page might still contain the material you’re looking
for, in the absence of a dedicated mobile Internet page on that topic.
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