August 2007
Beginner
416 pages
12h 16m
English
Content preview from Designing Web NavigationBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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VISUALIZING NAVIGATION
Beyond traditional tabs, bars, and menus lies a category of mechanisms that use information visualization.
The standard definition of information visualization is: "The use of computer-supported, interactive, visual representations of abstract data to amplify cognition."[50] The common vision in this field is to represent information in spatial or visual relationships to make complex data sets clear and understandable. More importantly, these representations are interactive. Information visualization is about manipulating and navigating information, not just about how it is displayed.
Information visualization doesn't aim to replace textual displays of information. Visual representations and plain text complement each other. For instance, text doesn't scale up well. Displaying thousands of items as text can't be done on a single computer screen. Information visualization techniques, on the other hand, provide views into information on different levels. Patterns of millions of items can be shown in a chart or graph of some kind. People can then zoom in or out for more or less detail.
Visualization mechanisms tend to have limited use and should be reserved for special situations. General web users may not be accustomed to them. But, as research in information visualization mechanisms continues, their application may become more widespread. Three common mechanisms are star trees, visual thesauri, and visual clusters.
STAR TREES
Also called a radial tree layout, a ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.