User-centered design involves simplifying the structure of tasks, making things visible, getting the mapping right, exploiting the powers of constraint, designing for error, explaining affordances and seven stages of action.

* User-centered design

* User-centered design

User-centered design can be characterized as a multi-stage problem solving process that not only requires designers to analyse and foresee how users are likely to use a product, but also to test the validity of their assumptions with regards to user behaviour in real world tests with actual users.

* User-centered design

There is a very significant differentiation between user-design and User-centered design in that there is an emancipatory theoretical foundation, and a systems theory bedrock ( Ivanov, 1972, 1995 ), on which user-design is founded.

* User-centered design

User-centered design is critical.

* User-centered design

# REDIRECT User-centered design

# REDIRECT User-centered design

* User-centered design

# Redirect User-centered design

* User-centered design

User-centered design and error-tolerant design are just two of many terms used to describe efforts to make technology better suited to operation by humans.

* User-centered design

Ergonomic, User-centered design

* WG 13. 2-Methodology for User-centered System Design

On her bureau lay a small, brass ornament of simple design and faded engraving -- an object which, Pamela believed now, had been the property of her great-grandfather, Major Hiram Munroe Culver.

Rather than putting their trust in ephemeral sensations they seek form in the stable relationships of pure design, which symbolize an order more real than the disorder of the perceptual world.

The design is determined emotionally: `` I must reach into myself for the spring that will send me catapulting recklessly into the chaos of event with which the dance confronts me ''.

For a particularly fabulous room which houses a collection of fine English Chippendale furniture, fabric wall panels were embroidered with a typically Chinese-inspired design of this revered Eighteenth Century period.

There was only one way to accomplish this: by design, by drawing diagrams and sketches in which he probed the remotest corner of his mind for creative ideas to carry his concept.

Michelangelo hurried to Sangallo's solitary bachelor room with his sketches, asked the architect to design a stand which would simulate the seated Madonna.

Bicycle gear-sets he had once used as the basis of the design for the Camden Cycly Company plant hung on a rope in one corner, and over his desk, next to several old and dusty hats, was a clean pair of roller skates which he occasionally used up and down in front of his house.

The latest versions of the famous Savage Model 99 are the 99 Featherweight ( about $125 ) and the 99 Deluxe ( under $135 ), which have a top-tang safety and improved trigger design.

And like this English master, Mason realizes his subjects in large, simplified masses which, though they seem effortless, are in reality the result of skilled design born of hard work and a thorough distillation of the natural form that inspired them.

Like many others, he had to work hard, long hours in a struggling family business which, though it was allied to art of a kind -- the design and production of engraved seals -- bore no relation to the painting of pictures.

First I make preliminary watercolor sketches in quarter scale ( approximately Af inches ) in which I pay particular attention to the design principles of three simple values -- the lightest light, the middle tone, and the darkest dark -- by reducing the forms of my subject to these large patterns.

They offer exceptional design freedom, making it possible to incorporate contours and details which give free range to the talents of the designer.

They also give information which will aid in the design of a more satisfactory instrument for the measurement of the normal pressures.

As a result, many people have been confirmed in their conviction that orthography design is not an activity to which experts can contribute anything but confusion.

The tube design which forms the basis of the theoretical discussion shall be described now.

The process in which the outcome of any one stage is known only statistically is also of interest, although for chemical reactor design it is not as important as the deterministic process.

These two, Heritage and Drexel, chose too not to produce the exactly matching design for every piece, but a collection of correlated designs, each of which could stand alone.

They were works of devotional contemplation in which the musical design corresponded to literary ideas, conceived visually.

A key problem in the design of good algorithms for this problem is that formulas for the variance may involve sums of squares, which can lead to numerical instability as well as to arithmetic overflow when dealing with large values.

Architecture is a profession in which technical knowledge, management, and an understanding of business are as important as design.

In October 2010, John Graham-Cumming started a campaign to raise funds by " public subscription " to enable serious historical and academic study of Babbage's plans, with a view to then build and test a fully working virtual design which will then in turn enable construction of the physical Analytical Engine.

Free exhibitions often are held on the first floor, which also provides some opportunity to see the interior design.

The novelty of the design lay in the means by which it could be broken down into three pieces for stowage.

* The Spade is a French design which has proved successful since 1996.

It is noteworthy that Socrates ( Plato, Phaedo, 98 B ) accuses Anaxagoras of failing to differentiate between nous and psyche, while Aristotle ( Metaphysics, Book I ) objects that his nous is merely a deus ex machina to which he refuses to attribute design and knowledge.