Feedback

What is ‘Feedback’?

Example of feedbackExample of feedback• An internationally known beer brewery

Four-week feedbackFour-week feedback

A letter ofConfirmation

A letter ofConfirmation

FeedbackFeedback 의 정의의 정의

Communication from the system to the user

Communication

Interaction

FeedbackSystem -> User

FeedbackFeedback 의 예시의 예시

• 소리 – 경고음 , 게임에서의 발소리• 아이콘 – 휴지통 , 익스플로러• 커서 – 모래시계 , 클릭시 손모양• 기타 등등

1.1. 내가 무슨 행동을 하는지 알려주는 것내가 무슨 행동을 하는지 알려주는 것2.2. 시스템이 무슨 행동을 하는지 알려주는 것시스템이 무슨 행동을 하는지 알려주는 것3.3. 시스템에 내 행동이 반영되었음을 알려주는 것시스템에 내 행동이 반영되었음을 알려주는 것

Good feedbackGood feedback

• 빠르고 정확한 정보를 제공

No feedbackNo feedback

• 무엇이 일어나는지 불확실

사용자가 상황을 잘못 이해할 수 있음

Bad feedbackBad feedback

• 전달하는 의미가 틀리거나 이중적인 경우

Sharpen? 삼각형 ?

About user modelsAbout user models

• 이상적인 user model

Designer’smodel =

FeedbackFeedback 의 중요성의 중요성

• UserUser 를 디자이너가 원하는 를 디자이너가 원하는 useruser 로 로 만듬만듬

Feedback

Feedback Feedback 의미 정리의미 정리

• System 이 user 에게 과정을 이야기해주는 것

• System 으로부터 user 로의 모든 communication

The user doesn’t know what you know,they only know what you tell them.

Feedback in new media

Contents

Feedback after

Feedback before

Feedback during

Feedback after

When the request is done the user should be made aware of this and of the results of their request.

Feedback after

Feedback before

The button to check the order should make it clear to the user that, by clicking on it they will not actually be placing their order, they will just be able to review their order prior to placing it.

Feedback before

Feedback during

It should make it clear what is happening,when it has started happening,how it is progressing andwhen it is expected to finish.

Feedback during

Designing Feedback

Interfaces that include the designer

Innocence of vision

Tell them what they need to know

Positive feedback

Things to tell the user

Interfaces that include the designer

Innocence of vision

Tell them what they need to know

Positive feedback

Things to tell the user

Interfaces that include the designer

Innocence of vision

Tell them what they need to know

Positive feedback

Things to tell the user

Interfaces that include the designer

Innocence of vision

Tell them what they need to know

Positive feedback

Things to tell the user

Interfaces that include the designer

Innocence of vision

Tell them what they need to know

Positive feedback

Things to tell the user

Interfaces that include the designer

Innocence of vision

Tell them what they need to know

Positive feedback

Things to tell the user

Things to tell the user

Tell the user… Information systems

Problems with Problems with FeedBackFeedBack

Feedback that is hiddenhidden

Feedback that is latelate

Too muchToo much Feedback

Feedback that is hiddenhidden

☻ The information is displayed in that window

even if the window has been iconized or shrunk down into the task bar.

☻ The Search screen are because of much clutter.

1. Search term fills

2. Another window generate

3. Feedback is hiddenhidden

Feedback that is latelate

☻ Even of a fraction of a second can have adverse effects on the smoothness

of the interaction.

☻ Clicking on a checkbox sometimes has a delay of a second or more before it is checked. (e-mail system Hotmail)

Too muchToo much feedback

☻ Drawbacks for the users who do know what is going on, and if you are overdoing

the feedback this will be most of the user group.

=> Try to choose the feedback

☻ At one point the operators were listening to more than one hundred separate audio alarms (domino)

Feedback12

Trust

DESIGN FOR NEW MEDIA

Trust

DESIGN FOR NEW MEDIA

• Another area where this emotional element plays a part is in the accuracy of the feedback.

• Sometimes the feedback will communicate something that the user do not know / already knows.• ‘It’s cold outside, isn’t it?’ • ‘Gosh, the server is running slowly, isn’t it?’

Trust

DESIGN FOR NEW MEDIA

• I once worked in an institute where the office computer had a problem with the internal clock.

• It was difficult to make the users trust the rest of the feedback that the system was giving when the first bit was so blatantly wrong.

Trust

DESIGN FOR NEW MEDIA

Trust

DESIGN FOR NEW MEDIA

• Feedback needs to be true and sensible according to the actions that the system has done. • Avoid situations like this:

• We have placed your order successfully and your order code is: Error 42 unable to place order.