E3 chap-02 mmmm

The Computer ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Interacting with computers ,[object Object],what goes in and out devices, paper, sensors, etc. what can it do? memory, processing, networks

A ‘typical’ computer system ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],?

How many … ,[object Object],[object Object],[object Object],are you thinking … … PC, laptop, PDA ??

How many computers … ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Interactivity? ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Richer interaction sensors and devices everywhere

text entry devices keyboards (QWERTY et al.) chord keyboards, phone pads handwriting, speech

Keyboards ,[object Object],[object Object],[object Object],[object Object]

layout – QWERTY ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

alternative keyboard layouts ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

special keyboards ,[object Object],[object Object],[object Object]

Chord keyboards ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

phone pad and T9 entry ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Handwriting recognition ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Speech recognition ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Numeric keypads ,[object Object],[object Object],[object Object],[object Object],[object Object],telephone calculator 4 5 6 7 8 9 * 0 # 1 2 3 4 5 6 1 2 3 0 . = 7 8 9

positioning, pointing and drawing mouse, touchpad trackballs, joysticks etc. touch screens, tablets eyegaze, cursors

the Mouse ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

the mouse (ctd) ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

How does it work? ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Even by foot … ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Touchpad ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Trackball and thumbwheels ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Joystick and keyboard nipple ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Touch-sensitive screen ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Stylus and light pen ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Digitizing tablet ,[object Object],[object Object],[object Object]

Eyegaze ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Cursor keys ,[object Object],[object Object],[object Object],[object Object]

Discrete positioning controls ,[object Object],[object Object],[object Object],[object Object]

display devices bitmap screens (CRT & LCD) large & situated displays digital paper

bitmap displays ,[object Object]

resolution and colour depth ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

anti-aliasing ,[object Object],[object Object],[object Object],[object Object],[object Object]

Cathode ray tube ,[object Object],[object Object]

Health hazards of CRT ! ,[object Object],[object Object],[object Object],[object Object],[object Object]

Health hints … ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Liquid crystal displays ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

special displays ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

large displays ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

situated displays ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

[object Object],[object Object],[object Object],Hermes a situated display small displays beside office doors handwritten notes left using stylus office owner reads notes using web interface

Digital paper ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],appearance cross section

virtual reality and 3D interaction positioning in 3D space moving and grasping seeing 3D (helmets and caves)

positioning in 3D space ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

pitch, yaw and roll pitch yaw roll

3D displays ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],also see extra slides on 3D vision

VR headsets ,[object Object],[object Object],[object Object]

VR motion sickness ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

simulators and VR caves ,[object Object],[object Object],[object Object],[object Object],[object Object]

physical controls, sensors etc. special displays and gauges sound, touch, feel, smell physical controls environmental and bio-sensing

dedicated displays ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Sounds ,[object Object],[object Object],[object Object],[object Object]

Touch, feel, smell ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

BMW iDrive ,[object Object],[object Object],[object Object],[object Object]

physical controls ,[object Object],[object Object],large buttons clear dials tiny buttons multi-function control easy-clean smooth buttons

Environment and bio-sensing ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

paper: printing and scanning print technology fonts, page description, WYSIWYG scanning, OCR

Printing ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Types of dot-based printers ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Printing in the workplace ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Fonts ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Fonts (ctd) ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Readability of text ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Page Description Languages ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Screen and page ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Scanners ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Scanners (ctd) ,[object Object],[object Object],[object Object],[object Object]

Optical character recognition ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Paper-based interaction ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

memory short term and long term speed, capacity, compression formats, access

Short-term Memory - RAM ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Long-term Memory - disks ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Blurring boundaries ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

speed and capacity ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

virtual memory ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Compression ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Storage formats - text ,[object Object],[object Object],[object Object],[object Object],[object Object]

Storage formats - media ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

methods of access ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

processing and networks finite speed (but also Moore’s law) limits of interaction networked computing

Finite processing speed ,[object Object],[object Object],[object Object],[object Object],[object Object]

Moore’s law ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],/e3/online/moores-law/

the myth of the infinitely fast machine ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Limitations on interactive performance ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Networked computing ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

The internet ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

E3 chap-02 mmmm

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E3 chap-02 mmmm