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2 . Trackpoint: Knee bars and race cars • Stewart Card / Tom Moran Human Computer Interaction 1983 • Knee bar better than mouse for novices ? Mouse takes 1.7 seconds to grab • Joysticks have always had over-shoot problems people want to drive a Ferrari .. but they crash it • TrackPoint ; 10 years of human factors work ergonomic, ambidextrous device • Matching human visual and motor abilities
3 . TrackPointIII • Grippy Top – Consistent grippiness • Drag Buttons – Aids to fine pixel manipulation – Aid to people with Special needs • Negative Inertia – more precise – faster getting to object
4 .• PlacementTowards a Behavioral Motor Match • Eye Tracking • Wiggly Fingers • Going Fast • Movement Feedback • Grippiness • Mouse Lockout Select and Type
5 .In Keyboard Pointing Remote Controls Finger Control Everywhere! Air Traffic Control Surgical Instruments TrackPoint Sightless Pointing Prosthetics pointing Steering Two Handed Industrial Controllers Arcade Games In Mouse Scrolled
6 .Pointing everywhere
7 . Towards a Behavioral Motor Match • Placement • Eye Tracking • Wiggly Fingers • Going Fast • Movement Feedback • Gripiness • Mouse Lockout Select and Type Sensors:2d 3d, linear, eye motion…
8 .Stable hands point better
9 .Buttons mater too.
11 .Why one?
15 . User System Ergonomic Research IBM Almaden Research Center San Jose California Physical, Graphical, & Cognitive Human Computer Interface
16 .So many thing
17 . Scrolling.... Does another input help? great 3 very good 2 good 1 OK 0 poor -1 very poor -2 terrible -3 Mouse WheelMouse JSMouse 2hand
18 .Invention HCI: Who Does What Design White papers Moch ups • We must do enough... User testing – technologies and methods Users Prototyping – meet,know and be thy user Manufacturing Splash Differentiability Sales Returns Market acceptance Market size Warranty problems Recall problems Profitability Extensibility Follow ons
19 . Desktop: was a place to concentrate • Organize • Bring Things Together • Communication is Relationship
20 .Placement, pressure, ergonomics, …