手写识别-代替键盘和鼠标.ppt

handwriting recognition - replacing the keyboard and mouse presented by sue sydow lyons-decatur northeast high school neta 2005 session description penmanship is now the most important computer literacy skill! learn a new way to input information into computers. see how you can write on your desktop writing tablet just like you would write on a piece of paper. system requirements: pc or macintosh computer running windows 98, 2000, me, xp, or mac os 9, os 10.1.5 handwriting recognition tools, such as tablet pcs; personal digital assistants (pdas) and other handheld devices; and scanners. while touch keyboarding techniques remain a viable foundation for entering and manipulating text and data, other skills include composing, editing, enunciating, electronic handwriting, and scanning. educators must provide instruction on a variety of input technologies for successful academic, professional, and personal applications.” (www.speakings/news/art16.htm) the input technologies or “digitools” revolution nick keyboarding and handwriting may not be for everyone. we must provide alternatives! reduction in keyboarding is predicted by facts speech: 120-170 wpm 95% and above 6-18 hours handwriting: 20-30 wpm 95% and above 1-3 hours keying: 35-65 wpm 95% 180-270 hours plus constant review ppenmanship preading aloud clearly ppronunciation & enunciation new computer literacy skills policy statement 73: the policies commission also took a powerful position on the injury prevention issue with the following statement: “we believe that students must be made aware of the health benefits of an integrated approach to text and data input. research indicates that carpal tunnel syndrome and other repetitive strain injuries may be linked to occupations that require repetitive use of the hands (i.e., keyboarding and mouse operations). varying the use of computer-input technologies reduces the risk of repetitive motion injuries.“ please take the time to read the entire document. /news/art16.ht m are keyboard & mouse hazards to your children? michael rutter christa mcauliffe fellow for the record, one in four adult computer users will suffer from some form of rsi. with children, since young bodies are still growing, the number is greater. and the problem isnt gender friendly since females are three times as likely as males to have problems. apparently, there is a down side to technology. are keyboard & mouse hazards to your children? michael rutter christa mcauliffe fellow are your children at risk? millions are. currently, 21 million americans suffer from some form of repetitive stress injury (rsi) including carpal tunnel syndrome. what is especially troubling to health officials, however, is the ever-increasing injuries among children and teens. the culprit isnt lurking among the shadows. its likely sitting in plain sight. dont look further than the trusty keyboard and mouse on the nearest pc. preduce keystrokes and mouse clicks among healthy computer users by 50% while improving their overall productivity p15 principles of safer keyboarding instruction (/news) reduce injuries! handwriting digitools recommendations: n wacom graphire 3 intuos tablet pc toshiba acer compaq ibm viavoice naturallyspeaking version 8.0 ms office xp nifty fifty training capsules are available at ! free with dns licenses! digitools suggested textbooks working with the tablet tablet comes with a detachable pen stand and a printed underlay that can be seen through the transparent photo frame cover. appearance and features the graphire pen and mouse set consists of two basic elements: a graphics tablet that serves as your work area, and the graphire tools you use with the tablet. setting up your work area position your tablet, input tools, and keyboard so they are easily accessible without unnecessary reaching. your monitor should be positioned so you can view it comfortable with a minimum of eyestrain. maintain a good posture at all times. pressure-sensitive pen the pen is pressure- sensitive so you can control the amount of a software tools effect by varying how firmly you press the pen tip to the tablet. the pen is easy to use because every point on the tablet has a matching point on the screen. when you move your pen over the tablet the cursor moves in precisely the same way on the screen. where you touch your pen tip to the tablet is where you click. graphire pen the pen is cordless, battery less, and ergonomically designed. the pen is a pressure-sensitive freehand tool for image editing and creating natural- looking pen and brush strokes. holding the pen hold the graphire pen like you would a normal pen. make sure the duoswitch is in a convenient location where you can toggle it with your thumb or index finger, but not accidentally press the switch while drawing. you can tilt the pen in any way that feels most comfortable for drawing. click and double-clicking to click press the pen tip on the tablet or, tap the tablet once with the pen tip to double-click quickly tap the tablet twice with the pen tip or, press the upper side switch (preferred method) using the side switch the upper switch position is set to left double- click by default. the lower switch position is set for a right-click by default. use right-click to bring up application-specific or icon-specific menus. press the upper side switch to double-click. this is easier than tapping twice with the pen tip. proximity the pen is activated as soon as it enters proximity above the tablets active area. this allows you to position the screen cursor or use the side switch without touching the pen tip to the tablet. you can also trace a drawing or photograph as long as the pen tip remains within proximity height. pointing move the pen over the tablets active area to position the screen cursor. the pen defaults to pen mode (absolute positioning). the tablets active area is mapped to your computer screen. whenever the pen is placed on the tablet the cursor jumps to the corresponding point on the screen. this allows you to trace something you cannot do with a mouse. pointingcontinued pen mode, the tablets active area is a mapped representation of your computer screen where every point on the tablets active area corresponds to exactly one point on the display screen. wherever you place the pen on the tablet, the screen cursor will jump to the corresponding point on the screen. ths is the default setting for the pen and makes tracing possible. in mouse mode, (the default position for the cordless mouse), you move the cursor with a “pick up and roll” action similar to using a mouse. pointing is easier when you orient the tablet so the screen cursor follows the same direction as your hand movements over the tablet. dragging point to an object press the pen tip to the tablet and slide it across the tablet surface to select text, position the screen cursor at the beginning of a line of text, then drag the pen across the tablet until the text is highlighted. writing pad wacom pen built-in eraser most wacom pens feature a built-in pressure-sensitive eraser for easy fixes. erasing erasing is easy with the built-in eraser, just turn the pen over and erase. erasing is pressure-sensitive in many graphics applications including photoshop and painter. in other applications drag the eraser to select text or objects and lift the pen to delete. options the options menu is found at the top, left corner of the writing pad. on-screen keyboard symbol keyboard drawing with pressure control color, exposure, line width and opacity. draw smooth curves and gradual transitions with precise control. automatically enables pressure sensitivity in many graphic applications. the pen responds to the nuance and inflection of your hand movements, enabling you to create natural-looking pen and brush strokes. pressure sensitivity pressure sensitivity lets you control your software tools by changing how hard you press the pen tip to the tablet surface. using pressure-sensitivity you can dynamically control things like brush size, opacity, and more. care for your tools and tablet keep tools and tablet surface clean. dust and dirt particles can stick and cause wear to the tablet surface. regular cleaning with a soft, damp cloth will help prolong the life of your tablet surface and tools. use a very mild soap diluted with water. do not use volatile liquids. replacing the pen tip storage keep your tablet and tools in a clean, dry place and avoid extremes in temperature. room temperature is best. the tools and tablet are not made to come apart twisting the pen case can break the pen. taking apart the