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Table of Figures
FIGURE 1: MONASH 3-D SHAPE MEASUREMENT SYSTEM
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FIGURE 2: CALIBRATION FRAME WITH TARGET POINTS
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FIGURE 3: ORIGINAL PLASTER CAST OF STUMP USED AS MODEL FOR CANVAS
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FIGURE 4: MODIFIED PLASTER CAST USED TO SIMULATE VOLUMETRIC CHANGE
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FIGURE 5: TOP VIEW OF CALIBRATION FRAME ON TURNTABLE
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FIGURE 6: STEP 1. CALCULATE THE INTERSECTION BETWEEN PRINCIPAL AXES 1, 2
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FIGURE 7: STEP 2,3. CALCULATE LINES A, B WHICH PASS THROUGH I 12
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FIGURE 8: STEP 4. REPEAT THE PROCESS FOR PRINCIPAL AXES 2, 3
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FIGURE 9: STEP 5. CALCULATE COR, THE INTERSECTION BETWEEN LINES B 1 AND B2 22
FIGURE 10: WEIGHTED AVERAGE
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FIGURE 11: INTERSECTING SPLINES
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FIGURE 12: CANVAS WITH LOADED DATA SET
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FIGURE 13: CANVAS WITH 6 LOADED DATA SETS
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FIGURE 14: CYLINDRICAL COORDINATE SYSTEM
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FIGURE 15: CARDINAL PATCH WITH CONTROL POINTS
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FIGURE 16: FLOW CHART OF CANVAS SUBDIVISION ALGORITHM
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FIGURE 17: SURFACE PATCH
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FIGURE 18: PROGRESS AFTER 5 ITERATIONS
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FIGURE 19: DATA SET SAMPLED WITH CARDINAL PATCHES
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FIGURE 20: CENTRE AT ORIGIN
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FIGURE 21: CENTRE NOT AT ORIGIN
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FIGURE 22: UNREGISTERED DATA SETS
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FIGURE 23: REGISTRATION STEP 1
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FIGURE 24: REGISTER STEP 2
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FIGURE 25: REGISTER STEP 3
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FIGURE 26: REGISTERED DATA SETS
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FIGURE 27: CROSS SECTION OF DATA SETS BEFORE REGISTRATION
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FIGURE 28: CROSS SECTION OF DATA SETS AFTER REGISTRATION
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FIGURE 29: MULTI CROSS SECTION OF DATA SETS AFTER REGISTRATION
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FIGURE 30: 3-D WIREFRAME VIEW OF STUMP DATA
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FIGURE 31: 3-D VIEW CONTROL
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FIGURE 32: CROSS SECTION VIEW OF STUMP DATA
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FIGURE 33: TOTAL CROSS SECTION AREA VERSUS Z-AXIS
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FIGURE 34: CROSS SECTION AREA FOR SPECIFIC SECTOR VERSUS Z-AXIS
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FIGURE 35: SQUARE AND DIAMOND SHAPED NEIGHBOURHOODS CARDINAL PATCHES 46
FIGURE 36: HYPOTHETICAL GRAPH OF REGISTRATION ERROR VS. POSITION ON Z-AXIS 47
FIGURE 37: POSSIBLE CONFIGURATION OF MEASUREMENT SYSTEM USING MIRRORS 54
FIGURE 38: POSSIBLE STRUCTURE TO SUPPORT PATIENT FOR STUMP MEASUREMENT 55
FIGURE 39: CANVAS SCREEN: SAMPLED DATA SET (000 DEGREES)
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FIGURE 40 CANVAS SCREEN: SAMPLED DATA SET (072 DEGREES)
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FIGURE 41: CANVAS SCREEN: SAMPLED DATA SET (144 DEGREES)
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