Triton Isis - Manual (Page 11)

June 2004 Isis® Sonar User's Manual, Volume 1
8.2 D EPTH D ELAY AND D URATION .................................................................................... 120
8.3 O VERLAY ..................................................................................................................... 123
8.4 D OWNSAMPLE .............................................................................................................. 125
8.5 S PEED ........................................................................................................................... 130
8.6 H EADING ...................................................................................................................... 131
8.7 L AYBACK ..................................................................................................................... 131
8.7.1 Using the Layback Correction Dialog Box........................................................... 133
8.7.2 Positioning the Towfish Using Trackpoint............................................................ 141
8.8 B EARING TO P OINT ....................................................................................................... 143
8.9 M ARK E VENT ............................................................................................................... 144
8.10 S AVED R AW S ERIAL D ATA ......................................................................................... 144
CHAPTER 9 USING THE TOOLS MENU ..................................................................... 146
9.1 T ARGET ........................................................................................................................ 147
9.2 T ARGET S ETUP ............................................................................................................. 147
9.3 D IGITIZING L INES AND P OLYGONS ............................................................................... 149
9.3.1 Setting Up to Digitize Lines or Polygons.............................................................. 150
9.3.2 Providing a Description List Table....................................................................... 152
9.3.3Choosing a Tracking Method ................................................................................ 154
9.3.4
Tracking Points Manually .................................................................................... 155
9.3.5 Tracking Points Semi-Automatically ................................................................... 156
9.3.6 Tracking Points in Full Automatic Mode.............................................................. 157
9.3.7 Saving Tracked Points .......................................................................................... 158
9.4 C OVERAGE M AP AND M OSAIC ..................................................................................... 163
9.4.1‘New Method’ Full DelphMap Mosaicking ........................................................... 165
9.4.2‘Old Method’ Full DelphMap Mosaicking ............................................................ 168
9.4.3Preview Mosaic With Coverage Map .................................................................... 172
9.5 R EAL -T IME B ATHY P RO M AP ...................................................................................... 176
9.6 C OM P ORT T EST ........................................................................................................... 178
9.7 S PATIAL F ILTER ............................................................................................................ 178
9.7.1 Applying Standard Filters..................................................................................... 184
9.7.2 Creating and Applying Custom Filters ................................................................. 184
9.8 B EAM A NGLE , G RAZING A NGLE .................................................................................. 186
9.8.1 Overview............................................................................................................... 187
9.8.2 Beam Angle Compensation ................................................................................... 187
9.8.3 Grazing Angle Compensation ............................................................................... 188
9.8.4 Applying a Level of Operation to Get an Angle.................................................... 189
9.8.4.1 Working at the Basic Level of Compensation .............................................................. 191
9.8.4.2 Working at the Middle Level of Compensation............................................................ 192
9.8.4.3 Working at the Full Level of Compensation ................................................................. 193
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