Triton BathyPro Manual do Utilizador

Using BathyPro™ User’s Manual Software documentation through v1.6 June 2004

FIGURE 1. Typical listing of TEI software installation folders TEI software is compatible with Windows NT 4.0, Windows 2000, and Windows XP. The fo

The system does some processing and displays the message Project initialization Successful in the right-hand window. 3. Click on Project Settings →

Bathymetry processing (optional) Select sonar settings for beam quality, slant range and swath angle, depth filter and gradient filter. Attitude pro

6. Click OK in the Select processing dialog box. 7. From BathyPro’s main menu, choose Patch Test →Roll, Pitch, Yaw, Latency with Multibeam Data. The

Figure 57. Example of a roll test completed during a patch test 11. In the Patch Test dialog box: a. Click the Patch Area button, then use your tr

c. After the first iteration, narrow the range and decrease the step to get finer resolution of offsets. 12. The effect of the computed offset valu

Figure 58. Location of updated fields in Boat Geometry dialog box after completing a Patch Test A log should be kept when collecting data for the pa

TABLE 5. Patch test results, cumulatively tracked over time Time File Name Heading Speed Patch Test Segment Run Number Comments 1345 198-1345 3

The system computes a hyperbola from the paired contact and XTF files. From this, the system builds a record of numerical latency from the set of gen

If a contact file already has the same primary name as the XTF file and the CON/XTF pair reside in the same directory, the system properly pairs them

the main output Figure 60. Example of a finished latency test for 8 CON/XTF pairs As each pair of CON/XTF files is processed, the latency number gai

• Please exit from all other applications before running any of the installation programs. • You will not be able to complete the installation on a

should be “reasonable” in the sense that it should be small enough to be believable. As a rule of thumb, if you get a number larger than, say, 5000 m

To change detection settings 1. Click Detection Settings in the Geometry and Detection Settings dialog box. The system displays the Detection Setting

To change geometry settings 1. Click Geometry Settings in the Geometry and Detection Settings dialog box. The system displays the Boat Geometric sett

• To remove the software, use the Add/Remove Programs utility in the Windows Control Panel collection of utilities. • The installations make two ch

Problem: When you try to connect to a serial port in DelphSeismic or DelphMap, you may receive this message: “Serialdll.dll was previously loaded fr

Chrutlw.dll Importxt.dll ObjectToBdd.dll TeiGUIExt.dll CMGBase.dll LinearFeature.dll Palette.dll TEImpxmap.dll D24Param.dll lxtools.dll patcht

of either the signal window or the pipe display in the Isis pipetracking module. Solution: This problem can occur with certain “high-end” hardware

What BathyPro Does The purpose of BathyPro is to process, either interactively or in batch mode, single beam and multibeam data, resulting in output

The Paths for Processing Single-Beam Data Single-beam data also can be processed in automatic (batch) mode or in interactive mode. In the automatic

The DTM model is a grid of square cells. A unique depth value is assigned to each cell. This value is computed from all the beams falling in that cel

Chapter 2: Working with Attitude Editor BathyPro comes with a stand-alone utility called Attitude Editor. Attitude Editor is one of two such utilitie

Copyright Notice This software is copyrighted and licensed for use on one computer per copy. Triton Elics International grants permission to the purch

Figure 2. Typical preliminary Attitude Editor dialog box Setting Parameters in the Attitude Editor Dialog Box After the Attitude Editor program is r

3. In the manner of steps 1 and 2, continue to add XTF files until your list is complete. The Set Processing Parameters button becomes ungrayed as s

Figure 4. Initial Processing Attitude dialog box Interpreting the Processing Attitude Display In the Processing Attitude dialog box (Figure 4), all

bottom of the screen there is an action area of buttons for making any attitude corrections you may feel are necessary. To enhance or suppress a par

• If you click the Pause button, processing pauses, the button now says Continue, and activity in the display is suspended until you click Continue.

Chapter 3: Working with Bathymetry Editor BathyPro comes with a stand-alone utility called Bathy Editor. Bathy Editor is one of two such utilities t

Figure 5. Typical initial Bathymetry Editor dialog box Setting Bathymetry Editor’s Parameters After the Bathymetry Editor program is running, you ca

Do not have your working directory be the same as the directory holding your original XTF file(s). In the course of processing, any file modi

When you click Set Processing Parameters, the system displays the Bathymetry Correction Settings dialog box. Figure 7 shows an example of this dialog

from the vertical, will be omitted from processing. Note that this implies that the beams are being corrected using the motion sensor. • Suppress B

Safety Precautions Please adhere to the hardware and software precautions mentioned below. In addition, observe all safety precautions mentioned in

or Stop. Figure 9 shows an example of Bathymetry Editor in the middle of processing a file. June 2004 BathyPro User’s Manual 30

Figure 9. Typical display of nearly processed bathymetry data Interpreting Displayed Processing of Bathy Data Processing of your XTF file is initiate

Legend Area This area is located to the left of the display area and shows the notation used to represent the qualitative value (Bad quality, Low qua

Deciding What to Process If a solid white circle or square appears in any of the five displayed swaths during processing, the program is telling you

Chapter 4: Making a DTM with BathyPro What BathyPro Does The purpose of BathyPro is to process single-beam and multibeam data, resulting in an output

Figure 10. Initial BathyPro Display The order of processing follows the order of the main menu items as they are laid out from left to right in the a

Figure 11. List of available file types to add in Project Files The kind of processing available will be determined by the type of file you choose h

Add XTF files (Single Beam fromSideScan Data) processing of bathy data derived from a sidescan sonar system wherein the total water depth is derived

Figure 12. ASCII file importation setup dialog box, with data The top half of the dialog box is a look at the first 20 lines of the raw data collect

As you click a different “item #n” entry, the contents of the Position, Description, and Unit boxes change to match the highlighted item. If there ar

SOFTWARE LICENSE AGREEMENT By opening this package, you agree to be bound by the terms of this Agreement, which include the software license and the l

If you choose to skip over a usable variable in your raw data window, that’s OK — just be sure to account for the skipped variable’s position and num

Notice the Process All choice in the lower left area of the dialog box in Figure 13. If all data from the line is to be processed, put a check mark i

• On the numeric keypad, press the slash key (/) if you want to contract everything in the list. • Select the project name or file name and press t

Figure 15. Typical Map and Projection settings dialog box The coordinate input for Figure 15 is in Northing and Easting. Data can also be in geog

This dialog box shows the boundaries of the area, the coordinates of the northwest corner of the area, and the grid resolution. If necessary, you ca

The system displays the Test Projection Settings dialog box (Figure 16). e. In the Latitude and Longitude text boxes of the Test Projection Settings

Figure 16. Test Projection Settings dialog box with sample values June 2004 BathyPro User’s Manual 46 Increasing the resolution increases

Figure 17. Typical Input Projection settings dialog box h. In the Map and Projection settings dialog box, if you clicked Change and selected a pr

Figure 18. UTM zone and hemisphere dialog box The type of dialog box that appears after you choose a projection type will display settings choices a

Figure 19. Datum choices after selecting a typical projection i. Click Finish to accept or change your projection settings. j. Inspect the Output Pr

LIMITED WARRANTY TRITON ELICS warrants that (a) the SOFTWARE will perform substantially in accordance with the accompanying written materials for a p

1. In the Select Datum dialog box shown in Figure 19, highlight (select) User-Defined Datum. The text boxes (right column) shown in Figure 19 becom

a is the semi-major axis, and where b is the semi-minor axis. The relationship can be described as shown in this equation. f = (a-b) / a Units

Figure 21. Boat Geometric settings dialog box Note that if the Set Default Values (from XTF Header File) box is checked, then the offsets will be r

2. Inspect the values stated in the dialog box to confirm that they are the same as shown in your notes. If they’re not, type the values in the boxe

are included in BathyPro), you can do so from the Select Processings dialog box (Figure 24). If the data already has been processed using Attitude Ed

Figure 23. Transducer Selection (from Select processings dialog) 3. Choose one of the three head choices and click OK to select the transducer and

Figure 24. Select processings dialog box (for XTF multibeam file) Any additional parameters you select while you are in the Select processings dialo

Selecting Raw Data Processings Parameters Raw data processing parameters are used with many BathyPro sessions. These parameters appear at the top of

The process is repeated for each group of three points until the end of the line. If the smoothing factor is increased, let’s say, to 4, then the pro

Figure 26. Navigation Processings Settings dialog box TABLE 2. Navigation Processings Settings parameters Parameter Parameter Meanings XY posit

Preface This book is intended for users who wish to use the BathyPro™ application program from Triton Elics to process XTF data. How this book is Orga

Heading You choose a Heading setting depending on whether you wishto use the Ship Gyro, the Sensor, or the CMG (course made good) values from the XTF

Figure 27. Attitude Correction Settings dialog box In order to make useful entries here, the user needs to know something about the conditions that

• Suppress Beam using Angle from vertical — Put a check mark next to this parameter if you want to specify which beams, based on their angles from t

Figure 28. Bathymetry Correction Settings dialog box Selecting Soundings Processing Parameters Soundings parameters are grouped in the Soundings Pro

Gridding Soundings Clicking the Settings… button to this parameter leads to the Settings Geoencoding Type and File name dialog box (Figure 29). Fi

If you choose a file name that already exists, the new data will be merged into the existing file if the projection and encoding type match. To

choose which units to express the Z value (in meters, US Survey Feet, Feet, Inches, or Fathoms). The saved file can be either in DXF or TXT format. S

Store Hardware Bad Soundings Clicking on Settings… in the Select processings dialog for this parameter leads to a Generate Soundings File dialog box

Tide Correction Clicking the Settings… button to this parameter leads to the Tide editor dialog box (Figure 33). It gives you a way to enter a table

2. Enter a Tide height (in meters) in the top, right-hand box. 3. Click Next to continue entering tide data pairs, if more pairs are desired. The sy

PREFACE...6 HOW THIS BOOK IS ORG

Figure 34. Sample speed entries in Properties for speed of sound Speed correction values can be specified either manually or from an ASCII file. If

TABLE 4. SPD speed correction file format Depth (meters) Speed of Sound (meters/second) 10.000000 1500.000000 20.000000 1510.000000 30.000000 1520.

Figure 35. Grid processings dialog box (for DDS_VIF Grid files) If you have enabled Gridding Soundings in the Select Processing dialog box, BathyP

Figure 36. Fill Filter Settings dialog box In this dialog box you have four entities you can influence here: • Median Filter — A median filter req

Smooth Filter Clicking the Settings… button to this parameter leads to the Smooth Filter Settings dialog box (Figure 37). The effect of this process

Isocurves Extraction Clicking the Settings… button to this parameter leads to the Isocurves settings dialog box (Figure 38). This dialog box allows

• Processing Settings — You can select the isocurve interval and the maximum number of curves between two curves. The latter parameter prevents unre

Saving to each (or all) of those file types is not automatic; you have to specify parameters for processing, with corresponding file names to hold t

BathyPro processes your XTF file(s). 2. From the main menu, choose Project → Save. BathyPro saves your project file having the same file name as yo

Figure 41. Settings Volume Computation Parameters dialog box The Select buttons for Primary Surface Image and Secondary Surface Image shown in the d

SELECTING A TRANSDUCER HEAD...54 SELECTING RAW DATA PROCESSINGS PARAMETERS

BathyPro computes the volume. As it does so, status messages appear in the main status window of the application (Figure 43) and also in a separate c

Figure 43. Volume successfully computed sample status 6. Dismiss the Volume Computation Results window by clicking OK at the bottom or the X in th

Chapter 5: Real Time BathyPro Real-time BathyPro is a software module that generates a digital terrain mosaic (DTM) “on the fly” from multibeam bath

Figure 44. Bathypro Real Time dialog box — initial display In the Bathypro Real Time dialog box you need to specify the settings you want your DTM t

your current imagery file with the DTM (or have the program output the DTM to a new file). To specify DTM settings 1. In the Bathypro Real Time dia

Figure 46. Select geoencoded image output file name dialog box 4. Specify your DDS_VIF file name to contain the DTM and click Save. The system r

Figure 47. Typical map and projection settings 2. In the North-West Origin in Input Projection Coordinate Units portion of the “Map and Projection

3. In the North-West Origin in Input Projection Coordinate Units portion of the “Map and Projection settings” dialog box, specify valid latitude and

Figure 49. Datum selected for output projection The system returns focus to the “Bathypro Real Time” dialog box. 6. In the “Bathypro Real Time” dia

7. If you had paused the playback in Isis prior to clicking START, unpause the playback in Isis so that DelphMap can render the image. 8. If you ar

Chapter 1: Getting Started With BathyProTMSoftware Installation Notes Triton Elics International software typically is distributed on CD to TEI’s cu

CHAPTER 6: Processing Single-Beam Data Unlike the earlier chapters in this book which dealt with processing multibeam data in BathyPro, this chapter

2. Right-click on the Project Files folder and select Add XTF files (Auxiliary Channel)… from the drop-down menu. 3. Browse to the folder containin

Adding to TIN model data from: d:\cogc\ogccsamp.xtf 36 beams have been stored Beginning Convert TIN Model To DTM DTM successfully creat

Figure 51. Single Beam Edit program dialog box 2. Click File → Load and browse to get the file containing the data. The file opens in the top window

variation value, right-click on the file name, and click Edit. The new settings will be reflected in the blue lines. 8. Moving your pointer along th

or position. Accurate values are critical in order to process multibeam data correctly. To confirm alignment of the IMU sensor with the sonar transdu

Figure 52. Typical offsets for navigation receptors on a vessel Prior to system calibration, all sensors will need to be accurately measured from a

needed, you have an option to use the default values from Isis (from the XTF file) or to enter new values in the *.GEO file of BathyPro. Consider the

Figure 53. Two ways of visualizing Patch Test lines to be done To do the roll test (per Figure 53) • In a flat, deep section of the Patch Test ar

Implementing Your Test Approach After you have acquired the data over your Patch Test area, you are ready to use the BathyPro Patch Test tool. The Pa