10.8. Data Collection and Processing

Try these first

1. 1.

   What is the purpose of continuous data logging in hydrographic surveying?

   Hint

   Think about why it’s important to record data while moving.

2. 2.

   Why is data cleaning necessary?

   Hint

   Consider what could affect data integrity.

3. 3.

   What involves systematic recording of data while navigating?

   • Data Cleaning
   • Continuous Data Logging
   • Depth Corrections

   Hint

   Consider what happens during data collection.

4. 4.

   True or False: Nautical charts are only for use by submarines.

   • True
   • False

   Hint

   Consider who uses nautical charts.

5. 5.

   You are tasked with a hydrographic survey of a new harbor area. Describe the complete data collection and processing workflow you would follow, including how you would handle anomalies.

   Hint

   Refactor your answer by breaking it into steps: collection, cleaning, corrections, and output.

6. 6.

   An area surveyed shows significant noise in the data collected. List the steps you would take to address this problem during data processing.

   Hint

   Consider the importance of each step in maintaining data quality.