H3.2a Remotely Multispectral imagery and Explain and compare the methods that sensed water penetration in relation to enable to be determined from bathymetry wavelength wavelength together with optical Optical properties of sea water. properties of both the water and the Model based and empirical seabed. (I) inversion methods for determining bathymetry. Atmospheric corrections. Spatial resolution and accuracy in position and depth. Reflectance properties of the sea floor. H3.2b Satellite Missions and sensors Describe the principles and limitations of altimetry Products satellite altimetry products including topography and derived bathymetry (B) H3.2c Optical Color imagery and Describe geometrical properties of images methods of multispectral imagery. and principles of orthorectification. shoreline Reflectance of multispectral delineation imagery in relation to Explain how imagery can be used in wavelength and terrain planning survey operations and in characteristics. supporting hydrographic products. (I) Use of imagery in shoreline mapping and identification of Compare image based methods with those other topographic features. of LiDAR for shoreline delineation Uncertainty associated with map features derived from imagery. Geometrical properties of satellite images and aerial photographs H4: Survey Operations and Applications H4.1 Hydrographic survey projects
H3.2a Remotely sensed bathymetry (I) Multispectral imagery and water penetration in relation to wavelength Optical properties of sea water. Model based and empirical inversion methods for determining bathymetry. Atmospheric corrections. Spatial resolution and accuracy in position and depth. Reflectance properties of the sea floor. Explain and compare the methods that enable to be determined from wavelength together with optical properties of both the water and the seabed. H3.2b Satellite altimetry (B) Missions and sensors Products Describe the principles and limitations of satellite altimetry products including topography and derived bathymetry H3.2c Optical methods of shoreline delineation (I) Color imagery and multispectral imagery. Reflectance of multispectral imagery in relation to wavelength and terrain characteristics. Use of imagery in shoreline mapping and identification of other topographic features. Uncertainty associated with map features derived from imagery. Geometrical properties of satellite images and aerial photographs Describe geometrical properties of images and principles of orthorectification. Explain how imagery can be used in planning survey operations and in supporting hydrographic products. Compare image based methods with those of LiDAR for shoreline delineation H4: Survey Operations and Applications H4.1 Hydrographic survey projects
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