Skip to contents

Sample code shape with fully inflated swimbladder.

cod.Rd

Sample code shape with fully inflated swimbladder.

Usage

data(cod)

Format

A pre-generated SBF scatterer containing all information required for target strength modeling.

metadata

Relevant and identifying metadata (list).

model_parameters

Container for specified model parameters (list).

model

Model outputs and results (list).

body

List with:

  • rpos: Position matrix (x, yw, zU, zL; m).

  • sound_speed: Flesh sound speed (\(c_{body}\), m/s).

  • density: Flesh density (\(\rho_{body}\), kg/m\(^3\)).

  • theta: Orientation relative to transducer (\(\theta_{body}\), radians).

bladder

List with:

  • rpos: Position matrix (x, yw, zU, zL; m).

  • sound_speed: Flesh sound speed (\(c_{bladder}\), m/s).

  • density: Flesh density (\(\rho_{bladder}\), kg/m\(^3\)).

  • theta: Orientation relative to transducer (\(\theta_{bladder}\), radians).

shape_parameters

Named list with:

  • body: List with length (m), ncyl (int), theta_units (str), length_units (str).

  • bladder: List with length (m), ncyl (int), theta_units (str), length_units (str).