Here is a list of all documented namespace members with links to the namespaces they belong to:

• ActivityFunction : herald::engine
• Data : herald::datatype
• distance() : herald::analysis::sampling
• FeatureTag : herald::engine
• Prerequisite : herald::engine
• PrioritisedPrerequisite : herald::engine
• Priority : herald::engine
• SampledID : herald::analysis::sampling
• SensorState : herald::datatype
• SensorType : herald::datatype