The Acquisitions package describes individual data acquisitions (e.g. today's measurements). -- Name -- Observed Characteristics -- Definition -- A group of observed characteristics #NOTES -- Name -- characteristic observed -- Definition -- A reference to a characteristic in the ESPAS domain ontology. -- Name -- Data Product Set -- Definition -- A group of one or more data products. -- Name -- Data File -- Definition -- A file containing data (e.g. an ascii or binary file). -- Name -- Sampling feature -- Definition -- The spatial sampling feature e.g. a point, or a bounding box. -- Name -- spatial location -- Definition -- The spatial location where sampling takes place. -- Name -- Acquisition -- Definition -- The act of acquiring data. (An implementation of ISO 19156 Observation) -- Name -- espasID -- Definition -- The espas identifier -- Name -- acquisition Time -- Definition -- The acquisitionTime is the time instant or time period at which the acquisisition was made. (It is an implementation of ISO 19156 O&M phenomenonTime). -- Name -- Annoation -- Definition -- An annotation or note. -- Name -- Image -- Definition -- A data product that is an image. -- Name -- Data Product -- Definition -- The base class for types of data carrying products e.g. images, data files etc. -- Name -- title -- Definition -- A human readable title -- Name -- link -- Definition -- A URL which resolves to a download of the data product. -- Name -- media type -- Definition -- The media type of the data product (e.g. image/png). (media types were formally called MIME types by the W3C). -- Name -- checksum -- Definition -- A checksum that can be used to validate the integrity of the downloaded data product. -- Name -- Region of Space -- Definition -- A group of space regions. -- Name -- named region -- Definition -- A reference to a named region in the ontology.