@@ -563,18 +563,18 @@ \subsubsection{Data Description}
563563\paragraph {processing\_ level }
564564
565565The processing\_ level parameter is intended to provide the user with
566- a quick evaluation of data readiness level. When the original dataset
566+ a quick evaluation of data readiness level. When the original data collection
567567uses a specific encoding of processing levels, this one should be used
568568to meet the expectations of historical users; e.g., a service deriving
569569from a telescopic archive will preferably use the processing levels
570- from this archive. When no practice exists for a dataset , EPN-TAP uses
570+ from this archive. When no practice exists for a data collection , EPN-TAP uses
571571a simplified version of CODMAC / PDS3 levels as described below.
572572
573573Several classifications are in use in different contexts, as summarized
574574in the table below. EPNCore uses the CODMAC / PDS3 levels but removes
575575the intermediate calibration levels; this is equivalent to using the
576576simplified PDS4 levels and maintaining a separate level for ancillary
577- data. `` Partially calibrated'' datasets are in general considered as not
577+ data. `` Partially calibrated'' data collections are in general considered as not
578578calibrated, but this evaluation is up to the data provider, depending on
579579context. `` Ancillary'' data include all extra information documenting
580580the measurements, in particular coordinates or geometry files. Several
@@ -869,7 +869,7 @@ \subsubsection{Axes}
869869specially formatted time scales such as native on-board time for space
870870borne observations. The information of the time\_ min and time\_ max
871871parameters is however highly recommended for all observations,
872- as it is used by default to search datasets .
872+ as it is used by default to search data collections .
873873
874874\paragraph {time\_ sampling\_ step (min/max) }
875875
@@ -887,7 +887,7 @@ \subsubsection{Axes}
887887These parameters correspond to the integration time (or exposure
888888time) of measurements in seconds. They provide an estimate of the time
889889resolution for dynamical phenomena, as well as an indication of relative
890- S/N ratio inside a given dataset . This time is usually shorter than
890+ S/N ratio inside a given data collection . This time is usually shorter than
891891the time\_ sampling\_ step if both are present. It provides the overall
892892integration time, i.e.\ individual exposure time x number of summed
893893frames when relevant.
@@ -1022,7 +1022,7 @@ \subsubsection{Axes}
10221022In order to make uniform requests possible, spatial coordinates provided
10231023in the EPNCore table must be standardized. However, they can be provided
10241024in several systems types, as defined by the spatial\_ frame\_ type
1025- parameter. The native coordinate system used with the dataset can
1025+ parameter. The native coordinate system used in the EPNCore table can
10261026be described by parameters spatial\_ coordinate\_ description and
10271027spatial\_ origin. This is intended to provide this information
10281028prior to loading the data, especially when several coordinate
@@ -1098,7 +1098,7 @@ \subsubsection{Axes}
10981098km; theta = azimuth; z = height in km. The angle is provided in degrees.
10991099
11001100\item \textbf {none: } to be used when no spatial frame is defined for
1101- the dataset . This is intended to prevent useless searches when space
1101+ the data . This value is intended to prevent useless searches when space
11021102coordinates are not defined (a non-zero value is required by the mixin
11031103in DaCHS).
11041104
@@ -1252,7 +1252,7 @@ \subsubsection{Data origin}
12521252
12531253Identifies the instrument(s) that acquired the data.
12541254A hash-separated-list of instruments must be provided
1255- for integrated datasets .
1255+ for integrated data products .
12561256Service providers are invited to include multiple values
12571257for instrument name, e.g., complete name and usual acronym.
12581258This will allow queries on either
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