root element Remark (i.e., comment) Contains instrument data in the form of Measurement elements A "measurement" from an instrument Calibration data A "measurement" from an instrument Description of the instrument Description of measured item: what it is and where the measurement was done A single spectrum collected by a spectroscopic instrument Data measured by a gross count or spectroscopic portal monitor Data measured by a survey meter or personal radiation detector Results of the analysis of the measurement Unique identifier for this measurement Data measured by a survey meter or personal radiation detector Measurement start date/time Duration of each sample measurement/interval at which samples are taken Effective duration (i.e., live time) of each sample measurement Did the instrument alarm (one boolean per sample)? Did instrument alarm during this measurement? Description of the alarm, if any Calibration data Count rate Counts Dose rate Total accumulated dose Absorbed dose rate Total accumulated absorbed dose Exposure rate Total accumulated exposure Identifies the calibrations that apply to this data Detector identification/description detector type Quality of data Count rate Units of count rate dose rate Units of dose Absorbed dose rate Units of absorbed dose Exposure rate Units of exposure Description of the instrument Instrument type (e.g., spectrometer, personal radiation detector, ...) Instrument manufacturer Instrument model Instrument version Instrument identification (e.g., serial number) Description of intrument's probe (i.e., detector) Instrument mode (measure, calibrate, test, ...) Instrument quality control information Quality control information Date of most recent instrument inspection Is the instrument in service? Description of measured item and where the measurement was done Description of measured item Quantity or size of item and the uncertainty in that value Location of the measurement Reference date for activity calculations (i.e., activities decay-corrected to this date) An image or other visual/audio information relating to the item or measurement Description of the measurement geometry Effective item-to-detector distance Identifies the instrument's operator Effective item-to-detector distance Units of the item-to-detector distance Quantity or size of item and the uncertainty in that value Units of "quantity" The physical location where the measurement was performed Name or description(e.g., address) of the measurement location Geographical coordinates (latitude, longitude, optional elevation) Geographical coordinates (latitude, longitude, optional elevation) EPSG map datum reference identification number (see www.epsg.org) Date/time of coordinates measurement Multimedia (image, sound, etc.) data Format of multimedia data Multimedia data encoding type Remarks describing the multimedia data Multimedia data sequence number Date/time of multimedia data collection URI of multimedia data if not present as element contents Results of nuclide analysis Individual nuclide results Activity units used Name/description of nuclide analysis algorithm Name/version of nuclide analysis algorithm individual nuclide Nuclide name (e.g., Co-60) Description of the type of the nuclide (e.g., Industrial, Medical, SNM, ...) Nuclide activity and its uncertainty Confidence in nuclide identification/presence Description of confidence in nuclide identification/presence Data measured by gross count or spectroscopic portal monitor Date/time of first sample measurement Duration of each sample measurement (i.e., interval at which samples are taken) Was the RPM occupied? Speed of RPM occupant (vehicle, train, etc.) Did the instrument alarm (summary)? Description of the alarm, if any RPM measurements from one detector Speed of vehicle (can be the average, an entrance/exit speed pair, or per sample) Units of speed RPM measurements from one detector Gross count portal monitor measurements Spectroscopic portal monitor measurements Detector identification/description detector type Gross count portal monitor measurements Effective duration (i.e., live time) of each sample measurement Did the detector alarm (one value per sample)? Gross count data, one value per sample Background count data; can be one value for all samples, or a unique value for each sample Gamma detector window start energy Gamma detector window end energy Energy units Data quality status Spectroscopic portal monitor measurements Indicates which samples have spectra available Did the RPM alarm (one value for each sample)? Spectral data Spectral data Date/time spectrum data collection was initiated Spectrum measurement real (clock) time Spectrum measurement live (true) time Dwell time per sweep (used only for an MCS spectrum) Number of sweeps (used only for an MCS spectrum) Type of spectrum measurement (item measurement, background, calibration...) Description of the type of detector Calibration data The spectrum: counts vs. channel for the entire spectrum or a region of interest Spectrum type: PHA or MCS Identification/description of the detector that collected the spectrum Quality of data Spectrum element identifier Identifies calibrations that apply to this spectrum Identifies the background spectrum that applies to this spectrum Identifies the calibration spectrum that applies (or is to be applied) to this spectrum The sample number (starting from 1) of this spectrum (used only when the spectrum is contained within a SpectrumMeasurement element) The spectrum: counts vs. channel for the entire spectrum or a region of interest The channel number (one-based) of the first value in this element The algorithm used to compress the channel data Calibration data Date/time of calibration's creation Unique identifier of the measurement(s) used to develop this calibration The equation governing this calibration Calibration data as ordinal pairs Calibration type (e.g., Energy, FWHM, ...) Energy units Detector resolution units Count rate units Dose units Absorbed dose units Exposure units Encapsulates an equation and its coefficients The coefficients of the equation The covariance matrix for the equation coefficients Type of equation (polynomial, etc.) Description of the form of the equation Lower bound of validity of the abscissa Upper bound of validity of the abscissa Equation coefficients Index of the subequation to which this set of coefficients applies Array of ordinal pairs An (abcsissa, ordinate) pair Abscissa data description Ordinate data description An (abscissa, ordinate) pair Abscissa value Ordinate value Results of data analysis of a measurement Overall conclusion of the data analysis Results of nuclide analysis Double value with uncertainty: first entry is value, second entry is uncertainty (absolute error, one standard deviation) Duration (time) value with uncertainty: first entry is value, second entry is uncertainty (absolute error, one standard deviation) Geographic coordinates: first two entries are latitude and longitude; third entry (optional) is elevation in meters relative to ellipsoid List of booleans List of decimals List of doubles List of durations List of nonNegativeIntegers Energy units Activity units FWHM (Full Width at Half-Maximum) (i.e., resolution) units Count rate units Dose units Absorbed dose units Exposure units Speed units Distance units Gross counting detector type Equation type Calibration type Instrument type Instrument mode Data quality Measurement type Spectrum type The algorithm (if any) by which the spectrum has been compressed