Model Evaluation Tools (MET) and its companion package METplus Wrappers
|
Long name
|
METplus name
|
Tools
|
|
Along track error (nm)
|
ALTK_ERR
|
TC-Pairs
TC-Stat |
|
Anomaly Correlation including mean error,
|
ANOM_CORR
|
,Point-Stat
Grid-Stat Series-Analysis Stat-Analysis |
|
Uncentered Anomaly Correlation excluding mean error
|
ANOM_CORR _UNCNTR
|
Point-Stat
Grid-Stat Series-Analysis Stat-Analysis |
|
Bias-corrected mean squared error,
|
BCMSE
|
,Point-Stat
Grid-Stat Ensemble-Stat |
|
Climatological mean value
|
CLIMO_MEAN
|
Point-Stat
Grid-Stat Ensemble-Stat |
|
Climatological standard deviation value
|
CLIMO_STDEV
|
Point-Stat
Grid-Stat Ensemble-Stat |
|
Cross track error (nm)
|
CRTK_ERR
|
TC-Pairs
TC-Stat |
|
Absolute value of DIR_ERR (see below)
|
DIR_ABSERR
|
Point-Stat
Grid-Stat |
|
Signed angle between the directions of the average forecast and observed wind vectors
|
DIR_ERR
|
Point-Stat
Grid-Stat |
|
Mean of absolute value of forecast minus observed gradients
|
EGBAR
|
Grid-Stat
|
|
Standard deviation of the error
|
ESTDEV
|
Point-Stat
Grid-Stat Ensemble-Stat |
|
Mean forecast wind speed
|
F_SPEED_BAR
|
Point-Stat
Grid-Stat |
|
Mean Forecast Anomaly
|
FABAR
|
Point-Stat
Grid-Stat |
|
Length (speed) of the average forecast wind vector
|
FBAR_SPEED
|
Point-Stat
Grid-Stat |
|
Fractions Brier Score
|
FBS
|
Grid-Stat
|
|
Direction of the average forecast wind vector
|
FDIR
|
,Point-Stat
Grid-Stat |
|
Mean Forecast Anomaly Squared
|
FFABAR
|
Point-Stat
Grid-Stat |
|
Average of forecast squared
|
FFBAR
|
Ensemble-Stat
Point-Stat Grid-Stat |
|
Forecast mean
|
FMEAN
|
MODE
Grid-Stat Point-Stat |
|
Average product of forecast-climo and observation-climo / Mean(f-c)*(o-c)
|
FOABAR
|
Point-Stat
Grid-Stat |
|
Average product of forecast and observation / Mean(f*o)
|
FOBAR
|
Ensemble-Stat
Point-Stat Grid-Stat |
|
Number of tied forecast ranks used in computing Kendall’s tau statistic
|
FRANK_TIES
|
Point-Stat
Grid-Stat |
|
Root mean square forecast wind speed
|
FS_RMS
|
Point-Stat
Grid-Stat |
|
Standard deviation of the error
|
FSTDEV
|
Ensemble-Stat
Point-Stat Grid-Stat |
|
Interquartile Range
|
IQR
|
Point-Stat
Grid-Stat |
|
Kendall’s tau statistic
|
KT_CORR
|
Point-Stat
Grid-Stat |
|
The Median Absolute Deviation
|
MAD
|
Point-Stat
Grid-Stat |
|
Mean absolute error
|
MAE
|
Point-Stat
Grid-Stat |
|
Magnitude & Multiplicative bias
|
MBIAS
|
Ensemble-Stat
Point-Stat Grid-Stat |
|
The Mean Error
|
ME
|
Ensemble-Stat
Point-Stat Grid-Stat |
|
The Mean Error of the PERTURBED ensemble mean
|
ME_OERR
|
Ensemble-Stat
|
|
The square of the mean error (bias)
|
ME2
|
Point-Stat
Grid-Stat |
|
Mean squared error
|
MSE
|
Ensemble-Stat
Wavelet-Stat Point-Stat Grid-Stat |
|
The mean squared error skill
|
MSESS
|
Point-Stat
Grid-Stat |
|
Mean squared length of the vector difference between the forecast and observed winds
|
MSVE
|
Point-Stat
Grid-Stat |
|
Mean observed wind speed
|
O_SPEED_BAR
|
Point-Stat
Grid-Stat |
|
Mean Observation Anomaly
|
OABAR
|
Point-Stat
Grid-Stat |
|
Average observed value
|
OBAR
|
Ensemble-Stat
Point-Stat Grid-Stat |
|
Length (speed) of the average observed wind vector
|
OBAR_SPEED
|
Point-Stat
Grid-Stat |
|
Direction of the average observed wind vector
|
ODIR
|
Point-Stat
Grid-Stat |
|
Mean Squared Observation Anomaly
|
OOABAR
|
Point-Stat
Grid-Stat |
|
Average of observation squared
|
OOBAR
|
Ensemble-Stat
Point-Stat Grid-Stat |
|
Number of tied observation ranks used in computing Kendall’s tau statistic
|
ORANK_TIES
|
Point-Stat
Grid-Stat |
|
Root mean square observed wind speed
|
OS_RMS
|
Point-Stat
Grid-Stat |
|
Standard deviation of observations
|
OSTDEV
|
Ensemble-Stat
Point-Stat Grid-Stat |
|
Pearson correlation coefficient
|
PR_CORR
|
Ensemble-Stat
Point-Stat Grid-Stat |
|
Number of ranks used in computing Kendall’s tau statistic
|
RANKS
|
Point-Stat
Grid-Stat |
|
Root mean squared error
|
RMSE
|
Point-Stat
Grid-Stat Ensemble-Stat |
|
Root Mean Square Error of the PERTURBED ensemble mean
|
RMSE_OERR
|
Ensemble-Stat
|
|
Root mean squared forecast anomaly
|
RMSFA
|
Point-Stat
Grid-Stat |
|
Root mean squared observation anomaly
|
RMSOA
|
Point-Stat
Grid-Stat |
|
Square root of MSVE
|
RMSVE
|
Point-Stat
Grid-Stat |
|
S1 score
|
S1
|
Grid-Stat
|
|
S1 score with respect to observed gradient
|
S1_OG
|
Grid-Stat
|
|
Scatter Index
|
SI
|
Point-Stat
Grid-Stat |
|
Spearman’s rank correlation coefficient
|
SP_CORR
|
Point-Stat
Grid-Stat |
|
Absolute value of SPEED_ERR
|
SPEED _ABSERR
|
Point-Stat
Grid-Stat |
|
Difference between the length of the average forecast wind vector and the average observed wind vector (in the sense F - O),
|
SPEED_ERR
|
Point-Stat
Grid-Stat |
|
Track error of adeck relative to bdeck (nm)
|
TK_ERR
|
TC-Pairs
|
|
Mean U-component Forecast Anomaly
|
UFABAR
|
Point-Stat
Grid-Stat |
|
Mean U-component
|
UFBAR
|
Point-Stat
Grid-Stat |
|
Mean U-component Observation Anomaly
|
UOABAR
|
Point-Stat
Grid-Stat |
|
Mean U-component Observation
|
UOBAR
|
Point-Stat
Grid-Stat |
|
Mean U-component Squared Forecast Anomaly plus Squared Observation Anomaly
|
UVFFABAR
|
Point-Stat
Grid-Stat |
|
Mean U-component Squared Forecast plus Squared Observation
|
UVFFBAR
|
,Point-Stat
Grid-Stat |
|
Mean((uf-uc)(uo-uc)+ (vf-vc)(vo-vc))
|
UVFOABAR
|
Point-Stat
Grid-Stat |
|
Mean(ufuo+vfvo)
|
UVFOBAR
|
Point-Stat
Grid-Stat |
|
Mean((uo-uc)²+(vo-vc)²)
|
UVOOABAR
|
Point-Stat
Grid-Stat |
|
Mean(uo²+vo²)
|
UVOOBAR
|
Point-Stat
Grid-Stat |
|
Direction of the vector difference between the average forecast and average wind vectors
|
VDIFF_DIR
|
Point-Stat
Grid-Stat |
|
Length (speed) of the vector difference between the average forecast and average observed wind vectors
|
VDIFF_SPEED
|
Point-Stat
Grid-Stat |
|
Mean(vf-vc)
|
VFABAR
|
Point-Stat
Grid-Stat |
|
Mean(vf)
|
VFBAR
|
Point-Stat
Grid-Stat |
|
Mean(vo-vc)
|
VOABAR
|
Point-Stat
Grid-Stat |
|
Mean(vo)
|
VOBAR
|
Point-Stat
Grid-Stat |
|
Long name
|
METplus name
|
Tools
|
|
Baddeleys Delta Metric
|
BADDELEY
|
Grid-Stat
|
|
Mean-error Distance from observation to forecast
|
MED_FO
|
Grid-Stat
|
|
Maximum of MED_FO and MED_OF
|
MED_MAX
|
Grid-Stat
|
|
Mean of MED_FO and MED_OF
|
MED_MEAN
|
Grid-Stat
|
|
Minimum of MED_FO and MED_OF
|
MED_MIN
|
Grid-Stat
|
|
Mean-error Distance from forecast to observation
|
MED_OF
|
Grid-Stat
|
|
Long name
|
METplus name
|
Tools
|
|
Asymptotic Fractions Skill Score
|
AFSS
|
Grid-Stat
|
|
Fractions Skill Score
|
FSS
|
Grid-Stat
|
|
Uniform Fractions Skill Score
|
UFSS
|
Grid-Stat
|
|
Long name
|
METplus name
|
Tools
|
|
Accuracy
|
ACC
|
Point-Stat
Grid-Stat MODE |
|
Bias Adjusted Gilbert Skill Score
|
BAGSS
|
Point-Stat
Grid-Stat |
|
Base Rate
|
BASER
|
Point-Stat
Grid-Stat Wavelet-Stat MODE |
|
Critical Success Index
|
CSI
|
Point-Stat
MODE cts Grid-Stat |
|
Expected correct rate used for MCTS HSS_EC
|
EC_VALUE
|
Point-Stat
Grid-Stat |
|
Extreme Dependency Index
|
EDI
|
Point-Stat
Grid-Stat |
|
Extreme Dependency Score
|
EDS
|
Point-Stat
Grid-Stat |
|
Forecast rate/event frequency
|
F_RATE
|
Point-Stat
Grid-Stat |
|
False alarm ratio
|
FAR
|
Point-Stat
Grid-Stat MODE |
|
Forecast mean
|
FBAR
|
Ensemble-Stat
Point-Stat Grid-Stat |
|
Frequency Bias
|
FBIAS
|
Wavelet-Stat
MODE Point-Stat Grid-Stat |
|
Count of events in forecast category i and observation category j
|
Fi_Oj
|
Point-Stat
Grid-Stat |
|
Number of forecast no and observation no
|
FN_ON
|
MODE
Grid-Stat Point-Stat |
|
Number of forecast no and observation yes
|
FN_OY
|
MODE
Grid-Stat Point-Stat |
|
Attributes for pairs of simple forecast and observation objects
|
FNNN_ONNN
|
MODE
|
|
Number of forecast events
|
FY
|
Grid-Stat
|
|
Number of forecast yes and observation no
|
FY_ON
|
MODE
Point-Stat Grid-Stat |
|
Number of forecast yes and observation yes
|
FY_OY
|
MODE
Point-Stat Grid-Stat |
|
Gerrity Score and bootstrap confidence limits
|
GER
|
Point-Stat
Grid-Stat |
|
Gilbert Skill Score
|
GSS
|
Point-Stat
Grid-Stat MODE |
|
Hit rate,
|
H_RATE
|
Point-Stat
Grid-Stat |
|
Hanssen and Kuipers Discriminant
|
HK
|
MODE
Point-Stat Grid-Stat |
|
Heidke Skill Score
|
HSS
|
MODE
Point-Stat Grid-Stat |
|
Heidke Skill Score user-specific expected correct
|
HSS_EC
|
Point-Stat
Grid-Stat |
|
Logarithm of the Odds Ratio
|
LODDS
|
Point-Stat
Grid-Stat |
|
Dimension of the contingency table & the total number of categories in each dimension
|
N_CAT
|
Point-Stat
Grid-Stat |
|
Observation rate
|
O_RATE
|
Point-Stat
Grid-Stat |
|
Odds Ratio
|
ODDS
|
MODE
Point-Stat Grid-Stat |
|
Odds Ratio Skill Score,,
|
ORSS
|
Point-Stat
Grid-Stat |
|
Number of observation events
|
OY
|
Grid-Stat
|
|
Probability of false detection
|
PODF
|
Point-Stat
Grid-Stat |
|
Probability of detecting no
|
PODN
|
Point-Stat
Grid-Stat MODE |
|
Probability of detecting yes
|
PODY
|
Point-Stat
Grid-Stat MODE |
|
Probability of detecting yes when forecast is greater than the ith probability thresholds
|
PODY_i
|
Point-Stat
Grid-Stat |
|
Probability of false detection
|
POFD
|
MODE
Grid-Stat |
|
Probability of false detection when forecast is greater than the ith probability thresholds
|
POFD_i
|
Point-Stat
Grid-Stat |
|
Symmetric Extremal Dependency Index,
|
SEDI
|
Point-Stat
Grid-Stat |
|
Symmetric Extreme Dependency Score
|
SEDS
|
Point-Stat
Grid-Stat |
|
Long name
|
METplus name
|
Tools
|
|
Brier Score
|
BRIER
|
Point-Stat
Grid-Stat |
|
Climatological Brier Score
|
BRIERCL
|
Point-Stat
Grid-Stat |
|
Brier Skill Score relative to sample climatology
|
BSS
|
Point-Stat
Grid-Stat |
|
Brier Skill Score relative to external climatology
|
BSS_SMPL
|
Point-Stat
Grid-Stat |
|
Calibration when forecast is between the ith and i+1th probability thresholds (repeated)
|
CALIBRATION _i
|
Point-Stat
Grid-Stat |
|
Likelihood when forecast is between the ith and i+1th probability thresholds repeated
|
LIKELIHOOD _i
|
Point-Stat
Grid-Stat |
|
Number of observation when forecast is between the ith and i+1th probability thresholds
|
ON_i
|
Point-Stat
Grid-Stat |
|
Number of observation when forecast is between the ith and i+1th probability thresholds
|
ON_TP_i
|
Point-Stat
Grid-Stat |
|
Number of observation yes when forecast is between the ith and i+1th probability thresholds
|
OY_i
|
Point-Stat
Grid-Stat |
|
Number of observation yes when forecast is between the ith and i+1th probability thresholds as a proportion of the total OY (repeated)
|
OY_TP_i
|
Point-Stat
Grid-Stat |
|
Refinement when forecast is between the ith and i+1th probability thresholds (repeated)
|
REFINEMENT _i
|
Point-Stat
Grid-Stat |
|
Reliability
|
RELIABILITY
|
Point-Stat
Grid-Stat |
|
Resolution
|
RESOLUTION
|
Point-Stat
Grid-Stat |
|
Area under the receiver operating characteristic curve
|
ROC_AUC
|
Point-Stat
Grid-Stat |
|
Variability of Observations
|
UNCERTAINTY
|
Point-Stat
Grid-Stat |
|
Economic value of the base rate
|
VALUE_BASER
|
Point-Stat
Grid-Stat |
|
Relative value for the ith Cost/Loss ratio
|
VALUE_i
|
Point-Stat
Grid-Stat |
|
Long name
|
METplus name
|
Tools
|
|
Continuous Ranked Probability Score (normal dist.)
|
CRPS
|
Ensemble-Stat
|
|
Continuous Ranked Probability Score (empirical dist.)
|
CRPS_EMP
|
Ensemble-Stat
|
|
Climatological Continuous Ranked Probability Score (normal dist.)
|
CRPSCL
|
Ensemble-Stat
|
|
Climatological Continuous Ranked Probability Score (empirical dist.)
|
CRPSCL_EMP
|
Ensemble-Stat
|
|
Continuous Ranked Probability Skill Score (normal dist.)
|
CRPSS
|
Ensemble-Stat
|
|
Continuous Ranked Probability Skill Score (empirical dist.)
|
CRPSS_EMP
|
Ensemble-Stat
|
|
The unperturbed ensemble mean value
|
ENS_MEAN
|
,Ensemble-Stat
|
|
The PERTURBED ensemble mean (e.g. with Observation Error).
|
ENS_MEAN _OERR
|
Ensemble-Stat
|
|
Ignorance Score
|
IGN
|
Ensemble-Stat
|
|
Probability Integral Transform
|
PIT
|
Ensemble-Stat
|
|
Rank of the observation
|
RANK
|
Ensemble-Stat
|
|
Count of observations with the i-th rank
|
RANK_i
|
Ensemble-Stat
|
|
Number of times the i-th ensemble member's value was closest to the observation (repeated). When n members tie, 1/n is assigned to each member.
|
RELP_i
|
Ensemble-Stat
|
|
Mean of the Brier Scores for each RPS threshold
|
RPS
|
Ensemble-Stat
|
|
Mean of the reliabilities for each RPS threshold
|
RPS_REL
|
Ensemble-Stat
|
|
Mean of the resolutions for each RPS threshold
|
RPS_RES
|
Ensemble-Stat
|
|
Mean of the uncertainties for each RPS threshold
|
RPS_UNC
|
Ensemble-Stat
|
|
Ranked Probability Skill Score relative to external climatology
|
RPSS
|
Ensemble-Stat
|
|
Ranked Probability Skill Score relative to sample climatology
|
RPSS_SMPL
|
Ensemble-Stat
|
|
Standard deviation of the mean of the UNPERTURBED ensemble
|
SPREAD
|
Ensemble-Stat
|
|
Standard deviation of the mean of the PERTURBED ensemble
|
SPREAD_OERR
|
Ensemble-Stat
|
|
Standard Deviation of unperturbed ensemble variance and the observation error variance
|
SPREAD_PLUS _OERR
|
Ensemble-Stat
|
|
Maximum variance
|
VAR_MAX
|
Ensemble-Stat
|
|
Average variance
|
VAR_MEAN
|
Ensemble-Stat
|
|
Minimum variance
|
VAR_MIN
|
Ensemble-Stat
|
|
Long name
|
METplus name
|
Tools
|
|
Difference between the axis angles of two objects (in degrees)
|
ANGLE_DIFF
|
MODE
|
|
Object area (in grid squares)
|
AREA
|
MODE
MTD |
|
Forecast object area divided by the observation object area (unitless)
|
AREA_RATIO
|
MODE
|
|
Area of the object that meet the object definition threshold criteria (in grid squares)
|
AREA_THRESH
|
MODE
|
|
Absolute value of the difference between the aspect ratios of two objects (unitless)
|
ASPECT_DIFF
|
MODE
|
|
Object axis angle (in degrees)
|
AXIS_ANG
|
MODE
MTD |
|
Difference in spatial axis plane angles
|
AXIS_DIFF
|
MTD
|
|
Blocking Index
|
Blocking Index
|
METplus Use Case
|
|
Minimum distance between the boundaries of two objects
|
BOUNDARY _DIST
|
MODE
|
|
Total great circle distance travelled by the 2D spatial centroid over the lifetime of the 3D object
|
CDIST _TRAVELLED
|
MTD
|
|
Distance between two objects centroids (in grid units)
|
CENTROID _DIST
|
MODE
|
|
Latitude of centroid
|
CENTROID _LAT
|
MTD
MODE |
|
Longitude of centroid
|
CENTROID _LON
|
MTD
MODE |
|
Time coordinate of centroid
|
CENTROID_T
|
MTD
|
|
X coordinate of centroid
|
CENTROID_X
|
MTD
MODE |
|
Y coordinate of centroid
|
CENTROID_Y
|
MTD
MODE |
|
Space-Time Coherence Diagram
|
Coherence Diagram
|
METplus
Use Case |
|
Ratio of the difference between the area of an object and the area of its convex hull divided by the area of the complex hull (unitless)
|
COMPLEXITY
|
MODE
|
|
Ratio of complexities of two objects defined as the lesser of the forecast complexity divided by the observation complexity or its reciprocal (unitless)
|
COMPLEXITY _RATIO
|
MODE
|
|
Minimum distance between the convex hulls of two objects (in grid units)
|
CONVEX_HULL_DIST
|
MODE
|
|
Radius of curvature
|
CURVATURE
|
MODE
|
|
Ratio of the curvature
|
CURVATURE _RATIO
|
MODE
|
|
Center of curvature (in grid coordinates)
|
CURVATURE_X
|
MODE
|
|
Center of curvature (in grid coordinates)
|
CURVATURE_Y
|
MODE
|
|
Cloud Water / Precip Relationship
|
CW/Precip Relationship
|
Grid-Diag
|
|
Difference in object direction of movement
|
DIRECTION _DIFF
|
MTD
|
|
Difference in the lifetimes of the two objects
|
DURATION _DIFF
|
MTD
|
|
Object end time
|
END_TIME
|
MTD
|
|
Difference in object ending time steps
|
END_TIME _DELTA
|
MTD
|
|
Number of forecast clusters
|
FCST_CLUS
|
MODE
|
|
Number of points used to define the hull of all of the cluster forecast objects
|
FCST_CLUS_HULL
|
MODE
|
|
Forecast Cluster Convex Hull Point Latitude
|
FCST_CLUS_HULL_LAT
|
MODE
|
|
Forecast Cluster Convex Hull Point Longitude
|
FCST_CLUS_HULL _LON
|
MODE
|
|
Number of Forecast Cluster Convex Hull Points
|
FCST_CLUS_HULL_NPTS
|
MODE
|
|
Forecast Cluster Convex Hull Starting Index
|
FCST_CLUS_HULL_START
|
MODE
|
|
Forecast Cluster Convex Hull Point X-Coordinate
|
FCST_CLUS_HULL_X
|
MODE
|
|
Forecast Cluster Convex Hull Point Y-Coordinate
|
FCST_CLUS_HULL_Y
|
MODE
|
|
Forecast Object Raw Values
|
FCST_OBJ_RAW
|
MODE
|
|
Number of simple forecast objects
|
FCST_SIMP
|
MODE
|
|
Number of points used to define the boundaries of all of the simple forecast objects
|
FCST_SIMP_BDY
|
MODE
|
|
Forecast Simple Boundary Latitude
|
FCST_SIMP_BDY_LAT
|
MODE
|
|
Forecast Simple Boundary Longitude
|
FCST_SIMP_BDY_LON
|
MODE
|
|
Number of Forecast Simple Boundary Points
|
FCST_SIMP_BDY_NPTS
|
MODE
|
|
Forecast Simple Boundary Starting Index
|
FCST_SIMP_BDY_START
|
MODE
|
|
Forecast Simple Boundary X-Coordinate
|
FCST_SIMP _BDY_X
|
MODE
|
|
Forecast Simple Boundary Y-Coordinate
|
FCST_SIMP _BDY_Y
|
MODE
|
|
Number of points used to define the hull of all of the simple forecast objects
|
FCST_SIMP_HULL
|
MODE
|
|
Forecast Simple Convex Hull Point Latitude
|
FCST_SIMP_HULL_LAT
|
MODE
|
|
Forecast Simple Convex Hull Point Longitude
|
FCST_SIMP _HULL_LON
|
MODE
|
|
Number of Forecast Simple Convex Hull Points
|
FCST_SIMP _HULL_NPTS
|
MODE
|
|
Forecast Simple Convex Hull Starting Index
|
FCST_SIMP _HULL_START
|
MODE
|
|
Forecast Simple Convex Hull Point X-Coordinate
|
FCST_SIMP _HULL_X
|
MODE
|
|
Forecast Simple Convex Hull Point Y-Coordinate
|
FCST_SIMP _HULL_Y
|
MODE
|
|
Number of thresholds applied to the forecast
|
FCST _THRESH _LENGTH
|
MODE
|
|
Number of thresholds applied to the forecast
|
FCST_THRESH _LENGTH
|
MODE
|
|
Pratt’s Figure of Merit from observation to forecast
|
FOM_FO
|
Grid-Stat
|
|
Maximum of FOM_FO and FOM_OF
|
FOM_MAX
|
Grid-Stat
|
|
Mean of FOM_FO and FOM_OF
|
FOM_MEAN
|
Grid-Stat
|
|
Minimum of FOM_FO and FOM_OF
|
FOM_MIN
|
Grid-Stat
|
|
Pratt’s Figure of Merit from forecast to observation
|
FOM_OF
|
Grid-Stat
|
|
Distance between the forecast and Best track genesis events (km)
|
GEN_DIST
|
TC-Gen
|
|
Forecast minus Best track genesis time in HHMMSS format
|
GEN_TDIFF
|
TC-Gen
|
|
Hausdorff Distance
|
HAUSDORFF
|
Grid-Stat
|
|
Hovmoeller Diagram
|
Hovmoeller
|
METplus Use Case
|
|
Best track genesis minus forecast initialization time in HHMMSS format
|
INIT_TDIFF
|
TC-Gen
|
|
10th, 25th, 50th, 75th, 90th, and user-specified percentiles of intensity of the raw field within the object or time slice
|
INTENSITY _10, _25, _50, _75, _90, _NN
|
MODE
|
|
Sum of the intensities of the raw field within the object (variable units)
|
INTENSITY _SUM
|
MODE
|
|
Total interest for this object pair
|
INTEREST
|
MTD
MODE |
|
Intersection area of two objects (in grid squares)
|
INTERSECT ION_AREA,
|
MODE
|
|
Ratio of intersection area to the lesser of the forecast and observation object areas (unitless)
|
INTERSECT ION_OVER _AREA
|
MODE
|
|
“Volume” of object intersection
|
INTERSECT ION_VOLUME
|
MTD
|
|
Joint Probability Distribution between variable,Joint PDF to Diagnose Relationship,Grid-Diag Dimension of the latitude
|
LAT
|
MODE
|
|
Length of the enclosing rectangle
|
LENGTH
|
MODE
|
|
Dimension of the longitude
|
LON
|
MODE
|
|
Meridional Means
|
Meridional Means
|
METplus
Use Case |
|
Number of cluster objects
|
N_CLUS
|
MODE
|
|
Number of simple forecast objects
|
N_FCST_SIMP
|
MODE
|
|
Number of simple observation objects
|
N_OBS_SIMP
|
MODE
|
|
Number of observed clusters
|
OBS_CLUS
|
MODE
|
|
Number of points used to define the hull of all of the cluster observation objects
|
OBS_CLUS _HULL
|
MODE
|
|
Observation Cluster Convex Hull Point Latitude
|
OBS_CLUS _HULL_LAT
|
MODE
|
|
Observation Cluster Convex Hull Point Longitude
|
OBS_CLUS _HULL_LON
|
MODE
|
|
Number of Observation Cluster Convex Hull Points
|
OBS_CLUS _HULL_NPTS
|
MODE
|
|
Observation Cluster Convex Hull Starting Index
|
OBS_CLUS _HULL_START
|
MODE
|
|
Observation Cluster Convex Hull Point X-Coordinate
|
OBS_CLUS _HULL_X
|
MODE
|
|
Observation Cluster Convex Hull Point Y-Coordinate
|
OBS_CLUS _HULL_Y
|
MODE
|
|
Number of simple observation objects
|
OBS_SIMP
|
MODE
|
|
Number of points used to define the boundaries of the simple observation objects
|
OBS_SIMP _BDY
|
MODE
|
|
Observation Simple Boundary Point Latitude
|
OBS_SIMP _BDY_LAT
|
MODE
|
|
Observation Simple Boundary Point Longitude
|
OBS_SIMP _BDY_LON
|
MODE
|
|
Number of Observation Simple Boundary Points
|
OBS_SIMP _BDY_NPTS
|
MODE
|
|
Number of points used to define the hull of the simple observation objects
|
OBS_SIMP _HULL
|
MODE
|
|
Number of Observation Simple Convex Hull Points
|
OBS_SIMP _HULL_NPTS
|
MODE
|
|
OLR-based MJO Index
|
OMI
|
METplus Use Case
|
|
Ratio of the nth percentile (INTENSITY_NN column) of intensity of the two objects
|
PERCENTILE _INTENSITY _RATIO
|
MODE
|
|
Phase Diagram for RMM and OMI,
|
Phase Diagram
|
METplus Use Case
|
|
Realtime Multivariate MJO Index
|
RMM
|
METplus Use Case
|
|
Spatial distance between (𝑥,𝑦)(x,y) coordinates of object spacetime centroid
|
SPACE _CENTROID _DIST
|
MTD
|
|
Difference in object speeds
|
SPEED_DELTA
|
MTD
|
|
Difference in object starting time steps
|
START_TIME _DELTA
|
MTD
|
|
Symmetric difference of two objects (in grid squares)
|
SYMMETRIC _DIFF
|
MODE
|
|
Difference in t index of object spacetime centroid
|
TIME _CENTROID _DELTA
|
MTD
|
|
Union area of two objects (in grid squares)
|
UNION_AREA
|
MODE
|
|
Integer count of the number of 3D “cells” in an object
|
VOLUME
|
MTD
|
|
Forecast object volume divided by observation object volume
|
VOLUME _RATIO
|
MTD
|
|
Weather Regime Index
|
Weather Regime Index
|
METplus Use Case
|
|
Width of the enclosing rectangle (in grid units)
|
WIDTH
|
MODE
|
|
X component of object velocity
|
X_DOT
|
MTD
|
|
y component of object velocity
|
Y_DOT
|
MTD
|
|
Y component position error (nm)
|
Y_ERR
|
TC-Pairs
|
|
Zonal Means
|
Zonal Means
|
METplus Use Case
|
|
Zhu’s Measure from observation to forecast
|
ZHU_FO
|
Grid-Stat
|
|
Maximum of ZHU_FO and ZHU_OF
|
ZHU_MAX
|
Grid-Stat
|
|
Mean of ZHU_FO and ZHU_OF
|
ZHU_MEAN
|
Grid-Stat
|
|
Minimum of ZHU_FO and ZHU_OF
|
ZHU_MIN
|
Grid-Stat
|
|
Zhu’s Measure from forecast to observation
|
ZHU_OF
|
Grid-Stat
|
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