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| aggregateGrid | Flexible grid aggregation along selected dimensions |
| binaryGrid | Convert grid values to a binary variable |
| bindGrid | Grid binding by the specified dimension |
| bindGrid.member | Grid binding by member dimension |
| bindGrid.spatial | Grid binding by spatial dimension |
| bindGrid.time | Grid binding by time dimension |
| checkGrid | Check the structure of the grid |
| climatology | Compute a grid climatology |
| climatologyVariogram | Empirical variogram of a climatology |
| cluster2plot | Convert a grid of clusters into a C4R grid for plotting |
| clusterGrid | Cluster analysis |
| convert2bin | Convert grid values to a binary variable |
| dataSplit | Split data into two different sets. |
| detrendGrid | Linear detrending |
| easyVeri.signif | Identify points significantly different from a given ref value |
| easyVeri2grid | easyVerification matrix to climatological grid conversion |
| EOF2clim | PCA object EOFs to climatology grid |
| fillGridDates | Fill missing dates |
| filterGrid | Time filtering |
| filterNA | Remove missing values from grids |
| getCoordinates | Get geographical coordinates of a climate data object |
| getGrid | Get regular grid definition |
| getGridProj | Obtain projection information of a grid |
| getSeason | Get season |
| getStationID | Obtain station names and IDs |
| getTemporalIntersection | Temporal intersection |
| getWT | Obtain Weather Typing (WT) classification |
| getYearsAsINDEX | Get years as a factor |
| grid2PCs | Projection of a grid onto an EOF |
| grid2sp | Grid to SpatialGridDataFrame or SpatialPointsDataFrame |
| gridArithmetics | Basic arithmetic operations between grids and numbers |
| gridFromPCA | Reconstruct a Grid from EOFs and principal components |
| interpGrid | Grid interpolation |
| intersectGrid | Intersection of multiple grids |
| intersectGrid.spatial | Temporal intersection of multiple grids |
| intersectGrid.time | Temporal intersection of multiple grids |
| lambWT | Calculation of Lamb Weather types (WT). |
| limitArea | Limit the area in an object returned by function 'getGrid' |
| localScaling | Grid local scaling |
| makeMultiGrid | Multigrid constructor |
| mat2Dto3Darray | Conversion 2D matrix into a 3D array |
| mat2Dto3Darray.stations | Conversion 2D matrix into a 3D array for station data |
| matchStations | Order the stations according to a particular order |
| mergeGrid | Merge multiple grids in space |
| pattern2grid | Transform a climate4R pattern into a climate4R grid. |
| PC2grid | Principal Component grid |
| persistence | Persistence climatology (Temporal autocorrelation at given time lag) |
| prinComp | Principal Component Analysis of Grids |
| rescaleGrid | Grid rescaling |
| scaleGrid | Grid scaling |
| setGridProj | Set grid projection |
| setGridUnits | Set grid units |
| subsetGrid | Select an arbitrary subset from a grid or multigrid along one or more of its dimensions |
| temporalCycleGrid | Temporal cycle calculation |
| trend.1D | Linear trend analysis |
| upscaleGrid | Horizontal grid upscaling |