DoGSEA                  Perform GSEA analysis for cross-regional DE
                        genes
DrawDotplot             Draw dot plot for GSEA results of
                        cross-regional DE genes
DrawRegionProportion    Draw regional cell type distribution with cell
                        type annotation information
DrawRegionProportion_withProp
                        Draw regional cell type distribution with
                        cellular proportion information
FindRegionalCells       Identify regional cells given centers and
                        radiuses
GetCellTypeSpecificDE_withProp
                        Identify cross-regional cell type-specific
                        differential analysis with proportion
GetCrossRegionalDE_raw
                        Identify cross-regional differential analysis
GetCrossRegionalDE_withProp
                        Identify cross-regional differential analysis
                        with proportion
GetOneRadiusEntropy     Computer the entropy for a fixed radius
GetOneRadiusEntropy_withProp
                        Computer the entropy for a fixed radius with
                        cell type proportion
ManualSelectCenter      Manually select top ROIs
PlotOneSelectedCenter   Plot one selected ROI
RankCenterByEntropy     Automatically rank ROI centers based on entropy
RankCenterByEntropy_withProp
                        Automatically rank ROI centers based on entropy
                        with proportions
exampleRes              Example DE output
example_sce             Example single cell experiment for input
getProportion           Define an accessor method for Proportion_CARD
mySpatialPreprocess     Perform Preprocessing for spatial data
                        (tailored from BayesSpace function)
pathways_hallmark       Hallmark database
pathways_kegg           KEGG database
pathways_reactome       REACTOME database
