## ----setup, eval=FALSE-------------------------------------------------------- # if (!requireNamespace("BiocManager", quietly = TRUE)) # install.packages("BiocManager") # # BiocManager::install("partCNV") ## ----results=FALSE, warning=FALSE, message=FALSE, eval=FALSE------------------ # library(devtools) # install_github("rx-li/partCNV") ## ----loadData, echo=TRUE------------------------------------------------------ library(partCNV) data(SimData) dim(SimData) SimData[1:5,1:5] ## ----runseurat, echo=TRUE, eval=FALSE----------------------------------------- # library(Seurat) # Seurat_obj <- NormalizeData(Your_SeuratObj, normalization.method = "LogNormalize", scale.factor = 10000) # Counts = Seurat_obj@assays$RNA@counts ## ----echo=TRUE, eval=FALSE---------------------------------------------------- # Counts <- NormalizeCounts(Your_SingleCellExperimentObj, scale_factor=10000) ## ----s1, echo=TRUE, eval=TRUE------------------------------------------------- res <- GetCytoLocation(cyto_feature = "chr20(q11.1-q13.1)") ## ----s2, echo=TRUE, eval=TRUE------------------------------------------------- GEout <- GetExprCountCyto(cytoloc_output = res, Counts = as.matrix(SimData), normalization = TRUE, qt_cutoff = 0.99) ## ----s3, echo=TRUE, eval=TRUE, message=FALSE, warning=FALSE, results='hide'---- pcout <- partCNV(int_counts = GEout$ProcessedCount, cyto_type = "del", cyto_p = 0.40) ## ----s4, echo=TRUE, eval=TRUE------------------------------------------------- table(pcout) sum(pcout==1)/length(pcout) p1 <- sum(pcout==1)/length(pcout) ## ----s5, echo=TRUE, eval=TRUE, message=FALSE, warning=FALSE, results='hide'---- library(Seurat) sim_seurat <- CreateSeuratObject(counts = SimData) sim_seurat <- NormalizeData(sim_seurat, normalization.method = "LogNormalize", scale.factor = 10000) sim_seurat <- FindVariableFeatures(sim_seurat, selection.method = "vst", nfeatures = 2000) all.genes <- rownames(sim_seurat) sim_seurat <- ScaleData(sim_seurat, features = all.genes) sim_seurat <- RunPCA(sim_seurat, features = VariableFeatures(object = sim_seurat)) sim_seurat <- RunUMAP(sim_seurat, dims = 1:10) sim_seurat <- AddMetaData( object = sim_seurat, metadata = pcout, col.name = "partCNV_label" ) sim_seurat$partCNV_label <- factor(sim_seurat$partCNV_label, levels = c(1,0), labels = c( "aneuploid", "diploid" )) ## ----s6, echo=TRUE, eval=TRUE, message=FALSE, warning=FALSE------------------- library(ggplot2) DimPlot(sim_seurat, reduction = "umap", group = "partCNV_label") + ggtitle(paste0("partCNV (", signif(p1,2)*100, "%)")) ## ----s11, echo=TRUE, eval=TRUE------------------------------------------------ res <- GetCytoLocation(cyto_feature = "chr20(q11.1-q13.1)") GEout <- GetExprCountCyto(cytoloc_output = res, Counts = as.matrix(SimData), normalization = TRUE, qt_cutoff = 0.99) ## ----s13, echo=TRUE, eval=TRUE, message=FALSE, warning=FALSE, results='hide'---- pcHout <- partCNVH(int_counts = GEout$ProcessedCount, cyto_type = "del", cyto_p = 0.40) ## ----s14, echo=TRUE, eval=TRUE------------------------------------------------ table(pcHout$EMHMMlabel) sum(pcHout$EMHMMlabel==1)/length(pcHout$EMHMMlabel) p2 <- sum(pcHout$EMHMMlabel==1)/length(pcHout$EMHMMlabel) ## ----s15, echo=TRUE, eval=TRUE, message=FALSE, warning=FALSE, results='hide'---- # I commented these steps because they are exactly the same as partCNV run. # library(Seurat) # sim_seurat <- CreateSeuratObject(counts = SimData) # sim_seurat <- NormalizeData(sim_seurat, normalization.method = "LogNormalize", scale.factor = 10000) # sim_seurat <- FindVariableFeatures(sim_seurat, selection.method = "vst", nfeatures = 2000) # all.genes <- rownames(sim_seurat) # sim_seurat <- ScaleData(sim_seurat, features = all.genes) # sim_seurat <- RunPCA(sim_seurat, features = VariableFeatures(object = sim_seurat)) # sim_seurat <- RunUMAP(sim_seurat, dims = 1:10) sim_seurat <- AddMetaData( object = sim_seurat, metadata = pcHout$EMHMMlabel, col.name = "partCNVH_label" ) sim_seurat$partCNVH_label <- factor(sim_seurat$partCNVH_label, levels = c(1,0), labels = c( "aneuploid", "diploid" )) ## ----s16, echo=TRUE, eval=TRUE, message=FALSE, warning=FALSE------------------ library(ggplot2) DimPlot(sim_seurat, reduction = "umap", group = "partCNVH_label") + ggtitle(paste0("partCNVH (", signif(p2,2)*100, "%)")) ## ----sessionInfo, echo=FALSE-------------------------------------------------- sessionInfo()