Update getting-started.md

docs/getting-started.md

@@ -6,9 +6,7 @@ For installation and downloading the saved weights of the models, please check t
 
 ## Data Format
 
-Input MRI scans should be in **NRRD** format with three modalities per patient: T2W, DWI, and ADC.
-
-The data pipeline uses MONAI's decathlon-format JSON:
+Input bpMRI scans should have all three sequnces, T2W, ADC and DWI as separate files in **NRRD** format. The prostate mask and heatmap are generated by the sample for each sample. To train the models or run testing with reference labels, the data pipeline uses MONAI's decathlon-format JSON:
 
 ```json
 {
@@ -25,5 +23,5 @@ The data pipeline uses MONAI's decathlon-format JSON:
     "test": [...]
 }
 ```
-
+Sample JSON files are available in the github repository.
 Paths are relative to `data_root`. PI-RADS labels are 0-indexed (`0` = PI-RADS 2, `3` = PI-RADS 5). csPCa labels are binary (0 or 1).