Mod: Update README.

README.md

@@ -67,7 +67,7 @@ aac-datasets-download --root "." clotho --subsets "dev"
 ```
 
 ## Datasets information
-Here is the statistics for each dataset :
+`aac-datasets` package contains 4 different datasets :
 
 <!-- | | AudioCaps | Clotho | MACS | WavCaps |
 |:---:|:---:|:---:|:---:|:---:|
@@ -85,7 +85,7 @@ Here is the statistics for each dataset :
 
 For Clotho, the **dev** subset should be used for training, val for validation and eval for testing.
 
-Here is additional statistics on the train subset for AudioCaps, Clotho and MACS:
+Here is additional statistics on the train subset for AudioCaps, Clotho, MACS and WavCaps:
 
 | | AudioCaps/train | Clotho/dev | MACS/full | WavCaps/full |
 |:---:|:---:|:---:|:---:|:---:|
@@ -96,7 +96,9 @@ Here is additional statistics on the train subset for AudioCaps, Clotho and MACS
 | Nb captions | 49,838 | 19,195 | 17,275 | 403,050 |
 | Total nb words<sup>2</sup> | 402,482 | 217,362 | 160,006 | 3,161,823 |
 | Sentence size<sup>2</sup> | 2-52 | 8-20 | 5-40 | 2-38 |
-| Vocabulary<sup>2</sup> | 4724 | 4369 | 2721 | 24600 |
+| Vocabulary<sup>2</sup> | 4724 | 4369 | 2721 | 24,600 |
+| Annotated by | Human | Human | Human | Machine |
+| Corrected by | Human | Human | None | None |
 
 <sup>1</sup> This duration is estimated on the total duration of 46230/49838 files of 126.7h.