Update README.md

Author: BDeMo

README.md

@@ -103,12 +103,11 @@ DD-Ranking is flexible and easy to use, supported by:
 </details>
 
 ## Overview
-: DC DSA DM MTT
-: DATM SRe2L RDED D4M
+Included datasets and methods (hard/soft label).
 |Dataset|Hard Label|Soft Label|
 |:-|:-|:-|
-|CIFAR10|DC|DATM|
-|CIFAR100|DSA|SRe2L|
+|CIFAR-10|DC|DATM|
+|CIFAR-100|DSA|SRe2L|
 |TinyImageNet|DM|RDED|
 ||MTT|D4M|