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Update README.md

Maxime Chevalier-Boisvert 4 年之前
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README.md

@@ -295,13 +295,10 @@ Registered configurations:
 - `MiniGrid-RedBlueDoors-6x6-v0`
 - `MiniGrid-RedBlueDoors-6x6-v0`
 - `MiniGrid-RedBlueDoors-8x8-v0`
 - `MiniGrid-RedBlueDoors-8x8-v0`
 
 
-The purpose of this environment is to test memory.
 The agent is randomly placed within a room with one red and one blue door
 The agent is randomly placed within a room with one red and one blue door
 facing opposite directions. The agent has to open the red door and then open
 facing opposite directions. The agent has to open the red door and then open
-the blue door, in that order.  The agent, when facing one door, cannot see
-the door behind him. Hence, the agent needs to remember whether or not he has
-previously opened the other door in order to reliably succeed at completing
-the task.
+the blue door, in that order. Note that, surprisingly, this environment is
+solvable without memory.
 
 
 ### Memory environment
 ### Memory environment
 
 
@@ -310,8 +307,6 @@ Registered configurations:
 - `MiniGrid-MemoryS13Random-v0`
 - `MiniGrid-MemoryS13Random-v0`
 - `MiniGrid-MemoryS13-v0`
 - `MiniGrid-MemoryS13-v0`
 - `MiniGrid-MemoryS11-v0`
 - `MiniGrid-MemoryS11-v0`
-- `MiniGrid-MemoryS9-v0`
-- `MiniGrid-MemoryS7-v0`
 
 
 This environment is a memory test. The agent starts in a small room
 This environment is a memory test. The agent starts in a small room
 where it sees an object. It then has to go through a narrow hallway
 where it sees an object. It then has to go through a narrow hallway