Add task category and clean metadata

README.md

@@ -1,20 +1,21 @@
 ---
-license: apache-2.0
 language:
-  - en
-pretty_name: XMemTransfer Results
+- en
+license: apache-2.0
 size_categories:
-  - n<1K
+- n<1K
+pretty_name: XMemTransfer Results
 tags:
-  - xmemtransfer
-  - external-memory
-  - experimental-results
-  - arxiv:2608.17050
+- xmemtransfer
+- external-memory
+- experimental-results
+task_categories:
+- other
 configs:
-  - config_name: default
-    data_files:
-      - split: train
-        path: data/release_artifacts.jsonl
+- config_name: default
+  data_files:
+  - split: train
+    path: data/release_artifacts.jsonl
 ---
 
 # XMemTransfer Results
@@ -99,4 +100,4 @@ dataset referenced in this card.
 
 ## License
 
-Apache-2.0, matching the XMemTransfer code release.
+Apache-2.0, matching the XMemTransfer code release.