Card: repo moved to MVRL; update self-references

README.md

@@ -69,9 +69,9 @@ zoom levels (1 + 4 + 16 + 64), so any seed configuration can be completed and
 scored against ground truth at every level. This is the benchmark of Genesis
 (ACM SIGSPATIAL 2026). A companion retrieval split with object annotations and
 captions is in
-[`dcher95/dense500-retrieval`](https://huggingface.co/datasets/dcher95/dense500-retrieval)
+[`MVRL/dense500-retrieval`](https://huggingface.co/datasets/MVRL/dense500-retrieval)
 and
-[`dcher95/dense500-retrieval-instances`](https://huggingface.co/datasets/dcher95/dense500-retrieval-instances).
+[`MVRL/dense500-retrieval-instances`](https://huggingface.co/datasets/MVRL/dense500-retrieval-instances).
 
 ## Construction
 
@@ -114,7 +114,7 @@ Each row is one tile.
 ```python
 from datasets import load_dataset
 
-ds = load_dataset("dcher95/dense500", split="train")
+ds = load_dataset("MVRL/dense500", split="train")
 
 from collections import defaultdict
 by_site = defaultdict(list)