Update parquet files

exponential1.0_grid128/test/0000.parquet

@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:8db5a568324e335d1d320b88d726b7a570c3b4461800120f4bc8c8c2524eb2fe
-size 79059674
+oid sha256:48bc95e55dd2b2eb1f2dd79d815395a143710b785141d7840b304e8a55f1e1cc
+size 634

exponential1.0_grid128/train/0000.parquet

@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:1f1656d37dbf760d6974799097edc8cac6111fb5b2bda9c33346fa779f588b69
-size 395291782
+oid sha256:48bc95e55dd2b2eb1f2dd79d815395a143710b785141d7840b304e8a55f1e1cc
+size 634