Add metadata.json

metadata.json

@@ -0,0 +1,11 @@
+{
+  "READY": true,
+  "name": "pca_1k",
+  "task": "multiregression",
+  "cat_idx": [],
+  "num_samples": 2609,
+  "num_features": 827,
+  "description": "This dataset contains genotypes from chromosome chr22 for a subset of samples from the 1000 Genomes Project and HGDP.         For this specific dataset, 1000 SNPs at random positions where randomly selected from the original sequences and missing values where introduced with a probability of 0%.         The task is to predict the first 3 PCA coordinates of each sample..",
+  "source": "Chromosome data was dowloaded from GnomAD v3.1.2 - 1KG + HGDP callset: https://gnomad.broadinstitute.org/downloads#v3-hgdp-1kg.         PCA coordinates were computed from the 300.000 more informative SNPs, using the chromosomes 1 to 22.",
+  "label": "genomics"
+}