Blame for eval/retention.json

{
 "arm": "olmo-urban",
 "n_docs": 200,
 "max_tokens": 2048,
 "results": {
  "pretrained": {
   "loss": 2.9594,
   "retained": 0.0
  },
  "midtrained": {
   "loss": 1.6368,
   "retained": 1.0
  },
  "CompassioninMachineLearning/olmo-urban-part1": {
   "loss": 1.8511,
   "retained": 0.838
  }
 }
}