{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000879},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000939","489:4890000940","489:4890000997","489:4890000881","489:4890000999","489:4890001059","489:4890000704","489:4890000882","489:4890000762","489:4890001056","489:4890000747","489:4890000595","489:4890000936","489:4890001000","489:4890000415","489:4890000941","489:4890000822","489:4890000362","489:4890001369","489:4890000632","489:4890000823","489:4890000943","489:4890000885","489:4890000745","489:4890000495"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.9587812593004873,0.9499540166111057,0.9470151870320042,0.934113194375067,0.8846168812948895,0.8454542378658313,0.8421542614629222,0.8300769081580478,0.8192520868750315,0.8106277919754361,0.8087255825289417,0.8076213909590917,0.7947116114827465,0.7876812499731907,0.7836109437613712,0.7821144410409948,0.7751580901183313,0.7726555838003917,0.7571491705032154,0.7457259609140027,0.738805268236839,0.7315327365647076,0.7177407313177309,0.7161909662604216,0.6953739703616181],"twin_dists":[0.037682550436714035,0.04161730589293921,0.04285470365723297,0.04795083385085953,0.06431099001485337,0.07525579076407775,0.07612729602085364,0.07926322464962107,0.08200901729298007,0.08415752127898674,0.084627081998615,0.08489896443313091,0.0880422555749108,0.08972847322448166,0.09069715373437352,0.09105196501574313,0.09269222921523532,0.09327879844172447,0.09687539723530204,0.09948709405982065,0.10105552131830829,0.10269340978421791,0.10577348113585629,0.10611761906121912,0.11070693445617034],"n_dims_used":45,"mean_confidence":0.9146662394205729},"coverage":{"mean_confidence":0.9146662394205729,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}