{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004450},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004194","489:4890004627","489:4890004682","489:4890003908","489:4890003967","489:4890004539","489:4890005437","489:4890003966","479:4790002481","489:4890005146","489:4890004768","489:4890004540","489:4890003845","489:4890004147","489:4890003659","489:4890005211","489:4890004767","489:4890004304","469:4690006408","489:4890004333","489:4890003843","489:4890004572","489:4890005212","479:4790004096","477:4770003163"],"twin_admin_codes":[489,489,489,489,489,489,489,489,479,489,489,489,489,489,489,489,489,489,469,489,489,489,489,479,477],"twin_sims":[0.7591704653874597,0.729027936498227,0.6992644596066514,0.668114517061083,0.6287473869182136,0.6118704773669114,0.606010661005718,0.5974323807907566,0.5080101621456091,0.4907084472582809,0.4878297685712661,0.47636119884904965,0.47270595503588264,0.4592624590808736,0.45271615208464083,0.44867477442954745,0.44642669790284273,0.44219467828186343,0.4411767236222376,0.4404426094932913,0.43416508719700103,0.42993710090260295,0.4299291485037869,0.4297167196183202,0.42647342910908376],"twin_dists":[0.09641008161569191,0.10325523681527989,0.10985359149163504,0.11664083848104595,0.12511514039736463,0.12873105946820423,0.12998583300360103,0.13182281852722533,0.15115223665846084,0.15497080983744735,0.15560988197661588,0.15816759958643606,0.1589869285772075,0.16201897479014016,0.163506764410162,0.16442920370389172,0.16494367314481043,0.1659148527484828,0.16614899046856946,0.16631797298162304,0.16776752061813022,0.16874853151176958,0.16875038036550816,0.16879977313442826,0.16955513126737237],"n_dims_used":45,"mean_confidence":0.9201476203070746},"coverage":{"mean_confidence":0.9201476203070746,"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}}