{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":473,"cluster_id":4730004100},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["473:4730003911","473:4730004278","473:4730004382","473:4730003913","473:4730004384","473:4730003736","473:4730003424","473:4730003502","473:4730003822","473:4730004099","473:4730003501","473:4730003353","473:4730004098","473:4730007348","473:4730003735","473:4730003821","473:4730003577","473:4730008955","473:4730009375","473:4730003655","473:4730003503","473:4730004110","473:4730003087","473:4730004280","473:4730007237"],"twin_admin_codes":[473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473],"twin_sims":[0.8521357193531398,0.8380804719921036,0.7902405812574499,0.7309998887334671,0.716079559532019,0.676701936908457,0.6736502835450768,0.6652553489186451,0.6569332374448568,0.6476607900994947,0.6384645245084127,0.5918189219171428,0.5851095871179443,0.5519177557732162,0.537243792032208,0.5359925871564934,0.5107564502992078,0.5093718226387067,0.5046212459876117,0.502560585080232,0.4928369356816179,0.48463163819083477,0.47855469170182985,0.4747662911417705,0.4745988398113749],"twin_dists":[0.07347027866338164,0.07719422140760474,0.08911658493631519,0.1028130232078782,0.10614234347295133,0.11477912670849057,0.11544142322942243,0.11725937705324506,0.11905642958307147,0.12105363904456501,0.12303017321268733,0.13302527941764244,0.13446320588502061,0.14159967486997835,0.14477403328116148,0.14504543548316756,0.15054939608400525,0.1508532320171518,0.15189732039251294,0.15235103076262804,0.15449900003259312,0.15632121728088755,0.15767691070443193,0.15852484545111362,0.15856237594447772],"n_dims_used":44,"mean_confidence":0.9109034104780718},"coverage":{"mean_confidence":0.9109034104780718,"n_dims_used":44,"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}}