{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001730},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001589","490:4900000844","490:4900001203","490:4900000406","490:4900002026","490:4900001587","490:4900000922","490:4900001327","490:4900000940","487:4870002207","496:4960008586","490:4900002632","496:4960004363","496:4960005121","496:4960004977","496:4960005124","487:4870007175","490:4900001334","490:4900001085","496:4960006243","496:4960008029","496:4960004361","487:4870005271","490:4900003618","496:4960008496"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,487,496,490,496,496,496,496,487,490,490,496,496,496,487,490,496],"twin_sims":[0.7907028518124262,0.5568563962039288,0.5559674565853155,0.5435958670065631,0.4918993786793129,0.4872900966877857,0.45717723407274474,0.4559292214808767,0.4236243948269937,0.4192870346266016,0.4153504519098538,0.4133979024439426,0.4129434908138566,0.41129133381982247,0.38681720593080465,0.3831057829526682,0.3804388786067282,0.3772926598080403,0.3759335762339021,0.36944660964419607,0.36431938602394004,0.3632492777424037,0.3601581851506495,0.3467734426596749,0.33050305809331626],"twin_dists":[0.0890058284867536,0.14053450427657083,0.1407261259669096,0.14339804374705192,0.15470674857398023,0.15572981672140682,0.16249204762880717,0.1627755552245197,0.17022062763448226,0.17123738600050917,0.17216406702563616,0.17262510238806017,0.17273253313494766,0.1731235659278251,0.1790010671603769,0.17990726010739888,0.18056101566601157,0.18133512052020234,0.1816704838319636,0.18327945835184178,0.18456113883335884,0.18482978182759613,0.1856080406160909,0.1890183503644349,0.19325911687378458],"n_dims_used":45,"mean_confidence":0.9139768812391493},"coverage":{"mean_confidence":0.9139768812391493,"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}}