{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008996},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008573","490:4900009413","490:4900011715","490:4900009017","490:4900009019","490:4900007798","490:4900009018","490:4900009227","490:4900008355","490:4900008243","490:4900009139","490:4900008244","490:4900009124","490:4900009229","490:4900008920","490:4900009356","490:4900008242","490:4900009740","490:4900008909","490:4900009422","490:4900009035","490:4900008587","490:4900008815","490:4900008467","490:4900008468"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.15347360929292642,0.015447853510307892,0.010330731528122888,0.00433116177377911,0.0032316881354898528,0.0029288695797758833,0.0026824787122724566,0.002558582592094671,0.002405406376163496,0.0022557428083919188,0.0016539003561497863,0.0014958917849938948,0.0011866606009736536,0.001117235579082461,0.0011079467644999163,0.0010801116498672621,0.001004875691563852,0.0009873483870449038,0.0008643821483089308,0.0007146045618742578,0.0005525498736824005,0.0004961276208666442,0.0004324588284035495,0.0003158408690303851,0.0003003844593653421],"twin_dists":[0.2514489918869694,0.3750781136854218,0.39275523124090783,0.4284645536967189,0.4398414083252497,0.44359842653352355,0.4469273049748506,0.448708435115377,0.45102312682755397,0.453419195235543,0.4648207330214393,0.46845037102910053,0.47671587617771244,0.4788441834049794,0.4791381834382504,0.4800330722114422,0.4825633841473015,0.48317804417938337,0.4877991547063422,0.49433516642112085,0.5030341475064954,0.5066329461356236,0.5111851713120739,0.5214512275133417,0.5230717306235374],"n_dims_used":45,"mean_confidence":0.8784264458550347},"coverage":{"mean_confidence":0.8784264458550347,"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}}