{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001095},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001005","480:4800001009","480:4800000848","480:4800001036","480:4800000975","480:4800000962","480:4800001145","480:4800000796","480:4800000968","480:4800000930","480:4800000805","480:4800000888","480:4800001144","480:4800000925","480:4800000869","494:4940000979","480:4800000926","480:4800003089","480:4800000792","470:4700001094","480:4800000971","477:4770003583","480:4800002825","480:4800000915","469:4690003875"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,494,480,480,480,470,480,477,480,480,469],"twin_sims":[0.6438847808387761,0.6321268312876268,0.5018093546629058,0.49874877861867856,0.4841189997091184,0.40846011066331067,0.3722279148746092,0.31104493070263817,0.3085915391708834,0.23800403275974097,0.21918676436216894,0.21149125774142,0.20861150702413425,0.2065124586855757,0.19693353801973132,0.19175482797009083,0.1783059119792786,0.17327020303863871,0.1645171015424356,0.16441899035476287,0.16396260527633744,0.16190221120058335,0.16073421178888134,0.15594136464576602,0.15511135291627481],"twin_dists":[0.12186566555516413,0.12439036720075704,0.1525165604761114,0.15319165219423067,0.15643537373113192,0.17379526299158846,0.18258791194176457,0.1984844137289482,0.19915622777263828,0.22005718364485552,0.22628229176871925,0.22893093548880977,0.22993885157779714,0.2306795045624103,0.23412656332615242,0.2360386296980638,0.24117902784055595,0.24317436502837905,0.24674380443982769,0.24678458024688701,0.24697448922861406,0.2478366471560521,0.24832892714555513,0.2503766709127677,0.2507359431092887],"n_dims_used":43,"mean_confidence":0.9163328658702762},"coverage":{"mean_confidence":0.9163328658702762,"n_dims_used":43,"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}}