{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000295},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000250","490:4900000296","490:4900000248","490:4900000436","490:4900000081","490:4900000218","490:4900000359","490:4900000337","490:4900000155","496:4960006510","490:4900000506","490:4900000073","490:4900000140","490:4900000417","490:4900000065","490:4900000939","490:4900000182","490:4900000093","490:4900000152","490:4900000249","480:4800003468","490:4900004048","490:4900000497","490:4900000110","490:4900000236"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,496,490,490,490,490,490,490,490,490,490,490,480,490,490,490,490],"twin_sims":[0.7767423400261899,0.5334212994409226,0.529015557697039,0.3961428542084194,0.37195458688129623,0.3640783190427446,0.3259414920347763,0.3111529062244244,0.29723910519620056,0.2927564056949942,0.2776229291197285,0.27278995589698835,0.26939128179289495,0.26035122227102786,0.2595866983255777,0.25799357175801835,0.24159323661238621,0.2358267440812409,0.22934524280109783,0.22849471959403925,0.22383757246622274,0.2169832486658401,0.21510605254440593,0.2108390337181655,0.20807142029990155],"twin_dists":[0.09231995123419443,0.14560357725167228,0.14656120828413133,0.17674198922837214,0.18265575878772325,0.18462162212892436,0.19446833332280106,0.19845491655768122,0.2023058016183437,0.20356883563335934,0.20792020824495608,0.20934004242707818,0.21034779062670442,0.21306729641643707,0.21329997892205285,0.2137862361482061,0.21890689128207283,0.22076048991659392,0.22287966578590654,0.22316066591791922,0.22471173483357615,0.22703420927215454,0.22767883722840082,0.2291583941151394,0.23012893484886385],"n_dims_used":45,"mean_confidence":0.9176783243815104},"coverage":{"mean_confidence":0.9176783243815104,"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}}