{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700007469},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700007733","470:4700007651","499:4990001180","489:4890002711","479:4790000211","470:4700008992","470:4700007090","469:4690000661","470:4700008655","472:4720002659","479:4790002045","470:4700007932","470:4700008466","488:4880000582","485:4850008764","470:4700008600","488:4880001446","470:4700008018","470:4700007726","485:4850001516","469:4690000718","470:4700007379","496:4960005310","500:5000001427","466:4660013954"],"twin_admin_codes":[470,470,499,489,479,470,470,469,470,472,479,470,470,488,485,470,488,470,470,485,469,470,496,500,466],"twin_sims":[0.2949225827515763,0.27684574584727784,0.26905461962363986,0.23506909785204522,0.18218171015583307,0.15873831216303388,0.1387611869754591,0.13418442446851805,0.12741260322142048,0.12651286536705927,0.1256801441840998,0.12506082492133883,0.12117980572941542,0.11225928183685616,0.10864928921740888,0.10278800820400355,0.10228004974246345,0.10171071747529181,0.09806555429495621,0.09777707634304245,0.09344597108038381,0.09340856141111696,0.09282327314042096,0.09139251617440512,0.09082593808835454],"twin_dists":[0.20295708391523798,0.20814750350687047,0.21044804158954689,0.22100621906976226,0.23967038608264868,0.24917619545178005,0.258120497324837,0.2603029559150058,0.2636371872301974,0.2640901991181492,0.2645116501795191,0.2648264718960393,0.2668267999848355,0.2716174588488586,0.2736397267896855,0.2770370211056618,0.27733848459322863,0.27767776470303696,0.27988594463376726,0.28006343084758245,0.2827789550192368,0.2828028382184199,0.28317748644301194,0.28410124597383635,0.28447021629997377],"n_dims_used":43,"mean_confidence":0.9092433840729469},"coverage":{"mean_confidence":0.9092433840729469,"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}}