{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000959},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001271","472:4720000202","489:4890001087","470:4700005758","489:4890001417","469:4690008825","489:4890001340","472:4720000479","478:4780001514","472:4720007125","478:4780001515","489:4890000675","489:4890001336","470:4700006706","489:4890002728","469:4690001414","479:4790001653","489:4890001408","496:4960003547","489:4890001816","468:4680001030","472:4720000415","472:4720003898","472:4720001357","489:4890000904"],"twin_admin_codes":[489,472,489,470,489,469,489,472,478,472,478,489,489,470,489,469,479,489,496,489,468,472,472,472,489],"twin_sims":[0.5878444673158213,0.5219083915725825,0.47193732998967164,0.46291922310749795,0.4417406608002796,0.4404778488136208,0.4345542099154723,0.41950121000728063,0.40044676894205067,0.39297769035032565,0.361869204385687,0.35768862652007527,0.35260626840846176,0.3297245815808477,0.32433250716732387,0.31117431339556545,0.30710787730138595,0.3046864816814949,0.30125938962929255,0.30069792191570005,0.2918986576421993,0.28906035160824833,0.2828006745194635,0.2808065618662015,0.27780469603036984],"twin_dists":[0.13387695961407564,0.14810967635715547,0.15915948353427564,0.16119121302365796,0.16601925453257577,0.16630985888964808,0.16767742709383535,0.17118707532784752,0.1757076957247211,0.1775059227391825,0.18517683172315258,0.18623226466960746,0.18752393967069722,0.1934648284034046,0.19489708591842267,0.1984490691589665,0.19956398949991644,0.20023192094243392,0.2011825503137132,0.20133889311243783,0.2038118140090071,0.20461887526914815,0.20641570984259672,0.20699314450519493,0.20786710466311623],"n_dims_used":45,"mean_confidence":0.9149103800455729},"coverage":{"mean_confidence":0.9149103800455729,"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}}