{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001079},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000420","496:4960008975","490:4900000839","496:4960008874","490:4900000709","490:4900002025","496:4960008266","490:4900001206","490:4900000284","490:4900002191","490:4900000946","490:4900001339","496:4960004818","496:4960006502","490:4900001433","490:4900002193","496:4960008027","487:4870007027","470:4700002617","490:4900002343","490:4900001737","487:4870004572","487:4870003538","487:4870002543","496:4960011825"],"twin_admin_codes":[490,496,490,496,490,490,496,490,490,490,490,490,496,496,490,490,496,487,470,490,490,487,487,487,496],"twin_sims":[0.6542468776643852,0.5898498578923581,0.5859428471176922,0.5001307626278462,0.45083516289246744,0.42374477774921904,0.4187642247848028,0.41073928044238717,0.40081554165482436,0.39693662468197477,0.39128166719188795,0.37255397668586615,0.3595060407917331,0.35027914863263665,0.3463591983791217,0.34199596293510015,0.33760603682097695,0.33078584875944,0.330383661275287,0.32820393042672497,0.3272834148731658,0.3270248883064819,0.3061830593364146,0.3042614571831265,0.3018143732747225],"twin_dists":[0.11963555453764041,0.1334471894147804,0.13428457067288543,0.15288667646444679,0.16393571450616937,0.1701924701634568,0.17136024205376388,0.17325437883489755,0.17561931038359177,0.17655084938669027,0.17791644401968157,0.18250700742841922,0.18577266808043322,0.18811859964337913,0.18912498332235966,0.19025228012701145,0.19139425084396997,0.19318445558966058,0.19329065007053936,0.19386743017085772,0.1941116418829728,0.19418029686834676,0.19981873612968343,0.20034947855924148,0.20102817995824687],"n_dims_used":45,"mean_confidence":0.9148924085828993},"coverage":{"mean_confidence":0.9148924085828993,"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}}