{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008294},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007967","490:4900008070","490:4900008629","490:4900007840","490:4900008747","490:4900008628","490:4900010388","490:4900008082","490:4900007842","490:4900009280","490:4900007841","490:4900008524","490:4900008292","490:4900011487","490:4900008180","490:4900009066","490:4900010094","490:4900010106","490:4900008409","490:4900011284","490:4900008069","490:4900007962","466:4660003309","490:4900010720","490:4900010815"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,466,490,490],"twin_sims":[0.7025613484957633,0.6964681759934259,0.6488775821034387,0.6293302768029178,0.5099484794382395,0.48922701081773556,0.4816916017938918,0.44889355133183606,0.44433291760009463,0.4432258963131684,0.4374128176700253,0.4352661803828432,0.41172717261877734,0.37590667618825296,0.373416665854168,0.3505033762627216,0.3422128852835877,0.3363765768360546,0.3325822022878249,0.3323354539824573,0.3305677007125308,0.3299926761851008,0.32630331774848526,0.31710229834510967,0.31368097126923944],"twin_dists":[0.10912897334506563,0.11046711602142387,0.12079182023384821,0.1249901536699403,0.15072666746671803,0.15529955038584675,0.1569764297789313,0.16437918887947267,0.16542371808916345,0.1656778770736761,0.16701655739877197,0.16751266815014,0.17302034510517383,0.1816771275748633,0.1822931198788802,0.18806121204146903,0.19019605536559656,0.19171550640729373,0.19271100317334186,0.1927759539469893,0.19324204709564777,0.19339395464326722,0.1943720779168639,0.19683855869965142,0.19776595279123635],"n_dims_used":45,"mean_confidence":0.920487806532118},"coverage":{"mean_confidence":0.920487806532118,"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}}