{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011501},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011630","490:4900011565","490:4900011899","490:4900011833","490:4900011826","490:4900011698","490:4900011084","490:4900011773","490:4900011895","490:4900011902","490:4900011437","490:4900011500","490:4900011165","490:4900010496","490:4900011234","490:4900011442","490:4900011644","490:4900011764","490:4900010998","490:4900011374","490:4900011704","490:4900010924","490:4900011376","490:4900011776","490:4900011433"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.43379281526796803,0.4286771899426913,0.36297697119103844,0.3440835287906499,0.2695541151138494,0.2529080284213594,0.22434261346142606,0.2215880111552217,0.21098464745504367,0.2004725129760364,0.16886615626774437,0.1673243607494718,0.15785159004851662,0.15608725537190782,0.15307754015556124,0.14705687196197828,0.13907720490802936,0.13497773597822466,0.134433773178203,0.13360968987355334,0.1331161555180092,0.1318934266836743,0.12970139962366517,0.12426900032717958,0.1203179960425403],"twin_dists":[0.1678537429710556,0.1690416226920181,0.18489820631053627,0.1897119837958562,0.2102993300822014,0.215351276878418,0.22454250003554813,0.22546865048211348,0.22910757097591425,0.23283986564430184,0.24495367090186654,0.2455844528883907,0.24955510249400584,0.25031366638502384,0.25162227110086505,0.25429782017592234,0.2579718010928188,0.2599207049504859,0.2601826267789448,0.26058094882778876,0.2608203842119567,0.2614164741919939,0.26249561022312307,0.26523071365188955,0.26727759755115577],"n_dims_used":45,"mean_confidence":0.890691630045573},"coverage":{"mean_confidence":0.890691630045573,"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}}