{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001892},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006527","490:4900005000","490:4900005269","490:4900006303","490:4900005144","490:4900005116","496:4960011896","490:4900001474","490:4900002510","490:4900005007","466:4660000602","490:4900001200","490:4900002926","490:4900004737","466:4660000561","466:4660000227","490:4900006407","466:4660002667","470:4700001592","490:4900001891","490:4900005805","490:4900006526","490:4900003359","466:4660003502","490:4900003084"],"twin_admin_codes":[490,490,490,490,490,490,496,490,490,490,466,490,490,490,466,466,490,466,470,490,490,490,490,466,490],"twin_sims":[0.5153236435044657,0.47335637489427346,0.4636879073955115,0.45365641897909,0.45154907471809136,0.43155586944654245,0.4050724501763201,0.39890938229947415,0.38308759183907976,0.37060028532304884,0.36300559166615465,0.3588355016114987,0.35799455956736836,0.35456410770086916,0.3516944336945687,0.35067391623384353,0.3483362766074729,0.34543834099049486,0.3439404248443342,0.3413873738628632,0.33803239535311735,0.33162768985357394,0.330610559422958,0.32792544737063234,0.325338154964634],"twin_dists":[0.14954866940632752,0.15884098339617134,0.16101750380610502,0.16329258829202126,0.16377283251078842,0.1683724730191565,0.17460168207106366,0.1760765667937034,0.1799117119983566,0.18299229494013602,0.18489101340946926,0.18594209841643877,0.1861548151579218,0.1870252240834744,0.187756700430471,0.18801757782383446,0.18861665608725783,0.18936226819300125,0.1897489656475458,0.19041012394500123,0.19128299169895732,0.192962402749017,0.19323073066907903,0.19394127149107968,0.19462896903075771],"n_dims_used":45,"mean_confidence":0.9162951999240452},"coverage":{"mean_confidence":0.9162951999240452,"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}}