{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000230},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770000271","477:4770000317","477:4770000150","477:4770000086","477:4770000229","477:4770000044","477:4770000225","477:4770000272","477:4770000267","477:4770000224","489:4890001784","477:4770000227","477:4770000228","477:4770000110","477:4770000274","489:4890002364","477:4770000325","477:4770000269","477:4770000442","477:4770000495","477:4770000316","477:4770000441","477:4770000402","477:4770000222","489:4890001783"],"twin_admin_codes":[477,477,477,477,477,477,477,477,477,477,489,477,477,477,477,489,477,477,477,477,477,477,477,477,489],"twin_sims":[0.9222581733757154,0.9022263901745309,0.9004721186030826,0.8695495989310986,0.85510432153496,0.8410746300180025,0.8386631730786918,0.8339250038097537,0.8332101214516199,0.8298530251085791,0.8134231598262757,0.8071865098216017,0.8054222980688133,0.8020369908542685,0.7912018476968847,0.7729581999810219,0.7727200696846312,0.7629663205941675,0.744221326595278,0.7291907170578615,0.7270638730572961,0.726817287742095,0.7249884647366188,0.720434704412077,0.716345797996445],"twin_dists":[0.05225090646413784,0.058914882099534556,0.05946949142341164,0.0686690774061325,0.07266748659346853,0.0764109972442452,0.07704220169223996,0.07827280189799803,0.07845739641833441,0.07932060725141271,0.08346470862012707,0.08500590723737249,0.08543896477346394,0.08626649207802367,0.08888619083490014,0.09320796296096978,0.09326370596640902,0.09553350286413541,0.09982893624948577,0.10321875955522143,0.10369498979760693,0.10375015214253956,0.10415893963128832,0.10517436020368416,0.10608325418963531],"n_dims_used":45,"mean_confidence":0.9199559529622395},"coverage":{"mean_confidence":0.9199559529622395,"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}}