{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770001146},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770000892","477:4770000958","485:4850007847","485:4850007674","500:5000001495","485:4850007682","477:4770000159","485:4850006822","477:4770001366","477:4770001247","489:4890002612","485:4850007943","477:4770001652","499:4990003018","499:4990001195","500:5000000725","477:4770001263","477:4770001649","477:4770003953","499:4990001084","500:5000001073","477:4770003973","489:4890002289","499:4990000398","485:4850007264"],"twin_admin_codes":[477,477,485,485,500,485,477,485,477,477,489,485,477,499,499,500,477,477,477,499,500,477,489,499,485],"twin_sims":[0.46947262861648625,0.44497409874937144,0.4123986921954531,0.3945239317671758,0.3804766067294964,0.3730062638355709,0.36838906247500136,0.3622349903961965,0.36127687139051023,0.35790099738132997,0.3424234412528661,0.33462908203203073,0.3314222350420178,0.3294957444623995,0.3288398159720699,0.32515422630056523,0.3233068676370806,0.32080054219143417,0.31964696650983826,0.3138396945944135,0.3127149827316268,0.3116775135647691,0.3105853464972308,0.3050432388326692,0.3005661241121679],"twin_dists":[0.15971344116566874,0.16527662165510798,0.1728614006906513,0.17713237298468348,0.18055175177121283,0.18239484092475824,0.18354308667068417,0.18508478145456514,0.18532599301933458,0.18617849760006253,0.19014149891507282,0.19217321916571162,0.1930165671745014,0.19352534906121527,0.19369895093340325,0.19467797203996673,0.19517100931191986,0.19584243407476154,0.19615245449507823,0.19772280224740965,0.1980288348737667,0.1983116854913325,0.19861003028654087,0.20013331872280613,0.20137561739750562],"n_dims_used":45,"mean_confidence":0.9212482028537327},"coverage":{"mean_confidence":0.9212482028537327,"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}}