{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850000709},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["485:4850000658","485:4850000485","485:4850000419","485:4850000749","485:4850000754","499:4990002481","485:4850000756","485:4850000667","477:4770003772","477:4770001543","481:4810003633","499:4990004000","485:4850000516","477:4770001656","485:4850000553","499:4990002659","485:4850002373","499:4990003262","485:4850000546","485:4850002111","481:4810001329","467:4670000908","485:4850002472","485:4850000307","467:4670001012"],"twin_admin_codes":[485,485,485,485,485,499,485,485,477,477,481,499,485,477,485,499,485,499,485,485,481,467,485,485,467],"twin_sims":[0.6564663084488299,0.6196086251486138,0.6185805733684216,0.5924272213332794,0.4737837360010974,0.41178171335289254,0.4033567426465979,0.38752980520721814,0.3815843183264936,0.3515108981497868,0.3440114945162261,0.33953360042000175,0.33425868859700325,0.331280372769768,0.3230434556166706,0.30992787294383295,0.30321683999517246,0.29753410736062047,0.29737476393584245,0.2953933696247482,0.2896840176685621,0.2801702012856619,0.27566578292864014,0.2743590249758197,0.270909477844893],"twin_dists":[0.11915712164188122,0.12707370753521252,0.12729393622481727,0.1328949532092745,0.15874512570136995,0.17300743144327774,0.1750112463964724,0.1788275499780425,0.1802799574973778,0.18780358890015508,0.18973059833923753,0.1908918494580033,0.1922704010005594,0.19305397730768448,0.1952414383360419,0.19878992039650342,0.2006388147892009,0.2022230775299633,0.20226775439730224,0.202824480323027,0.20444113486687587,0.20717793792132022,0.2084933421469301,0.20887740240593136,0.20989666332020823],"n_dims_used":45,"mean_confidence":0.9168416341145833},"coverage":{"mean_confidence":0.9168416341145833,"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}}