{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001231},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002198","480:4800001425","480:4800001239","480:4800001762","480:4800001936","480:4800001474","480:4800001471","480:4800001301","480:4800001300","480:4800002089","480:4800001245","480:4800001417","480:4800001645","480:4800001479","480:4800001422","480:4800001428","480:4800001472","480:4800001362","480:4800001932","480:4800002039","480:4800002036","480:4800001981","480:4800002047","480:4800001758","480:4800001536"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.47670843287138814,0.3358419559263554,0.3168895350141425,0.31330082633385153,0.29749077300347504,0.2881970421630243,0.2829257132216319,0.26904677593252024,0.2092604682477848,0.19333795246594912,0.1844307013622696,0.18095087616311917,0.16973271120113964,0.16479165857243705,0.14484783839662813,0.14071025702146633,0.1382179107021098,0.13705382877756228,0.13449982157260662,0.13313747202164655,0.13183879074013027,0.1279315748515231,0.11616185438046248,0.10176956663352307,0.09096927663696414],"twin_dists":[0.1580898739037411,0.19185539992000258,0.19689606523592634,0.19786934956226276,0.20223522626781223,0.2048652906898466,0.20637958458325845,0.21045037820235546,0.22971089269926098,0.23545034401180517,0.23880535083283888,0.24014700099282493,0.24460096066384518,0.24662978965634536,0.2552997788583326,0.2572073915560007,0.2583767178980795,0.25892826870726754,0.260150781637004,0.26081002885153776,0.261443206582564,0.2633769894177618,0.26948694887832575,0.2776426263020356,0.2843766987928016],"n_dims_used":43,"mean_confidence":0.912912413131359},"coverage":{"mean_confidence":0.912912413131359,"n_dims_used":43,"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}}