{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800004313},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800004227","480:4800005010","480:4800004312","480:4800005084","480:4800005817","480:4800004062","480:4800004832","480:4800005264","480:4800005171","480:4800004145","480:4800005006","480:4800004924","480:4800004066","480:4800004921","480:4800005681","480:4800004143","480:4800004916","480:4800004067","480:4800005430","480:4800003909","480:4800004309","480:4800005161","480:4800004232","480:4800005815","480:4800003980"],"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":[0.6350939423121839,0.34595190519835617,0.282968144604613,0.2818174765268259,0.2762976790246418,0.27193625850204833,0.25518228737686244,0.24457591949663235,0.23587841720686628,0.2128139144952718,0.20344195736600093,0.19386150222175963,0.178207941219135,0.17325526001016622,0.17290950083349393,0.17274033272140596,0.16032117562246442,0.15970373404493962,0.15224128435653103,0.15043223838736092,0.14000716351250117,0.13093153577836314,0.13073591241548566,0.12269374769204025,0.1226050343152286],"twin_dists":[0.12375373877430945,0.18922989268298213,0.20636732781264824,0.20670010516508203,0.2083080256508341,0.20959244261948579,0.21464894739841922,0.21795938020481628,0.22074374947495665,0.22847112401658404,0.23177226026860145,0.23525653202654837,0.2412174625518043,0.24318034718841577,0.24331886848367845,0.24338671437320317,0.2485036324105074,0.24876540784465137,0.25198921418287473,0.2527881064039826,0.25753568469157956,0.2618883352139164,0.26198461892209973,0.26604077112489755,0.2660866260302931],"n_dims_used":43,"mean_confidence":0.9180155022199764},"coverage":{"mean_confidence":0.9180155022199764,"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}}