{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990002239},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990003349","485:4850001642","499:4990001510","499:4990003232","479:4790001336","499:4990002887","485:4850000350","499:4990002644","473:4730001699","499:4990001863","496:4960005092","488:4880000791","488:4880000931","485:4850002202","485:4850000555","479:4790000626","500:5000001627","470:4700001336","479:4790004072","500:5000005372","485:4850000556","479:4790002208","496:4960005244","499:4990003241","485:4850001167"],"twin_admin_codes":[499,485,499,499,479,499,485,499,473,499,496,488,488,485,485,479,500,470,479,500,485,479,496,499,485],"twin_sims":[0.3813253424006396,0.3634767907447736,0.30177454774123996,0.2636324687676973,0.23226020892920546,0.22705055908118751,0.20157895446869672,0.18162182014545877,0.1807624224031201,0.16741860370472897,0.151217138640842,0.15095459559908456,0.14842715700662495,0.14725483244338933,0.14491295420863573,0.14138839972680373,0.14028967006715026,0.13990821828444366,0.13877623520736207,0.13801005969498795,0.13640334451301137,0.13333106436641798,0.13291028164346386,0.13228334910644154,0.13098426250268064],"twin_dists":[0.1803434671952696,0.18477263286115858,0.20103925203609357,0.21207349027570488,0.22192178857451564,0.2236393840107454,0.2324408034623022,0.23988690873304216,0.24022017801405474,0.2455457762724872,0.25244062412517104,0.2525567062598863,0.25368187600626485,0.2542085755040728,0.2552700827625493,0.2568919044696182,0.257403627481146,0.25758198345002986,0.258113410934318,0.2584749438687843,0.2592380012505522,0.2607160405111139,0.26092046008179576,0.2612259338555705,0.2618624022510457],"n_dims_used":45,"mean_confidence":0.9277360704210069},"coverage":{"mean_confidence":0.9277360704210069,"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}}