{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000234},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000233","480:4800000102","480:4800000264","480:4800000140","480:4800000208","480:4800000174","480:4800000219","480:4800000265","480:4800000205","480:4800000236","480:4800000115","480:4800000235","480:4800000200","480:4800000232","480:4800000142","480:4800000005","480:4800000222","480:4800000187","480:4800000013","480:4800000184","480:4800000172","480:4800000249","480:4800000193","480:4800000224","480:4800000004"],"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":[0.6159710151095517,0.5258808242267314,0.5143583886948332,0.49847614316325417,0.4061924664871307,0.33130360372628503,0.30920697649786766,0.24062168392457775,0.22677542519469832,0.1842023107916477,0.18219957591468125,0.1784973631926181,0.17505995732065618,0.1732660892722814,0.1597955023262872,0.1597638837711744,0.1566132678830326,0.15281868592073142,0.1416521050806353,0.1412786492380492,0.14120446924765015,0.1389899673754664,0.13625463469976512,0.1246094914406746,0.12015184268126348],"twin_dists":[0.12785289002640443,0.14724361118541815,0.1497599829723893,0.15325184526429356,0.17433473613546455,0.19304785053187312,0.19898741511226817,0.2192171592138082,0.22373081541929524,0.23889285688114306,0.2396634847180956,0.24110396325858108,0.24246051996636703,0.24317601186048246,0.2487264545238064,0.24873987396514854,0.25008685868089925,0.2517356969384188,0.2567695270734656,0.25694288630628837,0.2569773614621835,0.2580128238257718,0.25930896573383166,0.26505664719315253,0.26736479281220354],"n_dims_used":43,"mean_confidence":0.906872594079306},"coverage":{"mean_confidence":0.906872594079306,"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}}