{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770003654},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990001194","477:4770003596","477:4770003655","499:4990000602","477:4770003949","477:4770003921","499:4990000675","477:4770003546","477:4770003701","477:4770004000","499:4990001500","477:4770003761","477:4770003713","477:4770003753","477:4770001713","499:4990000532","499:4990000540","499:4990000842","499:4990000838","499:4990003470","499:4990000531","499:4990000245","499:4990000246","499:4990000759","477:4770003716"],"twin_admin_codes":[499,477,477,499,477,477,499,477,477,477,499,477,477,477,477,499,499,499,499,499,499,499,499,499,477],"twin_sims":[0.8906723349257408,0.8547319779549774,0.8362946231005134,0.7747989538054136,0.7729471890242092,0.7704202562740154,0.7403657865240397,0.7045978617791161,0.6967034262097804,0.6866480720296514,0.6854150975261534,0.6797461147218741,0.6795445426540775,0.6632089301792817,0.6461095670128207,0.6348223765392909,0.6315353884423861,0.6268628167099439,0.6267512380023621,0.6101916894301253,0.60468680479946,0.5987589011418241,0.5946073557106242,0.5943571712809393,0.590994665306411],"twin_dists":[0.062496129303521566,0.07276851072235202,0.07765892898708873,0.0927765193226563,0.09321054082979037,0.09380123605968571,0.10070272258414752,0.10868066698677328,0.11041553719035854,0.11261449457998463,0.11288336644712288,0.11411761787653572,0.11416144668071669,0.11770171754173538,0.12138731044094152,0.123812018439027,0.12451723497924558,0.12551918094650116,0.1255430999833986,0.12909055307973574,0.1302693073241383,0.13153872012248838,0.13242791395567766,0.1324815061658789,0.1332018838192566],"n_dims_used":45,"mean_confidence":0.9247879028320313},"coverage":{"mean_confidence":0.9247879028320313,"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}}