{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990001032},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990001123","477:4770003621","499:4990000068","499:4990003600","499:4990000253","499:4990000349","499:4990003725","499:4990003959","499:4990000870","499:4990000091","500:5000003400","499:4990000779","470:4700004323","489:4890000360","500:5000003068","499:4990000140","477:4770003776","500:5000003402","477:4770003826","499:4990001033","499:4990000481","499:4990003218","500:5000004308","499:4990000936","499:4990001784"],"twin_admin_codes":[499,477,499,499,499,499,499,499,499,499,500,499,470,489,500,499,477,500,477,499,499,499,500,499,499],"twin_sims":[0.8124035629347424,0.7359957441665115,0.7186710051860493,0.6553333548416703,0.6337536328694242,0.6210762473804095,0.6202673035301697,0.6200959859835388,0.6137739208507924,0.6108876781665324,0.5975793554015665,0.5958212678986564,0.5934792414345295,0.5856152727119008,0.5846666714575229,0.5781445828476666,0.5774153401593132,0.5693707780220016,0.568802389488919,0.5646258394919725,0.5630282405303293,0.561062642865353,0.5539284758785811,0.5527298703278578,0.5523724599039272],"twin_dists":[0.08371779638913489,0.10168947480499232,0.10556672543487147,0.11940138453479766,0.12404135326834544,0.12675928576396475,0.12693259733471965,0.12696929975320678,0.12832343679773192,0.12894151667589862,0.13179134038441964,0.13216789273789312,0.13266957530615306,0.13435479444691423,0.1345581655459792,0.13595710180078271,0.13611359864295217,0.13784124878988238,0.13796341274431673,0.13886151979579311,0.13920527613479913,0.13962838889306436,0.14116582585195656,0.1414244168556461,0.14150154264488707],"n_dims_used":45,"mean_confidence":0.9287058512369791},"coverage":{"mean_confidence":0.9287058512369791,"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}}