{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770003775},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770003722","477:4770003669","499:4990000778","499:4990000406","477:4770003724","499:4990002149","499:4990000847","477:4770003548","499:4990000940","499:4990004149","499:4990000087","499:4990001679","499:4990000487","468:4680000017","496:4960004790","488:4880006210","499:4990001966","500:5000003582","468:4680000035","499:4990004131","500:5000002495","496:4960005398","488:4880004187","499:4990002883","496:4960004944"],"twin_admin_codes":[477,477,499,499,477,499,499,477,499,499,499,499,499,468,496,488,499,500,468,499,500,496,488,499,496],"twin_sims":[0.7148908515369382,0.5764018522680536,0.5537923595085383,0.524338220178408,0.5091767591982929,0.48885964537410087,0.48195811740794237,0.4690069698142006,0.4400066680786841,0.4399168354174217,0.4255750983509477,0.41321109494618347,0.4072698831325429,0.3984786631610419,0.3978210236534089,0.39664482450653127,0.3961865365864151,0.39133421258770634,0.3868104568983696,0.3821295084163828,0.38127393040193625,0.37597750050746476,0.3732515523413395,0.371226310447496,0.3709016973264407],"twin_dists":[0.1064060339946487,0.13633112453232296,0.14119518767303704,0.14757975155856387,0.15089605289543148,0.15538111737692403,0.15691698291464426,0.15981821113454706,0.16641837241563007,0.1664390661450286,0.16976476948220148,0.17266926069129926,0.17407825240317226,0.1761800269294092,0.1763380926472967,0.17662109440807008,0.17673146594208683,0.17790371300117813,0.17900271126555853,0.1801463260713011,0.18035607763384554,0.18165963596408524,0.18233403780649712,0.1828366557081376,0.18291734313694932],"n_dims_used":45,"mean_confidence":0.925716315375434},"coverage":{"mean_confidence":0.925716315375434,"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}}