{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850000224},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["485:4850000242","485:4850000266","485:4850000375","485:4850000763","485:4850000302","485:4850000445","485:4850000421","499:4990002801","485:4850000812","485:4850000441","485:4850000354","485:4850002037","485:4850000507","485:4850001807","499:4990002408","499:4990003229","485:4850001576","485:4850000178","499:4990002143","485:4850000179","485:4850001644","499:4990001425","485:4850000265","485:4850000852","485:4850000258"],"twin_admin_codes":[485,485,485,485,485,485,485,499,485,485,485,485,485,485,499,499,485,485,499,485,485,499,485,485,485],"twin_sims":[0.9160846689659513,0.9063241206501281,0.7858520866062569,0.7397041309724723,0.7361103103949109,0.7006568082069398,0.7006473107717816,0.6933909927478026,0.6641192908400387,0.6602916739877612,0.647338903076974,0.6379418038775156,0.6301994051618427,0.6254601850879546,0.6254092488996319,0.6202948392868193,0.6202578169916534,0.617988889666333,0.6157336677241205,0.614499238320422,0.6105484842825046,0.5953307645367187,0.5909253602302477,0.5894158508055644,0.5867719480323318],"twin_dists":[0.054375854689633345,0.05760289677696979,0.0901644570021646,0.10085236808702745,0.10166365372855476,0.10954773835247472,0.10954982545639404,0.11114118591434127,0.11750497728823889,0.11833178226899474,0.12112288739760514,0.12314241348490591,0.12480377277522609,0.12581984064202592,0.1258307581665942,0.12692669813493965,0.12693462970696537,0.12742067950428737,0.12790372454016144,0.12816810231816436,0.12901415065889926,0.1322729567440796,0.13321673360090955,0.13354019351936208,0.13410684337935372],"n_dims_used":44,"mean_confidence":0.9151091142134233},"coverage":{"mean_confidence":0.9151091142134233,"n_dims_used":44,"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}}