{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990002138},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990002803","485:4850000378","499:4990002655","499:4990002471","499:4990000467","485:4850000613","499:4990002720","485:4850000615","485:4850000238","499:4990001689","499:4990002047","499:4990002310","499:4990002305","477:4770003818","485:4850000341","485:4850000202","477:4770003648","477:4770003802","477:4770003704","499:4990003218","499:4990002313","485:4850000330","499:4990001875","499:4990001781","488:4880000139"],"twin_admin_codes":[499,485,499,499,499,485,499,485,485,499,499,499,499,477,485,485,477,477,477,499,499,485,499,499,488],"twin_sims":[0.6569131429637609,0.6207557994004004,0.6123380585094634,0.5981857808921635,0.5771379408361328,0.5626167333260144,0.5528337045399278,0.5475708400467337,0.5286366154208507,0.5261144723416985,0.5172235205163511,0.5145571702616569,0.509807378562073,0.5041830499121466,0.5035609725218763,0.5031684799863676,0.4971601889351661,0.49704803922496343,0.49387272031146956,0.4893787899128426,0.48708751397631833,0.48505254712295115,0.4826846933522436,0.4791838164746314,0.47888398411019517],"twin_dists":[0.11906076318620476,0.12682794121013058,0.12863092931393572,0.13166146212514346,0.13617313368013687,0.13929384067801345,0.14140201188159196,0.14253847014914883,0.14664365374079866,0.14719271739694542,0.14913303150091178,0.14971645770968536,0.15075763285190752,0.15199375908636423,0.15213070546980492,0.15221713379753926,0.1535425155325897,0.15356729744367878,0.1542696204439385,0.1552658559039874,0.1557748484085342,0.15622751551022343,0.1567549711474194,0.15753630816612596,0.1576033100414591],"n_dims_used":45,"mean_confidence":0.9293372260199653},"coverage":{"mean_confidence":0.9293372260199653,"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}}