{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002438},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001535","490:4900001677","494:4940006936","494:4940007373","494:4940008862","494:4940005848","494:4940008100","494:4940007482","490:4900005374","494:4940007044","494:4940004908","490:4900004418","490:4900003320","494:4940007263","494:4940008823","494:4940008652","490:4900003732","496:4960007899","494:4940007151","494:4940006826","494:4940004907","494:4940008766","490:4900005103","490:4900003344","466:4660008685"],"twin_admin_codes":[490,490,494,494,494,494,494,494,490,494,494,490,490,494,494,494,490,496,494,494,494,494,490,490,466],"twin_sims":[0.33693664206985946,0.28835907826815405,0.2515495969337186,0.20608674241195546,0.20587913555302859,0.20252443774764528,0.20163430073903243,0.201461989192906,0.19080013309237057,0.1858321406514582,0.18187821997831588,0.17401744347277645,0.17394314897266516,0.1721427601067061,0.1671693145883834,0.16577688831783288,0.16305019295261486,0.16035407317478623,0.15225769358244937,0.15195306659816524,0.1512247200544246,0.14744179195698598,0.1460164467899394,0.1445550673967887,0.1383130028622374],"twin_dists":[0.1915690838800947,0.20481900693494287,0.2157727012073384,0.23083034532956542,0.23090398231628767,0.23210098650760463,0.23242088125320973,0.23248291816821576,0.23639503036368925,0.23827006360670952,0.23978769442557316,0.2428756903630221,0.24290534507684003,0.24362675564937283,0.2456481168512101,0.24622178153224478,0.24735530805783607,0.2484897054846378,0.2519819997165897,0.2521160249687122,0.2524372742423559,0.2541243716652941,0.2547683312565666,0.2554334196105943,0.25833181616635015],"n_dims_used":45,"mean_confidence":0.9208343505859375},"coverage":{"mean_confidence":0.9208343505859375,"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}}