{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990000740},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990000519","499:4990000283","499:4990000201","499:4990000387","499:4990000335","499:4990000905","499:4990001293","477:4770003701","499:4990001660","499:4990000332","499:4990001192","477:4770003949","499:4990000540","477:4770003756","499:4990000590","488:4880000074","499:4990001666","477:4770003753","499:4990001665","468:4680005162","477:4770003977","489:4890002151","468:4680001304","496:4960004652","489:4890001903"],"twin_admin_codes":[499,499,499,499,499,499,499,477,499,499,499,477,499,477,499,488,499,477,499,468,477,489,468,496,489],"twin_sims":[0.8795026798368264,0.8491327879574635,0.82270737696105,0.8006145673928399,0.7932421298065327,0.7804703864683209,0.765254763046155,0.700640656840951,0.6890895932669642,0.6511949957031349,0.6323113179700603,0.6292688277881056,0.6112243268660007,0.6085336352834688,0.60626565034768,0.5935803739694405,0.5906099355977732,0.5815047699707724,0.5739731774441615,0.5727516274535039,0.5707806049506671,0.5700312533985866,0.5695317291845128,0.5644455804556073,0.5607306490040429],"twin_dists":[0.06581412365509957,0.07427633084718203,0.08113875682765667,0.08661287337544199,0.08839612339984222,0.09144095145234685,0.09500324995825014,0.1095512876806661,0.11208160468485551,0.12029296527533659,0.12435079160474004,0.1250033303651615,0.12886942713220237,0.12944559493233507,0.12993123292052633,0.13264791023225542,0.13328431974500513,0.13523621563950766,0.13685253954072205,0.1371148774002045,0.13753829281956426,0.1376993097577321,0.13780665799385508,0.13890030006049464,0.1396998730882479],"n_dims_used":45,"mean_confidence":0.9247868855794271},"coverage":{"mean_confidence":0.9247868855794271,"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}}