{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002191},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001433","487:4870004700","490:4900001059","490:4900002193","490:4900003222","490:4900003888","490:4900002028","490:4900002025","490:4900001584","490:4900002343","490:4900002495","490:4900002046","490:4900001453","490:4900004461","490:4900000946","496:4960009185","490:4900001202","490:4900001465","490:4900001332","490:4900001079","490:4900000284","487:4870002756","466:4660000013","490:4900001729","490:4900003216"],"twin_admin_codes":[490,487,490,490,490,490,490,490,490,490,490,490,490,490,490,496,490,490,490,490,490,487,466,490,490],"twin_sims":[0.5564803398432812,0.5421584937734252,0.5163651745658984,0.49811066080214983,0.4937514431773935,0.49341353490450834,0.48694999619882584,0.47984065909418366,0.4721277462520352,0.46282090495336253,0.46041695708320995,0.44384820236685735,0.43598386703363423,0.43411839192257895,0.4225675206565992,0.41367827205245244,0.41136310117920544,0.40572897161391813,0.39982678642685454,0.39693662468197477,0.38416132872082975,0.3734216554389014,0.3714292045989884,0.3683636785493177,0.3673271599203665],"twin_dists":[0.14061556228121533,0.14370914505807375,0.1493207665175409,0.1533325518442622,0.15429647059327256,0.15437129193844928,0.15580542020095123,0.1573895740737147,0.15911672669281843,0.16121343849669412,0.1617573857802709,0.16553497296871444,0.16734669517147976,0.16777833414092966,0.1704679735360089,0.1725588437452594,0.1731065657937169,0.17444516616925174,0.17585637288727665,0.17655084938669027,0.17964911050788646,0.182291883513912,0.18278624109636712,0.18354941908311376,0.18380818120609968],"n_dims_used":45,"mean_confidence":0.9122204250759549},"coverage":{"mean_confidence":0.9122204250759549,"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}}