{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011534},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011790","490:4900012196","490:4900011665","490:4900011261","490:4900011113","490:4900011941","490:4900011189","490:4900011729","490:4900011725","490:4900011604","490:4900011529","490:4900011526","490:4900011025","490:4900011119","490:4900011921","490:4900011118","490:4900012070","490:4900010079","490:4900011333","490:4900009974","490:4900012201","490:4900011105","490:4900011597","490:4900011331","490:4900011606"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.6375131008960139,0.5079280959920965,0.4491133524188768,0.361408430402164,0.35333781262025454,0.317182568000468,0.31327550203079196,0.3101297633169363,0.3094329989243726,0.30710757207949174,0.2853893715241974,0.2848449933740678,0.26960025720432734,0.25085529317311106,0.24767896914354992,0.2041018815277378,0.20289611912916075,0.19603547788678444,0.19329175640830096,0.1881888828517411,0.18342055173424698,0.1815441186732411,0.1791906103446869,0.1716525385472676,0.16904450365507415],"twin_dists":[0.12323445826382906,0.15117026409503292,0.16432894913794183,0.18529285309069105,0.18733742739051842,0.19681686875263524,0.1978762401317839,0.1987346583119264,0.1989254662610024,0.1995640735020596,0.2056697576591055,0.20582628472771788,0.21028560110730377,0.2159886545103505,0.21698150848837847,0.23153645294301572,0.23196769865153125,0.2344556192979136,0.2354674627703014,0.23737625330201909,0.2391929616426647,0.23991699498243438,0.24083263059423363,0.24382412040279566,0.24488097279767765],"n_dims_used":45,"mean_confidence":0.9154991997612847},"coverage":{"mean_confidence":0.9154991997612847,"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}}