{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012226},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012297","490:4900012225","490:4900012507","490:4900012652","490:4900012436","490:4900012228","490:4900012292","490:4900012581","490:4900012293","490:4900012434","490:4900012509","490:4900012654","490:4900012506","490:4900012437","490:4900012366","497:4970000325","490:4900011147","497:4970000271","497:4970000439","490:4900011626","490:4900003239","490:4900011825","490:4900012584","490:4900011227","490:4900003375"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,497,490,497,497,490,490,490,490,490,490],"twin_sims":[0.448827205738926,0.393370447272165,0.37330889060558275,0.21627248004133412,0.20166919495298036,0.16339101353651858,0.15833376183801534,0.13935254123434707,0.12070269804583181,0.11881132496908967,0.10664009876896788,0.07758279997525809,0.07411864292376664,0.07342459771987003,0.072291682015339,0.07179785037953497,0.07019269428509096,0.061813588284232765,0.055056675171489426,0.054830532946072756,0.05355220448974939,0.052022691519467916,0.05020134138936072,0.04952038249706299,0.0481680467970579],"twin_dists":[0.16439435524901044,0.17741097381912074,0.18231982740233155,0.22727784319018068,0.23240832281271884,0.24721287771904876,0.24934887284293175,0.25784245230339287,0.26707606306213527,0.2680716731208955,0.27478787900142565,0.2936662635764373,0.2962783037016442,0.2968134314288885,0.297695794570026,0.29808391825807246,0.2993606111576727,0.30643950992339763,0.312746403825181,0.3129683085003775,0.3142371294743925,0.3157887024828211,0.31768656353809666,0.31841086924851936,0.3198742659919251],"n_dims_used":45,"mean_confidence":0.8911144680447048},"coverage":{"mean_confidence":0.8911144680447048,"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}}