{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011484},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011877","490:4900011880","490:4900012216","490:4900011283","490:4900011489","490:4900011749","490:4900011355","490:4900010812","490:4900011353","490:4900011424","490:4900009393","490:4900010094","490:4900008739","490:4900011356","490:4900011556","490:4900012084","490:4900009816","490:4900010475","490:4900011815","490:4900008740","490:4900012083","490:4900011284","490:4900010899","490:4900011486","490:4900011487"],"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":[0.8585415029621439,0.7219135094551088,0.6339243309582215,0.5671575230605266,0.5180072936091477,0.5070551906322048,0.502271472505692,0.4973620452923831,0.48908113870015163,0.47396900897898053,0.4623365707831169,0.41121269934898613,0.407748038375555,0.40493463297628873,0.40357543734638546,0.39261077445277404,0.3917232073302718,0.38727252477084173,0.38311445576438197,0.3601937429339756,0.35987404792480304,0.3549997294827341,0.35445691999059026,0.3529612100901361,0.34755812625417243],"twin_dists":[0.07173029337134836,0.10484498618771507,0.12400472680074376,0.13831702351531375,0.1489616726009729,0.1513620621828695,0.15241472718271196,0.15349791499866833,0.15533193649889632,0.1587035776018992,0.16132294967515393,0.1731421942211597,0.17396452192236278,0.17463455232026537,0.17495899741887175,0.17759466444159666,0.17780948979958944,0.1788901800742686,0.17990513765548802,0.18559906877950014,0.18567974954503672,0.18691445353595643,0.18705249073003813,0.18743341972473854,0.1888165446476112],"n_dims_used":45,"mean_confidence":0.9148395114474827},"coverage":{"mean_confidence":0.9148395114474827,"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}}