{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005237},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005502","490:4900005377","490:4900007501","490:4900006991","490:4900007621","490:4900001548","490:4900004830","490:4900002288","490:4900004827","490:4900005624","490:4900005891","490:4900002898","490:4900006629","490:4900004689","490:4900001976","490:4900001973","490:4900003575","490:4900004971","490:4900004282","490:4900006756","490:4900004402","470:4700004500","490:4900007622","490:4900001681","490:4900001986"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,470,490,490,490],"twin_sims":[0.9465387231571072,0.5323459532953062,0.5300452802738572,0.5090839074719345,0.48133366862004257,0.47445216859698885,0.47302495462961697,0.4602593952363809,0.43912240438922395,0.43911983433297863,0.4285673081263002,0.4247459620397512,0.4107995649226838,0.4032982852332937,0.3935904860869389,0.3864621446617144,0.383965217235905,0.38111039288034754,0.3757060244085847,0.3676021616833657,0.36485300288238504,0.3618259294385191,0.36037011208877245,0.3565291956975415,0.3522858384077077],"twin_dists":[0.04305232384374391,0.1458371614623577,0.1463372381664823,0.15091643746242078,0.15705628385322204,0.15859525261716784,0.15891534117252737,0.1617930727557502,0.16662214225856786,0.16662273473695072,0.16906720102899467,0.16995842310405168,0.1732400902639442,0.1750252147799382,0.17735779870470128,0.1790875806935695,0.17969704685557547,0.18039619589191797,0.18172669166208416,0.1837394927225546,0.1844273270690939,0.1851877250155042,0.18555457450551993,0.18652609378860588,0.18760569891303017],"n_dims_used":45,"mean_confidence":0.9221516927083333},"coverage":{"mean_confidence":0.9221516927083333,"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}}