{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010933},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010770","490:4900011583","490:4900010766","490:4900010930","490:4900011231","490:4900010425","490:4900012099","490:4900008119","490:4900010931","490:4900011514","490:4900010509","490:4900011004","490:4900011513","490:4900011248","490:4900011093","490:4900011162","490:4900010237","490:4900011316","490:4900011239","490:4900010850","490:4900011569","490:4900010768","490:4900011085","490:4900011718","490:4900010934"],"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":[0.1959737043250137,0.1820271077518256,0.10874613231941964,0.10365990486336735,0.09478143182986819,0.07197547902341657,0.06875472472698987,0.06680065822538511,0.06265826399951362,0.061515344881816925,0.055841173502548115,0.05230086067161842,0.04987137340794749,0.049858620278084555,0.04713813346863425,0.04704896597690061,0.04654999917770033,0.043540853582860604,0.04111990169978702,0.04071190305654658,0.03852547809035625,0.03841200405527007,0.0375060876160722,0.03591772260227678,0.03253295213957479],"twin_dists":[0.2344782919565903,0.2397301274283657,0.27358480300522126,0.2765222660260283,0.28193126396059587,0.29794406392537315,0.3005246145097586,0.30213854822251035,0.3056915319610103,0.30670561375133676,0.31198240569295516,0.31550372881582617,0.31803650661313815,0.31805007044649414,0.32101195423574025,0.3211114270618634,0.3216709893167597,0.3251563154786029,0.3281105129131926,0.3286227356682879,0.33144394037505553,0.331594022210588,0.3328058519729211,0.33499182066611205,0.3399389615912068],"n_dims_used":45,"mean_confidence":0.893776618109809},"coverage":{"mean_confidence":0.893776618109809,"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}}