{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010929},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011005","490:4900011175","490:4900011158","490:4900011900","490:4900011006","490:4900010759","490:4900010505","490:4900010426","490:4900011086","490:4900011089","490:4900010931","490:4900010917","490:4900010754","490:4900011300","490:4900010755","490:4900011301","490:4900010764","490:4900010674","490:4900011232","490:4900010424","490:4900011234","490:4900010509","490:4900011090","490:4900010590","490:4900010512"],"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":[0.529937855170358,0.48943005098152303,0.4054971762632027,0.36647356133651404,0.3487250806435078,0.33352288790757256,0.32405362317622877,0.29958450872499187,0.2885241367086557,0.2796735472707313,0.267757053614981,0.2549279535098164,0.2510396599954145,0.23980742388807957,0.23082293662966696,0.2270140056986247,0.2261920345327872,0.21659013826275994,0.2083905637181584,0.20000102093700872,0.19341939882929257,0.18536339192413473,0.18272314713701482,0.1785710590665365,0.1762436755609182],"twin_dists":[0.1463605993583539,0.15525447681709434,0.17450041368751074,0.1840215527983132,0.18851686945985452,0.19246363031521568,0.19497152128174525,0.2016494323243631,0.2047718758704172,0.2073223388845394,0.21083515828144442,0.21472729214202013,0.2159312726791464,0.21947782212509243,0.22239308951127315,0.2236515270548377,0.22392492913850542,0.22716889129417236,0.230016571904331,0.2330103804517958,0.2354201695651396,0.2384487876370134,0.2394614462472306,0.2410750836645288,0.24199124814052084],"n_dims_used":45,"mean_confidence":0.8934021843804254},"coverage":{"mean_confidence":0.8934021843804254,"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}}