{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008661},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008553","490:4900007893","490:4900008775","490:4900008551","490:4900008784","490:4900008660","490:4900011689","490:4900008555","490:4900010566","490:4900008554","490:4900008445","490:4900011688","490:4900008777","490:4900010320","490:4900010826","490:4900008658","490:4900008664","490:4900007996","490:4900007995","490:4900008214","490:4900004617","490:4900011690","490:4900010225","490:4900008666","490:4900010506"],"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":[0.24551221891012712,0.2058662679507626,0.1536155967283336,0.13006984534276403,0.10625275656054636,0.03379182523052945,0.031874266074374574,0.021485065229340024,0.018080376088586318,0.01711551071671798,0.014034089118169476,0.013104183907634357,0.011257673334557117,0.010912780905154438,0.010456782712900965,0.01035159746163154,0.010324427052173004,0.010039535681243862,0.009609680893363422,0.009464899304967916,0.006699611450517885,0.006535451778820464,0.004540100580214746,0.004521578195074615,0.0042155566064669405],"twin_dists":[0.21766348487895384,0.23090854805275057,0.2513869526049709,0.2623132671620383,0.27501115288660033,0.33804991170402154,0.3409523803687422,0.3599373522528166,0.367933671741194,0.37043929363837913,0.3793698453788685,0.3824058825506758,0.389047489106484,0.390394180767179,0.39223404414374935,0.392668566558065,0.3927814469547523,0.3939812480704846,0.39585028996873156,0.39649662694181775,0.41093345756137967,0.41195048301887,0.4266058085886697,0.42676741460477247,0.42952827624654616],"n_dims_used":45,"mean_confidence":0.8796518961588542},"coverage":{"mean_confidence":0.8796518961588542,"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}}