{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001042},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003727","490:4900003589","490:4900002189","490:4900002927","490:4900003749","490:4900003223","490:4900004442","490:4900003333","490:4900001846","487:4870002292","490:4900001993","487:4870002548","490:4900000792","490:4900000924","490:4900000674","490:4900000669","487:4870002642","490:4900003881","490:4900002760","490:4900006173","490:4900003203","490:4900003060","490:4900002490","490:4900004462","490:4900001866"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,487,490,487,490,490,490,490,487,490,490,490,490,490,490,490,490],"twin_sims":[0.5684879130717081,0.4547521284825879,0.4532216624608966,0.44864940727409836,0.44647957353972745,0.4316257390994196,0.4297002299788102,0.39362308523673406,0.37693622624399814,0.3698954920190033,0.3515927725970161,0.34948006284408,0.3452785828902073,0.33212717671120934,0.3266294377543071,0.32499771208806594,0.31902329111260314,0.3175351964597707,0.31662869412475014,0.3159614281306817,0.3145851483775673,0.3142383985613069,0.3004410194726561,0.29962616282030874,0.2975313474408159],"twin_dists":[0.13803100923297412,0.16304321072001898,0.16339159777700918,0.16443500350998486,0.16493156137215506,0.16835625439825228,0.1688036076291415,0.1773499218879261,0.18142301588756826,0.18316767335319467,0.18778267057036707,0.1883232698997624,0.18940346843777278,0.19283079861162247,0.1942853718057011,0.19471968329702924,0.19632032724265294,0.1967216204554266,0.1969665961404263,0.19714717330209838,0.19752030880847699,0.1976144652246056,0.2014104853940126,0.20163780254766747,0.20222385123934963],"n_dims_used":45,"mean_confidence":0.9150870429144965},"coverage":{"mean_confidence":0.9150870429144965,"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}}