{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007661},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006203","490:4900007288","490:4900006446","490:4900006431","490:4900007537","490:4900002673","490:4900004614","490:4900007285","490:4900007665","490:4900006198","490:4900006666","490:4900006194","490:4900002674","490:4900005163","490:4900002221","490:4900005813","490:4900003376","490:4900007411","490:4900007058","490:4900006558","490:4900006309","490:4900005432","490:4900007046","490:4900007548","490:4900006320"],"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":[0.35730288863321913,0.3465507975270893,0.3262800771037939,0.31256942655731706,0.29659471926098246,0.2810198616650219,0.24347901662061536,0.22827212690267965,0.2143568318941057,0.2057079213700371,0.1954214444715515,0.18078757549316785,0.17849901894557318,0.1702648059441184,0.14863835294642902,0.1462850684875627,0.14242047508717864,0.13942688769228156,0.1335660831016438,0.13194776471037895,0.12633511582656792,0.12077434965440181,0.11833601520128167,0.1160015941697025,0.11491518035024291],"twin_dists":[0.18632996596220638,0.1890756543367446,0.1943782587790155,0.19806848630047102,0.20248666745906088,0.20693126099276613,0.2183069613202166,0.22323432134217933,0.2279371781740461,0.2309647492294638,0.2346812075826635,0.24021040789134862,0.24110331431693371,0.2443850247651364,0.25358731706490156,0.2546466156844187,0.25641391442819583,0.25780755818572476,0.26060207760129794,0.26138989583792277,0.264179983470254,0.26703858101537636,0.26832377823754355,0.2695733465961736,0.2701614724223139],"n_dims_used":45,"mean_confidence":0.8984922620985243},"coverage":{"mean_confidence":0.8984922620985243,"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}}