{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001624},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001486","496:4960011557","496:4960011130","496:4960011646","490:4900001757","496:4960011816","490:4900001758","490:4900001887","490:4900000520","496:4960011651","490:4900000350","490:4900001217","490:4900000049","490:4900002040","494:4940008435","496:4960011573","496:4960011735","490:4900002513","490:4900001619","496:4960008172","466:4660001056","490:4900001904","490:4900000035","480:4800004533","478:4780008212"],"twin_admin_codes":[490,496,496,496,490,496,490,490,490,496,490,490,490,490,494,496,496,490,490,496,466,490,490,480,478],"twin_sims":[0.42409095801728763,0.3757522042509433,0.31723367519277534,0.3169921532645699,0.23975277198898517,0.23576550108812053,0.2269530463469248,0.2209898505734358,0.2184571737790567,0.2160617223102294,0.21527303603340237,0.2112835494159915,0.20760805271975258,0.201871932351391,0.19186014026854672,0.1839004096279193,0.18011299052978666,0.1767519665561162,0.16662199668428695,0.16091864804938436,0.16015074059773263,0.1584294490445177,0.15727484878725434,0.15218470626780412,0.15212640208493358],"twin_dists":[0.17011151747774753,0.1817152833812941,0.196803060512398,0.19686832643732988,0.2194953380004909,0.22078033379582646,0.2236717806518441,0.2256707779180796,0.2265306894398312,0.22735018934064136,0.22762134194040184,0.22900332062408463,0.23029228502168342,0.2323353870941644,0.23599939102967138,0.2390086453058292,0.24047276833729408,0.2417904306024404,0.2458731934525177,0.24825101997275437,0.24857581804626808,0.24930800092419347,0.24980238465298302,0.252014093636938,0.2520397392257479],"n_dims_used":45,"mean_confidence":0.9166331821017795},"coverage":{"mean_confidence":0.9166331821017795,"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}}