{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005143},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002181","490:4900004175","496:4960012261","488:4880003789","469:4690001682","466:4660010249","466:4660001542","493:4930004566","490:4900005139","470:4700004449","490:4900005249","490:4900006642","466:4660000719","466:4660002977","490:4900006299","470:4700005293","490:4900005117","490:4900005543","490:4900005120","466:4660004242","490:4900005786","466:4660002551","490:4900000675","472:4720001809","496:4960006240"],"twin_admin_codes":[490,490,496,488,469,466,466,493,490,470,490,490,466,466,490,470,490,490,490,466,490,466,490,472,496],"twin_sims":[0.3158189295263769,0.3015976792518413,0.2722701221699979,0.2232690374317317,0.2135885674494213,0.20648169713004627,0.20552516085156042,0.1973053296546636,0.19550219252660797,0.19284573480403136,0.19079663553204196,0.1837338181503485,0.18257604894177482,0.18078370248786152,0.17946721971924698,0.17575338131498472,0.1708198076514249,0.1693442125524081,0.1624119820447518,0.16016897513610012,0.15985056742174397,0.1566824616376703,0.15452825803992362,0.15398941943689326,0.14735357087921205],"twin_dists":[0.1971857645771541,0.20108843434028345,0.20949367604463917,0.22490255046906207,0.2282027197092774,0.23069039694311444,0.23102965231381323,0.23399064019019464,0.23465151369946594,0.23563289052364295,0.23639633833636067,0.23907259564493613,0.2395181679559235,0.24021191220596447,0.24072457519756824,0.24218534653229215,0.24416030804444988,0.24475892926849332,0.24762260015866253,0.24856809236720961,0.24870308859009357,0.2500570649345589,0.25098917888591094,0.2512238171442842,0.2541640953157983],"n_dims_used":45,"mean_confidence":0.9049850463867187},"coverage":{"mean_confidence":0.9049850463867187,"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}}