{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011227},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011147","490:4900009529","490:4900010312","490:4900011296","490:4900011150","490:4900011626","490:4900011066","490:4900010992","490:4900010912","490:4900007774","490:4900011825","490:4900011067","490:4900010224","490:4900011292","490:4900007783","490:4900011499","490:4900011691","490:4900009929","490:4900010923","490:4900009940","490:4900010579","490:4900010494","490:4900011693","490:4900011893","490:4900010127"],"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":[0.5462225031648955,0.5183063796571492,0.5095280791135588,0.3881704965587446,0.2746079682883234,0.2575406665493746,0.23652455606626796,0.22803300479808,0.2194253087520819,0.21676602934400652,0.20071247681701007,0.18312470423400654,0.1731538498535622,0.15179796438964224,0.13777412856577204,0.13621386495188706,0.13518218451289424,0.13427792788856455,0.1290816776011938,0.12587415159336376,0.1240271917520414,0.12066511595829252,0.11724847858229129,0.1160636876510598,0.11368158460435938],"twin_dists":[0.14282992089777005,0.1488962988515476,0.1508189332153515,0.17867167098780545,0.2088041508845744,0.21392481824312806,0.2205346232249914,0.22331349926801577,0.22620119685506515,0.22710860961848078,0.2327531889436819,0.23930676796315684,0.2432209545821266,0.25218434037565557,0.25858657400541035,0.25932843123471505,0.25982246637488227,0.26025781395932523,0.2628031938109479,0.2644132716521683,0.2653545517502477,0.26709572961657646,0.2689035403986795,0.2695398605740427,0.2708344811023942],"n_dims_used":44,"mean_confidence":0.8843064741654829},"coverage":{"mean_confidence":0.8843064741654829,"n_dims_used":44,"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}}