{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003674},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003146","490:4900002700","490:4900002558","490:4900003682","490:4900004244","490:4900003547","490:4900002551","490:4900001790","490:4900004235","490:4900004098","490:4900002853","490:4900003827","490:4900003675","490:4900004241","490:4900001654","490:4900009869","490:4900001789","490:4900002860","490:4900001263","490:4900002407","494:4940008990","490:4900003558","490:4900009574","490:4900003004","490:4900004375"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,490,490],"twin_sims":[0.4956749293259927,0.32715965356800486,0.22243313830022968,0.18830591894141566,0.17298463370442527,0.16671078130595826,0.16036689407018073,0.15154381758740587,0.14317875071144204,0.1350604864822905,0.13490042874303454,0.106939443669608,0.10222411127315909,0.0939786919029069,0.0861712518211663,0.08349313009268887,0.08252148455627564,0.08146094548073159,0.07687305497434245,0.073905832306511,0.07333538077592627,0.06358736953459772,0.06207785366846943,0.060781607651084785,0.05913353497672963],"twin_dists":[0.15387084548874774,0.19414450451603235,0.22518368978026998,0.23733207167874296,0.24328875121580007,0.2458366458812425,0.2484842784195128,0.25229639134496823,0.25606436925722076,0.25988092946732566,0.2599578805653446,0.2746157600669816,0.27737175437417394,0.2824396695009172,0.28757265561930795,0.28941858113813834,0.2900999885043616,0.290851098474891,0.29419365717626333,0.2964419544415316,0.2968825163642641,0.30487827295202063,0.3062046012509968,0.3073648174417424,0.30886966104651936],"n_dims_used":45,"mean_confidence":0.9220509847005208},"coverage":{"mean_confidence":0.9220509847005208,"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}}