{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004053},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003772","490:4900002963","490:4900003776","490:4900004471","490:4900003242","490:4900004054","490:4900002674","490:4900006924","490:4900002966","491:4910002159","490:4900003630","490:4900002970","490:4900004478","490:4900003916","490:4900002669","490:4900003915","490:4900002967","490:4900002370","490:4900002673","490:4900002818","490:4900002964","490:4900003504","490:4900003499","490:4900004614","490:4900003773"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,491,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.5788836640582277,0.5583532684214235,0.4778388441418161,0.3814751125034489,0.368977857800071,0.3351611059824017,0.3278309827745862,0.317205300751936,0.3144286174578784,0.30797603443289584,0.28726426081132916,0.2835191109760887,0.257722831700857,0.25066093059761446,0.24532798324610378,0.2435999310388146,0.24070119919358116,0.21042779705549747,0.2043752112530985,0.20233250685521859,0.19719293459442924,0.19671477466906193,0.18212213005451672,0.17778946119861203,0.17494701951860378],"twin_dists":[0.13579851120909056,0.14021193582484712,0.1578369671673254,0.18030673594658064,0.18339626363780132,0.19203373177199615,0.19396632715490944,0.19681072661871948,0.1975628059002283,0.1993252525627979,0.20513203230292262,0.20620827577943038,0.21386906000301756,0.21604917655431238,0.21772165067603982,0.21826859704429463,0.21919173530313393,0.22930205565128797,0.23143893848768465,0.23216988021771012,0.2340317119421152,0.2342066239493855,0.23969340473794834,0.24138180476246623,0.24250541094760192],"n_dims_used":45,"mean_confidence":0.8970785352918836},"coverage":{"mean_confidence":0.8970785352918836,"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}}