{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004329},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003628","490:4900003765","490:4900004328","496:4960011637","496:4960010514","490:4900002946","467:4670000461","496:4960011545","496:4960011569","469:4690001970","496:4960011725","470:4700003481","484:4840007612","496:4960011295","469:4690005211","496:4960010431","466:4660007330","467:4670000525","490:4900003495","478:4780005000","467:4670003201","488:4880006016","490:4900001899","490:4900003497","496:4960011810"],"twin_admin_codes":[490,490,490,496,496,490,467,496,496,469,496,470,484,496,469,496,466,467,490,478,467,488,490,490,496],"twin_sims":[0.6543161307604175,0.3177546742133136,0.28392804651278936,0.2685825637861023,0.21893472232532754,0.21470074188626037,0.20252217894222854,0.1957658864705464,0.1812411502517495,0.14988321756142106,0.1488603038938043,0.1441088242459911,0.13719574454155967,0.13675865734905868,0.13636171711992223,0.13445942841318276,0.12395793583453499,0.12155169180638957,0.1184552003944488,0.11154020827762484,0.11104144333400849,0.11091232417994575,0.10825314290318529,0.10674552375013947,0.1065324250325803],"twin_dists":[0.11962063040620399,0.19666236755722089,0.2060903455064067,0.21058874085572998,0.22636803963396304,0.22781851802407121,0.2321017970463034,0.23455460342544468,0.24003439232152896,0.25303195667957296,0.25348804952830045,0.2556375022013364,0.2588608408297125,0.25906867989691484,0.2592578600443316,0.2601702557479543,0.2653900537942304,0.2666330284022324,0.2682604894898048,0.2720162238627679,0.27229398308819136,0.2723660457630812,0.2738647937030721,0.27472721843405234,0.27484988157492896],"n_dims_used":44,"mean_confidence":0.9154024124145508},"coverage":{"mean_confidence":0.9154024124145508,"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}}