{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850000508},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000010275","477:4770001708","468:4680004284","500:5000010559","467:4670000711","485:4850000671","485:4850000965","485:4850000726","500:5000009969","485:4850001128","499:4990002885","481:4810001332","468:4680001632","485:4850000814","485:4850000521","500:5000009633","485:4850000633","468:4680000322","473:4730001653","500:5000010285","500:5000011460","500:5000010387","485:4850000561","468:4680004568","500:5000010380"],"twin_admin_codes":[500,477,468,500,467,485,485,485,500,485,499,481,468,485,485,500,485,468,473,500,500,500,485,468,500],"twin_sims":[0.25346844396659207,0.2316287632531769,0.21778048523887417,0.21763318536940962,0.20674622737646067,0.20645292360384737,0.2055897408341985,0.1999257885078791,0.19747096763492636,0.1968184857846537,0.19662801050177464,0.18743513518113858,0.18635141562557697,0.17911169416217324,0.15976437776298097,0.15925292786513837,0.1582768072228872,0.15820395687270025,0.15770791643775348,0.1570044756942803,0.1560963910009458,0.1540925374693467,0.1530188601196047,0.15209307624368465,0.15195612058847563],"twin_dists":[0.21517783978472943,0.22212861100236503,0.226761574266299,0.2268118965517217,0.23059676542842342,0.23070058638444843,0.23100671374949755,0.23303761383591598,0.23393014174244223,0.23416866120634997,0.2342383940273482,0.23766125863720686,0.23807244454281887,0.2408634802993994,0.24873966429194524,0.24895700054663208,0.24937320903383534,0.24940434663230554,0.24961664192235838,0.24991853698046732,0.2503097224944625,0.2511788677232929,0.25164797142411754,0.2520544011219307,0.25211468034049506],"n_dims_used":45,"mean_confidence":0.9169308132595486},"coverage":{"mean_confidence":0.9169308132595486,"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}}