{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930002721},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930001064","493:4930001178","493:4930002886","480:4800005529","493:4930003413","488:4880001133","493:4930001301","496:4960000568","493:4930004239","493:4930000429","493:4930000268","493:4930001874","496:4960011034","496:4960007478","496:4960011781","470:4700002070","493:4930000495","488:4880005285","496:4960007607","496:4960000388","481:4810002439","481:4810002319","493:4930003589","481:4810002041","493:4930002550"],"twin_admin_codes":[493,493,493,480,493,488,493,496,493,493,493,493,496,496,496,470,493,488,496,496,481,481,493,481,493],"twin_sims":[0.4748079207047431,0.4225072122150788,0.3569084228054794,0.3438384991192887,0.3405298202044144,0.3324054471311076,0.3215833392610351,0.3173359843692815,0.3116088224476719,0.3108956200345266,0.3020639773639591,0.3019407166417317,0.300701242505719,0.29502460322176954,0.2876932118429456,0.28497697807302136,0.2848003935390158,0.28367040356640133,0.2829633324784094,0.2828136349945818,0.2828032977966041,0.27954806277338756,0.2788062508997689,0.27551182265661567,0.27483118762010045],"twin_dists":[0.1585155157856873,0.17048209565577316,0.18642993400828234,0.1897753109429005,0.19063279495561225,0.19275752719822012,0.1956324150733724,0.19677542219336,0.1983304320618722,0.19852521264449507,0.2009588057641441,0.20099306029585726,0.20133796798098422,0.20292833784901054,0.20500930357965338,0.20578831816216767,0.20583911665778887,0.20616463353954223,0.20636871779230248,0.20641196494958622,0.2064149518456403,0.20735884784674308,0.20757487737077032,0.2085385335213058,0.20873850325374096],"n_dims_used":45,"mean_confidence":0.925245836046007},"coverage":{"mean_confidence":0.925245836046007,"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}}