{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960012503},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960012643","488:4880004648","466:4660001396","466:4660000937","496:4960012324","466:4660000852","466:4660001289","470:4700007107","466:4660001019","489:4890002722","470:4700006785","470:4700007116","466:4660001117","496:4960012570","466:4660001804","469:4690004063","470:4700006904","466:4660000933","470:4700006102","470:4700003136","466:4660001394","493:4930003089","466:4660001299","469:4690003179","470:4700003715"],"twin_admin_codes":[496,488,466,466,496,466,466,470,466,489,470,470,466,496,466,469,470,466,470,470,466,493,466,469,470],"twin_sims":[0.636180489452246,0.4723063475723435,0.4645251135425853,0.4487106228455942,0.42667688074509286,0.41568027234775096,0.4154135004194836,0.3785497519131462,0.3750065118802808,0.35367493864931115,0.34993242991332907,0.3392728527825072,0.32710839215863785,0.3257822604367563,0.31999275845603464,0.305908059267564,0.29950340076916376,0.2947529199691761,0.2918088030147042,0.29021017779780767,0.2875865492296306,0.2871559814500532,0.2865640854210974,0.2858020461466602,0.28571570888810427],"twin_dists":[0.1235205336348778,0.15907662805756492,0.16082842426722496,0.16442100773065763,0.1695076783225374,0.17208628239386892,0.17214919565101808,0.18102544776827936,0.18189958345615598,0.18725154230147276,0.18820737481613883,0.1909597209730455,0.19415811809118164,0.1945107119798772,0.19605945804049216,0.19989457220150486,0.2016720802901327,0.2030049024016963,0.2038372920713828,0.2042913603904519,0.20503981096127824,0.2051630298513995,0.2053325981597491,0.2055512193882581,0.20557601072658357],"n_dims_used":45,"mean_confidence":0.9152605692545573},"coverage":{"mean_confidence":0.9152605692545573,"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}}