{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700004412},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700004756","470:4700004251","470:4700004766","470:4700004570","470:4700003543","470:4700004754","470:4700003199","470:4700004596","470:4700004907","470:4700004075","478:4780009936","480:4800002962","470:4700004400","470:4700004056","466:4660004154","470:4700003720","470:4700006659","470:4700004042","470:4700004214","470:4700002889","470:4700004586","470:4700004387","490:4900004999","470:4700003893","488:4880002662"],"twin_admin_codes":[470,470,470,470,470,470,470,470,470,470,478,480,470,470,466,470,470,470,470,470,470,470,490,470,488],"twin_sims":[0.5244334777043957,0.5024100715428343,0.4936477759351951,0.4759721407777413,0.42847898290985925,0.4032430869440319,0.37977651572553284,0.3721355230007266,0.3460018019937906,0.33791751769707856,0.3336098929873834,0.333204823806943,0.30493600284697003,0.30482688583796475,0.3028888754847871,0.29446233369378705,0.28540623266051596,0.28003295916742493,0.2786682305813139,0.27389245227788045,0.27272817882950184,0.27267867089157577,0.2723472535847926,0.2715728730827326,0.2685888219619699],"twin_dists":[0.14755898809474963,0.15238419020479063,0.15431942352485364,0.1582547091932922,0.16908776336009823,0.17503840523179034,0.18072372688513094,0.18261084316065274,0.18921703690651942,0.191312961810856,0.19244076974078816,0.19254722927710677,0.20016295008645982,0.20019310740675345,0.20072977319007806,0.2030868402729928,0.20566491238236412,0.20721782518496012,0.2076151100406438,0.2090148012347919,0.2093582908168985,0.20937291685178316,0.20947086893666306,0.20970002752366657,0.21058687456474778],"n_dims_used":43,"mean_confidence":0.9138886207757995},"coverage":{"mean_confidence":0.9138886207757995,"n_dims_used":43,"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}}