{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004312},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002024","490:4900004174","490:4900003734","490:4900004032","490:4900004165","490:4900004298","490:4900002345","490:4900003478","490:4900003887","490:4900000474","490:4900003614","490:4900002757","490:4900001567","490:4900001459","490:4900002149","496:4960011812","490:4900003218","490:4900002001","490:4900003336","490:4900002459","490:4900000919","490:4900001875","490:4900006529","490:4900002793","490:4900009094"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,496,490,490,490,490,490,490,490,490,490],"twin_sims":[0.6141042596281953,0.5779177264152715,0.515000913563718,0.4823699126929776,0.4769646593813969,0.4699790218295098,0.4626850777865884,0.4412166259806786,0.436622715700353,0.43505697564445367,0.42673128127957505,0.42180295292541287,0.3997285814745552,0.38533861353806204,0.3811875014462142,0.37833360954747913,0.37580083821686877,0.3691789930728861,0.3619918648324228,0.34970567120407003,0.34664878051751585,0.33997703480588504,0.33704541719349956,0.33442457443100376,0.33424289072305097],"twin_dists":[0.12825269180255922,0.13600578374388764,0.14961931056206018,0.15682515146450984,0.15803253136081966,0.15959954618494626,0.16124414585820065,0.166139808658161,0.1671990457451947,0.16756106958984618,0.16949499155623227,0.17064707117241437,0.1758799328898491,0.17936158685012438,0.1803772789473454,0.18107865677967044,0.1817032695746398,0.18334613497066965,0.18514595888406202,0.1882654598943591,0.18905043327034207,0.19077648959832413,0.19154066115349072,0.19222686953598583,0.19227454726292725],"n_dims_used":45,"mean_confidence":0.913997565375434},"coverage":{"mean_confidence":0.913997565375434,"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}}