{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009054},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008499","490:4900009672","490:4900008500","490:4900008606","490:4900009161","490:4900009154","490:4900011605","490:4900009169","490:4900009265","490:4900009467","490:4900008493","490:4900008942","490:4900008610","490:4900009580","490:4900004662","490:4900009567","490:4900009570","490:4900011472","490:4900011476","490:4900010785","490:4900009473","490:4900009168","490:4900009158","490:4900008388","490:4900009061"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.5322568994462301,0.4878606911987454,0.47179577951311386,0.46859354213325477,0.42020285587837236,0.40636162881783283,0.39784386838064484,0.3947145390342629,0.37574407153990314,0.36950144562506726,0.365156192323502,0.36187136227474953,0.361109987681633,0.3320398249859787,0.3295243449631699,0.2979958668954869,0.29369135562791165,0.2927385930986527,0.2921210281336796,0.2790291544894418,0.2754518017642182,0.267569952970391,0.2661350903841959,0.25848948758352647,0.24797379568614156],"twin_dists":[0.14585650989311363,0.15560301106387692,0.15919127158859286,0.15991125907380685,0.17102233210481713,0.17429444631528482,0.1763325998433965,0.17708637197542773,0.18171729243867388,0.1832657989467303,0.18435134210584286,0.18517628855052864,0.1853680401342454,0.19285380611926498,0.1935177838109217,0.20209368825875845,0.2033044682466273,0.20357387719468362,0.2037487814141324,0.2075099269663993,0.20855615541377734,0.21089107391056405,0.21132069678657528,0.21363466939644019,0.21688900957288482],"n_dims_used":45,"mean_confidence":0.9178335401746962},"coverage":{"mean_confidence":0.9178335401746962,"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}}