{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930002038},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930001177","493:4930000963","466:4660012947","493:4930001894","493:4930000208","493:4930000276","493:4930000314","496:4960007474","493:4930000749","469:4690000971","493:4930000138","493:4930002074","493:4930000750","496:4960011988","487:4870005279","469:4690001660","493:4930000200","493:4930000549","490:4900001903","487:4870004994","496:4960000901","493:4930004965","493:4930000311","496:4960004096","487:4870004708"],"twin_admin_codes":[493,493,466,493,493,493,493,496,493,469,493,493,493,496,487,469,493,493,490,487,496,493,493,496,487],"twin_sims":[0.4843979577385922,0.4160579507671415,0.3817626876213612,0.3586645967033245,0.35773591010742056,0.32920758563707414,0.3269978408085159,0.3119460221269678,0.30453390087727583,0.256957371377298,0.23978300904881011,0.23817995398237884,0.23147754144172789,0.21889101520934773,0.21468599530160698,0.16907220832464817,0.16823269190174017,0.16683669578041102,0.16604419610705684,0.1603852949086879,0.1592135046802475,0.15857645920256105,0.15803624382801088,0.15615142292822248,0.15410376860834835],"twin_dists":[0.15637324955873044,0.1719972435846803,0.1802362273426551,0.18598530819894396,0.18622029221189473,0.19360159143018407,0.1941874814047312,0.19823842914194456,0.20027411235876424,0.2141035245997919,0.2194856467344252,0.22000054126369478,0.222178196933599,0.22638291607933467,0.22782360344189473,0.24486968474585422,0.24521233129334624,0.24578483811734367,0.24611138477416666,0.24847648992418953,0.24897377416512148,0.2492452419036337,0.2494760700596431,0.25028596854123114,0.2511739733713636],"n_dims_used":45,"mean_confidence":0.9214314778645833},"coverage":{"mean_confidence":0.9214314778645833,"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}}