{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":492,"cluster_id":4920002256},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["492:4920001794","492:4920001607","492:4920002640","492:4920002435","480:4800006120","492:4920002251","492:4920002380","492:4920002484","492:4920002001","492:4920002211","492:4920002432","492:4920001159","492:4920000693","492:4920001562","492:4920002258","492:4920002207","492:4920002314","492:4920002688","492:4920001795","492:4920001701","492:4920002151","492:4920000487","480:4800006095","492:4920002374","480:4800006028"],"twin_admin_codes":[492,492,492,492,480,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,480,492,480],"twin_sims":[0.23822201448398841,0.20744089844251287,0.1458351918608394,0.14368677381883763,0.12631009014369385,0.09452555543053025,0.07573438577156716,0.07086730171142369,0.06480627476829336,0.05894691402696339,0.054884072018699825,0.05250446192283236,0.0460900765786416,0.04475677440398387,0.04425954054183386,0.04121503281982433,0.03986678214025475,0.03951236785681142,0.03862537125080628,0.038481326518217826,0.03757059699011586,0.036221449781844675,0.03458380668232458,0.03403617586404098,0.032436011097437246],"twin_dists":[0.21998700283682995,0.23035127264233912,0.25485055361237247,0.25583095247069976,0.2641926320644448,0.28209295047009864,0.29504802355396026,0.29882119363961407,0.30382596992872096,0.3090422304871859,0.3129157043197571,0.3152959439682491,0.32219122981623727,0.32372436977987673,0.32430594776891336,0.32799169693663394,0.3296976774913728,0.3301542070274133,0.33131213010369004,0.3315022911320563,0.3327187432949896,0.3345675591368321,0.33689200287623783,0.33769021678497485,0.34008700335757264],"n_dims_used":44,"mean_confidence":0.9212905710393732},"coverage":{"mean_confidence":0.9212905710393732,"n_dims_used":44,"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}}