{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005833},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005575","490:4900007429","490:4900005574","490:4900005704","490:4900005705","490:4900004634","490:4900005572","490:4900005174","490:4900004633","490:4900005172","490:4900005038","490:4900005037","490:4900005443","490:4900005959","490:4900005573","490:4900005312","490:4900006936","490:4900004211","490:4900005837","490:4900005171","490:4900004073","490:4900003796","490:4900004915","490:4900005057","490:4900005434"],"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":[0.33864255741396004,0.33846422595136605,0.3301624606379553,0.28505273564028477,0.2452916023551124,0.22296009810626596,0.20762763237216056,0.1950466763715005,0.1815684181152294,0.18024277755419998,0.17625940186653039,0.16645899841018627,0.12370184197656987,0.10033630857330639,0.09464015436984034,0.06792902704774816,0.06675927290966079,0.0666171566846402,0.06544440487021867,0.061128289569860016,0.056934020189113914,0.04830365200223569,0.04652386213099701,0.046436420675619,0.04290101873995646],"twin_dists":[0.19112390012094038,0.19117038168127107,0.1933490866033555,0.20576653060754355,0.21773313996259355,0.2250063746264568,0.23028537761350237,0.23481913447101233,0.23990758518554536,0.24042223741406502,0.2419850287560079,0.2459403271252083,0.26552146408457095,0.2785029698689518,0.2820204936166356,0.30120197200183424,0.3021731434975008,0.30229207615043585,0.3032814988494434,0.30705254216414435,0.31093277136882824,0.31972598831414156,0.32170043859852115,0.32179906190044355,0.3259233681604198],"n_dims_used":45,"mean_confidence":0.9142818874782986},"coverage":{"mean_confidence":0.9142818874782986,"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}}