{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000822},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000780","480:4800000911","480:4800000782","495:4950001567","480:4800001178","480:4800001122","480:4800000868","495:4950001116","480:4800000978","480:4800001117","495:4950001628","480:4800001183","495:4950001062","495:4950001568","480:4800000783","480:4800000821","495:4950001011","495:4950001281","495:4950001064","495:4950000961","480:4800001019","480:4800000635","480:4800000980","495:4950001170","495:4950001391"],"twin_admin_codes":[480,480,480,495,480,480,480,495,480,480,495,480,495,495,480,480,495,495,495,495,480,480,480,495,495],"twin_sims":[0.857591332820652,0.826326911295695,0.7868111209726466,0.7658608911548641,0.7625692530904676,0.7478490276170071,0.7356519290526258,0.7186587835432893,0.7129307254778362,0.7118190666230542,0.7094588344388846,0.6942788004130941,0.687673413127288,0.6777105174924516,0.6650091269349473,0.6647192457616404,0.6511488126968166,0.6433568233031964,0.6261703738173364,0.6202077496505727,0.6139953926032409,0.6104341133203606,0.6045692924822561,0.5962809962112317,0.5923972592549785],"twin_dists":[0.07199021323255554,0.08022098184790284,0.08993600690376367,0.09486257482544083,0.09562536895593511,0.09900391986370463,0.1017669490585747,0.10556944261360623,0.10684038044898364,0.10708645994248622,0.10760832990690275,0.11094682211057384,0.1123907795847595,0.11456005354848152,0.11731261488568956,0.11737528695913384,0.1203029096174632,0.12197914915616795,0.12566761457683778,0.12694535598458334,0.1282760067517555,0.12903864159711423,0.13029447011149814,0.13206942333744634,0.13290137234600682],"n_dims_used":42,"mean_confidence":0.9003578367687407},"coverage":{"mean_confidence":0.9003578367687407,"n_dims_used":42,"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}}