{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":481,"cluster_id":4810001774},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["481:4810001215","481:4810001690","481:4810001775","481:4810001200","481:4810001963","481:4810002036","481:4810001864","481:4810001371","481:4810001953","481:4810001284","481:4810001366","481:4810001224","481:4810001367","481:4810001076","481:4810001863","481:4810001221","481:4810001374","481:4810001708","481:4810001064","481:4810001693","481:4810001447","481:4810001074","481:4810001358","481:4810001142","481:4810001688"],"twin_admin_codes":[481,481,481,481,481,481,481,481,481,481,481,481,481,481,481,481,481,481,481,481,481,481,481,481,481],"twin_sims":[0.9738483974972615,0.9653812074620451,0.939359340889683,0.934399462068271,0.9192146180814763,0.9190581381170203,0.90237515893704,0.9022283454506481,0.8911039390734904,0.8889493207515246,0.8872714518895908,0.886419811587992,0.8845665982384447,0.8807581420757978,0.8749820461336384,0.8728649995673377,0.8708219979708063,0.8702549722313367,0.8662928759335059,0.8649379753793957,0.8587280692811545,0.8518251154566415,0.8464463878135312,0.8463628395849635,0.8462006970733064],"twin_dists":[0.029899147460545807,0.03447536405189341,0.045938568123090245,0.04784292756235846,0.0533073150073008,0.053361156910009054,0.058867658706252365,0.05891426163485332,0.06236523762258785,0.06301658201590518,0.06352025875559114,0.06377475097931755,0.06432589703899746,0.06544752020298128,0.06712184695189925,0.06772786402840605,0.0683089649434458,0.06846961260887269,0.06958466899516941,0.0699630570742893,0.07167918116731099,0.07355392869951977,0.07499246050271019,0.07501465907485073,0.07505772748214481],"n_dims_used":45,"mean_confidence":0.9217758178710938},"coverage":{"mean_confidence":0.9217758178710938,"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}}