{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":471,"cluster_id":4710002359},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["476:4760002388","476:4760002318","476:4760002625","471:4710002456","476:4760002383","476:4760002461","476:4760002626","471:4710001979","471:4710002143","471:4710002498","476:4760002389","476:4760002390","471:4710002361","476:4760003052","471:4710002358","476:4760003135","476:4760002796","476:4760002966","476:4760002544","471:4710001924","476:4760002962","471:4710001361","476:4760002718","471:4710002457","476:4760002460"],"twin_admin_codes":[476,476,476,471,476,476,476,471,471,471,476,476,471,476,471,476,476,476,476,471,476,471,476,471,476],"twin_sims":[0.8891776833222907,0.8655903197635648,0.8651740348182974,0.8321622532780778,0.8297259076845337,0.8058548382529763,0.799955702067817,0.7965165473951297,0.7956338577222507,0.79013628424866,0.7861377989637414,0.785083628795506,0.7774315669029015,0.7687635993043362,0.7546493631835748,0.7537691297471201,0.7418114872001773,0.7405345332475725,0.7386513326367319,0.7216002975249777,0.6937696407617672,0.692088549887024,0.6833288114878866,0.6829734156736144,0.6791751772224714],"twin_dists":[0.06294779252470321,0.06978105664856393,0.06989723669210018,0.07872747633236042,0.07935317664529509,0.08533290576202933,0.08677305613212688,0.0876065511238182,0.08781977552940876,0.08914156361619822,0.09009642935297285,0.09034729390465668,0.09215776036519857,0.09418753013407852,0.09744950344004198,0.09765130507347367,0.10037544131953939,0.10066454325136694,0.10109029632812568,0.10491477774009028,0.11105830136704392,0.11142615971012018,0.11333796298280728,0.11341535917012407,0.11424174970219336],"n_dims_used":45,"mean_confidence":0.9196033053927951},"coverage":{"mean_confidence":0.9196033053927951,"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}}