{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010239},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010150","490:4900008548","490:4900010573","490:4900008549","490:4900011378","490:4900010412","490:4900008441","490:4900010488","490:4900010583","490:4900009447","490:4900010313","490:4900010655","490:4900010326","490:4900011309","490:4900009743","490:4900007889","490:4900010401","490:4900009931","490:4900012107","490:4900010569","490:4900011444","490:4900010498","490:4900009726","490:4900008547","490:4900010242"],"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":[0.16179954868185747,0.04185542243366716,0.032771644833457084,0.025241536950990167,0.023486182541685285,0.019174774891956615,0.0178648882550715,0.01108886109044558,0.00954014165686822,0.007646968135673885,0.0074564691953210235,0.007157012123196934,0.006078139075999761,0.005876883592603473,0.004094491618611852,0.003763721926563647,0.002387891314539434,0.0023806034633394816,0.0018989639055439582,0.0018473562268186193,0.0016625566062228002,0.001197331569055421,0.0011904458631034481,0.0011494966883886617,0.0011120530551739988],"twin_dists":[0.24787981309704876,0.3271978312539997,0.33957604574017053,0.3523054326234918,0.35573961606556637,0.3652295810976434,0.36848292215569844,0.38970199255161037,0.3961596357034347,0.40546831707940484,0.4065164095990564,0.40821361984560495,0.4149101326339788,0.4162767513087332,0.43067103442995214,0.433957557295998,0.45129635567468973,0.4514105854770327,0.4597794160419353,0.4607891070193084,0.46463126447065445,0.47639901843514365,0.47660317794542284,0.4778403831265027,0.479007934802241],"n_dims_used":45,"mean_confidence":0.8917015075683594},"coverage":{"mean_confidence":0.8917015075683594,"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}}