{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004009},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002603","490:4900004022","490:4900001704","490:4900003464","490:4900004304","490:4900003068","490:4900004426","490:4900002604","490:4900002452","490:4900003728","490:4900003337","490:4900003336","490:4900001996","490:4900003357","490:4900004292","490:4900003865","490:4900003458","490:4900004013","490:4900001875","490:4900002639","490:4900003456","490:4900003592","490:4900002302","490:4900003199","490:4900001994"],"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":[0.8078510630068562,0.8049349109300162,0.686067227307225,0.6609759914449165,0.6593035013440017,0.6445327345234358,0.6158925239315374,0.6096138529102931,0.5720106159296013,0.5709307636569992,0.5693852394426442,0.5693080637200508,0.5575465905058477,0.5566067906025202,0.5547139920835908,0.5543085310079575,0.5502929419425789,0.5456950899080396,0.5362267605013741,0.5088218606793142,0.4969855801177317,0.49583254161994555,0.48677082959986917,0.4791723868189551,0.4628347811915192],"twin_dists":[0.08484245402486172,0.08555838287585987,0.11274117771119677,0.11818403674200095,0.11854507558152581,0.12172637169423128,0.1278697011535895,0.12921428722299916,0.13727404359633008,0.1375060302322384,0.137838140770926,0.1378547273220145,0.14038575537063458,0.14058830524219737,0.14099640279351072,0.14108384957329873,0.14195044059923542,0.14294395805067872,0.14499463082723496,0.15097397213548217,0.15358109982844556,0.15383599052449595,0.1558452549611781,0.1575388620414565,0.1612103015803002],"n_dims_used":45,"mean_confidence":0.9182695176866319},"coverage":{"mean_confidence":0.9182695176866319,"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}}