{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006976},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007107","490:4900006001","490:4900008391","490:4900008487","490:4900007934","490:4900009768","490:4900009360","490:4900003686","490:4900005336","490:4900007098","466:4660003904","490:4900011554","490:4900005206","490:4900009472","490:4900009363","490:4900005481","490:4900008708","490:4900012000","490:4900012750","490:4900009671","490:4900005997","490:4900012207","490:4900006974","490:4900005070","490:4900006612"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,466,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.011722796729767523,0.0058503718453149405,0.005420008116930296,0.004664607928126086,0.003817368615846798,0.002944196213955815,0.0021007969720896686,0.0015908619988476865,0.0015858028325803168,0.0008578334447364426,0.0008155128809004934,0.0005128783581178121,0.00032643854478011297,0.0002810535670092057,0.00027411088424000125,0.0002674838082547485,0.0002533796202124866,0.0002474534832566458,0.0002294744702619702,0.00021500965843075458,0.00019441804984116415,0.00015893213001411327,0.00014571206219553642,0.00013615270401334183,0.00010702037978060712],"twin_dists":[0.3872882425930817,0.4164599163978847,0.419543162057785,0.42553476320934197,0.43340709895950863,0.4433999232096814,0.45605878807691264,0.46622876187959283,0.46634398321104875,0.48806205407150477,0.4898074141171775,0.5055262230769788,0.5203825780283304,0.5252123391940482,0.5260150134696222,0.5267992104517176,0.5285308192875056,0.5292855574745695,0.5316839689570457,0.5337455142723824,0.5369175238860268,0.5432118482258257,0.5459018222656135,0.5479944216259814,0.5553555562378241],"n_dims_used":45,"mean_confidence":0.9279481675889757},"coverage":{"mean_confidence":0.9279481675889757,"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}}