{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002132},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005108","490:4900002590","490:4900001829","490:4900001554","490:4900002745","490:4900001285","490:4900001143","490:4900004538","490:4900002890","490:4900003581","490:4900004952","490:4900003306","490:4900001549","490:4900004693","490:4900001984","490:4900003711","490:4900002450","490:4900002136","490:4900001283","490:4900004262","490:4900012636","490:4900005100","490:4900003853","490:4900012494","490:4900002586"],"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":[0.48143581315614553,0.4091681173322542,0.40185275744179455,0.3806059526747925,0.3651734916295761,0.36231900262080596,0.3434085337335758,0.32011398534369584,0.3116119538275254,0.30475714682929445,0.3043055089673543,0.3015673065519998,0.2980203180463133,0.278590447284816,0.2780840950391272,0.27635837251995926,0.25970775377426536,0.25540776640795937,0.25286809405508015,0.25277702261432844,0.2505346577027645,0.2484384073237813,0.2462973772425342,0.24360450415876014,0.24188837817877418],"twin_dists":[0.1570334937281705,0.17362709958576344,0.17537091363195978,0.1805199950811959,0.18434700753385574,0.1850636463934972,0.18988649216794345,0.19602686892721563,0.19832957742210752,0.20021238486834508,0.2003372898473439,0.20109688185095928,0.20208684010428904,0.20763778907285435,0.2077855189454742,0.20829023968526444,0.21326310705911627,0.21457953245228736,0.21536364507105615,0.21539185573100353,0.21608851239579657,0.2167433853146566,0.2174159138746767,0.2182671463054711,0.21881279725199224],"n_dims_used":45,"mean_confidence":0.9191782633463542},"coverage":{"mean_confidence":0.9191782633463542,"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}}