{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002415},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002417","490:4900002565","490:4900001948","490:4900003554","490:4900001809","490:4900004376","490:4900003823","490:4900003412","490:4900002264","490:4900002568","490:4900002266","490:4900002110","490:4900002113","490:4900004101","490:4900003291","490:4900003427","490:4900003553","490:4900003551","490:4900002573","490:4900002859","490:4900010270","490:4900004103","490:4900002109","490:4900001802","490:4900003407"],"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":[0.6684754865519316,0.6026641460972023,0.39162900375520954,0.3811026492139241,0.361760487411962,0.3306720096692296,0.33016989844975797,0.31173881837203377,0.2856881975238187,0.2839787501976909,0.279522133039238,0.26273140440047943,0.26085129550588915,0.22866101114253834,0.21896562233233666,0.21142419359176953,0.1975117281635042,0.19632076734793855,0.1940678127876827,0.1852645098735447,0.18245052530681521,0.18236830053591507,0.17579952075342434,0.16689927398969379,0.16671492353428077],"twin_dists":[0.11656270362079416,0.13070242280195718,0.17783230399750308,0.18039809573742777,0.18520419952562328,0.19321450673107815,0.19334712134172305,0.19829495671950817,0.20558391143130988,0.2060757305374349,0.20736639318891442,0.21234562434421156,0.21291533160553158,0.2231056713766884,0.2263575235036866,0.22895430167943726,0.2339152595451423,0.2343509741230613,0.23518025823823646,0.23848652986758748,0.23956659593720658,0.23959833163847183,0.24216706435832058,0.24575910067078952,0.24583494110443752],"n_dims_used":45,"mean_confidence":0.91935789320204},"coverage":{"mean_confidence":0.91935789320204,"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}}