{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010772},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010855","490:4900011172","490:4900011972","490:4900011647","490:4900011077","490:4900011712","490:4900011650","490:4900011299","490:4900011841","490:4900010684","490:4900011913","490:4900011654","490:4900011648","490:4900011782","490:4900010839","490:4900011915","490:4900011780","490:4900012052","490:4900010773","490:4900012051","490:4900011586","490:4900011846","490:4900012167","490:4900011911","490:4900011583"],"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":[0.3685834457775388,0.32235544476055505,0.27958455368734386,0.2690344760591774,0.2538746553177818,0.23618658118102787,0.22763468092190203,0.22703624289212135,0.2252657991822547,0.21381499825794092,0.20758675563957735,0.19917730638909692,0.18167840773448293,0.17728568465300293,0.15580479766060867,0.14951493806635038,0.1386093555585246,0.13744722838963933,0.13574866196403562,0.13473484717783296,0.13158783232401758,0.13108783987806633,0.1259420025282803,0.12290952772273703,0.1190406771305319],"twin_dists":[0.1834946019719559,0.19542554444933463,0.20734823000738628,0.21045404238383736,0.21505227806234625,0.220643963944323,0.22344551405506294,0.22364413969846397,0.22423380259585066,0.22812438958230066,0.23029979881709742,0.23330894254746226,0.23986500356984747,0.24158000896161635,0.25043568793322646,0.25319589869972703,0.2581920286671146,0.25874148237334516,0.2595508519348466,0.26003755949232693,0.26156610336009306,0.26181148195740395,0.2643788925181942,0.2659293422725311,0.26795030035449474],"n_dims_used":45,"mean_confidence":0.8930630154079862},"coverage":{"mean_confidence":0.8930630154079862,"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}}