{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003888},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003356","490:4900003216","490:4900003897","490:4900003075","490:4900003222","490:4900003225","490:4900002495","490:4900002191","490:4900002491","490:4900002480","490:4900000918","490:4900003738","490:4900002333","490:4900003752","490:4900002482","490:4900001452","490:4900001202","490:4900001465","490:4900002028","490:4900003623","490:4900003490","490:4900003330","487:4870002461","490:4900002626","490:4900002343"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,487,490,490],"twin_sims":[0.7617362857136863,0.6281525335382125,0.5950836600099431,0.5713135569719321,0.5304025645787329,0.5229955434440587,0.49460742661262896,0.49341353490450834,0.4871587082580948,0.46818528706924917,0.4676642744991148,0.4608362237772588,0.4534568023390786,0.4481777504381931,0.4308904827701718,0.41521452537446574,0.409335467722638,0.4082307220559654,0.3949055436524392,0.39334229952570754,0.3928910379677691,0.3876743062356925,0.37320984233059024,0.3730891898140289,0.36989353136230063],"twin_dists":[0.09581795440335071,0.1252426831493382,0.13232588678976695,0.13742378870036567,0.14625954858672494,0.14787250834040205,0.15410700112767137,0.15437129193844928,0.15575902213031448,0.16000317026514174,0.16012050648488257,0.16166244507980917,0.16333804374851585,0.1645428630157552,0.16852698048658854,0.17219613159200872,0.17358736981874404,0.17384977420193468,0.17704028536641594,0.17741777706746906,0.1775268768728123,0.17879238253097274,0.18234437566484787,0.18237428268973963,0.18316816146797169],"n_dims_used":45,"mean_confidence":0.9175657484266493},"coverage":{"mean_confidence":0.9175657484266493,"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}}