{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010210},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011492","490:4900003834","490:4900008729","490:4900009384","466:4660003847","490:4900010015","490:4900001394","490:4900012150","490:4900011811","490:4900010116","490:4900005620","490:4900009705","490:4900004116","466:4660005187","490:4900012214","490:4900011942","490:4900012148","490:4900010095","490:4900007832","490:4900010211","494:4940008937","490:4900009803","490:4900012151","490:4900004789","490:4900002407"],"twin_admin_codes":[490,490,490,490,466,490,490,490,490,490,490,490,490,466,490,490,490,490,490,490,494,490,490,490,490],"twin_sims":[0.08289551500067377,0.07475050561754429,0.06376286329769391,0.05531209639465129,0.05519920063259426,0.05140213450055757,0.0428097578233423,0.040356410366584466,0.0397378586301251,0.03888869496240113,0.036855111684884645,0.03340427758792133,0.032696522378724675,0.031198004763051096,0.03056526691308187,0.029968227386014082,0.028124930817095863,0.028020874405396575,0.026521161004880816,0.026427111862357428,0.026300945899638058,0.025999211141449697,0.025771334575560315,0.024600260656266953,0.02423371639796314],"twin_dists":[0.28983692870634703,0.29579462930976347,0.30472575461049856,0.31249667404312237,0.3126069362779969,0.31642903139964507,0.32603355718568,0.3290725831083673,0.3298633486130882,0.33096604862574847,0.33369206581128685,0.338624972095256,0.3396900202000539,0.3420116403777971,0.3430206733102403,0.3439893214563014,0.3470881460198851,0.3472682309133377,0.34992980125326434,0.3501009974193884,0.3503314824197573,0.35088659586497606,0.3513095263443683,0.35353535128190233,0.3542508651652839],"n_dims_used":45,"mean_confidence":0.9164454989963108},"coverage":{"mean_confidence":0.9164454989963108,"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}}