{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011867},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011401","490:4900011475","490:4900011866","490:4900011602","490:4900011801","490:4900011666","490:4900011988","490:4900011414","490:4900011670","490:4900011734","490:4900011273","490:4900011731","490:4900011661","490:4900011182","490:4900011674","490:4900012076","490:4900011112","490:4900011469","490:4900011926","490:4900010714","490:4900010625","490:4900011593","490:4900011201","490:4900009378","490:4900011610"],"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":[0.563605142613319,0.5301391450872057,0.5067724462915253,0.4780907154825758,0.45840912249689314,0.425607127163948,0.37316236783302487,0.3365891543485314,0.3282720384144626,0.32533061044328215,0.3231833609431795,0.3176758734767758,0.30344883804241896,0.2938237404071064,0.2722576148064085,0.23917405272381573,0.23121879633383471,0.21815665129150855,0.21655632114302653,0.21566439891948166,0.21400869891639035,0.2119793032753439,0.19927577996343612,0.19555144341276395,0.19462791738059831],"twin_dists":[0.13908112942285789,0.14631682668510884,0.15142420648479019,0.15778064240988213,0.16221247692027152,0.1697572919553284,0.18235614294842659,0.19165991498278293,0.1938493762192223,0.19463097876992327,0.19520402757183622,0.19668363891087073,0.20057450645435504,0.2032670752958675,0.20949737474121338,0.21968097637740866,0.22226308945213535,0.22663316775561754,0.22718048492840562,0.22748670671474464,0.22805742641240584,0.22876104397248626,0.2332732052192003,0.23463340660332208,0.23497346922321746],"n_dims_used":45,"mean_confidence":0.9122646755642361},"coverage":{"mean_confidence":0.9122646755642361,"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}}