{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009882},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010270","490:4900009775","490:4900009774","490:4900009776","490:4900011110","490:4900008831","490:4900010092","490:4900009566","490:4900010183","490:4900010707","490:4900008704","490:4900010280","490:4900010177","490:4900010691","490:4900010777","490:4900010692","490:4900009772","490:4900011539","490:4900009571","490:4900008711","490:4900004930","490:4900010870","490:4900009991","490:4900009570","490:4900009166"],"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":[0.6285610594944713,0.5584170575689088,0.5276300511518792,0.4288249346136559,0.41375648703590623,0.3787218095356635,0.37131130091040054,0.343983194036607,0.329271611265731,0.3246806788310366,0.2752124263587411,0.26751553213144785,0.26318628824210427,0.2627367138549223,0.2597873221195602,0.2557058348446996,0.24903239295852506,0.24748627502239876,0.2422248824493613,0.23385056080979222,0.23295595663922145,0.23074632789452532,0.22760034578316968,0.22037351896125174,0.2198534736387549],"twin_dists":[0.12515509192922727,0.14019819233833683,0.14686271129089373,0.16900723485689678,0.1725403629812743,0.18098310189110992,0.18281553583803356,0.18973791209834012,0.1935846480692215,0.19480420729274092,0.20862645846463349,0.2109073423090831,0.2122081702140792,0.2123440191058095,0.2132388774994376,0.2144878300307733,0.21655746506401818,0.2170420025523074,0.218705607065009,0.22140252015304288,0.22169433242888253,0.22241826472888043,0.2234569007613751,0.2258794287293325,0.22605578716110145],"n_dims_used":45,"mean_confidence":0.9200686136881511},"coverage":{"mean_confidence":0.9200686136881511,"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}}