{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012302},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012237","490:4900012303","490:4900012301","490:4900012304","490:4900013154","490:4900013122","490:4900000746","490:4900000745","490:4900012976","490:4900000636","490:4900013085","490:4900000633","490:4900000861","494:4940004802","490:4900012306","494:4940002030","494:4940001462","484:4840006910","494:4940003956","490:4900012232","490:4900012241","490:4900013117","490:4900013300","490:4900013079","477:4770001349"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,494,494,484,494,490,490,490,490,490,477],"twin_sims":[0.4486519340162817,0.24550476332652538,0.21367767161226423,0.1927166407434151,0.030819777701636047,0.03011942813007274,0.01925594281520391,0.018604195896243857,0.017193808633443695,0.015634173049124293,0.015434001088822692,0.013322541568071045,0.012415229659929883,0.010525036586188611,0.010134774504389895,0.009714529351222944,0.008582175939861872,0.008162223194934199,0.008033573186944696,0.00787525620436672,0.007756263230299618,0.006302559946621774,0.0061451887499148474,0.0050328383760977645,0.00464938359476684],"twin_dists":[0.16443442580409828,0.21766583816594337,0.22817188884973044,0.23568082072348817,0.34261267171416543,0.34374245722037966,0.3650344464626089,0.36662204301111806,0.3702314094896397,0.3745385748473591,0.3751184554566716,0.381676252687557,0.38478070921787466,0.39195416336880073,0.39357681780137693,0.395387626565728,0.4006398611540866,0.40274657296653116,0.40341139312238633,0.40424274690381184,0.40487752672674837,0.41343353292648055,0.4144638923015783,0.42251231480319557,0.4256643257234818],"n_dims_used":45,"mean_confidence":0.9119859483506945},"coverage":{"mean_confidence":0.9119859483506945,"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}}