{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010846},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010917","490:4900010677","490:4900010512","490:4900010759","490:4900010848","490:4900010421","490:4900010775","490:4900010765","490:4900011158","490:4900010424","490:4900010672","490:4900010776","490:4900011247","490:4900012118","490:4900010927","490:4900011088","490:4900011087","490:4900010758","490:4900010764","490:4900011007","490:4900011159","490:4900011900","490:4900009334","490:4900011300","490:4900011450"],"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":[0.5552775308489353,0.5370137704133647,0.5083029708872778,0.4307813418172222,0.42773078345629456,0.4116527506098134,0.3670220463338848,0.3585705030336678,0.2702828307944896,0.2447365361424462,0.23996292157195867,0.23918192354246506,0.22805073320388386,0.22446507944097188,0.22140537119532777,0.21482918904814552,0.20570342363474953,0.19759683115362184,0.19121128972657667,0.18855921939041362,0.18046548152316075,0.17953852049624502,0.17451767585205752,0.1702419252751986,0.15238253555351086],"twin_dists":[0.14087487908216836,0.14482391856413873,0.1510879216948793,0.16855233302411352,0.1692620158955611,0.17303796728039786,0.1838844210034942,0.18600910234610918,0.21008267976157838,0.2179085692863943,0.21942799946844008,0.219678449661369,0.2233076271670002,0.2245015009695016,0.2255303285433781,0.22777423248126114,0.23096634602060145,0.23388419418724513,0.23624138777289141,0.23723651550408678,0.24033559047104872,0.24069674122190793,0.2426762571272607,0.24439430027672404,0.2519271304893068],"n_dims_used":45,"mean_confidence":0.8933651394314236},"coverage":{"mean_confidence":0.8933651394314236,"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}}