{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001703},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003475","490:4900004437","490:4900004151","490:4900001467","490:4900003325","490:4900002318","490:4900002340","490:4900002611","490:4900001697","490:4900002637","490:4900002786","490:4900003227","490:4900001030","490:4900001994","490:4900002332","490:4900001998","490:4900002467","490:4900001450","490:4900004148","490:4900001193","490:4900000953","490:4900001573","490:4900002762","490:4900001704","490:4900001595"],"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":[0.6085454289366035,0.550346937137588,0.5161028563390813,0.4898665684388826,0.4882462572213109,0.4526908813736166,0.45138891492641126,0.44654293394837785,0.4327703302029316,0.42539265294846557,0.4175417123725842,0.4056486232887478,0.405076565511131,0.4021484555566927,0.3942872171843842,0.392890560716626,0.38847019714970976,0.38481149375253976,0.3782576630687398,0.3712652568697682,0.36901514208119746,0.3683886963482564,0.36761888673956,0.3584133393113177,0.35694499992149786],"twin_dists":[0.12944306956704477,0.14193878140200752,0.1493781551522656,0.15515759183220848,0.15551735056047544,0.16351252289083573,0.1638093653112989,0.16491704865969264,0.16809071504122805,0.16980736809565697,0.17164777778164308,0.1744643152852988,0.17460070061525335,0.1753001517096612,0.17718951580710743,0.17752699228682928,0.1785987960756697,0.17949027142420407,0.18109735646577585,0.18282697734402464,0.18338697029964487,0.18354317800510855,0.18373531605638238,0.18604885261159287,0.18642066201184762],"n_dims_used":45,"mean_confidence":0.9159023708767361},"coverage":{"mean_confidence":0.9159023708767361,"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}}