{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001114},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001237","490:4900001110","490:4900002548","490:4900002376","490:4900001112","490:4900002379","490:4900001923","490:4900002535","490:4900003137","490:4900001927","490:4900002549","490:4900002383","490:4900004077","490:4900003798","490:4900003809","490:4900001109","490:4900002543","490:4900004086","490:4900004216","490:4900004076","490:4900002380","490:4900001928","490:4900001925","491:4910001208","490:4900002244"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490],"twin_sims":[0.2828711991725419,0.2607946700381413,0.24680397683697566,0.17351996709073542,0.14020074306875777,0.13398755119719066,0.11545679067262084,0.10909691881291535,0.09996532789740561,0.08889780774830248,0.08691609412147436,0.06254802627669476,0.054517810047848426,0.05356054346549736,0.05001086818595103,0.04953627644257144,0.041425246749610796,0.03868984037227526,0.0325241515200805,0.03141339897859196,0.029251971555756467,0.024145619116263516,0.023478143908241236,0.021347103810951496,0.021202956020328706],"twin_dists":[0.206395333194162,0.21293253004982649,0.21725644554161647,0.24307443123517167,0.2574451748573788,0.26039808048044016,0.2698677422747746,0.2733861738807239,0.27872722393694854,0.28573968068794364,0.28706739728617664,0.3057886789790764,0.3132764230865237,0.3142287715677628,0.3178883326671166,0.3183938692280213,0.32772996374351027,0.33122721539716066,0.33995238573797243,0.341672144338071,0.3451734677221416,0.3544242310344983,0.35575584723009374,0.36023910959475136,0.3605562161344215],"n_dims_used":45,"mean_confidence":0.9088909573025173},"coverage":{"mean_confidence":0.9088909573025173,"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}}