{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009166},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010269","490:4900008704","490:4900008711","490:4900008831","490:4900005611","490:4900008490","490:4900008823","490:4900008162","490:4900010177","490:4900008598","490:4900009566","490:4900009262","490:4900008818","490:4900010182","490:4900009271","490:4900009057","490:4900008600","490:4900009374","490:4900009882","490:4900009163","490:4900009677","490:4900010176","490:4900009476","490:4900011732","490:4900008599"],"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":[0.5853285044687644,0.5626395973002136,0.49234774897436734,0.46009942310359303,0.44451391414014696,0.4248016175138512,0.36783126367794555,0.32713357029675766,0.32244975588538255,0.30202438571174056,0.2913220454666016,0.27782046478737227,0.25939241658197365,0.2545523811867013,0.25069370608626956,0.24461743466969305,0.2381242793016386,0.23473838702088073,0.2198534736387549,0.21103989610856153,0.20069162116062741,0.1988391140834574,0.1944540560259041,0.17129944110692216,0.1679020733812061],"twin_dists":[0.1344162725118927,0.13928891967418644,0.15460738192830661,0.16182931009433066,0.16538218657347079,0.16994541925888065,0.18368228847136508,0.1941514313451518,0.19540029459885222,0.20096980751778432,0.20397539208866927,0.20786249878661014,0.21335917715526503,0.21484307375714773,0.21603896858225155,0.21794624485886174,0.22001846421580282,0.22111364180784243,0.22605578716110145,0.22908829392875124,0.2327607193270036,0.2334317698279694,0.235037614039072,0.24396652880752395,0.2453476100142298],"n_dims_used":45,"mean_confidence":0.925057135687934},"coverage":{"mean_confidence":0.925057135687934,"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}}