{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008900},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008777","490:4900007991","490:4900010995","490:4900007785","490:4900011627","490:4900010592","490:4900012090","490:4900008775","490:4900010215","490:4900008898","490:4900009523","490:4900008555","490:4900011968","490:4900009003","490:4900010217","490:4900009135","490:4900008784","490:4900011836","490:4900007879","491:4910004699","491:4910005106","490:4900008326","490:4900009627","490:4900008551","490:4900011074"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,491,490,490,490,490],"twin_sims":[0.1486990313171324,0.09096770953219457,0.06311633973808697,0.03558035260824944,0.02600396605523947,0.023482053970716222,0.01639579282626929,0.01626900985970571,0.016023316955340122,0.013983496919442617,0.013007374775524275,0.01290811599732526,0.012251914085337432,0.012136077740398182,0.010094871991274552,0.009801176587255891,0.009659238271224502,0.009619491253686214,0.008834265337744573,0.0087078641782702,0.008496384102667016,0.007694655123495621,0.007362167744101854,0.007307991669448683,0.00681248809727085],"twin_dists":[0.25356016781669755,0.2843777205787724,0.3052893465452115,0.3354666648448145,0.3508778050503861,0.3557479516464314,0.37239028908752775,0.372741734198779,0.37342970612505005,0.379530382811057,0.38273281124346054,0.38307025561866076,0.3853607416388958,0.38577631545899066,0.3937458492241925,0.39500862927004476,0.3956310504071015,0.39580680942344976,0.39941915494848246,0.4000272823506795,0.40106262011925253,0.40520962132279453,0.40704416631607354,0.40735011433442564,0.4102470842324086],"n_dims_used":45,"mean_confidence":0.8899388631184896},"coverage":{"mean_confidence":0.8899388631184896,"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}}