{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005584},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005716","490:4900005051","490:4900005186","490:4900006825","490:4900007074","490:4900007073","490:4900006958","490:4900006709","490:4900006822","490:4900004912","490:4900007451","490:4900006945","490:4900006337","490:4900004231","490:4900006586","490:4900005454","490:4900005050","490:4900006340","490:4900005326","490:4900007450","490:4900003513","490:4900007678","490:4900003811","490:4900005843","490:4900005318"],"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":[0.1813362028105068,0.11676874380242254,0.0654469777144352,0.026230093252970047,0.01735445471584515,0.015506133961608172,0.011926562110652102,0.011831243930693042,0.004302092029466961,0.003852977386122054,0.0033453181348817693,0.0032548992222357284,0.0026162891528707624,0.0017108575061704659,0.0016663687129617698,0.0014199338654094465,0.001316458150212066,0.0010772361747254178,0.0009324063350205196,0.0008734230374806729,0.0007226120401268037,0.0006071429212042316,0.0005723294780023453,0.00047071641610672816,0.000449811253125575],"twin_dists":[0.23999754544334112,0.26916059633078826,0.30327931241846795,0.3504613373338571,0.36980747359255733,0.37490873418291637,0.3865369889792982,0.3868869839416022,0.42872958479452977,0.43304559923892844,0.4385141811078629,0.43956687302829855,0.4478692391887721,0.4635904550772776,0.46454811311941535,0.4703230213496555,0.4730288558035476,0.48012673214950297,0.48517263019325224,0.48743923065253963,0.4939548007329821,0.49986482819655537,0.5018534283022162,0.5083803962850705,0.5098854011920575],"n_dims_used":45,"mean_confidence":0.9216435750325521},"coverage":{"mean_confidence":0.9216435750325521,"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}}