{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011595},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011530","490:4900011729","490:4900011269","490:4900011526","490:4900011113","490:4900011529","490:4900011118","490:4900011462","490:4900012137","490:4900011035","490:4900011461","490:4900011601","490:4900011186","490:4900011922","490:4900011864","490:4900011034","490:4900011731","490:4900010786","490:4900011724","490:4900011115","490:4900011528","490:4900011119","490:4900011191","490:4900012201","490:4900011799"],"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":[0.6099102292405553,0.506903275013741,0.49419727217054843,0.48854288781341493,0.45805465545540003,0.43994042139559414,0.4224568490145215,0.41232423987048666,0.4091360379835161,0.40106211024501864,0.4003040052254721,0.39857330398673674,0.39659822295891917,0.39608961940489185,0.3898207903729558,0.3854483294701721,0.3827689221818951,0.3815451320859545,0.37082838932782797,0.3615594810460973,0.3569896621937851,0.3563974843365993,0.34178087649607086,0.3374142783100386,0.33545769881578114],"twin_dists":[0.12915082329315228,0.15139545053757633,0.15419777572951984,0.15545146261360254,0.1622928936434074,0.1664336327512841,0.17049388959743214,0.17287901751910753,0.17363471619084855,0.17556023478548954,0.17574192242963801,0.17615728952291618,0.1766323149901568,0.1767548144597347,0.17827071495590152,0.17933481268009643,0.17998971610030617,0.1802895659632967,0.18293556977776274,0.18525481075534594,0.1864093411581817,0.18655950387309259,0.19030804783917357,0.19144431533662754,0.19195602247126367],"n_dims_used":45,"mean_confidence":0.9146923489040799},"coverage":{"mean_confidence":0.9146923489040799,"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}}