{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010740},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010823","490:4900008993","490:4900010743","490:4900010738","490:4900010983","490:4900008546","490:4900010736","490:4900009923","490:4900010824","490:4900010138","490:4900009744","490:4900010567","490:4900011244","490:4900010570","490:4900008547","490:4900010041","490:4900009842","490:4900010497","490:4900010584","490:4900004882","490:4900010315","490:4900010737","490:4900010568","490:4900010651","490:4900010571"],"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":[0.0868313271868628,0.024435591995869397,0.013230318352983857,0.012169644476321887,0.009660889599394491,0.008932945686493709,0.008920253122144877,0.005112903716994581,0.004860333996953249,0.004805258816307776,0.0040809315399517225,0.00378211566749598,0.0033273551164367974,0.0030428468765369135,0.0028919126756747154,0.0028844074753439876,0.002868981458229551,0.002553542506091747,0.0025511907095231903,0.0024387612306018677,0.00212022856508355,0.0020128901073650637,0.0017896919054411586,0.0013631371037790346,0.001336706004939639],"twin_dists":[0.2871247242048946,0.35385564395946906,0.38198311157242315,0.3856555310224003,0.395623762300553,0.39894977996993175,0.39900989182718255,0.42188174630881586,0.42390237324872154,0.42435559617459945,0.4308009373452324,0.43376802258605107,0.43872122958262616,0.4421444012561901,0.44408100905692716,0.4441797002749248,0.4443832875268998,0.44878255149599994,0.4488171814330532,0.45050781062126244,0.4557181347919542,0.4576369941908894,0.46194848220688156,0.471784749779345,0.47248427359834955],"n_dims_used":45,"mean_confidence":0.8863792419433594},"coverage":{"mean_confidence":0.8863792419433594,"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}}