{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004590},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003064","490:4900005658","487:4870001873","490:4900004289","490:4900000897","487:4870002546","490:4900000388","490:4900000676","490:4900002910","487:4870005718","490:4900000770","490:4900001340","490:4900000097","487:4870011446","490:4900003082","490:4900002909","490:4900003902","487:4870011573","466:4660005010","490:4900003200","487:4870003003","490:4900005652","490:4900007390","478:4780003859","487:4870002644"],"twin_admin_codes":[490,490,487,490,490,487,490,490,490,487,490,490,490,487,490,490,490,487,466,490,487,490,490,478,487],"twin_sims":[0.4004544855572321,0.2694356703032791,0.2220311350288844,0.1974698118945483,0.19732722800559926,0.19545120577764905,0.1934822688057518,0.17802273730255896,0.175596923552327,0.172127001934309,0.16584254859246828,0.16368013870413123,0.16150693227366203,0.15652903116404965,0.15291490704772948,0.145521204518905,0.1447695142291495,0.13549067994831576,0.1333948327649679,0.13297716745203128,0.1309100809516267,0.1294993482638022,0.12734632251649405,0.1264435619089511,0.12587893333031422],"twin_dists":[0.17570584587239577,0.21033457844208728,0.2253191472632452,0.2339305637492137,0.23398263991131302,0.23467026231956964,0.23539688338788747,0.2412901605399222,0.24224736642783865,0.24363309367550345,0.24619465227722187,0.24709221965180325,0.24800295703801642,0.2501231426701939,0.25169351791091127,0.2549931663644697,0.2553355117428741,0.2596744434687133,0.26068510366493985,0.26088793392316206,0.2618988897493068,0.26259577116709903,0.2636704762739593,0.2641251941044713,0.26441084835146367],"n_dims_used":45,"mean_confidence":0.9147300720214844},"coverage":{"mean_confidence":0.9147300720214844,"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}}