{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008107},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008324","490:4900011151","490:4900011887","490:4900007787","490:4900011293","490:4900008116","490:4900009940","490:4900010024","490:4900008342","490:4900011070","490:4900011297","490:4900007894","490:4900007774","490:4900011691","490:4900009934","490:4900009013","491:4910005358","490:4900008325","490:4900010915","490:4900010835","490:4900008212","490:4900010127","490:4900011009","490:4900009929","490:4900007992"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,490,490,490,490,490,490,490],"twin_sims":[0.4499312492364285,0.408997786701928,0.36758572153238217,0.3395168408837719,0.33400612284318293,0.29199476308667566,0.2679012960555043,0.2372957764409537,0.23485796919511026,0.22941115136633317,0.2203330525945887,0.21512795476224697,0.2052708292066478,0.20230049138208325,0.1938407590793706,0.18399285413264083,0.18249592393917136,0.18036672253379393,0.17972508302526152,0.17940430747674493,0.1791784808290837,0.16544245430031895,0.16523549776514285,0.1645719218087229,0.1613331878550329],"twin_dists":[0.16414208411975786,0.17366754422641834,0.18374359833341833,0.19089621105265658,0.19233670141969494,0.20378456869758904,0.21079206751387994,0.220285501584377,0.22107478724329993,0.22285791934656665,0.22589314173045613,0.2276712942028956,0.23112003792046695,0.23218137656001517,0.23526420396536651,0.23897317576409985,0.2395490780819212,0.24037400506518403,0.24062394909815,0.24074914101767278,0.2408373716055952,0.24636008216551733,0.24644576736096221,0.24672102834701679,0.24807615182467527],"n_dims_used":45,"mean_confidence":0.8879362318250869},"coverage":{"mean_confidence":0.8879362318250869,"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}}