{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006683},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007655","490:4900006563","490:4900007301","490:4900006445","490:4900006932","490:4900006685","490:4900006933","490:4900007541","490:4900006684","490:4900006809","490:4900007660","490:4900007299","490:4900006682","490:4900007300","490:4900006444","490:4900006681","490:4900005698","490:4900007536","490:4900006565","490:4900006806","490:4900007297","490:4900007175","490:4900007407","491:4910002615","490:4900007645"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490],"twin_sims":[0.5265372484297721,0.47844613143730486,0.3670669155778695,0.34343667315831167,0.334215209333236,0.3237467702419375,0.32366373138065396,0.3185802374820808,0.24664581648659006,0.2221945137462402,0.19183664544733672,0.1758528378512914,0.16953130193941107,0.1444036893371466,0.14306912718294681,0.1395325185747141,0.1136700859753843,0.10319268541728568,0.08807840320155609,0.08543073593394043,0.0843479706696977,0.07545246781171545,0.0722591183641353,0.06058855440353645,0.0602733076500361],"twin_dists":[0.14710064001582734,0.1577011787470582,0.18387320737788282,0.1898792135607397,0.1922818126939922,0.19505346286694977,0.19507564488103551,0.19643969473369807,0.2173062089300716,0.22526407606353463,0.23600814374363593,0.24214594238344653,0.24468282383315137,0.2555025976547279,0.2561148176435882,0.25775800475798805,0.27084078075488655,0.2767976838481475,0.2862857891389578,0.28807843731960864,0.28882430546912397,0.2952611500130993,0.29772132152248826,0.307539345716794,0.3078253268943494],"n_dims_used":45,"mean_confidence":0.9008365207248263},"coverage":{"mean_confidence":0.9008365207248263,"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}}