{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005701},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005710","490:4900006942","490:4900006818","490:4900005968","490:4900006095","490:4900004627","490:4900006573","490:4900005307","490:4900006223","490:4900004767","490:4900005306","490:4900007068","490:4900006215","490:4900004765","490:4900005180","490:4900006819","490:4900004630","490:4900004769","490:4900005440","490:4900006812","490:4900005713","490:4900004621","490:4900005181","490:4900006940","490:4900005969"],"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":[0.47775067831883483,0.41692449768386225,0.39125712537851,0.36038591114791774,0.3164718453313771,0.2777735906399695,0.2572317669838272,0.24836722432051617,0.2125573935981193,0.17522758506212532,0.1473966005429167,0.14289061565784472,0.1428036984792211,0.13760343939043712,0.12915855987531055,0.1284096589908542,0.12023174395890725,0.11353923925245621,0.11242430338169389,0.1046542402555016,0.08419412470736161,0.06680009759717753,0.06629348180384778,0.06576344034183496,0.0650628689088145],"twin_dists":[0.1578566855241427,0.17179308369726218,0.17792239043329544,0.18555058927331936,0.1970090235819542,0.2078761906649955,0.21401942508874996,0.2167656850287476,0.22856014991691165,0.24239392866023748,0.25414471798593236,0.2561970295470321,0.2562370861102416,0.25866742424345995,0.2627649746673733,0.26313799744442523,0.26732285010435564,0.27091250118392374,0.27152622366902474,0.27593932713889757,0.28893090165113183,0.3021390167523369,0.3025637237959053,0.30301091269160796,0.30360651214209466],"n_dims_used":45,"mean_confidence":0.9108981662326389},"coverage":{"mean_confidence":0.9108981662326389,"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}}