{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012178},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012165","490:4900011631","490:4900010588","490:4900012044","490:4900012115","490:4900010842","490:4900011831","490:4900011081","490:4900011828","490:4900011838","490:4900012182","490:4900012177","490:4900011456","490:4900011387","490:4900011250","490:4900011770","490:4900011641","490:4900010564","490:4900011100","490:4900012184","490:4900011766","490:4900012104","490:4900012095","490:4900012042","490:4900010035"],"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":[0.3013425371314653,0.24036275054865489,0.23595537488675933,0.2307743842304188,0.17019760155400973,0.1700684744492168,0.15912177191387641,0.1587150174532313,0.14936839439569513,0.14677441706049202,0.1435020402486622,0.13995695575449935,0.13471288813872895,0.13077954834817868,0.12966070069078056,0.12645227512951432,0.12488064730893948,0.12480551211768177,0.12105622148502042,0.11657960391404748,0.114792407286185,0.11454113241633165,0.10460300975113049,0.10397428137640306,0.09864086134656291],"twin_dists":[0.2011594120350174,0.21929998740123569,0.22071882208982713,0.22240904419647087,0.24441227105502156,0.244464643992735,0.24901281595952565,0.2491861298118945,0.2532612163285424,0.2544253105536514,0.2559157593311567,0.2575591750112003,0.2600481318433301,0.2619631323764393,0.2625157760239144,0.26412079353882456,0.2649182847729473,0.26495660104848684,0.26689129411148876,0.26926216570236333,0.2702282035455992,0.27036495085747425,0.27596925589465743,0.27633749057557344,0.2795332062142648],"n_dims_used":45,"mean_confidence":0.8914525349934895},"coverage":{"mean_confidence":0.8914525349934895,"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}}