{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003594},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002320","490:4900003462","490:4900004431","490:4900004444","490:4900003603","490:4900004017","490:4900004430","490:4900004295","490:4900003878","490:4900003455","490:4900003338","490:4900004015","490:4900004293","490:4900002017","490:4900003329","490:4900001732","490:4900004161","490:4900003466","490:4900002148","490:4900002472","490:4900003072","490:4900002303","490:4900002771","490:4900001733","490:4900003460"],"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":[0.843059712395234,0.7686251926564704,0.7526276804401852,0.7485269164480475,0.7114061743115621,0.6460522940473925,0.6414841578610238,0.620067842793715,0.6137311881012992,0.6096441471854274,0.5860188480422595,0.5756976938202876,0.5650261810256842,0.5532894382320107,0.5531486838121558,0.5510292762796001,0.5378024699047392,0.5342795588374083,0.525296389198801,0.5011926135647442,0.49994351665739784,0.4852367879465205,0.4812532281114818,0.4797788522954517,0.4734819493390056],"twin_dists":[0.0758888292145316,0.09421976925565882,0.09791272340183152,0.09884943638080362,0.10717781258061017,0.12139962772954702,0.12238157642469613,0.12697532899792915,0.12833258832858735,0.12920780023633796,0.13426827833611935,0.136482279498866,0.13877539733042296,0.14130368306578123,0.14133405080447672,0.14179145970788576,0.1446528889452462,0.145417217239478,0.14737093623093722,0.1526525070703792,0.15292798403087157,0.15618650815342755,0.1570742325292426,0.15740337854772524,0.15881281390040877],"n_dims_used":45,"mean_confidence":0.9178827073838975},"coverage":{"mean_confidence":0.9178827073838975,"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}}