{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001837},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004147","490:4900002905","490:4900001840","490:4900001693","490:4900001695","490:4900002453","490:4900002750","490:4900001558","490:4900003324","490:4900003060","490:4900004577","490:4900004442","490:4900003457","490:4900001866","490:4900003724","490:4900002781","490:4900003061","490:4900003359","490:4900002908","490:4900003223","490:4900003199","490:4900003062","487:4870002112","490:4900004021","490:4900003727"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,487,490,490],"twin_sims":[0.691624681779047,0.666609350774552,0.6258282575421723,0.6005142837346362,0.5968623098492696,0.5916841122490044,0.5778308117829305,0.5539078315002584,0.5516760599487356,0.5447392028198538,0.5402234867424024,0.5301638506571429,0.5250521458931998,0.5201432094310421,0.5167576036880528,0.5095046446199151,0.5077187835780128,0.5067217469989016,0.5053481687677549,0.5031261139899492,0.4940138569852101,0.47168495009864086,0.4619377968819967,0.45844554616974903,0.45736535665655975],"twin_dists":[0.11152760720015614,0.1169665359434793,0.12574094724917473,0.13116279696733846,0.1319449150937314,0.133054162798567,0.13602443551500457,0.1411702790035518,0.1416518418067779,0.1431506888373847,0.14412819232407686,0.1463114544343478,0.1474241564523092,0.14849500420665,0.14923492613586706,0.1508240769891398,0.15121624711849257,0.15143535063702526,0.15173738801211825,0.1522264640441686,0.1542383759097248,0.15921616282621281,0.16141314540731935,0.16220421487199363,0.1624493366363668],"n_dims_used":45,"mean_confidence":0.917671881781684},"coverage":{"mean_confidence":0.917671881781684,"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}}