{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005060},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004638","490:4900007550","490:4900005059","490:4900005057","490:4900004920","490:4900005178","490:4900005443","490:4900004780","490:4900005305","490:4900006084","490:4900005837","490:4900004918","490:4900006208","490:4900007433","490:4900004774","490:4900005825","490:4900005427","490:4900005290","490:4900005311","490:4900001104","490:4900005037","490:4900005173","490:4900005561","490:4900004082","490:4900005966"],"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":[0.2080194296609217,0.17039564388642897,0.16544313027745836,0.1326058163598868,0.1324825461015967,0.11053267759366067,0.10289128384995105,0.09460874387560722,0.08300857135994973,0.07036324363511282,0.06730236452856536,0.06715387130576186,0.06399143692766854,0.06139675728151737,0.033872478924218546,0.030083847092658392,0.028403425198654436,0.02667456312239373,0.024581393113007555,0.020196887632666628,0.017499526013125676,0.016787253398588897,0.01572559658073016,0.015506709313174272,0.014694849314299182],"twin_dists":[0.2301472506605674,0.2443320020180333,0.24635980242088887,0.2610686754825527,0.26112875696312743,0.27257830645226355,0.2769758712832667,0.28204034647973325,0.28975760164155223,0.299223843523701,0.301720539741601,0.30184399506783777,0.3045276197918777,0.3068117162516117,0.33793094151931924,0.34380045433835493,0.34660897406843044,0.3496516857437427,0.3535719557926106,0.3628232386245928,0.3694275845697648,0.37132001303350287,0.37427589919861526,0.3749070648428706,0.3773187238082931],"n_dims_used":44,"mean_confidence":0.9224401820789684},"coverage":{"mean_confidence":0.9224401820789684,"n_dims_used":44,"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}}