{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009734},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010398","490:4900009637","490:4900009733","490:4900009938","490:4900008448","490:4900008559","490:4900007898","490:4900009737","490:4900010576","490:4900010485","490:4900008670","490:4900008676","490:4900008672","490:4900009839","490:4900009006","490:4900010136","491:4910005155","490:4900012052","490:4900010318","490:4900009428","490:4900010839","490:4900012051","490:4900011955","490:4900010858","490:4900009963"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,490,490,490,490,490,490,490],"twin_sims":[0.4960548113559594,0.49160768602728105,0.3915663004384327,0.30493128856217405,0.28517288114358724,0.24815311257787928,0.22567188966945023,0.2249588416804562,0.22158172253086172,0.20968500652924543,0.18310903266467257,0.1778750034697277,0.16077958639837528,0.15783030778678236,0.15643727303962443,0.1564032446295258,0.1528002251434309,0.15081736605142237,0.14672674049955323,0.1449028729423533,0.13629616919949203,0.12982965180605438,0.12829830821867974,0.12484374959014288,0.10884082615377051],"twin_dists":[0.15378684238248896,0.1547714070853235,0.17784749089034999,0.20016425287237577,0.20573198441294008,0.2168327851668497,0.22409827920318132,0.22433635040091102,0.22547077360454537,0.22956202641517984,0.23931280010261358,0.24134818894254265,0.24830975457130064,0.2495642157045921,0.2501626826501087,0.2501773503189027,0.2517437915434221,0.25261744074339093,0.25444684799458617,0.255274679681489,0.25928913958884925,0.2624320941467307,0.26319360094737687,0.26493709910822055,0.2735311347859202],"n_dims_used":45,"mean_confidence":0.8866499159071181},"coverage":{"mean_confidence":0.8866499159071181,"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}}