{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011768},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011707","490:4900011905","490:4900011969","490:4900011978","490:4900011174","490:4900012042","490:4900012098","490:4900010923","490:4900011319","490:4900010494","490:4900011829","490:4900011839","490:4900011894","490:4900011892","490:4900011901","490:4900011455","490:4900011906","490:4900011176","490:4900011964","490:4900012169","490:4900011827","490:4900011893","490:4900011388","490:4900011080","490:4900011645"],"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":[0.6843412988657172,0.4581828745800107,0.41889976369990983,0.3945695924287104,0.3929972190638157,0.3187283111741309,0.3160712499691273,0.29232978344623495,0.24916429207080426,0.24496839356837538,0.2346641584860555,0.22266026569669728,0.2132680105157161,0.18508701481505932,0.17797866763689227,0.16405078805489956,0.15942983683364578,0.15600020070030035,0.15266020513623726,0.1522695981031736,0.15179280151343255,0.14433379754978268,0.14232127023319846,0.14155759350594388,0.131298401180524],"twin_dists":[0.11311739959923492,0.16226380242952798,0.17132838525330502,0.17712135234056972,0.17750120063496563,0.19639979033973676,0.19711743822513106,0.20368963406320695,0.21651621857951506,0.21783525932257614,0.22113776661832696,0.22510723002631097,0.22831370733282838,0.23855431341326516,0.24130746709173875,0.2469377652188332,0.24888176721591124,0.2503512567288226,0.2518052103128841,0.2519767661425158,0.2521866152675761,0.2555345555516557,0.25645974751249645,0.25681336742485794,0.26170806008897435],"n_dims_used":45,"mean_confidence":0.8913162231445313},"coverage":{"mean_confidence":0.8913162231445313,"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}}