{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002275},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002192","489:4890003815","489:4890002518","489:4890003537","489:4890004232","489:4890003103","489:4890002260","489:4890004057","489:4890004287","489:4890004286","489:4890004055","489:4890003940","489:4890004336","489:4890004743","479:4790001225","489:4890004288","489:4890004181","489:4890003261","489:4890001777","489:4890001347","489:4890003660","489:4890004789","489:4890002600","489:4890002746","479:4790001593"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,479,489,489,489,489,489,489,489,489,489,479],"twin_sims":[0.7808585588881186,0.657372513408915,0.6404199340590181,0.6228827161074558,0.5744706339446962,0.5569857002360741,0.5445858895388066,0.528832622391487,0.5177100952478366,0.5112515915338837,0.5044811734631411,0.4971559066901736,0.49508130870892614,0.4927664896236184,0.4807670447552529,0.47763710504385226,0.4689615246356921,0.46308385756482073,0.45959540222046047,0.45938672962941945,0.45774959325315884,0.4576182864431825,0.4556849997464541,0.45495432493766486,0.4546026297373241],"twin_dists":[0.09134918473428788,0.11896168841929611,0.12261020667872165,0.12637221873200863,0.13674572269856727,0.14050663496578725,0.14318385202105896,0.14660100744169294,0.1490266427111627,0.15044079600139998,0.1519281452603041,0.15354346175828795,0.1540021495924516,0.1545146057800445,0.15718273476038136,0.15788208801089715,0.15982843787162396,0.16115400001637328,0.1619435116775736,0.16199080600705967,0.16236211997729325,0.16239192192875965,0.16283106732800962,0.16299721594492358,0.16307722285394788],"n_dims_used":45,"mean_confidence":0.9195261637369792},"coverage":{"mean_confidence":0.9195261637369792,"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}}