{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002443},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001949","489:4890001951","489:4890002440","489:4890002044","489:4890002028","489:4890002129","489:4890001956","489:4890002692","489:4890002696","489:4890003601","489:4890001861","489:4890002211","489:4890002948","489:4890002521","489:4890002524","489:4890002953","489:4890001701","489:4890002293","489:4890001863","489:4890001962","477:4770001369","489:4890002115","489:4890002200","489:4890002033","489:4890001779"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,477,489,489,489,489],"twin_sims":[0.8664351156163703,0.8392822387433718,0.8222744174471185,0.7675351730925104,0.7538168265361184,0.7535908969968346,0.7374530056047968,0.6816651160816306,0.6775465842806178,0.669408415041737,0.6692997955029762,0.6647687954178579,0.650203850575291,0.6429290962240054,0.6427791838852623,0.6387503800302514,0.6357531982586055,0.6242667107124268,0.606249950963393,0.5971364628579552,0.5735737172475471,0.5698601867372889,0.5697585654831886,0.5619350622698495,0.5613076452635157],"twin_dists":[0.06954486022572805,0.07688048160497864,0.08124811291795694,0.0944734859923021,0.097640374800651,0.09769214447296558,0.1013608452755133,0.11370016611151275,0.11459566767008388,0.11636071610679977,0.11638423676332134,0.1173645747991597,0.12050635786739705,0.12207107925174232,0.12210329754545096,0.12296878895280311,0.12361224788403209,0.12607563174613481,0.12993459458059295,0.13188619715264305,0.13693832068282252,0.13773607097193918,0.1377579093577537,0.13944056852427653,0.13957563916987037],"n_dims_used":45,"mean_confidence":0.9196041531032986},"coverage":{"mean_confidence":0.9196041531032986,"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}}