{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002661},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003254","489:4890002090","489:4890002168","489:4890002092","489:4890002158","489:4890003335","489:4890001642","489:4890003004","489:4890003322","489:4890002265","489:4890001841","489:4890002413","489:4890003180","489:4890002666","489:4890002834","489:4890002662","489:4890002841","489:4890003253","489:4890001664","489:4890002840","489:4890001767","489:4890001217","489:4890002016","489:4890001683","489:4890002753"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.8169257165529823,0.729930823098191,0.7227539886490076,0.7199482995737533,0.7083382942103852,0.6850359408685472,0.6791496587770819,0.6748156303911903,0.6601421235591904,0.6579039264232366,0.6259148922667015,0.618656127872381,0.609322532513778,0.6059250415807099,0.6055550331525051,0.6003809409180337,0.5945039145607603,0.591849704388316,0.5868071984056901,0.5834197217087798,0.5822100198766946,0.5810659947409694,0.5810105255078747,0.5776769883401928,0.5709695074825839],"twin_dists":[0.08259182364796945,0.10305285025069318,0.10465762598181676,0.10528261926699818,0.10785581333745996,0.11296601665456053,0.11424729714545832,0.11518860570736013,0.11836406632370104,0.118847059281291,0.12572237733884378,0.12727775150645046,0.12927666820275271,0.13000416643545287,0.13008339530417737,0.1311913521047994,0.13245007206308948,0.133018684222974,0.13409928740769708,0.13482553422007867,0.13508495561749093,0.13533033009022977,0.1353422282799924,0.1360574464411457,0.13749770601483088],"n_dims_used":45,"mean_confidence":0.9149069892035591},"coverage":{"mean_confidence":0.9149069892035591,"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}}