{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003019},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002681","489:4890002856","489:4890002765","489:4890003099","489:4890003021","489:4890003020","489:4890002678","489:4890002433","489:4890003101","489:4890002853","489:4890003016","489:4890002346","489:4890003181","489:4890002434","489:4890003182","489:4890002680","489:4890003096","489:4890003259","489:4890002679","489:4890001927","489:4890001920","489:4890002021","489:4890001852","489:4890002764","489:4890003098"],"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":[0.83870541705792,0.8196380734714962,0.8039385490335026,0.7869188243140205,0.7818253776748652,0.7561851009423145,0.7351785093390437,0.6970975083483631,0.6941976708309456,0.6641784404983452,0.635077882132685,0.6210718236818885,0.6193876594001742,0.6095127482493499,0.5867165820061685,0.5822652821314127,0.5578313284420362,0.5387668291880156,0.5271829941820272,0.5246642521454856,0.5200722486331383,0.5061739196398349,0.5026075378814858,0.5011705309536836,0.49881148685904014],"twin_dists":[0.07703117319339227,0.08191207903351139,0.08580221560065374,0.08991033222310373,0.09112041891092365,0.09709698274219773,0.10187359079018184,0.11032911933274733,0.11096458725599652,0.11749219225499126,0.12375718545643469,0.12676023354591429,0.1271210440265842,0.1292359369857162,0.1341187112290248,0.13507310371486977,0.14032439713495554,0.14444383348917542,0.14696003298871227,0.14750868927286076,0.14851050087618972,0.1515557867706719,0.15234068720746516,0.15265737553653036,0.1531778086375221],"n_dims_used":45,"mean_confidence":0.9179274664984809},"coverage":{"mean_confidence":0.9179274664984809,"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}}