{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001730},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001900","489:4890002469","489:4890001657","489:4890001899","489:4890001811","489:4890001813","489:4890001983","489:4890002233","489:4890002234","489:4890001645","489:4890001984","489:4890002316","489:4890003493","489:4890002321","489:4890001727","489:4890002071","489:4890001807","489:4890001655","489:4890001644","489:4890001987","489:4890001891","489:4890003301","489:4890001812","489:4890001895","489:4890001563"],"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":[0.9611780117554125,0.9538734541933266,0.913452639563405,0.9085384654886771,0.8865338564565703,0.8751507786476048,0.8661242970240217,0.83615875114416,0.8318776810988464,0.8302154819432374,0.8272414485088957,0.8224834834027248,0.8118260293080887,0.8058807346424549,0.8057988434931094,0.77084171337316,0.7660377539567005,0.7606813615208362,0.7589685773272322,0.7574583019863017,0.7545449307724795,0.7522299502219986,0.7512778064336425,0.7499665854583158,0.7490367443803458],"twin_dists":[0.03654791354809272,0.039913649812806005,0.055261174516457824,0.05688385492013314,0.06374071618107421,0.06707337411903314,0.06963182833774395,0.07769421182066646,0.07880072134847042,0.07922769427358647,0.07998806552883023,0.08119531863845807,0.08386095537324538,0.08532655358277706,0.08534663991459585,0.09370284086473446,0.09482150874405171,0.09606160444197108,0.09645660267098474,0.09680429770371407,0.09747345505714518,0.09800374195559947,0.09822148774264182,0.09852101344528857,0.09873318522231926],"n_dims_used":45,"mean_confidence":0.9139307657877604},"coverage":{"mean_confidence":0.9139307657877604,"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}}