{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004363},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003844","489:4890004642","489:4890003907","489:4890004189","489:4890003964","489:4890004683","489:4890004400","489:4890004075","489:4890004243","489:4890004013","489:4890004134","489:4890004558","489:4890004630","489:4890004136","489:4890004763","489:4890004850","489:4890005028","489:4890003950","489:4890004898","489:4890004600","489:4890003703","489:4890004263","489:4890004262","489:4890003771","489:4890004499"],"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":[0.8461962934917364,0.8439106624361711,0.8291918333654712,0.798194898884622,0.7950805594228667,0.7893821823831715,0.7782692783355404,0.7671324240044843,0.7648726370281719,0.7623498764785694,0.7621826605275781,0.7601573119692193,0.7469024290322744,0.7382236914179577,0.7321350750662131,0.727258499095532,0.7239804749371365,0.7145520623429648,0.7057068154552878,0.7012510696744935,0.7008403022567697,0.6959122029774549,0.6800611168602207,0.6799123820764962,0.6794861442699909],"twin_dists":[0.07505889693493524,0.07566426553339543,0.07948992313562245,0.0872003416035161,0.08795328820420638,0.08932205784591475,0.0919604366121302,0.09456715000636473,0.09509188709164258,0.09567610690152145,0.09571477274177301,0.09618253715407929,0.0992194706973236,0.10118687842480352,0.10255813421271026,0.10365144348616138,0.10438400533083246,0.1064811479984907,0.10843631580898966,0.10941712385727563,0.10950741245925791,0.11058898720128792,0.11404911772726621,0.11408146266211047,0.11417414381290056],"n_dims_used":45,"mean_confidence":0.9203381008572049},"coverage":{"mean_confidence":0.9203381008572049,"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}}