{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990002909},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990002510","499:4990002892","499:4990003245","499:4990001724","499:4990003170","499:4990002173","499:4990002911","499:4990001911","499:4990001813","499:4990002429","499:4990002430","499:4990002164","499:4990003374","499:4990003168","499:4990003373","499:4990002837","499:4990001722","499:4990001997","499:4990002673","499:4990002597","499:4990001723","499:4990003171","499:4990001819","499:4990003364","499:4990002821"],"twin_admin_codes":[499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499],"twin_sims":[0.9313120853587012,0.9209604313826174,0.9151521949108965,0.8890387541343368,0.8745938759461764,0.8719103868243421,0.8616617709325716,0.8546519060972007,0.8467938714579353,0.84591067031636,0.8360419080694335,0.835512164333543,0.8348393995140473,0.8113651066505037,0.8082185246500113,0.7982029420397072,0.7958333269842431,0.7953643461123346,0.7917656601072048,0.7887939569039233,0.7872224193847908,0.7872176816026906,0.7862927741390058,0.78318682940353,0.770416278953223],"twin_dists":[0.0489958600067035,0.052703510630073544,0.05469085265849998,0.06298964890762136,0.06723326175321245,0.06799983774303439,0.07087208347379043,0.07279022321648711,0.07490008784730322,0.07513472357833571,0.07772454506336653,0.07786197493191327,0.07803628474012142,0.08397510665939731,0.08475199581042574,0.08719839243374941,0.08777161594193325,0.08788482328975476,0.08875090988122591,0.08946271620059783,0.0898379396550052,0.08983906961772045,0.09005951886931482,0.09079778043104796,0.09380216438678979],"n_dims_used":45,"mean_confidence":0.9273789299858941},"coverage":{"mean_confidence":0.9273789299858941,"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}}