{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006889},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005522","490:4900005401","490:4900005793","490:4900004717","490:4900005920","490:4900005652","490:4900009716","490:4900005250","490:4900005386","490:4900007626","490:4900005909","490:4900006036","490:4900006052","490:4900005255","490:4900006166","490:4900009199","490:4900005532","490:4900005784","490:4900005402","490:4900005787","490:4900007387","490:4900005251","490:4900005394","490:4900006172","490:4900004863"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.6778865985766692,0.6589226352339641,0.6279187437863513,0.6099580171205036,0.5882532816051408,0.5807092747513202,0.5522130040731084,0.5367933612262273,0.5324357569969584,0.5281076369331779,0.49906928758072155,0.4866739485069319,0.47608242661906947,0.46550869536843453,0.4547414573377946,0.44866538544213386,0.4284278132478509,0.427051086418622,0.4260605592138353,0.4120387590340039,0.41202626921138696,0.40743593972617803,0.40174036843382577,0.39607522930187633,0.3940192283793069],"twin_dists":[0.11452179759156692,0.11862726692223396,0.12529280759900643,0.12914059030309674,0.13378934094476613,0.1354068483559096,0.14153595423908416,0.14487172310342974,0.1458176507918945,0.14675876350084552,0.15312090133514378,0.15586679675183415,0.1582300139758804,0.16060643773492325,0.16304563835344058,0.16443135033565673,0.1690996765803482,0.16942042318818143,0.1696514575837876,0.172946580536083,0.17294953689244377,0.17403874870443586,0.1753978150047323,0.17675828143315786,0.17725422738068844],"n_dims_used":45,"mean_confidence":0.9103200276692708},"coverage":{"mean_confidence":0.9103200276692708,"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}}