{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002950},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004189","490:4900002361","490:4900006771","496:4960011811","469:4690000793","488:4880000759","469:4690000915","496:4960011726","490:4900002791","488:4880004071","469:4690000731","490:4900006301","490:4900002951","469:4690000001","490:4900004190","490:4900005015","490:4900002934","488:4880003854","490:4900002059","469:4690000848","490:4900001763","470:4700000013","481:4810003085","478:4780003708","488:4880004223"],"twin_admin_codes":[490,490,490,496,469,488,469,496,490,488,469,490,490,469,490,490,490,488,490,469,490,470,481,478,488],"twin_sims":[0.47085056826104954,0.4480279639759343,0.30390826559558,0.28903931670240224,0.26945301713075653,0.26295298393583766,0.2532362315642384,0.2454388387102641,0.2334918847587029,0.21942099569818113,0.21451266849665784,0.21354215458843567,0.21077071004935313,0.2091734601570151,0.20613993452478974,0.20254467866302764,0.1981372742889571,0.19393882155278822,0.1841854690116618,0.17967616724984975,0.16055512851183307,0.15886266099937468,0.15083532076147108,0.15027397559133904,0.1466265438287896],"twin_dists":[0.1594036200481606,0.16457712545537737,0.20044724034598027,0.20462487405669402,0.21032941554658152,0.2122786501558613,0.2152496751307651,0.21768664867301465,0.22151942909204866,0.22620266258454402,0.22788339355576714,0.2282187824304091,0.22918224913909793,0.2297414278443385,0.2308114865459233,0.23209372363354241,0.23368713049796908,0.2352279401726985,0.23889931270140027,0.24064302965216922,0.24840463534891088,0.24912318307680095,0.25260949211143846,0.2528583322859584,0.2544921277764134],"n_dims_used":45,"mean_confidence":0.916343010796441},"coverage":{"mean_confidence":0.916343010796441,"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}}