{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990000049},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990000857","499:4990000137","500:5000003418","488:4880005188","500:5000003958","500:5000002791","499:4990002232","496:4960010631","499:4990001691","470:4700005323","500:5000002780","477:4770000164","499:4990000211","477:4770001890","499:4990000936","477:4770000618","473:4730001649","477:4770003710","478:4780005640","473:4730001645","499:4990000779","469:4690002137","485:4850008022","477:4770002400","477:4770002140"],"twin_admin_codes":[499,499,500,488,500,500,499,496,499,470,500,477,499,477,499,477,473,477,478,473,499,469,485,477,477],"twin_sims":[0.41636288315740766,0.37175768675804777,0.34161488773862186,0.33888541862867955,0.32508694467327853,0.32051347516260625,0.3165217195040943,0.29964015910206687,0.2953831271407289,0.29070592795297817,0.2880295626797341,0.2814974567465438,0.27621586003112125,0.265667892818704,0.26296401845074535,0.25312551604353545,0.2504897870691754,0.25016072338419987,0.24310610952401507,0.24057866840014416,0.23929874848250784,0.23880354602201254,0.23771158317571076,0.23631809616489322,0.23205501126655842],"twin_dists":[0.17192538021549553,0.18270464959956564,0.19035109830095573,0.1910606202565604,0.19469590132207043,0.19591952407245417,0.19699553137941755,0.201633895013849,0.2028273639316443,0.2041503902600445,0.2049131456436274,0.20679280206800438,0.2083320061323488,0.21146089469285456,0.21227531580869485,0.21528393993394357,0.216102493299574,0.21620507271108447,0.21842535656422585,0.21923091510725704,0.21964095249275084,0.2197999789186334,0.22015140575496844,0.22060140443040965,0.22198895798588925],"n_dims_used":45,"mean_confidence":0.9255869547526042},"coverage":{"mean_confidence":0.9255869547526042,"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}}