{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990002170},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990002723","499:4990002826","500:5000011128","472:4720002253","472:4720000333","499:4990002137","477:4770003779","488:4880000285","496:4960005524","499:4990002226","488:4880000555","499:4990001796","481:4810000918","479:4790002893","481:4810001267","477:4770003821","470:4700007156","499:4990000254","481:4810005116","488:4880000551","499:4990002744","499:4990004128","468:4680004088","472:4720000389","499:4990000775"],"twin_admin_codes":[499,499,500,472,472,499,477,488,496,499,488,499,481,479,481,477,470,499,481,488,499,499,468,472,499],"twin_sims":[0.49339727078077417,0.47236484440974247,0.3993744803522931,0.3930912742583985,0.37042058651294657,0.3327277818953121,0.33261955539882326,0.32726115245313614,0.3165859348988849,0.3139024646023497,0.30100772470743725,0.26817938219155085,0.26698617203813263,0.26451810337186316,0.258957558505987,0.2556449342554992,0.24998365487739369,0.2483792375930818,0.24617197048721462,0.24376359454868202,0.23413151207386285,0.23259289921484844,0.2286424778315894,0.2283209848890783,0.2278468642420575],"twin_dists":[0.15437489359963955,0.15906349575278145,0.17596490590634295,0.1774784593204977,0.1830369948465298,0.19267269505205706,0.19270117312523616,0.19411755276977744,0.19697816128997858,0.1977057410087976,0.2012526063128339,0.21070903308691366,0.21106569491976726,0.21180658207750583,0.21349178095928328,0.21450656093109058,0.2162603061761429,0.21676192130729854,0.2174554222014649,0.21821668872955025,0.22131102739968334,0.2218129685822345,0.22311179924764615,0.22321815027569994,0.22337517202474227],"n_dims_used":45,"mean_confidence":0.9288846333821614},"coverage":{"mean_confidence":0.9288846333821614,"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}}