{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990002959},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990003351","499:4990000459","479:4790002791","499:4990002424","499:4990004004","477:4770000719","499:4990003428","470:4700000895","499:4990002645","500:5000009725","499:4990002052","470:4700000240","481:4810000981","470:4700001156","470:4700002209","499:4990004229","499:4990002371","496:4960004633","499:4990003914","470:4700001183","470:4700000404","479:4790004164","485:4850002032","499:4990002807","472:4720003029"],"twin_admin_codes":[499,499,479,499,499,477,499,470,499,500,499,470,481,470,470,499,499,496,499,470,470,479,485,499,472],"twin_sims":[0.5628416234818636,0.48119070799056496,0.461498875228638,0.45055453644437254,0.4348561549410834,0.4341318870120578,0.43240152229846757,0.4227463968788447,0.42228322482342195,0.4135959612717652,0.40585200011663575,0.40455729023898035,0.4023802695607587,0.40224834330531856,0.38183402495048296,0.37946696974004274,0.3793779758903135,0.37694117960666584,0.3756205257770048,0.3678236679710971,0.3625203511717719,0.3603965768993567,0.3574555391157598,0.34885522784595574,0.3442433421770088],"twin_dists":[0.13924543879510617,0.15708818328788043,0.16151245361215566,0.16399976689006648,0.16760754004766953,0.16777520894901735,0.1681762456080543,0.17042609197656494,0.17053455304775453,0.17257829390690674,0.1744158485210086,0.17472457648380282,0.17524469396249268,0.17527625341599756,0.18021874057802162,0.18079981472007997,0.18082169537809664,0.18142179412682294,0.1817478150783424,0.18368418475024895,0.1850130030051018,0.1855478989422302,0.18629129553632542,0.18848348021783057,0.18967069344011522],"n_dims_used":45,"mean_confidence":0.9296100192599827},"coverage":{"mean_confidence":0.9296100192599827,"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}}