{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001508},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001374","490:4900003268","490:4900001643","490:4900004502","490:4900001922","490:4900012318","490:4900001507","490:4900000643","490:4900003669","490:4900000642","490:4900012972","479:4790005693","490:4900000640","490:4900006204","490:4900004088","477:4770002756","490:4900013228","490:4900006804","490:4900007664","498:4980002208","490:4900002985","479:4790006087","479:4790006343","494:4940005692","471:4710002632"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,479,490,490,490,477,490,490,490,498,490,479,479,494,471],"twin_sims":[0.022742693162669834,0.011362756228003973,0.010053403426330671,0.00695013086812301,0.005145104006804724,0.0038054776141167564,0.0032769841518323615,0.0029070985641738204,0.0023933602115122055,0.0017152326170436312,0.0016584865401977852,0.0008496588348269363,0.0008038331151009419,0.0007951183962139462,0.0007553157590960478,0.0007491216819229632,0.0007356795549743266,0.0006187998201951904,0.0005826479255439938,0.0005825166844358977,0.0005816471234520651,0.0005808424856507329,0.0005611467910738666,0.0004824298455224469,0.00043241145712725755],"twin_dists":[0.3572616217893824,0.38864446188709345,0.3939221467529415,0.409423828125,0.4216306649954767,0.4335285000204825,0.43930731155668207,0.4438820333565475,0.45121084598160216,0.4634975205162747,0.46472023677376467,0.48839285528731424,0.49030393129815397,0.49067879096448286,0.49244099098901883,0.4927229617677896,0.49334242210951296,0.4992226876594571,0.5012525129374158,0.501260093482698,0.5013103600021056,0.5013569360092889,0.502516196924576,0.5075642198886486,0.5111887859268143],"n_dims_used":45,"mean_confidence":0.9127678765190972},"coverage":{"mean_confidence":0.9127678765190972,"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}}