{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001143},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960005014","468:4680003010","496:4960005314","499:4990001081","478:4780000953","470:4700003500","472:4720001452","478:4780002040","478:4780003057","500:5000001776","470:4700009046","496:4960005163","468:4680007058","488:4880000312","489:4890002628","468:4680000254","479:4790001298","469:4690003380","500:5000001428","500:5000009972","466:4660009646","472:4720004197","488:4880000663","481:4810001377","489:4890001337"],"twin_admin_codes":[496,468,496,499,478,470,472,478,478,500,470,496,468,488,489,468,479,469,500,500,466,472,488,481,489],"twin_sims":[0.3609889814171882,0.34912950858238057,0.31317937826467235,0.30058955798641546,0.23833984446274514,0.23622114210180511,0.2347216939216772,0.22939901689149653,0.22108748672971237,0.21503230930441902,0.21360062040594513,0.19368432584734047,0.19367852969619104,0.18678736724389394,0.18346001255318914,0.17723510374158555,0.1697223839112435,0.16595054357332625,0.15766339129280685,0.15760262266398425,0.1564913537098641,0.15335749226898146,0.14825273208430548,0.14523015167578499,0.1422674675545611],"twin_dists":[0.1853985344043125,0.18841313495606185,0.1979023976368928,0.2013690870696787,0.21994908403349833,0.22063277819811417,0.2211190667501992,0.22286192278972594,0.22563776023741539,0.22770423787899371,0.22819854876700796,0.23532207984978723,0.23532422488664553,0.2379068340924197,0.23917779168202022,0.24159993145699746,0.24460515651275708,0.24615004818929603,0.24963572158625064,0.24966176815908353,0.2501393764125609,0.25149975876862957,0.2537600463137488,0.2551255659585868,0.2564846145252291],"n_dims_used":44,"mean_confidence":0.9135826284235175},"coverage":{"mean_confidence":0.9135826284235175,"n_dims_used":44,"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}}