{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770001605},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770000678","477:4770001257","477:4770001761","477:4770001256","477:4770000824","477:4770000618","477:4770000649","477:4770001533","477:4770000445","477:4770001762","500:5000001122","477:4770001444","477:4770000714","477:4770003887","477:4770002200","477:4770001262","489:4890002605","477:4770001535","477:4770002136","477:4770000622","477:4770001607","477:4770000619","477:4770000843","477:4770000404","477:4770001308"],"twin_admin_codes":[477,477,477,477,477,477,477,477,477,477,500,477,477,477,477,477,489,477,477,477,477,477,477,477,477],"twin_sims":[0.6477625537669494,0.6334779357731629,0.6208471481042787,0.586901069331305,0.5860784844471386,0.5789903015132937,0.5285164897859181,0.520467839918987,0.5159481160552695,0.4960004190417391,0.4951647713988211,0.4949368610206073,0.49191776629836115,0.4868925965697023,0.4790963283462786,0.46135943666028656,0.4549749740748144,0.45316073222375924,0.4303924131540263,0.42348370292557763,0.40263391425226924,0.39624302239453985,0.3961686649462383,0.39452837560707255,0.3920088976836696],"twin_dists":[0.12103174529502456,0.12410050723401975,0.12680837007972953,0.13407916616780857,0.13425549416070684,0.13577563059101458,0.14666979181101159,0.14842411658536725,0.14941201177448823,0.15379886899207965,0.15398368557563247,0.15403410712796542,0.15470267303303684,0.1558181815815747,0.15755585726376886,0.16154400926286458,0.16299251918871424,0.16340547654550117,0.1686426991596966,0.17025353959755093,0.1751840300738613,0.17671785904164777,0.17673577123809975,0.17713130039486127,0.17774031702525978],"n_dims_used":45,"mean_confidence":0.922635735405816},"coverage":{"mean_confidence":0.922635735405816,"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}}