{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870000439},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870000501","487:4870001067","487:4870000571","487:4870000566","487:4870000799","487:4870001900","494:4940005456","487:4870000966","487:4870000801","487:4870010332","487:4870000560","494:4940007294","490:4900003362","490:4900012549","494:4940005206","494:4940005575","490:4900003363","494:4940004571","487:4870001899","487:4870002825","487:4870003082","494:4940004214","490:4900003703","478:4780007370","470:4700004066"],"twin_admin_codes":[487,487,487,487,487,487,494,487,487,487,487,494,490,490,494,494,490,494,487,487,487,494,490,478,470],"twin_sims":[0.2704272692292457,0.22394499846391483,0.16484600600919766,0.16283905393741907,0.10950273086827832,0.051004028839272325,0.04879454252658053,0.04352620076173349,0.03956685943315607,0.03189692780133045,0.02997413847872648,0.028832413845440476,0.028597270476710967,0.023835628651353587,0.022915511300933344,0.021521367720756742,0.02151127437967589,0.020825446005272044,0.016831610220769927,0.016175348764757718,0.013927044736407776,0.012870198395547828,0.010172417053040768,0.009278248243825891,0.009234283244715353],"twin_dists":[0.21003978047346636,0.22467571605665046,0.24660723717908595,0.24744365213266056,0.2731570031295674,0.3168432138327278,0.31919211318979396,0.3251737753578084,0.3300837905668427,0.3409172182667672,0.3439796504264367,0.34587870734888304,0.34627782606558427,0.3550386446751946,0.35690403514535884,0.3598582294580538,0.3598802166580891,0.3613956697583504,0.3712001246527656,0.37300291351607157,0.3797101214228042,0.38319976836279157,0.393417902572771,0.3973430299321114,0.3975446083421938],"n_dims_used":43,"mean_confidence":0.906237757483194},"coverage":{"mean_confidence":0.906237757483194,"n_dims_used":43,"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}}