{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000112},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000111","489:4890000183","489:4890000059","489:4890000168","489:4890000098","489:4890000240","489:4890000095","489:4890000092","470:4700001961","481:4810006132","489:4890000333","489:4890000001","470:4700004455","485:4850008355","489:4890000143","472:4720002829","489:4890000086","481:4810005480","489:4890000110","470:4700002277","489:4890000044","489:4890000128","489:4890000165","489:4890000130","485:4850002174"],"twin_admin_codes":[489,489,489,489,489,489,489,489,470,481,489,489,470,485,489,472,489,481,489,470,489,489,489,489,485],"twin_sims":[0.6843589260290558,0.590901216302996,0.5677025765184096,0.553643681969933,0.47692205073307714,0.4635382351756227,0.4377203742223949,0.3870950008395356,0.3731706919176536,0.37024408213011784,0.36061652887418444,0.33255329966209796,0.32472083791136247,0.3192517296097503,0.3057512539794596,0.30558477650159416,0.3016515716792297,0.2965694025778544,0.2941417918506865,0.2892952548901301,0.28283474778727374,0.28279139955611843,0.27724591325963716,0.27585367065924693,0.2673397888653861],"twin_dists":[0.11311355872808032,0.1332219068648476,0.13819983558772667,0.14122726034794014,0.15804206632463366,0.1610513192064461,0.1669455569117896,0.17893340641792815,0.18235407964283853,0.18308091062526627,0.1854924272658511,0.19271860975925667,0.19479349797623866,0.1962588177813871,0.19993783163393164,0.1999837734673251,0.2010734465455933,0.20249377804781313,0.20317728030043572,0.20455190265792134,0.20640586468922692,0.20641838988094477,0.20803042185949336,0.20843821309552468,0.21095989249723962],"n_dims_used":45,"mean_confidence":0.9145960489908854},"coverage":{"mean_confidence":0.9145960489908854,"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}}