{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001501},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001521","489:4890000400","489:4890000686","489:4890001060","489:4890000747","472:4720001846","489:4890000882","470:4700004985","472:4720002291","489:4890000632","470:4700004980","489:4890000637","499:4990001922","470:4700006028","489:4890000940","489:4890000648","489:4890000385","489:4890000879","489:4890000361","489:4890000633","472:4720001845","489:4890000362","489:4890000762","472:4720002095","472:4720001587"],"twin_admin_codes":[489,489,489,489,489,472,489,470,472,489,470,489,499,470,489,489,489,489,489,489,472,489,489,472,472],"twin_sims":[0.8396154117674954,0.8197188138537981,0.665182073249368,0.602978550770916,0.5931922906054313,0.5793036466629147,0.5690766307312285,0.5684204940887586,0.5672186224395557,0.56696358945391,0.5519173291399937,0.5501928050602003,0.5453348813943327,0.5373880654832229,0.5366818422751444,0.5358515582567311,0.5349465848035728,0.5344212953017113,0.5336565298437222,0.5283942033203326,0.5258053064944219,0.5231048250134731,0.5209576680738336,0.5167639094015845,0.5163032243170614],"twin_dists":[0.07679335448344148,0.08189179282837804,0.11727522109971829,0.13063509781150676,0.13273104806629507,0.13570839989687575,0.1379044682521415,0.13804550145388272,0.13830388632807722,0.13835872295663254,0.1415997669500754,0.14197206367708023,0.14302185328310443,0.14474274651648053,0.1448959119114593,0.1450760342761097,0.14527242297571955,0.14538644683180282,0.1455524939221829,0.14669640137271914,0.14726006171041675,0.14784867423699674,0.14831717533293048,0.14923354694638774,0.1493343190338217],"n_dims_used":45,"mean_confidence":0.9148326449924045},"coverage":{"mean_confidence":0.9148326449924045,"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}}