{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900013138},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012893","490:4900012683","490:4900012332","490:4900012818","490:4900012547","490:4900013102","490:4900012890","490:4900013031","490:4900012476","490:4900012941","490:4900012489","490:4900012684","490:4900012417","490:4900013069","490:4900012947","490:4900013209","490:4900013210","490:4900012831","490:4900012630","490:4900012405","490:4900012404","490:4900012943","490:4900013207","490:4900012957","490:4900012955"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.5851295851712934,0.5741692868092559,0.4819940170287174,0.4588024182963486,0.45265671441598315,0.43467825081518824,0.4136188440347514,0.4075418437369519,0.39418425693965936,0.3881532222634581,0.35678192957277044,0.355218937439861,0.3541905005192662,0.3380427355109463,0.3359916338270087,0.3017011425603848,0.2835810463111056,0.2566853376856481,0.24347199918848086,0.20964592407961954,0.20704493207284036,0.19838528676265674,0.19665752122571697,0.16587879555732987,0.13424213749737351],"twin_dists":[0.13445891848267286,0.13681042867123325,0.15690897622101946,0.16212327736679816,0.16352030876330034,0.1676487147103493,0.17257288650706157,0.17401355860934614,0.17721437532974865,0.17867587219757702,0.18646200276783087,0.1868587396079638,0.1871202816103942,0.19128029435331467,0.19181622176476584,0.2010596619756421,0.20619040805943242,0.21418695625690315,0.21830918822082238,0.2295757222832317,0.23049113601327328,0.23359682119385497,0.2342275871177339,0.24617967921906458,0.2602750901981733],"n_dims_used":45,"mean_confidence":0.9114738464355469},"coverage":{"mean_confidence":0.9114738464355469,"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}}