{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000992},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930004632","478:4780007621","492:4920003132","478:4780007498","494:4940001388","496:4960011823","478:4780006848","494:4940000240","475:4750000214","494:4940000285","496:4960011865","494:4940003721","470:4700008391","477:4770002474","490:4900005935","478:4780007865","489:4890003220","490:4900004877","475:4750000548","500:5000001093","478:4780007866","496:4960012330","489:4890002799","478:4780007745","470:4700007838"],"twin_admin_codes":[493,478,492,478,494,496,478,494,475,494,496,494,470,477,490,478,489,490,475,500,478,496,489,478,470],"twin_sims":[0.061787573041962564,0.04903961338166109,0.04406099635358088,0.029893931928725245,0.028833954908478544,0.028347530369181275,0.02487012803895685,0.023822376877637125,0.02258126029429008,0.022513396316056186,0.021956457595103174,0.02190280325152537,0.020811403994054355,0.020457268723231444,0.01922865904476783,0.019217153670324387,0.01880119221869927,0.018411695199172438,0.018264030912448992,0.017772399077213567,0.01751081517272807,0.017252547945198954,0.016917873222537693,0.016639727776524706,0.016380518750788442],"twin_dists":[0.306462679699682,0.3189272584027675,0.32453970362269197,0.3441110145742148,0.34587610087548665,0.3467048206084159,0.35301442736031347,0.35506506414281613,0.3575977872277077,0.3577397293319932,0.3589188541894528,0.359033816547303,0.36142714921990804,0.36222723366889,0.36509995868487244,0.36512760906991576,0.3661371182109479,0.3671002588725288,0.3674700644036756,0.36872044622666567,0.36939813825425233,0.3700759985558474,0.3709677632945109,0.3717207580743069,0.37243250241729914],"n_dims_used":42,"mean_confidence":0.9109054747081938},"coverage":{"mean_confidence":0.9109054747081938,"n_dims_used":42,"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}}