{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002402},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001819","489:4890002654","499:4990001092","489:4890001820","470:4700008363","489:4890003515","489:4890001266","479:4790001880","470:4700004138","489:4890003302","489:4890002489","472:4720004729","489:4890002738","489:4890002419","499:4990001000","470:4700007370","472:4720001094","479:4790002383","467:4670000330","488:4880000159","489:4890002568","472:4720003959","470:4700000738","472:4720007051","499:4990002625"],"twin_admin_codes":[489,489,499,489,470,489,489,479,470,489,489,472,489,489,499,470,472,479,467,488,489,472,470,472,499],"twin_sims":[0.5762509227919604,0.48727903867934363,0.4604722524937887,0.44999273909204074,0.39069541809368963,0.38882757562791914,0.37717681005996634,0.37523654060943873,0.3592846633390197,0.3491066082813146,0.33260218219116255,0.3285681588096496,0.327020627003468,0.32536348428024114,0.32206876461242107,0.316897093751608,0.3159707093389185,0.3124361170851592,0.31105678110043855,0.3108950020620814,0.29957263224815367,0.2993603245904865,0.2986833029806675,0.29286061978319344,0.29262501883982395],"twin_dists":[0.13636352166980198,0.15573227463579695,0.1617448626734952,0.16412804066469971,0.1780585382515565,0.1785119308824017,0.1813636842545837,0.18184271204669078,0.18582858734599375,0.18841900712616141,0.19270574507822388,0.19377090510521605,0.19418142876221323,0.19462222189748846,0.19550232245999935,0.19689402185613888,0.19714466011989323,0.19810481079918993,0.19848117610537103,0.1985253815278222,0.2016527483967304,0.20171204054213315,0.20190128015111874,0.20353934320049707,0.20360602679239365],"n_dims_used":44,"mean_confidence":0.912026665427468},"coverage":{"mean_confidence":0.912026665427468,"n_dims_used":44,"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}}