{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004775},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004820","489:4890004343","489:4890004294","489:4890004774","489:4890004625","489:4890004596","489:4890004413","489:4890004460","489:4890004778","489:4890004348","489:4890004825","489:4890004507","489:4890004395","489:4890004689","489:4890004463","489:4890004349","489:4890004346","489:4890004593","489:4890004512","489:4890004347","489:4890004305","489:4890004715","489:4890004311","489:4890004818","489:4890003886"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.8895893086653639,0.8746807422301499,0.8453268776495322,0.8189830648162822,0.8181516939117481,0.8002018058741786,0.79581377327129,0.7939702836572458,0.7908525480909963,0.7900412269324384,0.7745921184026306,0.7647717725674289,0.7635395015170696,0.7606056592555799,0.7590615095766525,0.7532250755946185,0.7479834246459084,0.7463502470510409,0.7439153587620883,0.7402939249754221,0.7392612060670367,0.7371238534288108,0.7343290352218429,0.7308161650595639,0.7262958548934386],"twin_dists":[0.06282365339926468,0.06720834065064991,0.07528954954584552,0.08207653986596425,0.08228499755463779,0.0867132427855335,0.08777633759817983,0.08822087126271644,0.08896994675574028,0.08916432620572473,0.09282504704144419,0.09511527699895868,0.09540081935086867,0.0960790781900368,0.09643518954826501,0.09777594383675935,0.09897330028720208,0.09934511848051937,0.09989839119051314,0.10071897967132175,0.10095249438889625,0.10143510916995482,0.10206483443020503,0.10285425335485926,0.10386676432454132],"n_dims_used":45,"mean_confidence":0.9206064860026042},"coverage":{"mean_confidence":0.9206064860026042,"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}}