{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930003704},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930002845","494:4940000082","493:4930003871","493:4930004033","493:4930002332","493:4930001372","494:4940000187","493:4930004192","493:4930000597","494:4940000271","493:4930001998","493:4930001127","493:4930001520","493:4930004034","494:4940000268","494:4940000225","493:4930003012","494:4940000149","494:4940000184","493:4930001370","493:4930002335","493:4930001013","493:4930000791","480:4800005551","480:4800005386"],"twin_admin_codes":[493,494,493,493,493,493,494,493,493,494,493,493,493,493,494,494,493,494,494,493,493,493,493,480,480],"twin_sims":[0.36542250690399686,0.3035916891334097,0.28162583776190486,0.23258283092863702,0.2164002903170058,0.2074076852937348,0.1921201735180382,0.180592670728483,0.17472248152031591,0.17345281865999668,0.1465679736109132,0.14128123906672982,0.13838648907497428,0.1359895039029775,0.13360281451848216,0.13274640990181794,0.13167147078023017,0.1259875165052732,0.12346536351466661,0.12100519285346355,0.11907233575549502,0.11535384405713106,0.11396160074935707,0.10814584679546732,0.10695798571561854],"twin_dists":[0.18428462488681757,0.20053492327311986,0.20675560757448513,0.22181626032610943,0.22723399328023874,0.23036299719980644,0.23590256861862505,0.24028613920691191,0.24259472266526408,0.2431012880730958,0.25451860678635296,0.25694168292672304,0.2582971323833645,0.25943563051407137,0.2605842797969013,0.2610002019779111,0.26152512519183607,0.264355839086808,0.2656429929810042,0.26691793875808484,0.26793356072173047,0.2699234914110203,0.27068122235710035,0.2739258628477903,0.274605110971004],"n_dims_used":45,"mean_confidence":0.9276472303602431},"coverage":{"mean_confidence":0.9276472303602431,"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}}