{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000276},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001867","477:4770000278","477:4770000321","477:4770001178","477:4770001028","477:4770000188","477:4770000406","477:4770000833","477:4770001239","479:4790000272","489:4890001876","485:4850006588","477:4770003591","477:4770000155","477:4770000156","500:5000001005","477:4770001208","485:4850008039","485:4850002558","499:4990000923","485:4850007330","485:4850007819","499:4990003152","477:4770000905","477:4770002334"],"twin_admin_codes":[489,477,477,477,477,477,477,477,477,479,489,485,477,477,477,500,477,485,485,499,485,485,499,477,477],"twin_sims":[0.5866070640236714,0.5448071219443843,0.5311129292105138,0.5058270629435695,0.47504552548088813,0.43821085794494236,0.3903667988337215,0.3731500880867945,0.35304611240209455,0.3507434336134544,0.3486151539233444,0.33978295401115427,0.33951665342160214,0.33933089180726866,0.3363799571088839,0.33319706006468414,0.3315404328851914,0.3306408632270219,0.31912268863473003,0.302061142068923,0.3017683161040049,0.2987661353921305,0.2979752018074924,0.2955438184745853,0.2889453964938528],"twin_dists":[0.13414218689504093,0.1431359977848716,0.1461051163867138,0.15163205875805114,0.15846227095780652,0.16683236778582786,0.17813823215793764,0.1823591867922643,0.18741177430311032,0.18799979434737665,0.18854507624105685,0.19082696994815176,0.19089625983950523,0.19094461123433434,0.19171462227902158,0.19254927041810285,0.1929854042187001,0.19322272972908347,0.19629356037509324,0.20095959360982588,0.20104098459895625,0.20187811353071708,0.20209947628911779,0.20278213063467837,0.20465166164013002],"n_dims_used":45,"mean_confidence":0.9189208984375},"coverage":{"mean_confidence":0.9189208984375,"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}}