{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770003812},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990000598","477:4770004019","477:4770003892","499:4990000460","499:4990000338","477:4770003814","499:4990000755","477:4770003699","499:4990000593","477:4770003813","477:4770003652","477:4770003889","477:4770003947","499:4990001001","477:4770003534","499:4990001085","499:4990001688","499:4990000834","477:4770003848","477:4770003545","477:4770003850","477:4770003644","499:4990002053","477:4770003851","499:4990002474"],"twin_admin_codes":[499,477,477,499,499,477,499,477,499,477,477,477,477,499,477,499,499,499,477,477,477,477,499,477,499],"twin_sims":[0.8885723588052621,0.8880016935110617,0.8737706624363129,0.8648864470679509,0.8615363693363636,0.8582082592432553,0.8459197197411549,0.8327052408343287,0.8248969459873342,0.8202633967652425,0.8202304826567043,0.8109545265165704,0.8063828863623264,0.8056721299500347,0.7996080565292218,0.7987135948213481,0.7887481406961803,0.7864264593383584,0.7848476564631648,0.7803577273970788,0.7766399746193294,0.774505538115899,0.7737709255315168,0.7601873642558312,0.7573430894493244],"twin_dists":[0.06313000858024977,0.06330142435455144,0.06746909933189713,0.06997741885277195,0.07090671441076149,0.07182152679277455,0.07513232193733435,0.07858759892966984,0.08058433333264287,0.08175488591594848,0.08176316437425814,0.08407671420911644,0.08520332651605915,0.08537771503008254,0.08685750943036856,0.08707459230031815,0.08947366703497571,0.09002767271543784,0.0904033997558134,0.0914675761581836,0.09234402812231689,0.09284535682171158,0.09301759314349196,0.09617560397246795,0.09683079903261892],"n_dims_used":45,"mean_confidence":0.9253556993272569},"coverage":{"mean_confidence":0.9253556993272569,"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}}