{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004947},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004945","490:4900009987","490:4900008954","490:4900002720","490:4900006369","490:4900004931","490:4900002102","490:4900009381","490:4900011109","490:4900009582","490:4900011856","490:4900009785","490:4900008063","490:4900009668","490:4900005606","490:4900004941","490:4900011202","490:4900003832","490:4900003824","490:4900008714","490:4900010530","490:4900007824","490:4900004666","490:4900004655","494:4940008971"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494],"twin_sims":[0.38962342474665695,0.18314128722578119,0.11307323277650726,0.08727304682092281,0.08436596810092832,0.07995977861139707,0.06821897008031604,0.06716032329452482,0.06093731131492668,0.05661585190794096,0.04503550257746659,0.0423183097291408,0.040834254524719005,0.038613131623943336,0.034090033704017066,0.03393592474697152,0.033857752045868064,0.03295159277967902,0.0319395977661061,0.03056607024179535,0.030243271514968133,0.029091700297264093,0.028225845041309195,0.02592305027186723,0.025695268055883035],"twin_dists":[0.17831862491674008,0.239300385404887,0.2711684495099041,0.2868264809262256,0.28881184561728973,0.2919277770788211,0.30096335905053634,0.30183862634850633,0.30722438619901393,0.311236629179739,0.3234007293881676,0.32663035577572186,0.3284686763749917,0.3313282649231741,0.3376112317530179,0.33783752376954196,0.337952646726326,0.33930393623595095,0.34085106915836044,0.3430193809380449,0.34354104930705776,0.34544183803103146,0.346914045610697,0.3510275903967948,0.3514514217797584],"n_dims_used":45,"mean_confidence":0.9245296902126736},"coverage":{"mean_confidence":0.9245296902126736,"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}}