{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003093},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002944","496:4960011209","496:4960011207","496:4960011387","496:4960011286","496:4960010752","496:4960011295","490:4900002946","496:4960011290","496:4960011637","490:4900003092","490:4900002943","496:4960011386","490:4900002945","490:4900003765","490:4900002215","496:4960011365","496:4960011287","490:4900002799","496:4960011810","496:4960011385","490:4900002366","488:4880003988","496:4960011725","490:4900003096"],"twin_admin_codes":[490,496,496,496,496,496,496,490,496,496,490,490,496,490,490,490,496,496,490,496,496,490,488,496,490],"twin_sims":[0.6770477515400645,0.5609287377412864,0.5325057291350311,0.4909634968219894,0.38463246451785454,0.3464797389165695,0.3423935321465183,0.2900953740764647,0.2696945604724669,0.26443107063489063,0.26206570180035943,0.2534578918728129,0.25242103672811256,0.2228542519896339,0.21523041643386842,0.20859047555657093,0.17129741706459,0.14655195101159502,0.14600967468890866,0.12030654356050442,0.12007737794348307,0.1148987861071978,0.09589067548812291,0.09551469689442879,0.09148753471507379],"twin_dists":[0.11470402291287739,0.13965722036419365,0.14580244918042948,0.1549142425607628,0.17953399652782245,0.18909394735673685,0.19014924747233874,0.20432402610882766,0.21025754692444418,0.21183278683066184,0.21254705125559817,0.21518110318721112,0.21550218947851646,0.22504196802113338,0.22763601374179457,0.22994624731653857,0.2439673457339206,0.25452585180657317,0.2547714019139138,0.267283604721567,0.26740390089759,0.27017038005017924,0.28123429042599346,0.28146981550260436,0.2840395447506874],"n_dims_used":44,"mean_confidence":0.915472377430309},"coverage":{"mean_confidence":0.915472377430309,"n_dims_used":44,"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}}