{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":488,"cluster_id":4880001037},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["488:4880000861","470:4700007241","488:4880000612","488:4880000614","488:4880000927","468:4680003396","467:4670001369","488:4880000244","470:4700005716","470:4700003448","488:4880004729","488:4880000860","470:4700007156","488:4880004641","488:4880002441","477:4770003538","496:4960005387","470:4700000695","485:4850000780","481:4810002084","468:4680001089","481:4810000948","488:4880001556","481:4810000527","488:4880002698"],"twin_admin_codes":[488,470,488,488,488,468,467,488,470,470,488,488,470,488,488,477,496,470,485,481,468,481,488,481,488],"twin_sims":[0.4350874598872062,0.3299239926105934,0.32368267509118237,0.3155055194118419,0.285305931443842,0.23380488289569523,0.23126036815103881,0.22023358510715502,0.2132714725312389,0.20500069341121185,0.2016406467167242,0.201223817976807,0.1949167116478251,0.1896944020244206,0.18554356975164743,0.18552408539572737,0.18391919539978163,0.17242096090525488,0.17099461011697936,0.16560970576158762,0.16498931357358718,0.16110288676356713,0.15976185489227399,0.15494323962467654,0.15476354992638075],"twin_dists":[0.1675540162019368,0.19341210888870092,0.19507058420452247,0.1972706765765006,0.20569373783434808,0.22141740213600317,0.222249445804038,0.2259268558469452,0.22831250806380832,0.23121612403802472,0.23241859722230396,0.23256872650828708,0.23486700867928828,0.2368093745180672,0.23838005206290994,0.2383874828353819,0.23900143647560276,0.24351493003141472,0.24408964006204012,0.24629089239833762,0.2465477947979729,0.24817326096789766,0.24874073512109413,0.25080888245362315,0.25088690852272777],"n_dims_used":45,"mean_confidence":0.9284016927083333},"coverage":{"mean_confidence":0.9284016927083333,"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}}