{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960011653},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960011556","496:4960011382","490:4900002807","496:4960011472","469:4690000839","466:4660002808","490:4900000613","496:4960011570","496:4960011749","488:4880002939","496:4960011215","490:4900001218","496:4960011742","490:4900000614","466:4660000029","466:4660003424","466:4660000795","469:4690002241","490:4900001356","488:4880002978","490:4900000726","466:4660000039","496:4960011995","496:4960011662","466:4660000040"],"twin_admin_codes":[496,496,490,496,469,466,490,496,496,488,496,490,496,490,466,466,466,469,490,488,490,466,496,496,466],"twin_sims":[0.6721434454761525,0.6688021783413729,0.6035105427884981,0.502642117039723,0.4256704869266715,0.40205305461137275,0.3675508951967936,0.33869671100402754,0.33834213991266676,0.3035421428246067,0.28603935545832393,0.2672085956984521,0.25587655801475656,0.251793024993358,0.2500251768472177,0.24523735256861515,0.24398208240998642,0.23441142892639893,0.2224560813525722,0.2147406955205082,0.20798777756236847,0.20413404682977446,0.20067449055832937,0.19708991850625218,0.1898569841392231],"twin_dists":[0.11576815406903572,0.11649197967441173,0.13052118070220795,0.15233306969593566,0.16974250051382028,0.175322979029095,0.1837522958430415,0.19110978775846887,0.19120221064508625,0.20054865103315253,0.20548310030296063,0.2109991354433083,0.21443533658598807,0.21569707640250277,0.216247351870006,0.21775027438430053,0.2181474271218847,0.22121994306046194,0.22517596390804703,0.22780474104050416,0.23015840292426717,0.23152497284780627,0.23276690510256146,0.23406937063240357,0.23674834541661055],"n_dims_used":45,"mean_confidence":0.9163038465711806},"coverage":{"mean_confidence":0.9163038465711806,"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}}