{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":498,"cluster_id":4980002085},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["498:4980002643","498:4980001635","498:4980002491","498:4980001729","498:4980001829","498:4980001910","498:4980002001","498:4980002649","498:4980001540","476:4760003847","498:4980000526","498:4980001267","498:4980003349","484:4840004473","500:5000009885","484:4840004712","498:4980003295","498:4980004003","498:4980001543","498:4980004681","498:4980001351","498:4980001545","484:4840003753","498:4980002971","496:4960003178"],"twin_admin_codes":[498,498,498,498,498,498,498,498,498,476,498,498,498,484,500,484,498,498,498,498,498,498,484,498,496],"twin_sims":[0.46844518330304386,0.44389780693563324,0.4280792273911558,0.3676386167889443,0.34310316834464066,0.31610018619174673,0.2718680698304788,0.270443216522415,0.2634291373256921,0.2548801850715085,0.24142849751008275,0.22527945643047975,0.21173788725453174,0.21036464756944398,0.201104149538397,0.2000877267928533,0.19348062362930382,0.19269191326025809,0.186467164840986,0.17812703833704446,0.1715787610838196,0.16873060469655746,0.15971045346228083,0.1545483270459854,0.15190189622229522],"twin_dists":[0.15994465620489173,0.16552358527403574,0.16918084919507978,0.18373038909024733,0.18996549909520638,0.19710960450160953,0.20961262399357117,0.2100350448766171,0.2121348483418857,0.21474201221065464,0.21895944411912185,0.22422924216573775,0.22884504912707118,0.22932413319347267,0.23261186704148232,0.2329790025600358,0.23539749267161636,0.23569000412453597,0.23802844692020597,0.2412492127109193,0.2438538583769568,0.2450089614674336,0.24876255506911008,0.2509804513830366,0.2521385575064525],"n_dims_used":45,"mean_confidence":0.9267774793836806},"coverage":{"mean_confidence":0.9267774793836806,"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}}