{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":498,"cluster_id":4980002902},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["498:4980002254","498:4980001917","498:4980002173","498:4980002569","498:4980002398","498:4980002418","498:4980002180","498:4980001644","498:4980001435","498:4980002642","498:4980002416","496:4960004146","498:4980001981","498:4980001450","498:4980002263","498:4980001248","468:4680003591","468:4680004277","484:4840002514","468:4680003392","484:4840003953","498:4980002558","498:4980002846","498:4980001823","498:4980002629"],"twin_admin_codes":[498,498,498,498,498,498,498,498,498,498,498,496,498,498,498,498,468,468,484,468,484,498,498,498,498],"twin_sims":[0.5006547444936742,0.47326982006838,0.43301286231106756,0.4261960123381016,0.42577400736252885,0.39416305873932644,0.3827014249869936,0.3276256008498664,0.32303924619377855,0.32278906245751227,0.2959421547387712,0.2837712265784087,0.2829066555403072,0.2788104381325909,0.27685763851314127,0.26147391935222986,0.25716780507435477,0.248106914989796,0.24344925441939738,0.24121266931934987,0.23495719186258726,0.23181776305482182,0.22337961933618194,0.22275229341899652,0.22086091491902055],"twin_dists":[0.15277110582531392,0.15886040125530665,0.16803448521878503,0.16961985087889792,0.1697183354603947,0.17721949396126935,0.1800062420875328,0.19402081613169536,0.19524256407807616,0.19530948636591025,0.20267006473322452,0.20613555767580055,0.20638508996494973,0.20757365698953648,0.20814402244171354,0.21272638092263024,0.21403902370612513,0.21684726782382202,0.21831640629422916,0.219028329891551,0.22104255771067868,0.22206666753859203,0.2248654108701263,0.2250762647944506,0.22571439512219546],"n_dims_used":45,"mean_confidence":0.9270589192708333},"coverage":{"mean_confidence":0.9270589192708333,"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}}