{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":488,"cluster_id":4880001503},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["488:4880001925","488:4880001674","481:4810000674","488:4880001849","488:4880001676","488:4880002241","488:4880001936","488:4880001228","488:4880001839","488:4880001756","488:4880001677","488:4880001232","481:4810000609","481:4810000816","488:4880002177","481:4810000439","488:4880002391","481:4810000618","488:4880001833","481:4810000675","488:4880002090","488:4880002165","488:4880002301","488:4880001500","488:4880004134"],"twin_admin_codes":[488,488,481,488,488,488,488,488,488,488,488,488,481,481,488,481,488,481,488,481,488,488,488,488,488],"twin_sims":[0.9235732080083432,0.890552004616789,0.8796779911772526,0.8796378361009571,0.8158388313459792,0.8133588361836813,0.8034362337247438,0.7824776811091324,0.7756546208810188,0.7718726475297895,0.7510860625745971,0.7382689574361838,0.7313954801243102,0.7238316464705556,0.723249477088222,0.720203827933872,0.7075862471722887,0.6943051365042183,0.6940001284268865,0.6751463526276358,0.6698099317708366,0.6615779102572374,0.6592350671543734,0.6550845115232312,0.6525398720853336],"twin_dists":[0.051788894299573375,0.06253258407104775,0.06576302296246198,0.06577473018597968,0.08286327231649031,0.08348068853667716,0.08592499566138526,0.09096590800319454,0.09257563032338219,0.09346194518433407,0.09826531261285862,0.10117665688249315,0.10272422602604005,0.10441722141543713,0.10454711629001343,0.10522575112274365,0.10802181215250492,0.1109410550662729,0.11100784039569177,0.11511683530983383,0.11627376284685467,0.11805405500882629,0.11855984445633447,0.11945502431243989,0.1200033284013812],"n_dims_used":45,"mean_confidence":0.9245712280273437},"coverage":{"mean_confidence":0.9245712280273437,"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}}