{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960001973},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960002097","496:4960001239","496:4960003051","496:4960002918","496:4960001129","496:4960001477","496:4960002629","496:4960001844","496:4960001720","496:4960001595","496:4960002498","496:4960002638","496:4960001592","496:4960002637","496:4960002488","496:4960003740","496:4960001715","496:4960003479","496:4960002782","496:4960001964","496:4960002492","496:4960001133","496:4960003185","496:4960001978","496:4960001128"],"twin_admin_codes":[496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496],"twin_sims":[0.7832992914160211,0.7799035934378358,0.6381388574025343,0.6279864929397262,0.5937328590852866,0.5843362292138065,0.569091901654169,0.5670457072616971,0.5606967174190806,0.5570481643750504,0.5542167823575942,0.5529124935966018,0.5397050842612029,0.5275241349883377,0.5214424292934388,0.5117562829707548,0.4874656055360938,0.4857165224906225,0.48397334124529634,0.4613954578629567,0.4594594561735703,0.4583652103807223,0.45164088373253836,0.44934058004425315,0.44054028453837485],"twin_dists":[0.09077110290447186,0.09157486203135366,0.1231001027345035,0.12527828234542507,0.1326152444621291,0.13462901447601153,0.1379011860658326,0.13834106584801117,0.13970717948608127,0.14049317220815716,0.14110363858022434,0.14138501150062444,0.14424050574114372,0.14688576699420203,0.1482113634010579,0.15033012882558866,0.15569080783533648,0.15607975387257922,0.1564678164047234,0.16153585716019667,0.16197432212290316,0.16222243789914986,0.1637518928414792,0.1642770216207007,0.1662954832633664],"n_dims_used":45,"mean_confidence":0.9370363023546007},"coverage":{"mean_confidence":0.9370363023546007,"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}}