{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":471,"cluster_id":4710002247},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["471:4710002144","476:4760002799","471:4710002453","471:4710002198","471:4710001644","471:4710002141","471:4710002404","476:4760002320","471:4710002406","476:4760002255","471:4710001406","471:4710002142","471:4710001270","471:4710002408","476:4760002468","471:4710001405","476:4760002636","476:4760002552","471:4710002452","471:4710002402","471:4710002248","471:4710002536","471:4710002354","471:4710003532","471:4710002409"],"twin_admin_codes":[471,476,471,471,471,471,471,476,471,476,471,471,471,471,476,471,476,476,471,471,471,471,471,471,471],"twin_sims":[0.7909800425880104,0.7128456254821341,0.6900565679080836,0.6719969432528976,0.6552683899687778,0.6494293793067468,0.648398496015999,0.5912498001870241,0.5803323621896006,0.5763319991151759,0.5746186541323134,0.5614633720291181,0.521867213898368,0.5023568130363482,0.49426131846553945,0.48229952477423566,0.48211895471274085,0.4779283720485332,0.4565502553074288,0.4326639620309906,0.4205258950236004,0.4190823167991281,0.41858546191918516,0.41425165843382966,0.41394680946915374],"twin_dists":[0.08893938066574379,0.10685922483948779,0.11187037369150603,0.11579991027458163,0.11941538848989297,0.12067306415822004,0.12089491486231986,0.13314721760467696,0.1354877021208571,0.1363461184718887,0.13671394067207318,0.1395421123548304,0.14811866172275387,0.15239592416812314,0.15418359968481102,0.1568408464112454,0.15688111282878495,0.15781694538162883,0.162634441579226,0.16811537996053694,0.1709465231684557,0.17128548525964576,0.17140226483819737,0.17242339817579064,0.1724953996089807],"n_dims_used":44,"mean_confidence":0.9205452312122692},"coverage":{"mean_confidence":0.9205452312122692,"n_dims_used":44,"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}}