{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007885},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010306","490:4900009622","490:4900009621","490:4900011361","490:4900011139","490:4900010307","491:4910004910","491:4910005416","490:4900009625","490:4900009928","490:4900010841","490:4900009724","490:4900010022","490:4900010221","490:4900010910","490:4900010305","490:4900010819","490:4900011140","490:4900009823","490:4900012179","490:4900010303","491:4910005314","490:4900010212","491:4910003839","490:4900010222"],"twin_admin_codes":[490,490,490,490,490,490,491,491,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,491,490],"twin_sims":[0.4278331986066127,0.2714460472392967,0.20982739028133274,0.1771998583204576,0.17423674619362875,0.17192518167094217,0.1700985634091964,0.16873103324969985,0.10254443755238925,0.0824993253234813,0.07468471232776812,0.07152657340273327,0.06719458112700215,0.0650446364012468,0.06168126473041398,0.059836579243362234,0.05974786424678753,0.05767674662318407,0.053062437442036196,0.05109843484483344,0.04692964041036954,0.04553555021820986,0.04194183281921031,0.04071519409132094,0.0404047210979315],"twin_dists":[0.169238156441336,0.20973759682371926,0.22951214480366627,0.24161381609472043,0.24278820818454222,0.24371430367959016,0.24445243759765728,0.24500878661320188,0.2771814301136912,0.2901156032278108,0.29584483803734063,0.2982980477232738,0.30181012734060947,0.3036220825333121,0.3065574435984618,0.3082235506007417,0.3083047358464967,0.310228868722383,0.31472991229487246,0.31674475282238473,0.3212447904097588,0.32282429445550476,0.3270914967646007,0.32861858664051696,0.32901125384782776],"n_dims_used":44,"mean_confidence":0.8846136439930309},"coverage":{"mean_confidence":0.8846136439930309,"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}}