{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010773},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010774","490:4900010680","490:4900011911","490:4900010684","490:4900011916","490:4900011712","490:4900010858","490:4900011913","490:4900010855","490:4900010681","490:4900010601","490:4900011094","490:4900011983","490:4900008564","490:4900012052","490:4900010682","490:4900010935","490:4900011648","490:4900011077","490:4900010419","490:4900010772","490:4900012167","490:4900011654","490:4900011846","490:4900011230"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.6067545430537293,0.38422445856120957,0.3575520251092641,0.27465051704587123,0.2334794828717958,0.21665314689404544,0.2150870740094555,0.21013722960147588,0.1969481961364484,0.19354144035782578,0.19280663981253213,0.18220132637042094,0.16700614974497377,0.162838999991054,0.15940240959223032,0.15727528297975485,0.1546243603324245,0.1402344673616391,0.13730972259925747,0.1367738811103418,0.13574866196403562,0.12849300845715494,0.1266949222541466,0.12656948717470784,0.12479423884819521],"twin_dists":[0.12982654786951103,0.1796336819037863,0.18626685744681767,0.20879163499608736,0.22152347354152052,0.22714729308793744,0.22768537376964973,0.22940367757167937,0.234121201110138,0.23537497186382042,0.23564740340074847,0.23966280856020375,0.24571516040866317,0.24744367471531784,0.24889342710244486,0.24980219824104716,0.25094739395627014,0.25742941629712074,0.2588067246653791,0.2590614325037775,0.2595508519348466,0.2630964003806753,0.26399833813870327,0.2640616185551666,0.26496235152683706],"n_dims_used":45,"mean_confidence":0.8931175231933594},"coverage":{"mean_confidence":0.8931175231933594,"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}}