{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007545},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006083","490:4900006323","490:4900004609","491:4910001194","490:4900006327","491:4910001130","490:4900005301","490:4900006443","490:4900007653","490:4900007544","491:4910001807","490:4900007548","490:4900005436","490:4900004472","490:4900002067","491:4910001624","491:4910001202","491:4910001195","491:4910001124","490:4900004604","490:4900007165","490:4900006441","490:4900005829","490:4900002817","491:4910001330"],"twin_admin_codes":[490,490,490,491,490,491,490,490,490,490,491,490,490,490,490,491,491,491,491,490,490,490,490,490,491],"twin_sims":[0.2017105547531892,0.13880532490831593,0.09665143297139339,0.09648865594169463,0.09073864055937453,0.08992014018266321,0.0852174730598136,0.07097970653620467,0.06969595887854334,0.06736715919882909,0.0669024163308244,0.06577145827635304,0.06456159973494269,0.059587158319459765,0.058188872100141745,0.056819382572644364,0.05523237056417609,0.054111215148758406,0.05313301074685372,0.051386300126873924,0.04841647207130723,0.047871612115048874,0.04735524982164625,0.0472068636858493,0.04675036226100008],"twin_dists":[0.2323934393405646,0.258099713876559,0.2807599407637317,0.2808611884343756,0.2845272285558499,0.2850638984691037,0.288224746108177,0.2987317197785334,0.29976049836889784,0.3016667398343779,0.3020535596885629,0.3030041261925516,0.3040358960665855,0.3084520545818387,0.30974785560161194,0.31104209089708024,0.31257452076247666,0.3136792226004447,0.31465867237231177,0.3164454541819968,0.3196028897250607,0.320199620896305,0.32077040158307746,0.32093538801766797,0.3214456935893753],"n_dims_used":45,"mean_confidence":0.9007445441351997},"coverage":{"mean_confidence":0.9007445441351997,"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}}