{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001733},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910002004","491:4910001673","491:4910001958","491:4910002003","491:4910002105","491:4910001849","491:4910001903","491:4910002005","491:4910003283","491:4910002103","491:4910001045","491:4910001436","491:4910002006","491:4910001548","491:4910001438","491:4910001885","491:4910001375","491:4910002372","491:4910001989","491:4910002197","491:4910001439","491:4910001600","491:4910002569","491:4910001718","491:4910000969"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.6435758216747874,0.6194616023203079,0.4717252155417855,0.43302460156815825,0.3989151750602075,0.3837028034335586,0.2946278598653691,0.26107128941559204,0.24980436691589616,0.22322656032817487,0.2199346990839974,0.1981400311963897,0.1951316653475978,0.19185041573295417,0.1823378332034069,0.18022263583438103,0.17989854858102497,0.176876753390139,0.17622205418174097,0.169213845599599,0.16826050507399493,0.16480503446039504,0.16403993696870417,0.16359916464417143,0.16281028507956824],"twin_dists":[0.12193207733883159,0.127105203652707,0.15920711936249082,0.16803176385426002,0.17607517570112843,0.17976120805349707,0.20304016028790764,0.2128485366793839,0.21631625745298982,0.2249168199194388,0.22602822348763624,0.2336861261902324,0.2347878396414259,0.23600301369817872,0.23961009346052328,0.2404300776462194,0.24055631511881312,0.24174119218829065,0.24199979953324077,0.24481199650180704,0.24520095974269962,0.2466242385848637,0.24694228341894056,0.24712599628182058,0.24745569592399094],"n_dims_used":45,"mean_confidence":0.8992444356282552},"coverage":{"mean_confidence":0.8992444356282552,"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}}