{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970001906},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970001498","497:4970001340","497:4970001734","497:4970001443","497:4970001439","497:4970001905","497:4970001899","497:4970000920","497:4970000918","497:4970001254","497:4970001442","497:4970001518","497:4970000911","497:4970001521","497:4970001008","497:4970001341","497:4970001755","497:4970001822","480:4800000526","497:4970001927","480:4800000525","480:4800000600","497:4970000702","497:4970001091","497:4970001677"],"twin_admin_codes":[497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,480,497,480,480,497,497,497],"twin_sims":[0.247516366760475,0.11445849071866107,0.07747886170304503,0.07393546388714378,0.07004367125023755,0.05951078556329571,0.05711448292753279,0.05145286001992782,0.041659905807983885,0.04112642283756318,0.04032702592431324,0.03982466423177836,0.03965832751049975,0.03830590244899783,0.02991202771450982,0.02754654805770283,0.026877727872212216,0.026747337057146693,0.026152268345770675,0.024906731222606292,0.02099884600178861,0.020927379496011804,0.02045644643752951,0.019732236192126926,0.019600378103361862],"twin_dists":[0.2170325536118884,0.27040997605405614,0.2937432541985754,0.29641914504520733,0.2994803373341554,0.3085221799114027,0.310761047980159,0.3163764492176554,0.3274391135554451,0.3281023608072483,0.32910991624140096,0.3297517505972366,0.32996577545987166,0.3317346931467853,0.34408135049790173,0.34809648307962265,0.349285465839954,0.3495202297166751,0.3506043198210578,0.35294414927624895,0.3610084563028348,0.3611677071448247,0.36222910542512354,0.36390366097590227,0.36421430394401844],"n_dims_used":45,"mean_confidence":0.8963890075683594},"coverage":{"mean_confidence":0.8963890075683594,"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}}