{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001010},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910002260","490:4900005547","491:4910002765","491:4910002416","491:4910001075","491:4910002067","490:4900005680","490:4900005679","491:4910001810","490:4900005150","491:4910002207","490:4900002666","491:4910002467","490:4900003114","491:4910002866","491:4910001686","491:4910001920","490:4900005938","490:4900005821","491:4910002158","490:4900006063","490:4900011289","490:4900002216","490:4900004474","490:4900004482"],"twin_admin_codes":[491,490,491,491,491,491,490,490,491,490,491,490,491,490,491,491,491,490,490,491,490,490,490,490,490],"twin_sims":[0.12339285122119895,0.05153243369806371,0.03550399801241008,0.028924448627876742,0.027608100270006136,0.02711756739625649,0.010545950255205036,0.0093219860804706,0.008320195068755884,0.007615841213725917,0.006730233246798373,0.004246046103359202,0.003262500783085452,0.00283020251185728,0.0027418373241505398,0.0027148553896520224,0.002698369971557377,0.0024277230510820823,0.0021904345677939818,0.0019189775857449385,0.0015300161484080074,0.0013854853139939158,0.001333875467861595,0.001331367276862864,0.0012606446823533438],"twin_dists":[0.2656802933307129,0.31629404974980957,0.335574663852278,0.3457232539464487,0.3479883129716996,0.3488561945746457,0.3918687284840823,0.3971433378169649,0.40194295160377674,0.40563795862526075,0.4107462318210417,0.42924518360775077,0.439477351898379,0.444899534848528,0.4461005081760477,0.446474283126024,0.44670432906409024,0.4506776257550668,0.4545108058576525,0.45939463683735693,0.4676375062183307,0.4712029964622547,0.4725599427271944,0.47262711868678914,0.4745711165969345],"n_dims_used":45,"mean_confidence":0.8975581698947482},"coverage":{"mean_confidence":0.8975581698947482,"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}}