{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770001979},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770002302","477:4770001821","477:4770003178","477:4770002772","477:4770003172","477:4770002096","477:4770002505","477:4770003176","477:4770002702","477:4770002567","477:4770003184","477:4770001867","477:4770002399","477:4770002645","477:4770003021","477:4770002635","477:4770002787","477:4770002509","477:4770001995","477:4770002037","477:4770002108","477:4770002627","477:4770000918","477:4770001338","477:4770001160"],"twin_admin_codes":[477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477],"twin_sims":[0.14110093822911104,0.13201276664487369,0.119672518067732,0.11745987035053881,0.093132055058642,0.08425595690106426,0.08224312316809758,0.08172994436799687,0.08082264623009561,0.07573774787626737,0.07147823454477983,0.06981675905769807,0.0694351231761126,0.0691806416707284,0.0632177489858268,0.06007331061052723,0.05554034743807817,0.052500183168904827,0.052160162171215066,0.04855247640619339,0.0441314969089535,0.04390082059085497,0.043510899406226315,0.042626659989912066,0.042560180152936423],"twin_dists":[0.25702550006220803,0.26135811227400035,0.26761685390448836,0.2687905264394483,0.2829796007625749,0.2888880409415243,0.2902963826209053,0.29065984701619946,0.2913069451004421,0.2950454857075402,0.2983362725226748,0.29966303806093525,0.2999714067859868,0.3001777986320571,0.30520063375367223,0.30800739547130385,0.3122743149255206,0.315300303753532,0.31564771126721486,0.31945481260492503,0.3244565987533057,0.3247289320364725,0.3251920132856291,0.32625522804821466,0.3263359114193089],"n_dims_used":45,"mean_confidence":0.9196534898546007},"coverage":{"mean_confidence":0.9196534898546007,"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}}