{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006327},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007058","490:4900005436","490:4900007548","490:4900007545","490:4900007421","490:4900005301","490:4900006079","490:4900006083","491:4910001320","490:4900006073","490:4900004609","490:4900007428","490:4900007411","490:4900007544","490:4900006207","490:4900005163","490:4900005829","490:4900006935","490:4900002823","490:4900002971","490:4900003506","490:4900007422","490:4900006548","490:4900007302","490:4900006082"],"twin_admin_codes":[490,490,490,490,490,490,490,490,491,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.1691780094830569,0.12304861851285254,0.11912112860507514,0.09073864055937453,0.06822421348673348,0.061419718557461964,0.058813088909715,0.0507780106752365,0.04730044623322173,0.04050081841905077,0.03064275353231498,0.030511438047045855,0.028700430951175197,0.02608245563328317,0.025676439644908008,0.025497960771527398,0.02524556784330791,0.025183998364093366,0.023537549454128056,0.022889876169079476,0.02228184402758329,0.020362391520453535,0.020264194570798907,0.01927956896578671,0.01779878008021219],"twin_dists":[0.24482658911562943,0.26585759469735704,0.2679077679613227,0.2845272285558499,0.3009590515152092,0.30679115925383005,0.30916625648575863,0.3170795576461453,0.32083128576533565,0.3288894445153557,0.34289614880054786,0.3431073380182281,0.34610238161367046,0.35073289474206887,0.3514866005241378,0.35182117905977106,0.3522977875125731,0.35241467719908276,0.3556360123710924,0.3569569299586503,0.35822684938495297,0.36244363511009636,0.3626685359111349,0.36497778217418825,0.3686525862737199],"n_dims_used":45,"mean_confidence":0.904172854953342},"coverage":{"mean_confidence":0.904172854953342,"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}}