{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900013258},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012316","490:4900013259","490:4900013188","490:4900013119","490:4900013227","490:4900012929","490:4900012801","490:4900012244","490:4900012867","490:4900013156","490:4900013152","490:4900013080","490:4900012374","490:4900012664","490:4900013225","490:4900012873","490:4900012969","490:4900013121","490:4900013159","497:4970001687","490:4900012800","490:4900012870","490:4900000754","490:4900013055","490:4900012936"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,497,490,490,490,490,490],"twin_sims":[0.25954863286411345,0.2005887487238842,0.1908866654456378,0.1852762534484412,0.13567390961707443,0.10770226221260377,0.09923841269563916,0.09147270491784468,0.08312258966967608,0.0807099466886438,0.07983167171797234,0.07658109681063004,0.07097235468042613,0.06855127392114865,0.06097001071079254,0.057927778255211275,0.05331973413995815,0.05174676756247332,0.04914331922944988,0.04871134238440872,0.0481879764195461,0.045609236149547726,0.04243364132957568,0.04197454457416987,0.040698489896590855],"twin_dists":[0.21331157538601733,0.23279787152051004,0.23636267543477352,0.23848204672816017,0.2595866454348401,0.27417883514563113,0.279168532967853,0.2840491712861276,0.28967768700860375,0.29138772972100824,0.2920204072411987,0.29441174225198485,0.2987375683173112,0.30069089746230854,0.30719493162337647,0.3099926495449717,0.3144705631325519,0.31607262954260534,0.3188155130304923,0.31928228225010963,0.31985245208754426,0.3227398013727844,0.32648977902758114,0.3270512906352758,0.3286396486493376],"n_dims_used":45,"mean_confidence":0.9099205864800347},"coverage":{"mean_confidence":0.9099205864800347,"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}}