{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005426},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005167","490:4900005029","490:4900005030","490:4900005435","490:4900005031","490:4900005166","490:4900005028","490:4900004888","490:4900006926","490:4900006311","490:4900006322","490:4900005164","490:4900005429","491:4910002064","490:4900005685","490:4900004745","490:4900006313","490:4900003784","490:4900005287","490:4900005953","490:4900005293","490:4900004610","490:4900005958","490:4900003927","491:4910002464"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,490,490,490,490,490,490,490,490,490,491],"twin_sims":[0.9544564350344835,0.718406461008162,0.6148633726923043,0.548201426444022,0.46014070664786133,0.4383346840868215,0.4342180449483845,0.42798483504806034,0.42377383759357407,0.4175615395580099,0.40242886148749163,0.37968560443330024,0.3679369699509062,0.3657310160348978,0.31876136267488653,0.3090920987009346,0.30006634926080994,0.2996415488394822,0.2788220765070534,0.27682526353305437,0.25781690926103407,0.2556801966673679,0.24772150343931681,0.22909247351841744,0.22875617582534907],"twin_dists":[0.03965460871367322,0.10562553496620318,0.12809011723014913,0.14240220726633443,0.1618199580003639,0.16680380027384603,0.16775525741752506,0.16920283431164607,0.17018567358935882,0.17164311154994827,0.1752330709571294,0.18074607018858935,0.18365590078383318,0.18420736766268123,0.19639088471184782,0.19901891109871056,0.201514960752358,0.20163350702763505,0.20757026500989234,0.20815349903530958,0.21384027390119456,0.214495715096831,0.21696815941395214,0.22296310495182345,0.22307421120918097],"n_dims_used":44,"mean_confidence":0.8972681218927557},"coverage":{"mean_confidence":0.8972681218927557,"n_dims_used":44,"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}}