{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008698},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008257","490:4900009348","490:4900008916","490:4900009031","490:4900008482","490:4900009128","490:4900009449","490:4900009234","490:4900009441","490:4900008586","490:4900009759","490:4900008914","490:4900009136","490:4900008794","490:4900009564","490:4900009649","490:4900009030","490:4900009560","490:4900008925","490:4900008024","490:4900009647","490:4900009105","490:4900009553","490:4900009137","490:4900009953"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.10587729669979842,0.07587277345005958,0.07330793254267444,0.05072428700245126,0.0462508745225133,0.044777715468021985,0.027202818521978027,0.021273916424038797,0.018263554936058888,0.018036998281358615,0.016713316741695995,0.014967090876103026,0.013671739990512887,0.012191569438370084,0.008553889633318571,0.007730487366852134,0.0075046321201149456,0.006795696536205899,0.006700410514771973,0.006016653295416965,0.005793155053954071,0.005441561852217746,0.004715793736798985,0.004624152726850498,0.0041425510638403605],"twin_dists":[0.2752281819106186,0.294943638181745,0.29690378451089056,0.31713586443333125,0.3220088513768939,0.32369999576718267,0.34870439750834736,0.36039987875955426,0.3674712606468048,0.3680437736404854,0.37152046966891455,0.37649722028113974,0.3805311108814708,0.38557679698901054,0.40077882881251176,0.4050161809102516,0.4062491747040802,0.41034853832904405,0.41092856219764995,0.41532326336325764,0.41685778486516983,0.41938356893912543,0.42510195448858423,0.42587989574335794,0.4302137620073839],"n_dims_used":45,"mean_confidence":0.8893516540527344},"coverage":{"mean_confidence":0.8893516540527344,"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}}