{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001684},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003714","490:4900003720","490:4900003584","490:4900001414","490:4900001976","490:4900001676","490:4900004547","490:4900002593","490:4900003035","490:4900004672","490:4900004128","490:4900004402","490:4900004126","490:4900005099","490:4900004135","490:4900003582","490:4900004959","490:4900003183","490:4900003036","490:4900002741","490:4900005226","490:4900001975","490:4900001973","490:4900003165","490:4900003987"],"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":[0.6726737438683086,0.5675242180816169,0.5570909491244911,0.5177415969396735,0.5132501668756819,0.5037052394128695,0.498040643374929,0.4894308887135803,0.484499307977356,0.4395803082852036,0.43630993179898053,0.4302137222432097,0.41725096035747056,0.4088202810541086,0.40869759388540716,0.39999159714386334,0.3952162487832862,0.3906377387780545,0.3903264520694353,0.3886092983550469,0.3866582932101109,0.381979861026718,0.3659735814555483,0.35889922552521336,0.3543935934721287],"twin_dists":[0.11565319020486615,0.13823818166490384,0.140483951032523,0.14901975574669987,0.1500027162087403,0.15209894195459192,0.153348015147322,0.15525429085777326,0.15635068153061105,0.16651660277881467,0.1672713250066956,0.1686842284685658,0.17171621574149318,0.1737097004596986,0.17373884244126137,0.17581683964192688,0.17696533876755738,0.17807252386993916,0.17814801887215767,0.17856498136121493,0.17903978286893205,0.18018299698272358,0.18414664715454976,0.18592598983657094,0.18706860187646113],"n_dims_used":45,"mean_confidence":0.9197328355577257},"coverage":{"mean_confidence":0.9197328355577257,"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}}