{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800004305},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800004821","480:4800004392","480:4800004822","480:4800004304","480:4800004740","480:4800004474","480:4800004819","480:4800004820","480:4800004481","480:4800004299","480:4800004391","480:4800005166","480:4800005334","480:4800004730","480:4800004906","480:4800005583","480:4800004217","480:4800004561","480:4800004818","480:4800004387","480:4800004817","480:4800004986","480:4800005165","480:4800004216","480:4800004731"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.956537425459705,0.9484608351344468,0.9094540885346226,0.8306072071578259,0.8219605947895355,0.819672830688053,0.8120706285960911,0.8080309304682749,0.8053694683518815,0.7970290037857685,0.7891593623429308,0.7805711880003884,0.7625770846256373,0.7620596394436715,0.7573262585949001,0.7523860093945093,0.7482985233060605,0.7358690471265472,0.7020728423551524,0.6808718921730738,0.6784888757540949,0.642598348854998,0.6243282400495906,0.590991467435716,0.5868855473516807],"twin_dists":[0.03871713491982228,0.04225006183421884,0.05658438167423983,0.07912720158754782,0.08132732166970882,0.08190334657459124,0.0838003415516861,0.08479818287981811,0.08545191351864802,0.08748263129209909,0.08937535299218101,0.0914171257232823,0.09562355743205207,0.09574321471573341,0.09683467021665329,0.0979680329468448,0.09890149600760519,0.10171802698484901,0.1092364293430332,0.11387276365913844,0.11439092332446482,0.12214216025252465,0.12606244523487406,0.1332025690151033,0.13408249329156027],"n_dims_used":42,"mean_confidence":0.9170435950869605},"coverage":{"mean_confidence":0.9170435950869605,"n_dims_used":42,"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}}