{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":473,"cluster_id":4730001544},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["473:4730001451","473:4730001357","473:4730001543","473:4730001452","473:4730001269","473:4730001360","473:4730001176","473:4730001542","473:4730001067","473:4730000735","473:4730001974","473:4730001633","473:4730002580","473:4730001636","473:4730001450","473:4730003753","473:4730001361","473:4730003669","473:4730006724","473:4730001635","473:4730003843","473:4730003125","473:4730003332","473:4730003401","475:4750009865"],"twin_admin_codes":[473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,475],"twin_sims":[0.9928218890768371,0.9797987576933664,0.962573577296775,0.9419381073309431,0.9032148178320759,0.8912914913866077,0.7779938786099371,0.746348619285911,0.7213158167249496,0.6758694257713552,0.6603817122072355,0.49911729212145794,0.4663003196051974,0.45283995145548367,0.447158688028981,0.4430418282546699,0.4415524066507378,0.42966466670902054,0.4152614342622854,0.4072120277631235,0.40138647976588565,0.39888008939848807,0.3953482043948628,0.3933597178781674,0.39311475901562537],"twin_dists":[0.015589264334473413,0.026238553756796925,0.03587206306983962,0.044920695849160246,0.058600560428283835,0.06230829312166683,0.0920253305199182,0.09934548877725564,0.10497815329193869,0.11495988692394334,0.11831234463385785,0.1531103056552265,0.16042789240878438,0.1634785557469273,0.1647760507587012,0.16572016060545497,0.16606255597245348,0.1688118777032347,0.17218506544784032,0.17409201746694625,0.1754825438260489,0.17608360142814541,0.17693351738024116,0.1774135670633801,0.17747278140809675],"n_dims_used":44,"mean_confidence":0.9122865850275214},"coverage":{"mean_confidence":0.9122865850275214,"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}}