{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001941},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002097","490:4900003971","490:4900002099","490:4900004108","490:4900002403","490:4900004247","490:4900001522","490:4900002108","490:4900003970","490:4900001397","490:4900003969","490:4900009162","490:4900004106","490:4900001939","490:4900002106","490:4900008853","490:4900008410","490:4900001384","490:4900004383","490:4900003973","490:4900008174","490:4900004533","490:4900001797","490:4900004259","490:4900002422"],"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":[0.3530120788579881,0.30869184525662574,0.29675620079461956,0.23125099596480064,0.2286427808164199,0.19731626763164223,0.16104274864247517,0.15675767530413154,0.14354492799159752,0.1431213364540298,0.14099097493200458,0.1243386497269036,0.1241514508847188,0.12318299675186288,0.11501473802247825,0.11363386536653823,0.11090958068043846,0.11023917206364545,0.10891419180829424,0.10334924074368838,0.09445798086987839,0.09420949000405973,0.09295251762872773,0.09191899138253287,0.09161748909476738],"twin_dists":[0.18742045066072835,0.19912870092299254,0.2024413212335742,0.22225252156441683,0.22311169906582304,0.2339866440651844,0.24819863550378218,0.2500246900049055,0.25589606335091375,0.2560907875294664,0.2570766582786839,0.265195077897981,0.265290891668275,0.265788336630775,0.27010739985211835,0.27086062782862685,0.2723675776402979,0.2727427921837541,0.27348957928204876,0.2767052890684993,0.2821357079224435,0.28229314685212936,0.28309459579868634,0.283760009979774,0.2839552396077264],"n_dims_used":45,"mean_confidence":0.9192633734809028},"coverage":{"mean_confidence":0.9192633734809028,"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}}