{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007553},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005176","490:4900007671","490:4900007309","490:4900005042","490:4900005961","490:4900005308","490:4900007675","490:4900005307","490:4900007672","490:4900006819","490:4900005972","490:4900006813","490:4900005177","490:4900004770","490:4900007554","490:4900004767","490:4900005321","490:4900005711","490:4900003128","490:4900005967","490:4900005439","490:4900003650","490:4900006702","490:4900006457","490:4900004218"],"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":[0.5448661143789705,0.4514437990891685,0.2940801155103823,0.2540999890820135,0.17652060904357475,0.17345822022573143,0.16558379357328268,0.1360372668592395,0.13551973941569265,0.13355926898566925,0.132842813349813,0.127708388373162,0.12678774303143064,0.1004485676104084,0.08686625618665922,0.07222270915121218,0.07037451122568478,0.06428167828258012,0.06295232929108731,0.059584078893696074,0.05065172210660108,0.04954197675287172,0.046533151794330346,0.04328003524625439,0.042645191602568355],"twin_dists":[0.14312323785721565,0.16379684557118906,0.20319468880007324,0.21498268143631208,0.24188178517437728,0.24309912737592076,0.24630160863202344,0.2594127983679384,0.25966051312632493,0.2606053797108394,0.2609532819760815,0.26348879073873915,0.2639515417926891,0.2784352383163166,0.287101096728086,0.29774987407893055,0.2992148172503553,0.3042768621168482,0.30543307025273897,0.3084548806740092,0.31721199720897303,0.31838777333543977,0.32168997011038636,0.3254678403316977,0.326232755998195],"n_dims_used":45,"mean_confidence":0.9113982306586371},"coverage":{"mean_confidence":0.9113982306586371,"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}}