{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002928},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960004664","490:4900007866","493:4930004883","490:4900002472","490:4900002778","490:4900006654","490:4900003328","490:4900001597","493:4930007180","490:4900003611","490:4900001586","496:4960008133","490:4900003754","490:4900004295","496:4960012301","490:4900001470","496:4960004509","496:4960003094","493:4930007021","490:4900002331","490:4900003755","490:4900003074","490:4900001604","478:4780009381","466:4660001094"],"twin_admin_codes":[496,490,493,490,490,490,490,490,493,490,490,496,490,490,496,490,496,496,493,490,490,490,490,478,466],"twin_sims":[0.4276143207490495,0.42044521642846766,0.3559969024832388,0.35012484578510167,0.3410000479805009,0.3359352788538983,0.3309246123063943,0.33000266108850923,0.3299655654165198,0.32747954136868285,0.3132362049799024,0.3117418133570722,0.3098604913047889,0.305567938027681,0.30487734886301265,0.2939205770425414,0.2881163127888393,0.2788015095502873,0.27842452269940837,0.2748181377378639,0.26993787039812267,0.26646759917286245,0.264165097493961,0.2640135661686122,0.2595997416163323],"twin_dists":[0.1692891508363876,0.1709654540405077,0.18666115514957574,0.18815810224403526,0.19051065924251828,0.1918309715558809,0.1931478325762937,0.19339131563495895,0.19340112023601144,0.1940595780028245,0.19788693321811437,0.19829413950022742,0.19880836890796585,0.19998842109004547,0.20017915986189602,0.203239729465194,0.2048883559183453,0.20757625926438772,0.2076861800703729,0.20874234025573338,0.21018519290879556,0.2112210099231584,0.2119129022663191,0.21195856848762995,0.21329600559096834],"n_dims_used":45,"mean_confidence":0.9178657531738281},"coverage":{"mean_confidence":0.9178657531738281,"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}}