{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002264},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002493","480:4800001683","480:4800002165","480:4800002540","466:4660004210","480:4800002109","470:4700003679","496:4960002927","466:4660003356","472:4720001812","466:4660003477","472:4720001875","470:4700004887","499:4990000319","499:4990000078","472:4720001871","470:4700004718","472:4720001937","499:4990000374","493:4930004404","480:4800002007","490:4900008984","466:4660001750","472:4720002121","499:4990001170"],"twin_admin_codes":[480,480,480,480,466,480,470,496,466,472,466,472,470,499,499,472,470,472,499,493,480,490,466,472,499],"twin_sims":[0.5574456569193602,0.4810284539697812,0.4294952892954925,0.42221004186734,0.3549416757697785,0.3462870318511512,0.3394031453413874,0.32884065118116984,0.32746283440593904,0.3066750724793317,0.2955844864202425,0.290480047574349,0.2871571864438421,0.28655937036472895,0.2818028501437754,0.28175891332052333,0.2813026185467901,0.2795055577908926,0.2728020358375518,0.27173801531718095,0.27170251851665655,0.26998428687781356,0.262031497418003,0.2578786974692266,0.2578183897269789],"twin_dists":[0.14040750665269996,0.1571243913759357,0.1688512694731743,0.17055169487964886,0.18692921145604086,0.18914356700526722,0.19092580286523778,0.1936987297609979,0.19406401237414478,0.19968315298873968,0.20277068524081057,0.2042146032039319,0.20516268485466577,0.2053339497873829,0.2067043404519998,0.20671706381331384,0.20684927013965554,0.2073712166745176,0.20933647441848544,0.20965112406169797,0.20966163416027397,0.21017139444061578,0.21255740939939652,0.2138213713878719,0.21383982095728193],"n_dims_used":43,"mean_confidence":0.9210436621377635},"coverage":{"mean_confidence":0.9210436621377635,"n_dims_used":43,"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}}