{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000166},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000000204","500:5000000102","485:4850007404","485:4850007531","500:5000002396","500:5000000103","485:4850007915","485:4850006988","500:5000000241","485:4850007532","500:5000003796","500:5000000442","485:4850008913","485:4850006117","485:4850006361","500:5000000239","500:5000000784","500:5000004152","500:5000001317","485:4850006530","477:4770000141","500:5000000874","500:5000000345","485:4850004891","500:5000003449"],"twin_admin_codes":[500,500,485,485,500,500,485,485,500,485,500,500,485,485,485,500,500,500,500,485,477,500,500,485,500],"twin_sims":[0.3947154543804049,0.3704279904115708,0.3490868705066385,0.34142530116858527,0.30906097126798976,0.3015478256738969,0.2921459328194496,0.2783205280977797,0.27138820075287906,0.2686890022807183,0.25087872986725995,0.2484754195721729,0.24680618444288568,0.24637003469375426,0.243448904930066,0.23991801027130824,0.2336653481304456,0.2205650989274447,0.19884431809537073,0.19593631199415473,0.19462321057314644,0.1931811356946399,0.19309851023808466,0.19211230269012725,0.19059982205635662],"twin_dists":[0.17708615109127898,0.18303515292124778,0.1884240685131315,0.190400282716992,0.19902744644814357,0.20110230029764276,0.2037417237672085,0.20771651847964104,0.20975473613643397,0.2105570028130409,0.2159813586437474,0.21673179199426437,0.2172557510881201,0.21739302968488583,0.21831651720838904,0.21944238724042725,0.22146287473978574,0.22581453012091804,0.23342987870282875,0.23449201841537326,0.23497520523955223,0.23550846678705736,0.23553910440308365,0.23590549795111987,0.2364699671035807],"n_dims_used":45,"mean_confidence":0.9204376220703125},"coverage":{"mean_confidence":0.9204376220703125,"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}}