{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001740},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002188","490:4900002180","490:4900001093","490:4900004032","490:4900001450","490:4900002203","490:4900001193","490:4900001882","490:4900001060","490:4900003898","490:4900003893","490:4900002341","490:4900004184","490:4900000274","490:4900000521","496:4960009380","490:4900000955","490:4900001883","490:4900000517","496:4960006105","490:4900000619","490:4900002499","490:4900000623","490:4900002195","490:4900000503"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,496,490,490,490,496,490,490,490,490,490],"twin_sims":[0.7793500998082629,0.7174461256738112,0.716324420129317,0.6909975241352736,0.6876329958015394,0.6733713958642074,0.6498951426325097,0.6390571461596305,0.6290119431261598,0.6252001259520241,0.6193770919609025,0.5941115533796175,0.5851288097897679,0.583873685241945,0.5745791233634154,0.5498330278090088,0.5444640936872515,0.5411439306220953,0.5257493937778361,0.5254268360677892,0.5226025323203671,0.5209141781611588,0.5155253599008065,0.5151355731242723,0.5078674944700675],"twin_dists":[0.09170553553297789,0.10583892955621034,0.10608799922312578,0.11166472746089859,0.11239960018359207,0.11550190952764065,0.1205728116010973,0.1229029108455179,0.12505841380435093,0.12587558040560848,0.1271233078226014,0.13253412103140438,0.13445908471729848,0.1347281915395304,0.1367224284085939,0.14204975755632906,0.14321019885150654,0.14392882528307177,0.14727224188391091,0.14734251433427784,0.14795823274353154,0.1483266692749651,0.1495045219797224,0.14958983410741722,0.15118357689487802],"n_dims_used":45,"mean_confidence":0.9172375996907552},"coverage":{"mean_confidence":0.9172375996907552,"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}}