{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000677},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940008315","494:4940007698","494:4940008316","490:4900000570","490:4900001018","494:4940008317","490:4900001046","490:4900000467","490:4900001020","494:4940008109","480:4800003960","480:4800004207","490:4900001180","494:4940007825","494:4940007801","494:4940007385","494:4940008314","494:4940008427","494:4940007818","480:4800003884","494:4940005213","494:4940008318","490:4900004287","494:4940008509","494:4940008224"],"twin_admin_codes":[494,494,494,490,490,494,490,490,490,494,480,480,490,494,494,494,494,494,494,480,494,494,490,494,494],"twin_sims":[0.5757229966760068,0.5749844903208425,0.5497493352258105,0.5245101595531805,0.5111587847980087,0.4587654089993752,0.45874912180175154,0.42937102047789394,0.40862096694520195,0.40203323128387075,0.3949359402627392,0.3927586446997748,0.3854668880844531,0.36257303802636404,0.3554782793976996,0.3516818506663901,0.34981408756683546,0.34716000392599455,0.3455725659154458,0.33801369428256406,0.3342810578918623,0.33314098987603125,0.3257240209025826,0.31515671104823034,0.30741233449621],"twin_dists":[0.13647684767632856,0.13663539388991403,0.14206783215945928,0.14754227422400434,0.15046114940005448,0.1621316699128051,0.16213536341448076,0.16888017446085743,0.1737570456578847,0.17532772261611895,0.17703295206058098,0.17755889613929673,0.17933028414753363,0.1849997535104656,0.18679284816152433,0.1877599146532463,0.1882376861825675,0.18891890408498319,0.1893276605357182,0.19128787019500976,0.1922645302051188,0.1925640124243327,0.19452621499405154,0.19736523521094082,0.1994802217646518],"n_dims_used":45,"mean_confidence":0.9140938652886285},"coverage":{"mean_confidence":0.9140938652886285,"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}}