{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008551},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007893","490:4900008784","490:4900008553","490:4900008661","490:4900008445","490:4900010566","490:4900010826","490:4900008664","490:4900008777","490:4900011689","490:4900008660","490:4900010225","490:4900008658","490:4900006187","490:4900008779","490:4900007999","490:4900009222","490:4900011217","490:4900011690","490:4900005035","490:4900010565","490:4900008775","490:4900008114","491:4910005568","490:4900011153"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490],"twin_sims":[0.22460946296878784,0.16927041783467253,0.14693217442823306,0.13006984534276403,0.052508741025477416,0.04545448360405136,0.03776127201411275,0.03693606056120438,0.0367672910873752,0.03471691927708394,0.02749334742133535,0.024436336763853306,0.020802498159123384,0.019889143896347817,0.0179767156998945,0.014254776105804964,0.01283928663688353,0.012601083190294913,0.011067203191802452,0.01055933740374789,0.009992960844029846,0.009239832247960407,0.00860096891517428,0.008221152099286835,0.008042936170648106],"twin_dists":[0.22445318347519863,0.24478896457452354,0.25435408199260046,0.2623132671620383,0.31529158412268005,0.32291738320342933,0.33246200893024624,0.33358114562689895,0.33381263600560745,0.3366996082609247,0.34819014412295896,0.35385419113223476,0.3614471239592681,0.36353635547259583,0.3681971689410676,0.37867548886340174,0.38330560183075385,0.38412879874439354,0.38978660256368397,0.3918141194862465,0.39418027392940963,0.39751911909079873,0.4005477596933153,0.4024451785337754,0.40336268758882043],"n_dims_used":45,"mean_confidence":0.8859269883897569},"coverage":{"mean_confidence":0.8859269883897569,"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}}