{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000512},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000000296","500:5000000167","500:5000000250","500:5000000287","500:5000000294","500:5000000401","500:5000000198","485:4850006921","500:5000000295","500:5000000549","500:5000000292","500:5000000455","500:5000000446","485:4850007595","500:5000000061","485:4850007135","485:4850007001","500:5000000199","500:5000000441","500:5000000157","485:4850006904","500:5000000243","500:5000000563","485:4850006997","500:5000000080"],"twin_admin_codes":[500,500,500,500,500,500,500,485,500,500,500,500,500,485,500,485,485,500,500,500,485,500,500,485,500],"twin_sims":[0.9359670537318151,0.9265256762693315,0.8946747469552419,0.8677513833664873,0.8671257295935231,0.8472972124054502,0.846039052759551,0.8279597585498727,0.8170370684791592,0.815644818515347,0.8094006425506414,0.7983171856283438,0.7852665350134753,0.7835865417698269,0.7833610540060965,0.7821898871060449,0.7790228505230284,0.7692633183777581,0.7638875350290131,0.7624584202290441,0.7618891848668566,0.7605667715898868,0.7518240448124686,0.7505300210080704,0.7496876237623968],"twin_dists":[0.047248260701457184,0.0507387295015273,0.061274072340789756,0.06917569959940381,0.06935134568738635,0.07476614813387425,0.07510064718096812,0.07980482928132296,0.08256398363661004,0.08291167133146661,0.08446061594274401,0.0871707041775123,0.09030379292150362,0.09070294497633885,0.09075645026785215,0.09103409411946935,0.09178275141723469,0.09407108674824934,0.09532021291980992,0.09565100418351115,0.09578261674711722,0.09608805375932741,0.09809659384991935,0.09839235398286529,0.09858468741798723],"n_dims_used":45,"mean_confidence":0.9208585951063368},"coverage":{"mean_confidence":0.9208585951063368,"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}}