{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003967},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002255","490:4900009994","490:4900003272","490:4900002556","490:4900002850","490:4900003000","490:4900011419","490:4900002851","490:4900004111","490:4900004112","490:4900009047","494:4940008948","490:4900004378","490:4900002408","490:4900001525","490:4900009666","490:4900009688","490:4900003833","490:4900004929","490:4900009183","490:4900009986","490:4900002254","490:4900008950","490:4900007596","490:4900009051"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,494,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.17746486964826408,0.16698271123656616,0.15162597427232075,0.13771133851821207,0.12373955000854331,0.12117533630967178,0.09589823639944643,0.09052458224130376,0.08103588109263309,0.07450508708596913,0.07379257457168024,0.06871977772698946,0.06786159364752775,0.06268651485992753,0.05232425676856531,0.04324784387451001,0.043069102343223364,0.0427691306611922,0.04171052312849831,0.04139041254935596,0.04055985311813533,0.039594220842655875,0.03580854448732587,0.03456512130621786,0.03385067883968933],"twin_dists":[0.24150946518562022,0.2457247950423897,0.2522601541284483,0.258616307015253,0.26550210185305567,0.26682913153759485,0.2812295614869442,0.284667209735467,0.29115434195153383,0.2959820972180388,0.2965292046068652,0.3005531486489089,0.3012575861264544,0.3056666584331223,0.31547981785049517,0.32550639947044124,0.3257209378955611,0.32608267426702425,0.3273765565733957,0.3277732575986276,0.32881473527593397,0.3300484638317635,0.33514507115000897,0.3369190602692043,0.3379630744305857],"n_dims_used":45,"mean_confidence":0.9203545464409723},"coverage":{"mean_confidence":0.9203545464409723,"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}}