{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010934},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010844","490:4900010930","490:4900011004","490:4900011375","490:4900010931","490:4900010770","490:4900010925","490:4900011159","490:4900011090","490:4900010766","490:4900011376","490:4900010590","490:4900010760","490:4900010843","490:4900011374","490:4900011007","490:4900011232","490:4900010425","490:4900010593","490:4900011234","490:4900011085","490:4900011245","490:4900011009","490:4900011162","490:4900011515"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.3350907916124893,0.30582659018626673,0.249772452413689,0.19652487719847325,0.17400503003004497,0.1623909456949132,0.1584503746582616,0.15793202141927948,0.15775879531627832,0.1436047322931166,0.13294019699166598,0.13138458326846084,0.12822683725872175,0.1277256794375081,0.12201024555810198,0.11928954501553385,0.11632600982102743,0.11362929782118271,0.11305308129080689,0.11099083660848838,0.11084774747156866,0.11044929330382568,0.10428857483374317,0.10185744305135414,0.10161268871558025],"twin_dists":[0.1920521600759701,0.19991704628625975,0.21632621986098563,0.23427617055671543,0.2428806445702238,0.24763142343987152,0.2492990651358739,0.2495206693174875,0.24959484440114757,0.2558686058184729,0.2609059109097908,0.2616657658934022,0.2632293095278204,0.263480123802645,0.26639472007971315,0.2678188021217693,0.269398546030621,0.27086313095987524,0.2711795357842238,0.2723222194834353,0.2724021109786981,0.27262500212248286,0.2761531985387234,0.2775901854729721,0.2777363322386204],"n_dims_used":45,"mean_confidence":0.8936233520507812},"coverage":{"mean_confidence":0.8936233520507812,"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}}