{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001567},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940008855","494:4940008654","466:4660011701","494:4940008207","486:4860002303","480:4800003874","494:4940007853","490:4900002323","469:4690001704","480:4800003732","496:4960008023","490:4900005127","487:4870003800","493:4930007124","487:4870005002","490:4900006504","466:4660013568","490:4900007589","487:4870011216","486:4860002451","490:4900009707","473:4730001322","470:4700001022","469:4690002076","487:4870001655"],"twin_admin_codes":[494,494,466,494,486,480,494,490,469,480,496,490,487,493,487,490,466,490,487,486,490,473,470,469,487],"twin_sims":[0.00018024285833733057,0.00012641104705079576,0.000045557736352204544,0.00003650914278081341,0.000014591652157858129,0.000007892774043352167,0.000007055470124700564,0.000003072453743522249,0.000002283885015203004,0.000002210319613983895,0.0000012337310079154447,5.597760932830999e-7,4.734538002679967e-7,3.583266760666445e-7,7.920073466847034e-8,7.087282785417829e-8,7.068386908683268e-8,5.5415272665718356e-8,4.27293636286175e-8,4.1789426038992726e-8,3.96463827591704e-8,3.263828458295422e-8,2.9276758530107858e-8,2.7105765756848978e-8,2.6875953369553427e-8],"twin_dists":[0.5392905872281804,0.5502747445528656,0.5807155869839208,0.5871116318345238,0.6128936806402627,0.6295782254725267,0.632575614766863,0.6543672666120044,0.6619684300025938,0.662802162179718,0.6774785991047609,0.6968762675731404,0.7009183377466844,0.7075912197064259,0.7427022253340869,0.7452210920089666,0.7452815163368083,0.7507691413149052,0.7565872669853704,0.7570829911162115,0.7582549543712539,0.7625696369328345,0.7649700321610793,0.76666702671319,0.7668543307776359],"n_dims_used":43,"mean_confidence":0.8945644289948219},"coverage":{"mean_confidence":0.8945644289948219,"n_dims_used":43,"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}}