{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001014},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002298","487:4870000756","490:4900002743","487:4870001290","490:4900003458","490:4900001994","490:4900003592","490:4900003855","487:4870001574","494:4940006222","494:4940004052","490:4900002321","487:4870001197","490:4900003597","487:4870001012","490:4900003582","490:4900003337","490:4900004009","487:4870001008","487:4870002194","487:4870001281","490:4900004294","490:4900003068","490:4900003721","490:4900004439"],"twin_admin_codes":[490,487,490,487,490,490,490,490,487,494,494,490,487,490,487,490,490,490,487,487,487,490,490,490,490],"twin_sims":[0.26659698596439635,0.21798107609270753,0.20344393437088162,0.19533430164212054,0.18478870386520704,0.1845572816262088,0.18160344951902097,0.17992306487630588,0.17399536506784588,0.17196537866231498,0.16753422958328887,0.1643798130906393,0.16173272079263415,0.15939920594756973,0.15865361573400852,0.14809008990279338,0.1477596295959161,0.14657354146965398,0.14603012094172496,0.1454440259855079,0.14533010026554802,0.1448884083505224,0.14088103510257546,0.14022074750165792,0.1400686801887619],"twin_dists":[0.21118224039157968,0.22669308286428141,0.23177155305272057,0.23471326259922487,0.23866833841853421,0.23875688546672516,0.23989402107474103,0.24054675997675257,0.24288450203310114,0.24369812346110845,0.2454983456773433,0.2468008675513445,0.24790792252776914,0.2488947891331483,0.24921232053780196,0.2538329972456746,0.2539814030858569,0.2545160892765003,0.2547621313403594,0.2550282556642929,0.25508007732304344,0.2552812757507229,0.2571278352928822,0.2574358269205759,0.25750691191646374],"n_dims_used":43,"mean_confidence":0.9126703129258267},"coverage":{"mean_confidence":0.9126703129258267,"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}}