{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001879},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001647","480:4800001937","480:4800001984","480:4800002144","480:4800001985","480:4800001760","480:4800001818","480:4800001309","480:4800001819","480:4800001475","480:4800001649","480:4800001368","480:4800001878","480:4800001593","480:4800002423","480:4800001877","480:4800001702","480:4800002432","480:4800002384","466:4660006808","487:4870003764","480:4800002481","500:5000009047","480:4800001866","480:4800002101"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,466,487,480,500,480,480],"twin_sims":[0.6371444004986139,0.546096331004878,0.44801322060903565,0.3053629475255437,0.3022569400083403,0.24800534343150493,0.22575581320202276,0.20365616966521752,0.17571813948748283,0.1597250396271068,0.14925475702934973,0.14449601619268923,0.14130367583473302,0.12995148686526642,0.12975752838809212,0.12767443361829395,0.1195283732184972,0.11780491064614655,0.11635239797190224,0.09919215550692857,0.098952931434707,0.09690283345746821,0.09547886295702622,0.09038867167949502,0.0810744770614706],"twin_dists":[0.12331361469087869,0.1428572000669467,0.16458049811464287,0.20004501283269496,0.20090519719597846,0.21687911595882878,0.22407029184921434,0.23169565946187248,0.242199312967953,0.24875636271145948,0.25331189943812304,0.25546039894290123,0.2569312582341189,0.2623717999756136,0.26246780697643735,0.26350581273285373,0.2676928058653308,0.26860639594523433,0.2693843441203285,0.27919670122525325,0.27934254092910643,0.28060383213468965,0.28149230109454915,0.2847562231073752,0.29112675484308154],"n_dims_used":43,"mean_confidence":0.9129360110260719},"coverage":{"mean_confidence":0.9129360110260719,"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}}