{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770002184},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770002120","477:4770001932","477:4770002063","477:4770003347","477:4770003432","477:4770001809","477:4770002125","477:4770002238","477:4770001941","477:4770002255","477:4770001944","477:4770001925","477:4770002397","477:4770001880","477:4770003274","477:4770002177","477:4770002134","477:4770002003","477:4770002590","477:4770003362","477:4770002197","477:4770002799","477:4770002728","477:4770003507","477:4770002396"],"twin_admin_codes":[477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477],"twin_sims":[0.9247944864585885,0.9153618725075159,0.8590601867320893,0.8084510336360413,0.7780281156723793,0.7657751599584245,0.762542285435502,0.754584552140156,0.7075544652892688,0.6856870852185544,0.6782892307370517,0.6729554637725361,0.6672151470568235,0.6609057962714653,0.6511762093049793,0.6502520130435895,0.6440508465512786,0.632818034296785,0.6195866960774643,0.6188198723467833,0.6146223797712693,0.6123601029511333,0.6048307885168889,0.5977645519862511,0.5966592732134073],"twin_dists":[0.05135669564841481,0.054620152114022456,0.07158813060259947,0.08469473031981094,0.09201726429924033,0.09488247791638046,0.09563160676354235,0.09746436818263576,0.10802882560937131,0.11282406828206307,0.11443430970503991,0.11559210628357698,0.11683547074388267,0.11819919347685574,0.12029701046503112,0.12049598975898523,0.12182996740143057,0.12424208673754818,0.12707840533420847,0.1272426751146701,0.12814172978617422,0.12862620857169593,0.1302384762841892,0.13175167640582217,0.13198840190903724],"n_dims_used":45,"mean_confidence":0.9229110717773438},"coverage":{"mean_confidence":0.9229110717773438,"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}}