{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000283},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770000024","477:4770000614","477:4770000045","477:4770000239","477:4770000564","477:4770000025","477:4770000666","477:4770000657","477:4770000664","477:4770000665","477:4770000400","477:4770000330","477:4770000608","477:4770000162","477:4770000616","477:4770000512","477:4770000663","477:4770000560","477:4770001469","477:4770000510","477:4770000458","477:4770000401","477:4770000452","477:4770000515","477:4770000235"],"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":[0.8327641743608729,0.7863826476869534,0.772638668612623,0.7467075758866432,0.7282966878506527,0.6876259149458095,0.6802033680050056,0.6599590456003976,0.6370476464870246,0.6316406344305404,0.6023637410112933,0.5580679251201753,0.5388134755894338,0.5345375980239356,0.5046878135666757,0.49872718920013803,0.48816266690907856,0.4841129854188381,0.47882240628939954,0.4787174329097513,0.4771622152011533,0.473835875131116,0.46704947441292544,0.46686693203687435,0.46419921008870535],"twin_dists":[0.07857240775304405,0.09003811006187083,0.09328275712870804,0.09926381664589444,0.10341904291130032,0.11240114547793399,0.11401818080702104,0.11840358607148967,0.1233343860146612,0.12449465990080169,0.1307667504069713,0.14027341628598994,0.1444337232278343,0.14536119921713467,0.15188267209647127,0.15319641841699544,0.1555359199283483,0.15643671324071437,0.1576170721609079,0.157640534128962,0.15798832592849768,0.15873343278012145,0.16025902195400968,0.16030016108947712,0.1609020140792849],"n_dims_used":45,"mean_confidence":0.9200206332736545},"coverage":{"mean_confidence":0.9200206332736545,"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}}