{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001750},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001695","480:4800001870","480:4800001639","480:4800002329","480:4800001637","480:4800002466","480:4800001811","480:4800001697","480:4800002086","480:4800001869","480:4800001805","480:4800002187","480:4800002032","480:4800002283","480:4800002327","480:4800001291","480:4800002192","480:4800002463","480:4800002509","480:4800002510","480:4800002419","480:4800002409","480:4800001365","480:4800002363","480:4800001813"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.9647959752360993,0.9079174793084545,0.8666638315432559,0.8039630410333832,0.8022190076716296,0.793343934761615,0.7814075581044224,0.7757296579617582,0.7684900145154628,0.7654304926965264,0.7597711660841793,0.7561226003107311,0.7507464937189025,0.7162816267599087,0.7135673293942327,0.7088037248939414,0.6950826542971583,0.6873737663245063,0.6829148357408369,0.6754423473694369,0.6564092772157843,0.6558813529686452,0.6485060330575289,0.6474913446406891,0.6306841270120892],"twin_dists":[0.034770786245179715,0.05708623784345024,0.06948081515311576,0.08579622653427119,0.08622211230041671,0.08837163220814716,0.09121931780886378,0.09255800330317236,0.09425125131642798,0.09496247518244604,0.09627160248682703,0.09711134041617922,0.09834290379419876,0.10609749743145407,0.1066993778596963,0.10775303945906667,0.11077075855441412,0.11245616979586068,0.11342811518723027,0.11505259303133604,0.11916941935798962,0.11928324683389108,0.12087177497191745,0.12109009291141055,0.12469981702162687],"n_dims_used":42,"mean_confidence":0.9107755025227865},"coverage":{"mean_confidence":0.9107755025227865,"n_dims_used":42,"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}}