{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008253},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007811","490:4900007924","490:4900007926","490:4900008252","490:4900007813","490:4900008363","490:4900008249","490:4900008035","490:4900007810","490:4900008141","490:4900008250","490:4900008138","490:4900007918","490:4900008142","490:4900007567","490:4900007685","490:4900007920","490:4900007806","490:4900008030","490:4900008140","490:4900007686","490:4900008032","490:4900005722","490:4900005593","490:4900005588"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.20165505394079072,0.042147710297696685,0.006303640206762816,0.00443025603809766,0.003378001936719369,0.002243837511168068,0.0009338320411686415,0.0008896892386326842,0.0007180239653650646,0.0004687490166356392,0.00030784760959294024,0.00021896939588071984,0.0001241148927734844,0.00011192743196335655,0.00010570219237872844,0.00004821125257722558,0.00004567629731712299,0.000038852488539304985,0.00003056547975478315,0.000023281887589863064,0.000018535272241939117,0.000015076728978369989,0.000014809569505728327,0.000012055902634343536,0.000005331021253472891],"twin_dists":[0.23241341198812182,0.32683889063771526,0.4134265406302891,0.4275730821816406,0.43814004333507545,0.45361600778538425,0.48511950895843053,0.4868002901307968,0.49417225732691156,0.5085193409668952,0.5222797400450953,0.5331684981620044,0.5508363574440835,0.5539922521028743,0.5557318513680856,0.5790689082853883,0.5806400903602981,0.5853216622486311,0.5921946029438411,0.5998974086552893,0.6062742228437223,0.6119930076386663,0.6124855759926945,0.6181249621230249,0.640005021038327],"n_dims_used":45,"mean_confidence":0.8897429572211372},"coverage":{"mean_confidence":0.8897429572211372,"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}}