{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800004200},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800004284","493:4930000145","480:4800004282","480:4800004203","480:4800004204","480:4800004713","493:4930000179","480:4800003680","480:4800003550","480:4800004122","480:4800003896","480:4800005232","478:4780007619","480:4800003894","490:4900000949","480:4800004629","490:4900000251","490:4900000398","490:4900000519","490:4900002655","480:4800003545","480:4800005233","480:4800003681","480:4800005060","493:4930006186"],"twin_admin_codes":[480,493,480,480,480,480,493,480,480,480,480,480,478,480,490,480,490,490,490,490,480,480,480,480,493],"twin_sims":[0.5431504269239049,0.35709221340573943,0.32927237484920524,0.3107762368340624,0.2559205848782601,0.23174983230267726,0.22751435472334344,0.2214758704235299,0.19735799875012514,0.19345443088617176,0.18331707831497077,0.17670311847380665,0.1764646731051398,0.17577952615682096,0.17065127064882163,0.1339421644903765,0.12850504157355822,0.12479186855924192,0.12337325840622261,0.11907233575549502,0.11695674401998236,0.11627037536596474,0.10734647631542216,0.10359355616217177,0.09995824107643224],"twin_dists":[0.1434944376727267,0.18638334955397995,0.1935844460099728,0.19855784198867604,0.21442180293631752,0.22208892757665266,0.2234854233306512,0.22550651671504662,0.23397139925633165,0.23540719352218104,0.23923275096193333,0.24180971182425778,0.24190388500869553,0.24217498654678274,0.2442284921837307,0.2604200251680609,0.26309039672153656,0.2649635606579941,0.2656903747442554,0.26793356072173047,0.2690597639709021,0.2694284961933046,0.2743823212969784,0.2765613184111618,0.27873151418519126],"n_dims_used":43,"mean_confidence":0.9214530767396439},"coverage":{"mean_confidence":0.9214530767396439,"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}}