{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001551},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002747","490:4900004141","490:4900002748","490:4900001678","490:4900003308","490:4900007365","490:4900001835","490:4900004260","490:4900003697","490:4900001685","490:4900001553","490:4900004539","490:4900006392","490:4900003438","490:4900007123","490:4900006268","490:4900012706","490:4900006880","490:4900003981","490:4900007496","490:4900006393","490:4900001017","490:4900003840","490:4900004961","490:4900003983"],"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":[0.6276681285331078,0.5867524445996988,0.5820000775648745,0.49942438787893995,0.491890660417728,0.44203214963651744,0.41497852524736256,0.4060996937814353,0.398672479820099,0.39708252852431936,0.3411213602808716,0.3331658229489797,0.3253173181408699,0.3236616226210818,0.3159572760994704,0.315670290208548,0.31243173536799435,0.308342874394732,0.30811914534609647,0.29983922189624596,0.2923192598232417,0.2897579227571512,0.28827222323024254,0.2832637159298307,0.2829015632952668],"twin_dists":[0.12534653788785147,0.13411102398220046,0.1351299819888032,0.1530425294840439,0.1547086809569057,0.16595222159993614,0.17225181390149136,0.174356835215613,0.17613346522741802,0.17651573485966773,0.1904791645429168,0.19255748313167967,0.19463451968843748,0.19507620823124353,0.19714829761008115,0.19722602937852593,0.19810600489043925,0.19922449066268372,0.19928593531139507,0.20157833148084378,0.2036926151568595,0.2044200875771916,0.2048438141456812,0.2062819795669301,0.20638656105027536],"n_dims_used":45,"mean_confidence":0.9167277018229166},"coverage":{"mean_confidence":0.9167277018229166,"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}}