{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003609},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004163","490:4900003881","490:4900004578","490:4900001993","490:4900002768","490:4900004442","490:4900003749","490:4900001841","490:4900003340","490:4900001846","490:4900003589","487:4870002292","487:4870008392","490:4900003200","490:4900003467","490:4900002299","487:4870008540","490:4900003727","490:4900002927","490:4900004434","490:4900002760","490:4900003223","490:4900002601","487:4870008391","490:4900001042"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,487,487,490,490,490,487,490,490,490,490,490,490,487,490],"twin_sims":[0.6385591843322092,0.6143486110785374,0.5824609443057208,0.5219324830269436,0.4886172894455659,0.44357057798201927,0.41576460486318584,0.4072716146480374,0.3826768297199902,0.37907951294664116,0.37904987630233256,0.37041694597618346,0.3663166552110417,0.3655023342049148,0.352169383546354,0.34637790217457626,0.33890779815240935,0.3353424370778128,0.3238113071816412,0.3088481122835074,0.30643918658309327,0.30609634528939567,0.30419772611206264,0.2974366385665697,0.2949666179111087],"twin_dists":[0.12300984642913006,0.12820036113951486,0.1350311414135084,0.14810441944545943,0.1554349383291501,0.16559871608978163,0.17206639773606036,0.174077840450949,0.18001226433059822,0.1808950957416102,0.1809023857468376,0.18303790053779884,0.18406080128609623,0.18426463129278148,0.18763542251877743,0.18912016722107367,0.19105479028075453,0.1919862173865538,0.19503622542338084,0.19908582703407282,0.19974813994208832,0.19984264479354652,0.200367114154634,0.2022504042567161,0.20294467551254808],"n_dims_used":45,"mean_confidence":0.9163153754340277},"coverage":{"mean_confidence":0.9163153754340277,"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}}