{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":498,"cluster_id":4980003820},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["498:4980003702","498:4980003589","484:4840008026","498:4980003644","484:4840001753","498:4980003640","484:4840001409","484:4840001845","498:4980004337","484:4840007213","498:4980004390","484:4840001410","484:4840007321","498:4980003639","498:4980003633","484:4840008088","484:4840001751","484:4840008151","498:4980003759","498:4980004439","498:4980003816","484:4840003358","484:4840006347","498:4980003762","484:4840008024"],"twin_admin_codes":[498,498,484,498,484,498,484,484,498,484,498,484,484,498,498,484,484,484,498,498,498,484,484,498,484],"twin_sims":[0.6771569928712802,0.647148852707192,0.6410634099144438,0.639208855081891,0.619266503753566,0.6071243793157481,0.5888991445762921,0.5818253869283734,0.5813624871934271,0.5533909942554576,0.5471149228325716,0.5388967232704124,0.5349494498769842,0.5345070222097945,0.5333559188037789,0.5143320341745836,0.5138103621464031,0.5047585982717171,0.5030900570864889,0.48022595871224794,0.4682896574702465,0.46613026925954554,0.45465077526829645,0.45235884385092734,0.4319710592795319],"twin_dists":[0.11468029570624523,0.12116377098141402,0.12247197255087407,0.1228703299531859,0.12714699833724932,0.12974735596476533,0.13365092420458252,0.1351674488698024,0.1352667337662768,0.14128177311839876,0.14263700549710476,0.1444156803270583,0.14527180112002774,0.14536783667035194,0.1456177763211449,0.1497657538778102,0.14988000063312826,0.1518670963852446,0.15223440501014956,0.15730353064877775,0.15997967057232143,0.16046623724815234,0.16306626892266823,0.16358819588684942,0.16827611191927266],"n_dims_used":45,"mean_confidence":0.9378858778211806},"coverage":{"mean_confidence":0.9378858778211806,"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}}