{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700002237},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700001761","470:4700002736","470:4700000312","470:4700002391","470:4700001762","470:4700000781","470:4700000785","470:4700001919","470:4700000255","470:4700000387","470:4700000902","470:4700001911","470:4700001609","470:4700000441","470:4700000268","470:4700002913","470:4700000461","470:4700000774","470:4700002073","470:4700000236","470:4700001311","470:4700002392","470:4700000448","470:4700001160","481:4810001084"],"twin_admin_codes":[470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,481],"twin_sims":[0.9176319024621715,0.8772887604933195,0.8723377519342047,0.8635560485757902,0.8390341453518084,0.8116241536787402,0.7713840959482583,0.7686177021765133,0.764316833781316,0.7563119759921452,0.7485201797743855,0.736713123176957,0.7297833905618487,0.7280532420290947,0.7132463178479608,0.7106801227434707,0.6886832878285429,0.6776689645376269,0.6715854940888512,0.6707551850259095,0.6629009286824745,0.6543997716833847,0.652842266539103,0.6415703207768447,0.6413222241510418],"twin_dists":[0.053849836128258034,0.06645693667781825,0.06787817732806016,0.07034750239376451,0.07694531815039182,0.08391096266595251,0.09357614092045952,0.09422151386736699,0.09522074167618051,0.0970678340664543,0.09885097209416743,0.1015277491318485,0.10308590801884734,0.10347355581532883,0.10677048685048647,0.10733839172277411,0.11217032978562695,0.11456908106670478,0.11588908754028138,0.11606900579745694,0.11776826714321195,0.11960260530296649,0.11993818979775603,0.12236306372377342,0.12241636815858653],"n_dims_used":43,"mean_confidence":0.912323885185774},"coverage":{"mean_confidence":0.912323885185774,"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}}