{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700001428},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700000651","488:4880006345","470:4700000768","470:4700001735","470:4700001148","470:4700001771","470:4700002051","470:4700002205","488:4880006260","470:4700002045","470:4700000770","488:4880005493","481:4810001903","481:4810001154","470:4700000766","488:4880005584","470:4700000362","481:4810000975","488:4880005208","470:4700000587","488:4880005687","488:4880005404","470:4700000547","481:4810001545","470:4700000644"],"twin_admin_codes":[470,488,470,470,470,470,470,470,488,470,470,488,481,481,470,488,470,481,488,470,488,488,470,481,470],"twin_sims":[0.8712569113689327,0.8608868425087594,0.8595673186548353,0.8107115839097856,0.7229807326675051,0.7153177729540504,0.7025949621437202,0.6930252743833359,0.6697994841095154,0.6661150211984538,0.6454929234799173,0.6428993842886819,0.6385763726770657,0.6256815207744395,0.620842040448627,0.6164339695486479,0.6005833869858876,0.5927594243456906,0.5855761493924972,0.585306560572318,0.5789042484159509,0.5778878600013292,0.5665245252657726,0.5578180844582942,0.5575336611211674],"twin_dists":[0.0681855614595965,0.07108589839022372,0.07144894373255131,0.08413680238815678,0.10460705993888302,0.10631135508399031,0.10912157825712675,0.11122122450704754,0.11627602557630382,0.11707346454051716,0.12151991931355836,0.12207746484783774,0.12300615545170052,0.12577239947249366,0.12680946438024598,0.12775373370496176,0.13114799867250834,0.1328237823294274,0.1343631816812297,0.134420976979219,0.1357940945075646,0.1360121930109533,0.13845313644796586,0.14032725098391577,0.14038854163337666],"n_dims_used":43,"mean_confidence":0.9141151960505995},"coverage":{"mean_confidence":0.9141151960505995,"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}}