{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004542},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007133","490:4900007251","466:4660004613","490:4900003567","494:4940008961","490:4900007738","490:4900004279","490:4900004438","490:4900006877","490:4900007373","490:4900001830","494:4940006398","490:4900004167","490:4900005929","466:4660008406","490:4900004821","470:4700003981","496:4960008685","490:4900001826","490:4900007255","490:4900000661","494:4940003925","466:4660004598","494:4940003828","490:4900002128"],"twin_admin_codes":[490,490,466,490,494,490,490,490,490,490,490,494,490,490,466,490,470,496,490,490,490,494,466,494,490],"twin_sims":[0.23850537316572512,0.20770681810980002,0.14979734026724534,0.1241078884723715,0.11597185335044047,0.11196448033165132,0.1021059891024082,0.0951341200775892,0.08533846452501885,0.08258024625562269,0.08169394118826416,0.07831123842582517,0.0766251692082032,0.07654159701731433,0.07502643697215412,0.07486928467304392,0.07161442809722672,0.07089735912720284,0.0700736888597093,0.0700702532032003,0.06867184939568322,0.06865500125614843,0.06824094083814598,0.06796052489923707,0.06419526188613603],"twin_dists":[0.2198958359475424,0.2302574466009575,0.253070158963364,0.2653132039207942,0.26958939021989303,0.2717807030752889,0.2774420550566045,0.2817089653960639,0.28814170426956326,0.2900585977159905,0.2906854151411304,0.2931289997519306,0.29437877846983834,0.29444129895808363,0.295584445958176,0.2957040759012109,0.29822862865351946,0.2987972567703018,0.29945620434951997,0.2994589660576454,0.3005923012102586,0.3006060697023964,0.30094531155090576,0.3011760102815641,0.30435142566791323],"n_dims_used":45,"mean_confidence":0.9234552171495226},"coverage":{"mean_confidence":0.9234552171495226,"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}}