{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003446},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004550","490:4900003858","490:4900003991","490:4900003321","490:4900004544","490:4900004143","490:4900002886","490:4900004283","490:4900001985","490:4900002297","490:4900001986","490:4900002737","490:4900002138","490:4900003445","490:4900003575","470:4700004501","490:4900003725","490:4900004130","490:4900002595","490:4900005101","490:4900002898","490:4900004136","494:4940006109","490:4900004407","490:4900003069"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,470,490,490,490,490,490,490,494,490,490],"twin_sims":[0.7187178898117524,0.6979787699141288,0.6724011078256364,0.6149047583043101,0.578201630119067,0.46456548600471753,0.4471737983214658,0.44086286813418646,0.4149370093404935,0.39901368689526545,0.3853778489298906,0.3827659211144971,0.370863321443854,0.3705132890867965,0.3648164614222945,0.35935489562799383,0.2990101807573968,0.2897914902106373,0.2869096347559396,0.28204995116071757,0.2804688585229612,0.2794089964216364,0.2737718895317541,0.2699181376139401,0.23422962599001562],"twin_dists":[0.10555630158260434,0.1101358000731709,0.11571229815904878,0.12808125377117618,0.1359448600837366,0.16081930931580832,0.1647725916674334,0.1662212220718318,0.17226161065473763,0.17605152015553824,0.1793520117526969,0.179990450850816,0.18292688434806437,0.18301393382645012,0.18443648719315614,0.18581084497730307,0.20180988064575597,0.2044105290231978,0.20523357857330726,0.2066328065254822,0.20709117885735948,0.207399320004704,0.20905032855185743,0.21019105942043584,0.22127909322236256],"n_dims_used":45,"mean_confidence":0.9210137261284722},"coverage":{"mean_confidence":0.9210137261284722,"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}}