{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":498,"cluster_id":4980004974},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["498:4980005433","498:4980005072","484:4840006157","484:4840004892","484:4840005931","484:4840006062","468:4680007703","498:4980005441","489:4890003767","468:4680007824","468:4680008501","468:4680001387","498:4980004893","468:4680004473","468:4680009464","468:4680001383","498:4980004381","498:4980005352","498:4980004696","484:4840003453","498:4980005018","484:4840006177","498:4980003621","498:4980002715","468:4680000825"],"twin_admin_codes":[498,498,484,484,484,484,468,498,489,468,468,468,498,468,468,468,498,498,498,484,498,484,498,498,468],"twin_sims":[0.4763649337480695,0.340908706194813,0.33684181345860226,0.335965885220759,0.32508321120205946,0.32367166615842463,0.29490147947312356,0.29435894737995005,0.28784107387872876,0.27990450062761474,0.2790376281547199,0.25974954276087997,0.2526452197878172,0.2505202716675047,0.24755698684269606,0.24566875709125036,0.23773828113817197,0.235732022061604,0.23458852862591376,0.23375570325962322,0.23069903992146792,0.2229437994539474,0.22153398863797377,0.2153165200480793,0.20900158350370418],"twin_dists":[0.15816676345972303,0.19053437705380882,0.1915938664561826,0.19182296078305372,0.19469689628189873,0.19507352514194645,0.20296303086890075,0.20311600408440791,0.20496702363662242,0.20725517039527577,0.20750745850394944,0.21325038120609124,0.21543269496834752,0.21609299465828025,0.21701979989372788,0.21761408565175153,0.22014280100801664,0.22079118305385378,0.22116235201164516,0.22143342712127975,0.2224338072861234,0.22501185472041024,0.22548689050852702,0.2276063745829485,0.2298017726844968],"n_dims_used":45,"mean_confidence":0.9261462741427952},"coverage":{"mean_confidence":0.9261462741427952,"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}}