{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001095},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900013268","487:4870011790","487:4870011700","487:4870001293","487:4870011571","466:4660003512","478:4780004278","479:4790002968","466:4660005662","487:4870011445","487:4870010200","490:4900013235","490:4900006507","489:4890005399","486:4860000511","490:4900013234","490:4900007261","470:4700001561","470:4700004614","490:4900012826","499:4990003556","490:4900013236","490:4900005384","496:4960010347","470:4700006094"],"twin_admin_codes":[490,487,487,487,487,466,478,479,466,487,487,490,490,489,486,490,490,470,470,490,499,490,490,496,470],"twin_sims":[0.005219408618357633,0.005011823122335306,0.003914584038594662,0.0036421586019809733,0.002497932604389308,0.0024194788183978674,0.0014806954117765547,0.0008568560142860287,0.0007209076700531914,0.0005728773192975183,0.00030205720801230643,0.00015665106219803427,0.0001352072219779909,0.00011272605480345862,0.0001094681169162781,0.0001087680751450193,0.00009534676969233141,0.00009062157102970807,0.00008495828090601708,0.0000827652368267249,0.00007258380540640595,0.00007086884386821916,0.00006969901488452764,0.00006601311520181768,0.00006060926612157039],"twin_dists":[0.42105666016703075,0.422679328640926,0.432427289286198,0.43523181759095425,0.4496093378804421,0.45080492033536845,0.46881788080176606,0.48810145310328446,0.4940354306878226,0.5018212705570997,0.5228926256689546,0.5436605533386341,0.5482088715555304,0.5537757364668828,0.5546682918607686,0.5548633511603756,0.5588525026076808,0.560384507538747,0.5623235425739331,0.5631074539397795,0.5670257863264786,0.5677366220501429,0.5682309192335571,0.5698414516376475,0.5723638873315924],"n_dims_used":45,"mean_confidence":0.9093907674153646},"coverage":{"mean_confidence":0.9093907674153646,"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}}