{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004424},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004070","484:4840005453","479:4790003839","489:4890005302","472:4720007314","498:4980003297","496:4960007483","472:4720005028","496:4960004547","469:4690007527","479:4790001657","472:4720004344","472:4720007321","468:4680001109","479:4790002254","479:4790006454","472:4720006290","479:4790000568","470:4700004143","472:4720004946","489:4890003753","478:4780001516","478:4780005520","498:4980002578","472:4720005386"],"twin_admin_codes":[489,484,479,489,472,498,496,472,496,469,479,472,472,468,479,479,472,479,470,472,489,478,478,498,472],"twin_sims":[0.42114548803860435,0.3777736435103536,0.34694573087726294,0.2979653962639099,0.2959704247587087,0.29544080282745344,0.2819124108664178,0.28017252171013624,0.2766274273985753,0.26989417405753263,0.26376706165455127,0.2473325390344573,0.2434138778907454,0.24247733353242615,0.2412553985797344,0.2392338034707886,0.23759781574935318,0.23619367553869042,0.2358328900896563,0.23201411647474832,0.22733790096446535,0.22627517699154254,0.224939540321497,0.22302518148972134,0.2224848494864635],"twin_dists":[0.17080118954644058,0.18121657556609702,0.18897402048622922,0.20210222278056375,0.20266211476953766,0.20281112702761653,0.2066726187472488,0.20717726362841563,0.20821142305367127,0.2101981840875062,0.21203289128331013,0.21709028785375284,0.21832763393409393,0.21862525448421719,0.21901468884402106,0.21966179634947097,0.22018808003462081,0.22064166774683,0.22075849868058112,0.22200234915643854,0.22354397404295503,0.22389724456449078,0.22434280167137577,0.22498449431079154,0.2251662772419054],"n_dims_used":45,"mean_confidence":0.9192635430230035},"coverage":{"mean_confidence":0.9192635430230035,"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}}