{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990004124},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990003764","499:4990004125","467:4670000801","500:5000011324","472:4720002788","499:4990002661","499:4990003108","499:4990002665","472:4720000436","499:4990002802","499:4990000836","499:4990002415","499:4990004182","500:5000009382","499:4990001619","500:5000010454","500:5000011334","470:4700004143","500:5000010179","477:4770000152","499:4990004101","468:4680000061","496:4960006733","477:4770003945","472:4720002571"],"twin_admin_codes":[499,499,467,500,472,499,499,499,472,499,499,499,499,500,499,500,500,470,500,477,499,468,496,477,472],"twin_sims":[0.6156018740222428,0.46255718221961134,0.39826941533545496,0.38472970095862535,0.3676999247275019,0.3592577247648692,0.3568833176226648,0.35043545438603557,0.3420267060124085,0.3355283865922175,0.3340792716300035,0.33127916553624065,0.3301727059026727,0.32657331873950196,0.31666411558327656,0.30106543475391034,0.29903075251483296,0.29736061077380416,0.29448350310515786,0.29295856244276625,0.27191965264013496,0.27128060312584024,0.2702721457746128,0.26935335504702157,0.2691092644077682],"twin_dists":[0.1279319515464728,0.161273062964039,0.17623030735986359,0.17951024683777522,0.18371508018369911,0.18583539314974498,0.1864362982475586,0.18807859356923154,0.19024431057780386,0.19193750730146208,0.19231749650603044,0.1930542957017424,0.19334637954660025,0.19430028885563688,0.19695701631592985,0.20123653854047077,0.2018041304592112,0.20227172335510968,0.2030808694291114,0.2035116312436859,0.209597357065249,0.20978662218818153,0.210085853854401,0.21035908054245345,0.21043176423728616],"n_dims_used":45,"mean_confidence":0.9359155442979601},"coverage":{"mean_confidence":0.9359155442979601,"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}}