{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":498,"cluster_id":4980003082},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["498:4980003023","498:4980002467","498:4980003135","498:4980003509","498:4980002398","498:4980003133","498:4980002754","498:4980002315","498:4980002895","498:4980002885","498:4980002629","498:4980002550","500:5000007762","498:4980003134","498:4980003250","498:4980002755","498:4980003205","498:4980002546","498:4980003207","498:4980002235","498:4980002753","498:4980003145","498:4980002684","498:4980002470","498:4980002555"],"twin_admin_codes":[498,498,498,498,498,498,498,498,498,498,498,498,500,498,498,498,498,498,498,498,498,498,498,498,498],"twin_sims":[0.776265343110483,0.6856331181860589,0.6349225436540389,0.5228848122929259,0.4215648374086242,0.41538671108756176,0.39535484044161334,0.3880891469154838,0.38738223522128945,0.38268908489599435,0.3675733005725976,0.35049811233052747,0.34061553120355914,0.30361160379820645,0.2903635018016523,0.28885919421097417,0.28874183202049486,0.28024390735523214,0.27713455484292193,0.2701972729492514,0.26566029454282275,0.24425556879546176,0.23981367363914596,0.23905232573427873,0.2330604237650998],"twin_dists":[0.09243211700751966,0.11283583466424067,0.12379052226011504,0.14789665975616073,0.1707028768699117,0.17215551438402082,0.1769319172122959,0.17869145646773682,0.1788634707182791,0.1800092635817463,0.18374670028967569,0.18806255904349214,0.19061052587933938,0.20052940589778542,0.20424774629523812,0.20467625252200783,0.2047097394232894,0.20715652130657022,0.20806299292556707,0.2101080977570631,0.21146317607207601,0.2180607871439065,0.21947581925183302,0.21972006046423592,0.22166021824512427],"n_dims_used":45,"mean_confidence":0.9268847147623698},"coverage":{"mean_confidence":0.9268847147623698,"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}}