{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000716},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770000506","477:4770000011","499:4990001594","485:4850008638","473:4730002306","477:4770000718","477:4770000449","499:4990001976","485:4850007578","500:5000001983","477:4770003838","477:4770000046","500:5000001419","500:5000005535","500:5000002756","469:4690003175","473:4730000870","485:4850003180","478:4780007188","489:4890003615","477:4770001027","485:4850001114","469:4690006180","499:4990001515","500:5000002472"],"twin_admin_codes":[477,477,499,485,473,477,477,499,485,500,477,477,500,500,500,469,473,485,478,489,477,485,469,499,500],"twin_sims":[0.23995507804872074,0.23894234946342233,0.20904366221142437,0.18530915578930512,0.17536709728600577,0.17356655520628841,0.15545070182006243,0.15321648785732928,0.14593069004700096,0.14008306581324592,0.13969470925427863,0.13919861782997617,0.13868067142488286,0.1360002265783024,0.13352594087353117,0.1311080787142627,0.130780848119452,0.1302342959195211,0.12843691608778038,0.12558438982275422,0.12537612461942943,0.12477417549901784,0.12440515092632992,0.12381212931656495,0.1233251751877503],"twin_dists":[0.21943051209129985,0.2197553827670239,0.22978699598698585,0.23846948724072112,0.24233854106221586,0.24305580211051667,0.25058888577089344,0.25156144444025014,0.2548072235154323,0.2575001847859062,0.25768197252209785,0.2579147396236486,0.25815842280473805,0.25943050422600783,0.26062153228447055,0.26180153576496606,0.26196249244567243,0.26223200673759844,0.2631243920489104,0.2645602484016302,0.26466604645764097,0.26497258678834257,0.26516106706243864,0.26546484663116043,0.26571512095945243],"n_dims_used":45,"mean_confidence":0.9219021267361112},"coverage":{"mean_confidence":0.9219021267361112,"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}}