{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700007557},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002422","469:4690000068","479:4790000135","479:4790002629","479:4790001887","470:4700005880","479:4790001338","500:5000001971","485:4850004355","489:4890003163","470:4700005293","489:4890002003","466:4660009926","470:4700008506","496:4960009053","481:4810001652","470:4700005372","470:4700006664","500:5000006251","469:4690002079","470:4700005578","485:4850004808","485:4850004484","489:4890001763","485:4850004209"],"twin_admin_codes":[489,469,479,479,479,470,479,500,485,489,470,489,466,470,496,481,470,470,500,469,470,485,485,489,485],"twin_sims":[0.3133671912530247,0.29896022666683564,0.2510187861870791,0.2325086678031307,0.2273227884637277,0.17441620089422133,0.17144142963436482,0.15601894471325278,0.14776700502855258,0.13660032807105466,0.13610440365963355,0.13518714070279753,0.1341552957812894,0.1221481028549983,0.12169228302490157,0.1202656848876628,0.12022815920893683,0.11987231491226642,0.11978466271241926,0.11886539246886925,0.11830483976065845,0.11566811982212842,0.11335570598832452,0.11312154104407215,0.10970568168159252],"twin_dists":[0.19785129362579484,0.20182384470244305,0.21593776803614187,0.22184051023977183,0.2235489900573855,0.24271668026177837,0.24390923788426516,0.25034316173975296,0.2539780881931464,0.25914408964659214,0.25938071508890387,0.2598200862842358,0.26031702360548037,0.2663232097804408,0.26655989101157246,0.26730503988124305,0.26732473139665996,0.2675116936855055,0.26755781166212417,0.26804304455405403,0.26834034081800406,0.26975341983585976,0.2710132077973359,0.27114187907206616,0.2730426389613935],"n_dims_used":43,"mean_confidence":0.9072295787722565},"coverage":{"mean_confidence":0.9072295787722565,"n_dims_used":43,"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}}