{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001984},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001645","489:4890001727","489:4890001813","489:4890002073","489:4890001811","489:4890002718","489:4890001655","489:4890001900","489:4890003493","489:4890002321","489:4890001730","489:4890001812","489:4890001648","489:4890001656","489:4890001657","489:4890002469","489:4890002233","489:4890002071","489:4890003301","489:4890001896","489:4890002074","489:4890003429","489:4890001899","489:4890001028","489:4890003562"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.9948072301149835,0.9598001889974401,0.9145877135516287,0.897935502812064,0.8814854688162057,0.8570625570944606,0.8478815231331669,0.8444473163825735,0.8362222345708993,0.8311207163825545,0.8272414485088957,0.7945719990736672,0.7939630393614844,0.7930111488005417,0.7842809539884041,0.7795851079539758,0.7703060919360802,0.7667361306210295,0.7651461803079184,0.7592915108057008,0.7580927447396864,0.7467957493480495,0.7388355574353684,0.7384510889811459,0.7343850713024235],"twin_dists":[0.013252670619877416,0.03720406635616295,0.05488081594141184,0.060264291362950494,0.06523443381940737,0.07213457894039654,0.0746104607328336,0.07552241729302964,0.07767772791060766,0.07899534487929345,0.07998806552883023,0.08807590875819996,0.08822261574258439,0.08845167694260947,0.09053806829865348,0.09165006423103529,0.09382788085588109,0.09465927014801756,0.09502844048316945,0.09638218429396571,0.09665830452780008,0.09924375057633664,0.10104867824415992,0.10113552556205736,0.10205222315887552],"n_dims_used":44,"mean_confidence":0.9120044708251953},"coverage":{"mean_confidence":0.9120044708251953,"n_dims_used":44,"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}}