{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003204},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003124","479:4790000172","489:4890003458","489:4890003322","470:4700007272","489:4890001838","470:4700007464","489:4890003351","489:4890002913","489:4890003205","489:4890003135","489:4890002000","470:4700007549","479:4790000103","489:4890003335","479:4790000134","489:4890003207","489:4890002158","489:4890003240","489:4890003007","489:4890003052","489:4890002802","489:4890001929","489:4890003040","470:4700007467"],"twin_admin_codes":[489,479,489,489,470,489,470,489,489,489,489,489,470,479,489,479,489,489,489,489,489,489,489,489,470],"twin_sims":[0.5551668310753688,0.5291717627852656,0.5248079871746977,0.5217703770454354,0.5204068341539807,0.5135598333647026,0.4966300750052388,0.4914617553252496,0.48974259750041615,0.4882058754640768,0.4844887680626396,0.4830119737828065,0.47597965706610773,0.46517444785499756,0.4519885906005498,0.4468933535471298,0.44213835526824197,0.4401864613513515,0.43853919357978566,0.4335608101390976,0.4296127387091038,0.4185455263757512,0.41277368532322695,0.4113709372978463,0.40800756728627513],"twin_dists":[0.1408987493487768,0.14652722685593825,0.14747736378309742,0.14813979310396702,0.1484374372582554,0.14993487697793895,0.15365966974339426,0.1548037593023449,0.15518510453176323,0.1555263211414176,0.1563530284237416,0.15668201922229727,0.15825302608588818,0.16068185645133717,0.1636726026587141,0.16483679910441207,0.1659278020251881,0.16637696044226852,0.166756625534269,0.167907492978259,0.1688239538214987,0.1714116537534173,0.17277269126494618,0.1731047096653293,0.17390281701276866],"n_dims_used":45,"mean_confidence":0.9139440748426649},"coverage":{"mean_confidence":0.9139440748426649,"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}}