{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004330},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003992","489:4890004164","489:4890003867","489:4890003807","489:4890004381","489:4890003927","489:4890004431","489:4890003868","489:4890003946","489:4890004007","489:4890003674","489:4890003675","489:4890003930","489:4890004429","489:4890003617","489:4890003923","489:4890003931","489:4890004280","489:4890004126","479:4790001892","489:4890003686","489:4890004370","489:4890003860","489:4890004371","489:4890004523"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,479,489,489,489,489,489],"twin_sims":[0.8872096406957729,0.8754672292438024,0.8589023814370145,0.8278927997575616,0.8149679255384985,0.8143275636048137,0.8134401482249067,0.8128046443357987,0.808619783441172,0.8063588215234633,0.8034038062996938,0.797162995839847,0.7950453415047357,0.7930044277328375,0.7835902409590397,0.7765802641222479,0.7737505681443285,0.7734835578703153,0.7729403392639367,0.7719870014165732,0.7669381581280326,0.7587100613296314,0.7512142596762603,0.7462303994582444,0.7457508103313681],"twin_dists":[0.06353875561336006,0.06698239605251448,0.07163140323383047,0.07982192108752732,0.08308040025639954,0.08323983694380101,0.08346048789406289,0.08361829214712761,0.08465315437289629,0.08520923429479547,0.08593291844813117,0.0874502141485801,0.08796178268431784,0.08845329315514577,0.09070206707247908,0.09235807091546226,0.09302236389504306,0.09308492670378837,0.09321214446802771,0.09343520600236337,0.09461231322415604,0.09651615781515017,0.09823601288095196,0.09937238081743323,0.0994814443910021],"n_dims_used":45,"mean_confidence":0.9172593010796442},"coverage":{"mean_confidence":0.9172593010796442,"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}}