{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002601},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003024","489:4890003023","489:4890002682","489:4890002600","489:4890001858","489:4890003601","489:4890002769","489:4890002358","489:4890001774","489:4890002437","489:4890003260","489:4890001681","489:4890002440","489:4890002443","489:4890001580","489:4890002521","489:4890002023","489:4890003016","489:4890003784","489:4890002021","489:4890002520","489:4890002692","489:4890001861","489:4890003633","489:4890002111"],"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":[0.7920234130249189,0.755543556661251,0.7291381369966197,0.6614891698926654,0.6613490249097405,0.6303739143049095,0.5804679507288786,0.5615190833544513,0.5473074762935837,0.5386425576621449,0.5222085766901539,0.5119148254868039,0.505672946590314,0.5055630637044717,0.4938578589894819,0.4924410828626858,0.48531508067040824,0.48498342798915023,0.4753202525031651,0.4549118238241949,0.4547453993550581,0.4498185520746811,0.4377058250438608,0.4302957288556931,0.430116508118914],"twin_dists":[0.08868902813533795,0.09724431417246267,0.10323054266390112,0.11807321965804542,0.11810348471225231,0.12476634748532733,0.13545861572585077,0.1395301184229231,0.14259538807284422,0.14447076923890909,0.14804417801466307,0.15029536983364092,0.15166595261225796,0.15169012015649222,0.1542729105628178,0.1545867008701847,0.15616908362423926,0.1562429009255373,0.15840071830565572,0.16300688329450555,0.16304474156130427,0.16416782449743228,0.16694891519553945,0.1686651685529059,0.1687068248193626],"n_dims_used":45,"mean_confidence":0.9195811801486545},"coverage":{"mean_confidence":0.9195811801486545,"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}}