{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001910},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001895","489:4890002977","489:4890002316","489:4890001734","489:4890002896","489:4890003360","489:4890002569","489:4890003426","489:4890001983","489:4890003067","489:4890002991","489:4890001648","489:4890003053","489:4890001811","489:4890002239","489:4890002321","489:4890002059","489:4890003371","489:4890001896","489:4890002308","489:4890001807","489:4890003499","489:4890002319","489:4890001812","489:4890002651"],"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":[0.8970283747317913,0.8943176515634697,0.8894822743786873,0.8809343967912341,0.8791454753456812,0.8785467015203197,0.8765859503430675,0.8742006287513916,0.8560982239455138,0.852198451302859,0.8497758628888086,0.8467926908893467,0.8462651765417855,0.8372469692749498,0.8307990335096971,0.8255496875602566,0.8239386872139473,0.8214011542974406,0.812115927449824,0.8068411791773149,0.805693516258936,0.7985298381536089,0.7924425991004616,0.7835683921997657,0.7742256564279811],"twin_dists":[0.06054652890752506,0.06138386865712004,0.0628559511571689,0.06539593010806428,0.0659181524203532,0.06609226072946704,0.06666003845588923,0.06734599614214459,0.07239734720401395,0.07345337620034725,0.07410421443129223,0.07490040181016225,0.07504060237283532,0.07741133646063657,0.07907796142668992,0.08041859853242843,0.08082726181818566,0.08146840815496187,0.0837891132959243,0.08509077367820389,0.08537247072155338,0.08711915249969296,0.0885883399953159,0.0907072522294709,0.09291099589659886],"n_dims_used":45,"mean_confidence":0.9138468424479167},"coverage":{"mean_confidence":0.9138468424479167,"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}}