Encoder-Decoder Gemma: Improving the Quality-Efficiency Trade-Off via Adaptation - Zhang, Biao; Moiseev, Fedor; Ainslie, Joshua; Suganthan, Paul; Ma, Min; Bhupatiraju, Surya; Lebron, Fede; Firat, Orhan; Joulin, Armand; Dong, Zhe (2025)