1. Baidu Research , Sunnyvale, CA, USA
2. School of Electrical Engineering & Computer Science, Oregon State University, Corvallis, OR, USA
3. Department of Biochemistry & Biophysics, University of Rochester Medical Center , Rochester, NY 14642, USA
4. Center for RNA Biology, University of Rochester Medical Center , Rochester, NY 14642, USA
5. Department of Biostatistics & Computational Biology, University of Rochester Medical Center , Rochester, NY 14642, USA