Guang Fang

We don’t have enough information about this author to calculate their statistics. If you think this is an error let us know.
Learn More
Community question answering (Q&A) is a new knowledge-sharing model where a large number of questions and answers are accumulated through the user’s submission. When the user submits a new question, the Q&A system can provide the accurate answers list by the learning model. The traditional ranking algorithm mainly uses a large number of labeled data to(More)
⎯A new preamble structure and design method for orthogonal frequency division multiplexing (OFDM) systems is described, which results a two-symbol long training preamble. The preamble contains four parts, the first part is the same as the third, and the four parts are calculated by using nonlinear programming (NLP) model such that the moving correlation of(More)
Nowadays, the mobile medical community, providing a communication platform for medical, medical treatment, pharmacy, life science as well as other related domains, acts as a professional social network for doctors, medical institutions, healthcare practitioners and life science. In the medical community, users can ask questions and receive the response from(More)
  • 1