Before revision:  We also tackle  data-shortage issue of newly-listed stocks by transfer learning, and validate the necessity of EAM . Experiments on 8-year U.S. stock markets data prove the effectiveness of MSPM in profits accumulation by its outperformance over existing benchmarks.
After revision:  We also tackle data-shortage issue of newly-listed stocks by transfer learning, and validate the indispensability of EAM with four different portfolios . Experiments on 8-year U.S. stock markets data prove the effectiveness of MSPM in profits accumulation by its outperformance over existing benchmarks.