The following articles are the most downloaded articles for the journal during the past month. These statistics provide you with an indication of popular topics of interest to our community. Gradient-based Learning Applied to Document Recognition Read more Taking the Human Out of the Loop: A Review of Bayesian Optimization Read more A Comprehensive Survey on Transfer Learning Read more 6G Wireless Systems: Vision, Requirements, Challenges, Insights, and Opportunities Read more Toward Causal Representation Learning Read more