for papers that are probably new https://arxiv.org/ Math Computer Science Physics Quantitative Statistics

https://www.biorxiv.org/ BioSciences

https://www.techrxiv.org/

For older papaers http://citeseerx.ist.psu.edu/index;jsessionid=ED393C2948F844...

Last REsort Google Scholar

https://www.researchgate.net/ Need to have a free accouont so use a throw away email

Websites aggregators from above about Deep Learning https://paperswithcode.com/

https://neurohive.io/en/