You should definitely cite, but move the citations to where they are the most relevant and make them specific. The abstract and introduction should be more focused on what you've achieved, and overview of how you've achieved it, and why it is interesting. There generally shouldn't be too much to cite here. The exact details of methods used and everything you've built on comes later in the paper and that is where citations become important and relevant.

My least favourite type of citations in introductions, that I often see from more junior researches are ones that look like:

"In this paper we use a Machine Learning [1][2][3] technique known as Convolutional [4] Neural Networks [5][6][7][8] to..."