https://issamsayyaf.github.io/portfolio/blog.html Notes on time-series deep learning, embedded ML, firmware and signal processing. en https://issamsayyaf.github.io/portfolio/post.html?p=ts2vec-explained https://issamsayyaf.github.io/portfolio/post.html?p=ts2vec-explained Mon, 27 Jul 2026 00:00:00 +0000 How TS2Vec learns one vector per timestamp with no labels at all — two overlapping crops, a mask, a dilated CNN, and a hierarchical contrastive loss. With every equation, worked numbers, and animations for the parts that need motion. time series self-supervised contrastive learning representation learning https://issamsayyaf.github.io/portfolio/post.html?p=how-this-blog-works https://issamsayyaf.github.io/portfolio/post.html?p=how-this-blog-works Mon, 27 Jul 2026 00:00:00 +0000 Every post is one Markdown file in _posts/. This one doubles as a formatting reference — delete it once you have written your own. meta writing