update README.md

README.md

@@ -18,6 +18,7 @@ Deepfolio combines optimization techniques (both convex and non-convex) with dee
 ## Features
 - Portfolio Transformer: Attention-Based Asset Allocation
 <img src="assets/Portfolio Transformer Architecture.png" width="45%" loc>
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 - Differentiable portfolio optimization
 - Real-time optimization
 - Robust and multi-period optimization