Update README.md

README.md

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 # Nemotron Slide, a Nemotron Specialized in Slide Generation
 
 
-**Nemotron Slide** is a post-trained hybrid architecture language model built on [NVIDIA-Nemotron-3-Nano-30B-A3B-BF16](https://huggingface.co/nvidia/NVIDIA-Nemotron-3-Nano-30B-A3B-BF16) by NVIDIA Corporation. It underwent continual supervised finetuning (SFT) and preference optimization (DPO).
+**Nemotron Slide** is a post-trained hybrid architecture language model built on [NVIDIA-Nemotron-3-Nano-30B-A3B-BF16](https://huggingface.co/nvidia/NVIDIA-Nemotron-3-Nano-30B-A3B-BF16) by NVIDIA Corporation. It underwent supervised fine-tuning (SFT) and direct preference optimization (DPO).
 
 **Nemotron Slide** is purpose-built to generate high-quality, aesthetic slides from a single instruction.