

Jiaming Song
839 posts

@baaadas
Chief Scientist @LumaLabsAI. #LumaDreamMachine




New blog post with @thjashin and @ruqi_zhang! Minor entropy differences can completely flip model rankings in generative perplexity — a direct consequence of both metrics being components of KL divergence. We discuss what this means for model comparison. patrickpynadath1.github.io/blog/eval_meth…

@SkyLi0n This implementation came with the Terminal Velocity Matching paper (arxiv.org/abs/2511.19797): github.com/lumalabs/tvm/b…










Nano Banana Pro on @artingai Try it here → arting.ai/?utm_source=xm… Prompt: Ultra-realistic cinematic close-up portrait of a young man with wet skin and damp, messy hair. He lightly touches rect- angular sunglasses beaded with water droplets. Low-key dramatic lighting, deep shadows highlighting moisture and skin texture. Black turtleneck blending into a dark minimal background. Detailed hand gesture--defined knuckle- der fingers, subtle tendons, black-stone ring. Razor-sharp micro-details, shallow depth of field, 85mm f/1.4 edit prial fashion aesthetic, moody high-contrast realism.






1. Open nano banana pro at @SocialSight 2. Upload reference image. 3. Prompt👇 A high-detail, cinematic close-up portrait of a women as in selected with curly hair and oval wire-rimmed glasses. The scene features dramatic double exposure and light leak effects, with vibrant golden and fiery orange bokeh swirls dancing across her face. Intense teal and amber color grading. Soft, moody lighting highlights her facial features and stubble. The image has a dreamy, psychedelic atmosphere with a shallow depth of field, shot on 35mm film style.

