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 Generative AI



OpenAI starts testing ads in ChatGPT

Engadget

Valve's Steam Machine: Everything we know Anthropic poked fun at the company for doing so in a Super Bowl ad. Users on ChatGPT's free and Go plans in the US may now start to see ads as OpenAI has started testing them in the chatbot. The company announced plans to bring ads to ChatGPT. At the time, the company said it would display sponsored products and services that are relevant to the current conversations of logged-in users, though they can disable personalization and clear the data used for ads" whenever they wish. "Our goal is for ads to support broader access to more powerful ChatGPT features while maintaining the trust people place in ChatGPT for important and personal tasks," OpenAI wrote in a blog post .







Perturbations Against Unauthorized Data Usage in Diffusion-Based Generative AI

Neural Information Processing Systems

In response, several attempts have been made to protect the original images from such unauthorized data usage by adding imperceptible perturbations, which are designed to mislead the diffusion model and make it unable to properly generate new samples.


Further Analysis of Outlier Detection with Deep Generative Models Ziyu Wang 1,2

Neural Information Processing Systems

The recent, counter-intuitive discovery that deep generative models (DGMs) can frequently assign a higher likelihood to outliers has implications for both outlier detection applications as well as our overall understanding of generative modeling. In this work, we present a possible explanation for this phenomenon, starting from the observation that a model's typical set and high-density region may not conincide. From this vantage point we propose a novel outlier test, the empirical success of which suggests that the failure of existing likelihood-based outlier tests does not necessarily imply that the corresponding generative model is uncalibrated. We also conduct additional experiments to help disentangle the impact of low-level texture versus high-level semantics in differentiating outliers. In aggregate, these results suggest that modifications to the standard evaluation practices and benchmarks commonly applied in the literature are needed.