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REBEL: An Algorithm for Reinforcement Learning (RL) Diminishes the Complexity of RL by Converting it into Successfully Tackling a Series of Relative Reward Regression Challenges on Sequentially Compiled Datasets.

Proximal Policy Optimization (PPO), initially designed for continuous control tasks, is widely used in reinforcement learning (RL) applications, like fine-tuning generative models. However, PPO's effectiveness is based on a series of heuristics for stable convergence, like value networks and clipping, adding complexities in its implementation. Adapting PPO to optimize complex modern generative models with billions of…

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Open-source models make significant progress in multimodal AI through InternVL 1.5, expanding on high-definition and bilingual features.

Multimodal large language models (MLLMs), which combine text and visual data processing, enhance the ability of artificial intelligence to understand and interact with the world. However, most open-source MLLMs are limited in their ability to process complex visual inputs and support multiple languages which can hinder their practical application. A research collaboration from several Chinese institutions…

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Deep Learning Based on Physics: Understanding Physics-Informed Neural Networks (PINNs)

Physics-Informed Neural Networks (PINNs), a blend of deep learning with physical laws, are increasingly used to resolve complex differential equations and signify a considerable leap in scientific computing and applied mathematics. The uniqueness of PINNs lies in embedding differential equations directly into the structure of neural networks, thus ensuring the adherence of solutions to fundamental…

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Decoding the Secrets of ‘gpt2-chatbot’: The Latest AI Trend – GPT-4.5 or GPT-5?

The development and progress in the field of artificial intelligence (AI) are unending, with the recent emergence of the AI model, "gpt2-chatbot", generating significant interest within AI circles on Twitter. This model, known as a large language model (LLM), has incited considerable exploration and curiosity amongst AI developers and enthusiasts, who are constantly searching to…

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Introducing DrBenchmark: The Inaugural Public French Biomedical Extensive Language Understanding Benchmark

French researchers have developed the first publicly available benchmark tool, 'DrBenchmark', to evaluate and standardize evaluation protocols for pre-trained masked language models (PLMs) in French, particularly in the biomedical field. Existing models lacked standardized protocols and comprehensive datasets, leading to inconsistent results and stalling progress in natural language processing (NLP) research. The advent and advancement…

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The article on AI outlines a unique method of precise text retrieval through the utilization of retrieval heads in artificial intelligence.

In the field of computational linguistics, large amounts of text data present a considerable challenge for language models, especially when specific details within large datasets need to be identified. Several models, like LLaMA, Yi, QWen, and Mistral, use advanced attention mechanisms to deal with long-context information. Techniques such as continuous pretraining and sparse upcycling help…

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