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相关论文: Unsupervised Feature Transformation via In-context…

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Feature transformation is to derive a new feature set from original features to augment the AI power of data. In many science domains such as material performance screening, while feature transformation can model material formula…

机器学习 · 计算机科学 2024-05-28 Wangyang Ying , Dongjie Wang , Xuanming Hu , Yuanchun Zhou , Charu C. Aggarwal , Yanjie Fu

Feature transformation enhances downstream task performance by generating informative features through mathematical feature crossing. Despite the advancements in deep learning, feature transformation remains essential for structured data,…

机器学习 · 计算机科学 2026-03-02 Tao Zhe , Huazhen Fang , Kunpeng Liu , Qian Lou , Tamzidul Hoque , Dongjie Wang

Feature transformation enhances data representation by deriving new features from the original data. Generative AI offers potential for this task, but faces challenges in stable generation (consistent outputs) and valid generation…

机器学习 · 计算机科学 2025-06-12 Xinyuan Wang , Haoyue Bai , Nanxu Gong , Wangyang Ying , Sixun Dong , Xiquan Cui , Yanjie Fu

Large Language Models (LLMs) offer a promising basis for creating agents that can tackle complex tasks through iterative environmental interaction. Existing methods either require these agents to mimic expert-provided trajectories or rely…

计算与语言 · 计算机科学 2024-12-02 Dihong Gong , Pu Lu , Zelong Wang , Meng Zhou , Xiuqiang He

Feature transformation for AI is an essential task to boost the effectiveness and interpretability of machine learning (ML). Feature transformation aims to transform original data to identify an optimal feature space that enhances the…

机器学习 · 计算机科学 2023-01-03 Meng Xiao , Dongjie Wang , Min Wu , Ziyue Qiao , Pengfei Wang , Kunpeng Liu , Yuanchun Zhou , Yanjie Fu

While large language models (LLMs) have revolutionized natural language processing with their task-agnostic capabilities, visual generation tasks such as image translation, style transfer, and character customization still rely heavily on…

计算机视觉与模式识别 · 计算机科学 2024-10-22 Lianghua Huang , Wei Wang , Zhi-Fan Wu , Huanzhang Dou , Yupeng Shi , Yutong Feng , Chen Liang , Yu Liu , Jingren Zhou

Feature Transformation (FT) crafts new features from original ones via mathematical operations to enhance dataset expressiveness for downstream models. However, existing FT methods exhibit critical limitations: discrete search struggles…

机器学习 · 计算机科学 2025-05-22 Nanxu Gong , Zijun Li , Sixun Dong , Haoyue Bai , Wangyang Ying , Xinyuan Wang , Yanjie Fu

Feature transformation aims to reconstruct an effective representation space by mathematically refining the existing features. It serves as a pivotal approach to combat the curse of dimensionality, enhance model generalization, mitigate…

机器学习 · 计算机科学 2023-06-30 Meng Xiao , Dongjie Wang , Min Wu , Kunpeng Liu , Hui Xiong , Yuanchun Zhou , Yanjie Fu

Large language models (LLMs) exhibit strong reasoning and conversational abilities, but ensuring reliable behavior in multi-turn interactions remains challenging. In many real-world applications, agents must succeed in one-shot settings…

计算与语言 · 计算机科学 2026-04-02 Shuli Jiang , Zhaoyang Zhang , Yi Zhang , Shuo Yang , Wei Xia , Stefano Soatto

Recent advances in code generation models have unlocked unprecedented opportunities for automating feature engineering, yet their adoption in real-world ML teams remains constrained by critical challenges: (i) the scarcity of datasets…

机器学习 · 计算机科学 2026-01-19 Himanshu Thakur , Anusha Kamath , Anurag Muthyala , Dhwani Sanmukhani , Smruthi Mukund , Jay Katukuri

Despite substantial progress of large language models (LLMs) for automatic poetry generation, the generated poetry lacks diversity while the training process differs greatly from human learning. Under the rationale that the learning process…

计算与语言 · 计算机科学 2024-09-09 Ran Zhang , Steffen Eger

Feature Transformation is crucial for classic machine learning that aims to generate feature combinations to enhance the performance of downstream tasks from a data-centric perspective. Current methodologies, such as manual expert-driven…

机器学习 · 计算机科学 2025-03-27 Tianqi He , Xiaohan Huang , Yi Du , Qingqing Long , Ziyue Qiao , Min Wu , Yanjie Fu , Yuanchun Zhou , Meng Xiao

Our work focuses on unsupervised and generative methods that address the following goals: (a) learning unsupervised generative representations that discover latent factors controlling image semantic attributes, (b) studying how this ability…

计算机视觉与模式识别 · 计算机科学 2021-06-08 William Paul , I-Jeng Wang , Fady Alajaji , Philippe Burlina

Effective document reranking is essential for improving search relevance across diverse applications. While Large Language Models (LLMs) excel at reranking due to their deep semantic understanding and reasoning, their high computational…

计算与语言 · 计算机科学 2025-10-03 Dimitar Peshevski , Kiril Blazhevski , Martin Popovski , Gjorgji Madjarov

Many promising applications of supervised machine learning face hurdles in the acquisition of labeled data in sufficient quantity and quality, creating an expensive bottleneck. To overcome such limitations, techniques that do not depend on…

The representation of feature space is a crucial environment where data points get vectorized and embedded for subsequent modeling. Thus the efficacy of machine learning (ML) algorithms is closely related to the quality of feature…

机器学习 · 计算机科学 2026-01-12 Xinhao Zhang , Jinghan Zhang , Banafsheh Rekabdar , Yuanchun Zhou , Pengfei Wang , Kunpeng Liu

Generative Adversarial Networks (GANs) coupled with self-supervised tasks have shown promising results in unconditional and semi-supervised image generation. We propose a self-supervised approach (LT-GAN) to improve the generation quality…

计算机视觉与模式识别 · 计算机科学 2020-10-21 Parth Patel , Nupur Kumari , Mayank Singh , Balaji Krishnamurthy

Large language models (LLMs) are increasingly deployed as agents, expected to decompose goals, invoke tools, and verify results in dynamic environments. Realizing these capabilities requires access to agentic data-structured interaction…

人工智能 · 计算机科学 2025-10-22 Abhigya Verma , Seganrasan Subramanian , Nandhakumar Kandasamy , Naman Gupta

Extending the capabilities of Large Language Models (LLMs) with functions or tools for environment interaction has led to the emergence of the agent paradigm. In industry, training an LLM is not always feasible because of the scarcity of…

计算与语言 · 计算机科学 2025-01-14 Saptarshi Sengupta , Harsh Vashistha , Kristal Curtis , Akshay Mallipeddi , Abhinav Mathur , Joseph Ross , Liang Gou

Personalized text generation requires models not only to produce coherent text but also to align with a target user's style, tone, and topical focus. Existing retrieval-augmented approaches such as LaMP and PGraphRAG enrich profiles with…

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