中文
相关论文

相关论文: Homotopy Relaxation Training Algorithms for Infini…

200 篇论文

Weight decay is one of the most widely used forms of regularization in deep learning, and has been shown to improve generalization and robustness. The optimization objective driving weight decay is a sum of losses plus a term proportional…

机器学习 · 计算机科学 2023-07-07 Liu Yang , Jifan Zhang , Joseph Shenouda , Dimitris Papailiopoulos , Kangwook Lee , Robert D. Nowak

Recent trends towards training ever-larger language models have substantially improved machine learning performance across linguistic tasks. However, the huge cost of training larger models can make tuning them prohibitively expensive,…

计算与语言 · 计算机科学 2022-09-13 Jared Lichtarge , Chris Alberti , Shankar Kumar

In Meta-Reinforcement Learning (meta-RL) an agent is trained on a set of tasks to prepare for and learn faster in new, unseen, but related tasks. The training tasks are usually hand-crafted to be representative of the expected distribution…

人工智能 · 计算机科学 2021-07-07 Ricardo Luna Gutierrez , Matteo Leonetti

Despite the empirical success in various domains, it has been revealed that deep neural networks are vulnerable to maliciously perturbed input data that much degrade their performance. This is known as adversarial attacks. To counter…

机器学习 · 计算机科学 2021-08-17 Nanyang Ye , Qianxiao Li , Xiao-Yun Zhou , Zhanxing Zhu

The widely used ReLU is favored for its hardware efficiency, {as the implementation at inference is a one bit sign case,} yet suffers from issues such as the ``dying ReLU'' problem, where during training, neurons fail to activate and…

机器学习 · 计算机科学 2025-10-31 Moshe Kimhi , Idan Kashani , Avi Mendelson , Chaim Baskin

Transformer-based methods have demonstrated excellent performance on super-resolution visual tasks, surpassing conventional convolutional neural networks. However, existing work typically restricts self-attention computation to…

计算机视觉与模式识别 · 计算机科学 2024-05-09 Shu-Chuan Chu , Zhi-Chao Dou , Jeng-Shyang Pan , Shaowei Weng , Junbao Li

Automated equity trading requires converting noisy market and news signals into executable portfolio decisions under risk, turnover, and transaction costs. We propose Hierarchical Reinforced Trader (HRT), a bi-level reinforcement learning…

交易与市场微观结构 · 定量金融 2026-05-12 Zijie Zhao , Roy E. Welsch

In this paper, we study the implicit regularization of the gradient descent algorithm in homogeneous neural networks, including fully-connected and convolutional neural networks with ReLU or LeakyReLU activations. In particular, we study…

机器学习 · 计算机科学 2021-01-01 Kaifeng Lyu , Jian Li

In this work, we introduce DeepDFA, a novel approach to identifying Deterministic Finite Automata (DFAs) from traces, harnessing a differentiable yet discrete model. Inspired by both the probabilistic relaxation of DFAs and Recurrent Neural…

机器学习 · 计算机科学 2024-08-19 Elena Umili , Roberto Capobianco

Prompt learning has become a prevalent strategy for adapting vision-language foundation models to downstream tasks. As large language models (LLMs) have emerged, recent studies have explored the use of category-related descriptions as input…

计算机视觉与模式识别 · 计算机科学 2023-12-12 Yubin Wang , Xinyang Jiang , De Cheng , Dongsheng Li , Cairong Zhao

Reinforcement Learning (RL) based methods have been increasingly explored for robot learning. However, RL based methods often suffer from low sampling efficiency in the exploration phase, especially for long-horizon manipulation tasks, and…

机器人学 · 计算机科学 2024-12-31 Hao Zhang , Hao Wang , Xiucai Huang , Wenrui Chen , Zhen Kan

Meta-learning methods aim to build learning algorithms capable of quickly adapting to new tasks in low-data regime. One of the most difficult benchmarks of such algorithms is a one-shot learning problem. In this setting many algorithms face…

机器学习 · 计算机科学 2022-10-04 Andrei Boiarov , Kostiantyn Khabarlak , Igor Yastrebov

This paper presents a novel heuristic deep reinforcement learning (HDRL) framework designed to optimize reconfigurable intelligent surface (RIS) phase shifts in secure satellite communication systems utilizing rate splitting multiple access…

信号处理 · 电气工程与系统科学 2025-01-22 Tingnan Bao , Melike Erol-Kantarci

This work investigates the ways in which deep learning methods can benefit from random projection (RP), a classic linear dimensionality reduction method. We focus on two areas where, as we have found, employing RP techniques can improve…

机器学习 · 计算机科学 2018-12-27 Piotr Iwo Wójcik

Recent studies show that Large Language Models (LLMs) achieve strong reasoning capabilities through supervised fine-tuning or reinforcement learning. However, a key approach, the Process Reward Model (PRM), suffers from reward hacking,…

Low-rank Adaptation (LoRA) has gained popularity as a fine-tuning approach for Large Language Models (LLMs) due to its low resource requirements and good performance. While a plethora of work has investigated improving LoRA serving…

机器学习 · 计算机科学 2025-08-06 Minghao Yan , Zhuang Wang , Zhen Jia , Shivaram Venkataraman , Yida Wang

Fine-tuning large language models (LLMs) is computationally expensive, and Low-Rank Adaptation (LoRA) provides a cost-effective solution by approximating weight updates through low-rank matrices. In real-world scenarios, LLMs are fine-tuned…

机器学习 · 计算机科学 2025-06-03 Jinda Liu , Yi Chang , Yuan Wu

Deep pre-trained language models (e,g. BERT) are effective at large-scale text retrieval task. Existing text retrieval systems with state-of-the-art performance usually adopt a retrieve-then-reranking architecture due to the high…

信息检索 · 计算机科学 2022-05-24 Yanzhao Zhang , Dingkun Long , Guangwei Xu , Pengjun Xie

Transformer-based large language models (LLMs) have demonstrated exceptional capabilities in sequence modeling and text generation, with improvements scaling proportionally with model size. However, the limitations of GPU memory have…

机器学习 · 计算机科学 2025-03-05 Zihao Zeng , Chubo Liu , Xin He , Juan Hu , Yong Jiang , Fei Huang , Kenli Li , Wei Yang Bryan Lim

With the expansion of business scenarios, real recommender systems are facing challenges in dealing with the constantly emerging new tasks in multi-task learning frameworks. In this paper, we attempt to improve the generalization ability of…

信息检索 · 计算机科学 2024-09-02 Ting Bai , Le Huang , Yue Yu , Cheng Yang , Cheng Hou , Zhe Zhao , Chuan Shi