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In natural language processing tasks, pure reinforcement learning (RL) fine-tuning methods often suffer from inefficient exploration and slow convergence; while supervised fine-tuning (SFT) methods, although efficient in training, have…

计算与语言 · 计算机科学 2025-09-17 Min Zeng , Jingfei Sun , Xueyou Luo , Caiquan Liu , Shiqi Zhang , Li Xie , Xiaoxin Chen

Compared to unsupervised domain adaptation, semi-supervised domain adaptation (SSDA) aims to significantly improve the classification performance and generalization capability of the model by leveraging the presence of a small amount of…

计算机视觉与模式识别 · 计算机科学 2024-01-23 Jichang Li , Guanbin Li , Yizhou Yu

Generalized singular values (GSVs) play an essential role in the comparative analysis. In the real world data for comparative analysis, both data matrices are usually numerically low-rank. This paper proposes a randomized algorithm to first…

数值分析 · 数学 2024-04-16 Weiwei Xu , Weijie Shen , Wen Li , Weiguo Gao , Yingzhou Li

Server consolidation based on virtualization technology simplifies system administration and improves energy efficiency by improving resource utilizations and reducing the physical machine (PM) number in contemporary service-oriented data…

分布式、并行与集群计算 · 计算机科学 2016-04-29 Bo Wang , Ying Song , Yuzhong Sun , Jun Liu

Software configuration tuning is essential for optimizing a given performance objective (e.g., minimizing latency). Yet, due to the software's intrinsically complex configuration landscape and expensive measurement, there has been a rather…

软件工程 · 计算机科学 2024-03-18 Pengzhou Chen , Tao Chen , Miqing Li

Multivariate time series forecasting with hierarchical structure is widely used in real-world applications, e.g., sales predictions for the geographical hierarchy formed by cities, states, and countries. The hierarchical time series (HTS)…

机器学习 · 计算机科学 2023-10-10 Fan Zhou , Chen Pan , Lintao Ma , Yu Liu , Shiyu Wang , James Zhang , Xinxin Zhu , Xuanwei Hu , Yunhua Hu , Yangfei Zheng , Lei Lei , Yun Hu

The problem of simultaneous rigid alignment of multiple unordered point sets which is unbiased towards any of the inputs has recently attracted increasing interest, and several reliable methods have been newly proposed. While being…

计算机视觉与模式识别 · 计算机科学 2021-06-22 Vladislav Golyanik , Soshi Shimada , Christian Theobalt

Table serialization remains a critical bottleneck for Large Language Models (LLMs) in complex table question answering, hindered by challenges such as structural neglect, representation gaps, and reasoning opacity. Existing serialization…

计算与语言 · 计算机科学 2026-05-27 Xiaoke Guo , Songze Li , Zhiqiang Liu , Zhaoyan Gong , Yuanxiang Liu , Huajun Chen , Wen Zhang

The Streaming Unmixing and Recognition Transducer (SURT) has recently become a popular framework for continuous, streaming, multi-talker speech recognition (ASR). With advances in architecture, objectives, and mixture simulation methods, it…

音频与语音处理 · 电气工程与系统科学 2024-01-30 Desh Raj , Matthew Wiesner , Matthew Maciejewski , Leibny Paola Garcia-Perera , Daniel Povey , Sanjeev Khudanpur

One of the challenges in a task oriented natural language application like the Google Assistant, Siri, or Alexa is to localize the output to many languages. This paper explores doing this by applying machine translation to the English…

计算与语言 · 计算机科学 2021-07-12 Scott Roy , Cliff Brunk , Kyu-Young Kim , Justin Zhao , Markus Freitag , Mihir Kale , Gagan Bansal , Sidharth Mudgal , Chris Varano

Semi-supervised Domain Generalization (SSDG) addresses the challenge of generalizing to unseen target domains with limited labeled data. Existing SSDG methods highlight the importance of achieving high pseudo-labeling (PL) accuracy and…

计算机视觉与模式识别 · 计算机科学 2026-01-21 Muditha Fernando , Kajhanan Kailainathan , Krishnakanth Nagaratnam , Isuranga Udaravi Bandara Senavirathne , Ranga Rodrigo

Processing graphs with temporal information (the temporal graphs) has become increasingly important in the real world. In this paper, we study efficient solutions to temporal graph applications using new algorithms for Incremental Minimum…

数据结构与算法 · 计算机科学 2025-05-13 Xiangyun Ding , Yan Gu , Yihan Sun

The Streaming Engine (SE) is a Coarse-Grained Reconfigurable Array which provides programming flexibility and high-performance with energy efficiency. An application program to be executed on the SE is represented as a combination of…

Spatial synchronization in roadside scenarios is essential for integrating data from multiple sensors at different locations. Current methods using cascading spatial transformation (CST) often lead to cumulative errors in large-scale…

信号处理 · 电气工程与系统科学 2023-11-09 Yong Li , Zhiguo Zhao , Yunli Chen , Rui Tian

Large language models (LLMs) can memorize and reproduce training sequences verbatim -- a tendency that undermines both generalization and privacy. Existing mitigation methods apply interventions uniformly, degrading performance on the…

机器学习 · 计算机科学 2026-02-10 Xuanqi Zhang , Haoyang Shang , Xiaoxiao Li

The customization of services in Fifth-generation (5G) and Beyond 5G (B5G) networks relies heavily on network slicing, which creates multiple virtual networks on a shared physical infrastructure, tailored to meet specific requirements of…

网络与互联网体系结构 · 计算机科学 2026-01-12 Nguyen Phuc Tran , Oscar Delgado , Brigitte Jaumard

Machine learning applications on signals such as computer vision or biomedical data often face significant challenges due to the variability that exists across hardware devices or session recordings. This variability poses a Domain…

机器学习 · 计算机科学 2024-07-22 Théo Gnassounou , Antoine Collas , Rémi Flamary , Karim Lounici , Alexandre Gramfort

-The fluctuation effect of gradient expectation and variance caused by parameter update between consecutive iterations is neglected or confusing by current mainstream gradient optimization algorithms. The work in this paper remedy this…

机器学习 · 统计学 2021-10-08 Aixiang Chen

In this paper we will describe a new approach on the well-known suffix-array algorithm using Big Table Data Technology. We will demonstrate how it is possible to refactor a well-known algorithm coupled by taking advantage of an…

数据库 · 计算机科学 2020-03-26 Piero Giacomelli

From molecular imaging to wireless communications, the ability to align and reconstruct signals from multiple misaligned observations is crucial for system performance. We study the problem of multi-reference alignment (MRA), which arises…

机器学习 · 计算机科学 2025-11-06 Rob Romijnders , Gabriele Cesa , Christos Louizos , Kumar Pratik , Arash Behboodi