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Online tuning of real-world plants is a complex optimisation problem that continues to require manual intervention by experienced human operators. Autonomous tuning is a rapidly expanding field of research, where learning-based methods,…

This paper proposes a novel, efficient transfer learning method, called Scalable Weight Reparametrization (SWR) that is efficient and effective for multiple downstream tasks. Efficient transfer learning involves utilizing a pre-trained…

机器学习 · 计算机科学 2023-02-28 Byeonggeun Kim , Jun-Tae Lee , Seunghan yang , Simyung Chang

Sample efficiency remains a major obstacle for real world adoption of reinforcement learning (RL): success has been limited to settings where simulators provide access to essentially unlimited environment interactions, which in reality are…

Distributed data storage services tailored to specific applications have grown popular in the high-performance computing (HPC) community as a way to address I/O and storage challenges. These services offer a variety of specific interfaces,…

分布式、并行与集群计算 · 计算机科学 2022-10-04 Matthieu Dorier , Romain Egele , Prasanna Balaprakash , Jaehoon Koo , Sandeep Madireddy , Srinivasan Ramesh , Allen D. Malony , Rob Ross

We consider a serious, previously-unexplored challenge facing almost all approaches to scaling up entity resolution (ER) to multiple data sources: the prohibitive cost of labeling training data for supervised learning of similarity scores…

数据库 · 计算机科学 2012-08-10 Sahand Negahban , Benjamin I. P. Rubinstein , Jim Gemmell

Robot learning is witnessing a significant increase in the size, diversity, and complexity of pre-collected datasets, mirroring trends in domains such as natural language processing and computer vision. Many robot learning methods treat…

机器人学 · 计算机科学 2025-08-19 Marius Memmel , Jacob Berg , Bingqing Chen , Abhishek Gupta , Jonathan Francis

The need for modern data analytics to combine relational, procedural, and map-reduce-style functional processing is widely recognized. State-of-the-art systems like Spark have added SQL front-ends and relational query optimization, which…

Speech-to-SQL (S2SQL) aims to convert spoken questions into SQL queries given relational databases, which has been traditionally implemented in a cascaded manner while facing the following challenges: 1) model training is faced with the…

计算与语言 · 计算机科学 2023-05-23 Huadai Liu , Rongjie Huang , Jinzheng He , Gang Sun , Ran Shen , Xize Cheng , Zhou Zhao

Among various branches of offline reinforcement learning (RL) methods, goal-conditioned supervised learning (GCSL) has gained increasing popularity as it formulates the offline RL problem as a sequential modeling task, therefore bypassing…

机器学习 · 计算机科学 2024-12-17 Guan Wang , Haoyi Niu , Jianxiong Li , Li Jiang , Jianming Hu , Xianyuan Zhan

Scaling a Search Conversion Rate (CVR) prediction model, especially in high-traffic environments, presents a challenge: superior model quality needs to be balanced with strict constraints on training cost and serving latency. This paper…

Transfer learning is an important approach for addressing the challenges posed by limited data availability in various applications. It accomplishes this by transferring knowledge from well-established source domains to a less familiar…

机器学习 · 统计学 2025-03-03 Yeheng Ge , Xueyu Zhou , Jian Huang

Trajectory similarity computation is a fundamental component in a variety of real-world applications, such as ridesharing, road planning, and transportation optimization. Recent advances in mobile devices have enabled an unprecedented…

数据库 · 计算机科学 2021-01-27 Bolong Zheng , Lianggui Weng , Xi Zhao , Kai Zeng , Xiaofang Zhou , Christian S. Jensen

RL-based post-training of language models is almost exclusively done using on-policy methods such as PPO. These methods cannot learn from arbitrary sequences such as those produced earlier in training, in earlier runs, by human experts or…

机器学习 · 计算机科学 2025-03-10 Taco Cohen , David W. Zhang , Kunhao Zheng , Yunhao Tang , Remi Munos , Gabriel Synnaeve

Modern software systems are built to be used in dynamic environments using configuration capabilities to adapt to changes and external uncertainties. In a self-adaptation context, we are often interested in reasoning about the performance…

软件工程 · 计算机科学 2017-04-24 Pooyan Jamshidi , Miguel Velez , Christian Kästner , Norbert Siegmund , Prasad Kawthekar

Distribution shifts between operational domains can severely affect the performance of learned models in self-driving vehicles (SDVs). While this is a well-established problem, prior work has mostly explored naive solutions such as…

机器人学 · 计算机科学 2025-03-31 Christopher Diehl , Peter Karkus , Sushant Veer , Marco Pavone , Torsten Bertram

Stochastic convex optimization algorithms are the most popular way to train machine learning models on large-scale data. Scaling up the training process of these models is crucial, but the most popular algorithm, Stochastic Gradient Descent…

机器学习 · 统计学 2018-10-30 Ashok Cutkosky , Robert Busa-Fekete

Indexing large-scale databases in main memory is still challenging today. Learned index structures -- in which the core components of classical indexes are replaced with machine learning models -- have recently been suggested to…

数据库 · 计算机科学 2021-01-27 Ali Hadian , Thomas Heinis

Transfer learning enhances model performance in a target population with limited samples by leveraging knowledge from related studies. While many works focus on improving predictive performance, challenges of statistical inference persist.…

统计方法学 · 统计学 2024-12-05 Daoyuan Lai , Oscar Hernan Madrid Padilla , Tian Gu

Transfer learning aims at improving the performance of target learners on target domains by transferring the knowledge contained in different but related source domains. In this way, the dependence on a large number of target domain data…

机器学习 · 计算机科学 2020-06-24 Fuzhen Zhuang , Zhiyuan Qi , Keyu Duan , Dongbo Xi , Yongchun Zhu , Hengshu Zhu , Hui Xiong , Qing He

While Reinforcement Learning for Verifiable Rewards (RLVR) is powerful for training large reasoning models, its training dynamics harbor a critical challenge: RL overfitting, where models gain training rewards but lose generalization. Our…

人工智能 · 计算机科学 2025-11-07 Zeng Zhiyuan , Jiashuo Liu , Zhangyue Yin , Ge Zhang , Wenhao Huang , Xipeng Qiu