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Data-driven functions for operation and management often require measurements collected through monitoring for model training and prediction. The number of data sources can be very large, which requires a significant communication and…

Machine Learning · Computer Science 2020-10-29 Xiaoxuan Wang , Forough Shahab Samani , Rolf Stadler

Dynamic Data selection aims to accelerate training by prioritizing informative samples during online training. However, existing methods typically rely on task-specific handcrafted metrics or static/snapshot-based criteria to estimate…

Machine Learning · Computer Science 2026-05-14 Suorong Yang , Fangjian Su , Hai Gan , Ziqi Ye , Jie Li , Baile Xu , Furao Shen , Soujanya Poria

Unsupervised 3D object detection leverages heuristic algorithms to discover potential objects, offering a promising route to reduce annotation costs in autonomous driving. Existing approaches mainly generate pseudo labels and refine them…

Computer Vision and Pattern Recognition · Computer Science 2025-12-08 Xusheng Guo , Wanfa Zhang , Shijia Zhao , Qiming Xia , Xiaolong Xie , Mingming Wang , Hai Wu , Chenglu Wen

Analytical models developed in offline settings with pre-prepared data are typically used to predict students' performance. However, when data are available over time, this learning method is not suitable anymore. Online learning is…

Computers and Society · Computer Science 2024-07-16 Chahrazed Labba , Anne Boyer

Resource-efficient training optimization techniques are becoming increasingly important as the size of large language models (LLMs) continues to grow. In particular, batch packing is commonly used in pre-training and supervised fine-tuning…

Computation and Language · Computer Science 2026-03-02 Jaekyung Cho

Recently, the self-supervised pre-training paradigm has shown great potential in leveraging large-scale unlabeled data to improve downstream task performance. However, increasing the scale of unlabeled pre-training data in real-world…

Computer Vision and Pattern Recognition · Computer Science 2022-12-13 Yiqi Lin , Huabin Zheng , Huaping Zhong , Jinjing Zhu , Weijia Li , Conghui He , Lin Wang

In recent years, large language models have demonstrated remarkable performance across diverse tasks. However, their task effectiveness is heavily dependent on the prompting strategy used to elicit output, which can vary widely in both…

Computation and Language · Computer Science 2025-05-22 Chris Sypherd , Sergei Petrov , Sonny George , Vaishak Belle

Instruction tuning has become the de facto method to equip large language models (LLMs) with the ability of following user instructions. Usually, hundreds of thousands or millions of instruction-following pairs are employed to fine-tune the…

Computation and Language · Computer Science 2023-11-28 Qianlong Du , Chengqing Zong , Jiajun Zhang

Efficient data selection is crucial to accelerate the pretraining of language model (LMs). While various methods have been proposed to enhance data efficiency, limited research has addressed the inherent conflicts between these approaches…

Computation and Language · Computer Science 2025-06-10 Tianyi Bai , Ling Yang , Zhen Hao Wong , Fupeng Sun , Jiahui Peng , Xinlin Zhuang , Chi Zhang , Lijun Wu , Jiantao Qiu , Wentao Zhang , Binhang Yuan , Conghui He

A salient characteristic of pre-trained language models (PTLMs) is a remarkable improvement in their generalization capability and emergence of new capabilities with increasing model capacity and pre-training dataset size. Consequently, we…

Imitation learning is a powerful tool for training robot manipulation policies, allowing them to learn from expert demonstrations without manual programming or trial-and-error. However, common methods of data collection, such as human…

Robotics · Computer Science 2023-10-18 Murtaza Dalal , Ajay Mandlekar , Caelan Garrett , Ankur Handa , Ruslan Salakhutdinov , Dieter Fox

Finetuning foundation models for specific tasks is an emerging paradigm in modern machine learning. The efficacy of task-specific finetuning largely depends on the selection of appropriate training data. We present TSDS (Task-Specific Data…

Machine Learning · Computer Science 2024-12-30 Zifan Liu , Amin Karbasi , Theodoros Rekatsinas

Self-supervised pre-training medical foundation models on large-scale datasets demonstrate exceptional performance. Recent research challenges this common paradigm by introducing data-effective learning approaches, demonstrating that merely…

Machine Learning · Computer Science 2025-04-08 Wenxuan Yang , Hanyu Zhang , Weimin Tan , Yuqi Sun , Bo Yan

Text-to-image diffusion models often struggle to achieve accurate semantic alignment between generated images and text prompts while maintaining efficiency for deployment on resource-constrained hardware. Existing approaches either incur…

Computer Vision and Pattern Recognition · Computer Science 2025-07-02 Ziji Lu

Training large language models with FP8 formats offers significant efficiency gains. However, the reduced numerical precision of FP8 poses challenges for stable and accurate training. Current frameworks preserve training performance using…

Machine Learning · Computer Science 2025-12-08 Yu Zhang , Hui-Ling Zhen , Mingxuan Yuan , Bei Yu

With the rapid development of IT operations, it has become increasingly crucial to efficiently manage and analyze large volumes of data for practical applications. The techniques of Natural Language Processing (NLP) have shown remarkable…

Tabular data constitute a dominant form of information in modern data lakes and repositories, yet discovering the relevant tables to answer user questions remains challenging. Existing data discovery systems assume that each question can be…

Databases · Computer Science 2026-01-06 Wen-Zhi Li , Sainyam Galhotra

Finetuning large language models inflates the costs of NLU applications and remains the bottleneck of development cycles. Recent works in computer vision use data pruning to reduce training time. Pruned data selection with static methods is…

Computation and Language · Computer Science 2023-06-07 Jean-Michel Attendu , Jean-Philippe Corbeil

Continual learning in multimodal large language models (MLLMs) aims to sequentially acquire knowledge while mitigating catastrophic forgetting, yet existing methods face inherent limitations: architecture-based approaches incur additional…

Machine Learning · Computer Science 2026-05-15 Yuehao Liu , Shanyan Guan , Weijia Zhang , Xuanming Shang , Yanhao Ge , Wei Li , Chao Ma

Current approaches to reducing undesired capabilities in language models are largely post hoc, and can thus be easily bypassed by adversaries. A natural alternative is to shape capabilities during pretraining itself. On the proxy task of…

Machine Learning · Computer Science 2026-02-03 Neil Rathi , Alec Radford