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The ability to deploy robots that can operate safely in diverse environments is crucial for developing embodied intelligent agents. As a community, we have made tremendous progress in within-domain LiDAR semantic segmentation. However, do…

计算机视觉与模式识别 · 计算机科学 2023-08-30 Cristiano Saltori , Aljoša Ošep , Elisa Ricci , Laura Leal-Taixé

The rise of pre-trained language models has yielded substantial progress in the vast majority of Natural Language Processing (NLP) tasks. However, a generic approach towards the pre-training procedure can naturally be sub-optimal in some…

计算与语言 · 计算机科学 2021-09-03 Entony Lekhtman , Yftah Ziser , Roi Reichart

Training large language models with data collected from various domains can improve their performance on downstream tasks. However, given a fixed training budget, the sampling proportions of these different domains significantly impact the…

计算与语言 · 计算机科学 2025-05-29 Yajiao Liu , Congliang Chen , Junchi Yang , Ruoyu Sun

Machine learning systems typically assume that the distributions of training and test sets match closely. However, a critical requirement of such systems in the real world is their ability to generalize to unseen domains. Here, we propose…

机器学习 · 计算机科学 2021-07-15 Yuge Shi , Jeffrey Seely , Philip H. S. Torr , N. Siddharth , Awni Hannun , Nicolas Usunier , Gabriel Synnaeve

Large language models (LLMs) have shown impressive capabilities in adapting to various tasks when provided with task-specific instructions. However, LLMs using standard decoding strategies often struggle with deviations from the inputs.…

计算与语言 · 计算机科学 2024-06-05 Jinliang Lu , Chen Wang , Jiajun Zhang

Semantic segmentation suffers from significant performance degradation when the trained network is applied to a different domain. To address this issue, unsupervised domain adaptation (UDA) has been extensively studied. Despite the…

计算机视觉与模式识别 · 计算机科学 2025-12-09 Wangkai Li , Rui Sun , Huayu Mai , Tianzhu Zhang

We investigate practical and scalable algorithms for training large language models (LLMs) with user-level differential privacy (DP) in order to provably safeguard all the examples contributed by each user. We study two variants of DP-SGD…

Supervised Fine-Tuning (SFT) Large Language Models (LLM) fundamentally rely on high-quality training data. While data selection and data synthesis are two common strategies to improve data quality, existing approaches often face limitations…

计算与语言 · 计算机科学 2025-10-23 Zinan Tang , Xin Gao , Qizhi Pei , Zhuoshi Pan , Mengzhang Cai , Jiang Wu , Conghui He , Lijun Wu

We present a framework for robot skill acquisition, which 1) efficiently scale up data generation of language-labelled robot data and 2) effectively distills this data down into a robust multi-task language-conditioned visuo-motor policy.…

机器人学 · 计算机科学 2023-10-03 Huy Ha , Pete Florence , Shuran Song

Discrete diffusion models (DDMs) have shown powerful generation ability for discrete data modalities like text and molecules. However, their practical application is hindered by inefficient sampling, requiring a large number of sampling…

机器学习 · 计算机科学 2025-09-25 Feiyang Fu , Tongxian Guo , Zhaoqiang Liu

Adapting Large Language Models (LLMs) to specialized domains requires high-quality instruction tuning datasets, which are expensive to create through human annotation. Existing data synthesis methods focus on general-purpose tasks and fail…

计算与语言 · 计算机科学 2026-03-17 Ruiyao Xu , Noelle I. Samia , Han Liu

Large language models (LLMs) have demonstrated that large-scale pretraining enables systems to adapt rapidly to new problems with little supervision in the language domain. This success, however, has not translated as effectively to the…

计算机视觉与模式识别 · 计算机科学 2025-11-04 Pablo Acuaviva , Aram Davtyan , Mariam Hassan , Sebastian Stapf , Ahmad Rahimi , Alexandre Alahi , Paolo Favaro

Recent advances in large language models (LLMs) have demonstrated the effectiveness of Iterative Self-Improvement (ISI) techniques. However, continuous training on self-generated data leads to reduced output diversity, a limitation…

计算与语言 · 计算机科学 2025-01-03 Yiwei Qin , Yixiu Liu , Pengfei Liu

Dataset distillation reduces the network training cost by synthesizing small and informative datasets from large-scale ones. Despite the success of the recent dataset distillation algorithms, three drawbacks still limit their wider…

计算机视觉与模式识别 · 计算机科学 2023-10-12 Kai Wang , Jianyang Gu , Daquan Zhou , Zheng Zhu , Wei Jiang , Yang You

Large language models (LLMs) have achieved impressive performance in text summarization, yet their performance often falls short when applied to specialized domains that differ from their original pre-training distribution. While…

计算与语言 · 计算机科学 2025-10-10 Xue-Yong Fu , Elena Khasanova , Md Tahmid Rahman Laskar , Harsh Saini , Shashi Bhushan TN

When domains, which represent underlying data distributions, vary during training and testing processes, deep neural networks suffer a drop in their performance. Domain generalization allows improvements in the generalization performance…

计算机视觉与模式识别 · 计算机科学 2019-11-19 Toshihiko Matsuura , Tatsuya Harada

Current state-of-the-art self-supervised approaches, are effective when trained on individual domains but show limited generalization on unseen domains. We observe that these models poorly generalize even when trained on a mixture of…

计算机视觉与模式识别 · 计算机科学 2023-12-14 Neha Kalibhat , Sam Sharpe , Jeremy Goodsitt , Bayan Bruss , Soheil Feizi

Large language models (LLMs) have showcased their capability with few-shot inference known as in-context learning. However, in-domain demonstrations are not always readily available in real scenarios, leading to cross-domain in-context…

计算与语言 · 计算机科学 2023-11-21 Quanyu Long , Wenya Wang , Sinno Jialin Pan

The substantial memory demands of pre-training and fine-tuning large language models (LLMs) require memory-efficient optimization algorithms. One promising approach is layer-wise optimization, which treats each transformer block as a single…

机器学习 · 计算机科学 2026-01-15 Yuxi Liu , Renjia Deng , Yutong He , Xue Wang , Tao Yao , Kun Yuan

Large language models (LLMs) have transformed natural language processing, yet face challenges in specialized tasks such as simulating opinions on environmental policies. This paper introduces a novel fine-tuning approach that integrates…

计算与语言 · 计算机科学 2024-12-10 Haocheng Lin