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Ensembling is a universally useful approach to boost the performance of machine learning models. However, individual models in an ensemble were traditionally trained independently in separate stages without information access about the…

计算机视觉与模式识别 · 计算机科学 2019-09-27 Hanhan Li , Joe Yue-Hei Ng , Paul Natsev

Recent recommender systems have shown remarkable performance by using an ensemble of heterogeneous models. However, it is exceedingly costly because it requires resources and inference latency proportional to the number of models, which…

信息检索 · 计算机科学 2023-03-03 SeongKu Kang , Wonbin Kweon , Dongha Lee , Jianxun Lian , Xing Xie , Hwanjo Yu

Cross-modality transfer aims to leverage large pretrained models to complete tasks that may not belong to the modality of pretraining data. Existing works achieve certain success in extending classical finetuning to cross-modal scenarios,…

计算机视觉与模式识别 · 计算机科学 2024-06-28 Wenxuan Ma , Shuang Li , Lincan Cai , Jingxuan Kang

Despite readily memorizing world knowledge about entities, pre-trained language models (LMs) struggle to compose together two or more facts to perform multi-hop reasoning in question-answering tasks. In this work, we propose techniques that…

计算与语言 · 计算机科学 2023-06-08 Kanishka Misra , Cicero Nogueira dos Santos , Siamak Shakeri

We introduce techniques for rapidly transferring the information stored in one neural net into another neural net. The main purpose is to accelerate the training of a significantly larger neural net. During real-world workflows, one often…

机器学习 · 计算机科学 2016-04-26 Tianqi Chen , Ian Goodfellow , Jonathon Shlens

On-device machine learning (ML) has brought about the accessibility to a tremendous amount of data from the users while keeping their local data private instead of storing it in a central entity. However, for privacy guarantee, it is…

机器学习 · 计算机科学 2019-07-16 Eunjeong Jeong , Seungeun Oh , Jihong Park , Hyesung Kim , Mehdi Bennis , Seong-Lyun Kim

Deep pre-training and fine-tuning models (like BERT, OpenAI GPT) have demonstrated excellent results in question answering areas. However, due to the sheer amount of model parameters, the inference speed of these models is very slow. How to…

计算与语言 · 计算机科学 2019-04-23 Ze Yang , Linjun Shou , Ming Gong , Wutao Lin , Daxin Jiang

Transformer-based models achieve favorable performance in artistic style transfer recently thanks to its global receptive field and powerful multi-head/layer attention operations. Nevertheless, the over-paramerized multi-layer structure…

计算机视觉与模式识别 · 计算机科学 2023-04-25 Hao Tang , Songhua Liu , Tianwei Lin , Shaoli Huang , Fu Li , Dongliang He , Xinchao Wang

In this work we leverage commonsense knowledge in form of knowledge paths to establish connections between sentences, as a form of explicitation of implicit knowledge. Such connections can be direct (singlehop paths) or require intermediate…

计算与语言 · 计算机科学 2021-05-10 Maria Becker , Katharina Korfhage , Debjit Paul , Anette Frank

In order to learn quickly with few samples, meta-learning utilizes prior knowledge learned from previous tasks. However, a critical challenge in meta-learning is task uncertainty and heterogeneity, which can not be handled via globally…

机器学习 · 计算机科学 2019-11-19 Huaxiu Yao , Ying Wei , Junzhou Huang , Zhenhui Li

Learning long-range behaviors on complex high-dimensional agents is a fundamental problem in robot learning. For such tasks, we argue that transferring learned information from a morphologically simpler agent can massively improve the…

机器学习 · 计算机科学 2020-09-01 Donald J. Hejna , Pieter Abbeel , Lerrel Pinto

The cultivation of expertise for large language models (LLMs) to solve tasks of specific areas often requires special-purpose tuning with calibrated behaviors on the expected stable outputs. To avoid huge cost brought by manual preparation…

计算机视觉与模式识别 · 计算机科学 2024-09-10 Yuncheng Yang , Yulei Qin , Tong Wu , Zihan Xu , Gang Li , Pengcheng Guo , Hang Shao , Yuchen Shi , Ke Li , Xing Sun , Jie Yang , Yun Gu

Model distillation aims to distill the knowledge of a complex model into a simpler one. In this paper, we consider an alternative formulation called dataset distillation: we keep the model fixed and instead attempt to distill the knowledge…

机器学习 · 计算机科学 2020-02-26 Tongzhou Wang , Jun-Yan Zhu , Antonio Torralba , Alexei A. Efros

Knowledge Distillation is becoming one of the primary trends among neural network compression algorithms to improve the generalization performance of a smaller student model with guidance from a larger teacher model. This momentous rise in…

计算机视觉与模式识别 · 计算机科学 2021-10-26 Sumanth Chennupati , Mohammad Mahdi Kamani , Zhongwei Cheng , Lin Chen

The goal of meta-learning is to train a model on a variety of learning tasks, such that it can adapt to new problems within only a few iterations. Here we propose a principled information-theoretic model that optimally partitions the…

机器学习 · 统计学 2020-09-10 Heinke Hihn , Daniel A. Braun

Language-enabled AI systems can answer complex, multi-hop questions to high accuracy, but supporting answers with evidence is a more challenging task which is important for the transparency and trustworthiness to users. Prior work in this…

计算与语言 · 计算机科学 2022-01-11 Shane Storks , Qiaozi Gao , Aishwarya Reganti , Govind Thattai

Expanding existing learning systems to provide high-quality customized models for more domains, such as new users, is challenged by the limited labeled data and the data and device heterogeneities. While knowledge distillation methods could…

人工智能 · 计算机科学 2025-02-10 Gaole Dai , Huatao Xu , Yifan Yang , Rui Tan , Mo Li

In many real-world scenarios, data to train machine learning models becomes available over time. Unfortunately, these models struggle to continually learn new concepts without forgetting what has been learnt in the past. This phenomenon is…

计算与语言 · 计算机科学 2023-01-16 Beyza Ermis , Giovanni Zappella , Martin Wistuba , Aditya Rawal , Cedric Archambeau

Reinforcement learning has enjoyed multiple successes in recent years. However, these successes typically require very large amounts of data before an agent achieves acceptable performance. This paper introduces a novel way of combating…

人工智能 · 计算机科学 2018-05-14 Zhaodong Wang , Matthew E. Taylor

Few-shot meta-learning methods consider the problem of learning new tasks from a small, fixed number of examples, by meta-learning across static data from a set of previous tasks. However, in many real world settings, it is more natural to…

机器学习 · 计算机科学 2020-12-15 Tianhe Yu , Xinyang Geng , Chelsea Finn , Sergey Levine