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Previous work has proposed many new loss functions and regularizers that improve test accuracy on image classification tasks. However, it is not clear whether these loss functions learn better representations for downstream tasks. This…

计算机视觉与模式识别 · 计算机科学 2021-11-05 Simon Kornblith , Ting Chen , Honglak Lee , Mohammad Norouzi

Deep image prior (DIP) was recently introduced as an effective unsupervised approach for image restoration tasks. DIP represents the image to be recovered as the output of a deep convolutional neural network, and learns the network's…

图像与视频处理 · 电气工程与系统科学 2023-02-10 Riccardo Barbano , Johannes Leuschner , Maximilian Schmidt , Alexander Denker , Andreas Hauptmann , Peter Maaß , Bangti Jin

Applying a pre-trained large model to downstream tasks is prohibitive under resource-constrained conditions. Recent dominant approaches for addressing efficiency issues involve adding a few learnable parameters to the fixed backbone model.…

计算机视觉与模式识别 · 计算机科学 2023-11-21 Yangyang Guo , Guangzhi Wang , Mohan Kankanhalli

In recent years, domains such as natural language processing and image recognition have popularized the paradigm of using large datasets to pretrain representations that can be effectively transferred to downstream tasks. In this work we…

机器学习 · 计算机科学 2023-10-26 David Brandfonbrener , Ofir Nachum , Joan Bruna

Transfer of pre-trained representations can improve sample efficiency and reduce computational requirements for new tasks. However, representations used for transfer are usually generic, and are not tailored to a particular distribution of…

Inspired by the success of transfer learning in computer vision, roboticists have investigated visual pre-training as a means to improve the learning efficiency and generalization ability of policies learned from pixels. To that end, past…

计算机视觉与模式识别 · 计算机科学 2023-12-21 Kaylee Burns , Zach Witzel , Jubayer Ibn Hamid , Tianhe Yu , Chelsea Finn , Karol Hausman

Convolutional neural networks (CNNs) have so far been the de-facto model for visual data. Recent work has shown that (Vision) Transformer models (ViT) can achieve comparable or even superior performance on image classification tasks. This…

计算机视觉与模式识别 · 计算机科学 2022-03-07 Maithra Raghu , Thomas Unterthiner , Simon Kornblith , Chiyuan Zhang , Alexey Dosovitskiy

Recent work has shown that learned image compression strategies can outperform standard hand-crafted compression algorithms that have been developed over decades of intensive research on the rate-distortion trade-off. With growing…

图像与视频处理 · 电气工程与系统科学 2021-11-04 Felipe Codevilla , Jean Gabriel Simard , Ross Goroshin , Chris Pal

In human learning, it is common to use multiple sources of information jointly. However, most existing feature learning approaches learn from only a single task. In this paper, we propose a novel multi-task deep network to learn…

计算机视觉与模式识别 · 计算机科学 2017-11-27 Zhongzheng Ren , Yong Jae Lee

Pruning well-trained neural networks is effective to achieve a promising accuracy-efficiency trade-off in computer vision regimes. However, most of existing pruning algorithms only focus on the classification task defined on the source…

计算机视觉与模式识别 · 计算机科学 2022-02-24 Ruichen Li , Binghui Li , Qi Qian , Liwei Wang

Self-supervised learning has emerged as a powerful tool for pretraining deep networks on unlabeled data, prior to transfer learning of target tasks with limited annotation. The relevance between the pretraining pretext and target tasks is…

计算机视觉与模式识别 · 计算机科学 2024-04-09 Tianwei Zhang , Dong Wei , Mengmeng Zhu , Shi Gu , Yefeng Zheng

State-of-the-art LLMs often rely on scale with high computational costs, which has sparked a research agenda to reduce parameter counts and costs without significantly impacting performance. Our study focuses on Transformer-based LLMs,…

计算与语言 · 计算机科学 2024-07-25 Xiuying Wei , Skander Moalla , Razvan Pascanu , Caglar Gulcehre

Unsupervised pre-training approaches have achieved great success in many fields such as Computer Vision (CV), Natural Language Processing (NLP) and so on. However, compared to typical deep learning models, pre-training or even fine-tuning…

计算机视觉与模式识别 · 计算机科学 2023-02-22 Penghao Jiang , Xuanchen Hou , Yinsi Zhou

Recent advances in deep learning, in particular enabled by hardware advances and big data, have provided impressive results across a wide range of computational problems such as computer vision, natural language, or reinforcement learning.…

计算机视觉与模式识别 · 计算机科学 2021-12-23 Ileana Rugina , Rumen Dangovski , Mark Veillette , Pooya Khorrami , Brian Cheung , Olga Simek , Marin Soljačić

End-to-end speech-to-text translation can provide a simpler and smaller system but is facing the challenge of data scarcity. Pre-training methods can leverage unlabeled data and have been shown to be effective on data-scarce settings. In…

音频与语音处理 · 电气工程与系统科学 2020-10-27 Anne Wu , Changhan Wang , Juan Pino , Jiatao Gu

We present a deep learning-based multi-task approach for head pose estimation in images. We contribute with a network architecture and training strategy that harness the strong dependencies among face pose, alignment and visibility, to…

计算机视觉与模式识别 · 计算机科学 2022-02-07 Roberto Valle , José Miguel Buenaposada , Luis Baumela

Transformers demonstrate significant advantages as the building block of modern LLMs. In this work, we study the capacities of Transformers in performing unsupervised learning. We show that multi-layered Transformers, given a sufficiently…

机器学习 · 统计学 2025-01-14 Yihan He , Yuan Cao , Hong-Yu Chen , Dennis Wu , Jianqing Fan , Han Liu

Self-supervised representation learning in computer vision relies heavily on hand-crafted image transformations to learn meaningful and invariant features. However few extensive explorations of the impact of transformation design have been…

计算机视觉与模式识别 · 计算机科学 2023-04-25 Ihab Bendidi , Adrien Bardes , Ethan Cohen , Alexis Lamiable , Guillaume Bollot , Auguste Genovesio

Conventionally, image denoising and high-level vision tasks are handled separately in computer vision. In this paper, we cope with the two jointly and explore the mutual influence between them. First we propose a convolutional neural…

计算机视觉与模式识别 · 计算机科学 2018-04-18 Ding Liu , Bihan Wen , Xianming Liu , Zhangyang Wang , Thomas S. Huang

The data processing inequality is an information-theoretic principle stating that the information content of a signal cannot be increased by processing the observations. In particular, it suggests that there is no benefit in enhancing the…

机器学习 · 计算机科学 2025-12-25 Roy Turgeman , Tom Tirer