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Self-supervised learning has shown its great potential to extract powerful visual representations without human annotations. Various works are proposed to deal with self-supervised learning from different perspectives: (1) contrastive…

计算机视觉与模式识别 · 计算机科学 2022-07-06 Chenxin Tao , Honghui Wang , Xizhou Zhu , Jiahua Dong , Shiji Song , Gao Huang , Jifeng Dai

Accurate segmentation of retinal fluids in 3D Optical Coherence Tomography images is key for diagnosis and personalized treatment of eye diseases. While deep learning has been successful at this task, trained supervised models often fail…

Contrastive learning has achieved remarkable success in representation learning via self-supervision in unsupervised settings. However, effectively adapting contrastive learning to supervised learning tasks remains as a challenge in…

计算与语言 · 计算机科学 2022-01-24 Qianben Chen , Richong Zhang , Yaowei Zheng , Yongyi Mao

Most previous approaches for analyzing food images have relied on extensively annotated datasets, resulting in significant human labeling expenses due to the varied and intricate nature of such images. Inspired by the effectiveness of…

计算机视觉与模式识别 · 计算机科学 2023-10-10 Xinda Liu , Yaohui Zhu , Linhu Liu , Jiang Tian , Lili Wang

Self-supervised learning (SSL) has demonstrated its effectiveness in learning representations through comparison methods that align with human intuition. However, mainstream SSL methods heavily rely on high body datasets with single label,…

计算机视觉与模式识别 · 计算机科学 2025-07-01 Jiale Chen

In recent times, contrastive learning based loss functions have become increasingly popular for visual self-supervised representation learning owing to their state-of-the-art (SOTA) performance. Most of the modern contrastive learning…

计算机视觉与模式识别 · 计算机科学 2024-10-31 Chaitanya Animesh , Manmohan Chandraker

Contrastive representation learning is crucial in time series analysis as it alleviates the issue of data noise and incompleteness as well as sparsity of supervision signal. However, existing constrastive learning frameworks usually focus…

机器学习 · 计算机科学 2024-06-26 Haozhi Gao , Qianqian Ren , Jinbao Li

The major paradigm of applying a pre-trained language model to downstream tasks is to fine-tune it on labeled task data, which often suffers instability and low performance when the labeled examples are scarce.~One way to alleviate this…

计算与语言 · 计算机科学 2021-06-07 Ruikun Luo , Guanhuan Huang , Xiaojun Quan

Pseudo-labeling is the most adopted method for pre-training automatic speech recognition (ASR) models. However, its performance suffers from the supervised teacher model's degrading quality in low-resource setups and under domain transfer.…

计算与语言 · 计算机科学 2021-03-10 Alex Xiao , Christian Fuegen , Abdelrahman Mohamed

Internet of Things (IoT) deployments operate in nonstationary, dynamic environments where factors such as sensor drift, evolving user behavior, and heterogeneous user privacy requirements can affect application utility. Continual learning…

机器学习 · 计算机科学 2026-02-05 Ajesh Koyatan Chathoth

While state-of-the-art contrastive Self-Supervised Learning (SSL) models produce results competitive with their supervised counterparts, they lack the ability to infer latent variables. In contrast, prescribed latent variable (LV) models…

机器学习 · 计算机科学 2021-12-01 Jason Ramapuram , Dan Busbridge , Xavier Suau , Russ Webb

Learning effective visual representations without human supervision is a long-standing problem in computer vision. Recent advances in self-supervised learning algorithms have utilized contrastive learning, with methods such as SimCLR, which…

计算机视觉与模式识别 · 计算机科学 2022-02-02 Jansel Herrera-Gerena , Ramakrishnan Sundareswaran , John Just , Matthew Darr , Ali Jannesari

Recommender systems are widely deployed in various web environments, and self-supervised learning (SSL) has recently attracted significant attention in this field. Contrastive learning (CL) stands out as a major SSL paradigm due to its…

信息检索 · 计算机科学 2025-01-17 Yu Zhang , Lei Sang , Yi Zhang , Yiwen Zhang , Yun Yang

Sequential recommender systems (SRS) are designed to predict users' future behaviors based on their historical interaction data. Recent research has increasingly utilized contrastive learning (CL) to leverage unsupervised signals to…

信息检索 · 计算机科学 2024-03-19 Peilin Zhou , You-Liang Huang , Yueqi Xie , Jingqi Gao , Shoujin Wang , Jae Boum Kim , Sunghun Kim

Self-supervised learning aims to extract meaningful features from unlabeled data for further downstream tasks. In this paper, we consider classification as a downstream task in phase 2 and develop rigorous theories to realize the factors…

机器学习 · 计算机科学 2023-05-18 Ngoc N. Tran , Son Duong , Hoang Phan , Tung Pham , Dinh Phung , Trung Le

Contrastive learning has moved the state of the art for many tasks in computer vision and information retrieval in recent years. This poster is the first work that applies supervised contrastive learning to the task of product matching in…

机器学习 · 计算机科学 2022-05-03 Ralph Peeters , Christian Bizer

Visual recognition is recently learned via either supervised learning on human-annotated image-label data or language-image contrastive learning with webly-crawled image-text pairs. While supervised learning may result in a more…

计算机视觉与模式识别 · 计算机科学 2022-04-08 Jianwei Yang , Chunyuan Li , Pengchuan Zhang , Bin Xiao , Ce Liu , Lu Yuan , Jianfeng Gao

We present Cycle-Contrastive Learning (CCL), a novel self-supervised method for learning video representation. Following a nature that there is a belong and inclusion relation of video and its frames, CCL is designed to find correspondences…

计算机视觉与模式识别 · 计算机科学 2020-10-29 Quan Kong , Wenpeng Wei , Ziwei Deng , Tomoaki Yoshinaga , Tomokazu Murakami

Machine learning algorithms are improving rapidly, but annotating training data remains a bottleneck for many applications. In this paper, we show how real data can be used for self-supervised learning without any transformations by taking…

机器学习 · 计算机科学 2023-11-22 Dominique Nshimyimana , Vitor Fortes Rey , Paul Lukowic

Automated Human Activity Recognition has long been a problem of great interest in human-centered and ubiquitous computing. In the last years, a plethora of supervised learning algorithms based on deep neural networks has been suggested to…

计算机视觉与模式识别 · 计算机科学 2022-10-10 Bulat Khaertdinov , Stylianos Asteriadis