Results 51 to 60 of about 26,557 (311)

Towards Domain-Agnostic Contrastive Learning [PDF]

open access: yes, 2021
Despite recent successes, most contrastive self-supervised learning methods are domain-specific, relying heavily on data augmentation techniques that require knowledge about a particular domain, such as image cropping and rotation.
Kawaguchi, Kenji   +4 more
core  

SSCLNet: A Self-Supervised Contrastive Loss-Based Pre-Trained Network for Brain MRI Classification

open access: yesIEEE Access, 2023
Brain magnetic resonance images (MRI) convey vital information for making diagnostic decisions and are widely used to detect brain tumors. This research proposes a self-supervised pre-training method based on feature representation learning through ...
Animesh Mishra   +2 more
doaj   +1 more source

Faithful Contrastive Features in Learning [PDF]

open access: yesCognitive Science, 2006
AbstractThis article pursues the idea of inferring aspects of phonological underlying forms directly from surface contrasts by looking at optimality theoretic linguistic systems (Prince & Smolensky, 1993/2004). The main result proves that linguistic systems satisfying certain conditions have the faithful contrastive feature property: Whenever 2 ...
openaire   +2 more sources

Spectral Temporal Contrastive Learning

open access: yesCoRR, 2023
Accepted to Self-Supervised Learning - Theory and Practice, NeurIPS Workshop ...
Sacha Morin   +3 more
openaire   +2 more sources

Improving Graph Collaborative Filtering from the Perspective of User–Item Interaction Directly Using Contrastive Learning

open access: yesMathematics
Graph contrastive learning has demonstrated significant superiority for collaborative filtering. These methods typically use augmentation technology to generate contrastive views, and then train graph neural networks with contrastive learning as an ...
Jifeng Dong   +5 more
doaj   +1 more source

Conditional Contrastive Learning with Kernel

open access: yesCoRR, 2022
Conditional contrastive learning frameworks consider the conditional sampling procedure that constructs positive or negative data pairs conditioned on specific variables. Fair contrastive learning constructs negative pairs, for example, from the same gender (conditioning on sensitive information), which in turn reduces undesirable information from the ...
Yao-Hung Hubert Tsai   +6 more
openaire   +3 more sources

Generalization Analysis for Contrastive Representation Learning [PDF]

open access: yes, 2023
Recently, contrastive learning has found impressive success in advancing the state of the art in solving various machine learning tasks. However, the existing generalization analysis is very limited or even not meaningful.
Yang, Tianbao   +3 more
core   +1 more source

CC-GNN: A Clustering Contrastive Learning Network for Graph Semi-Supervised Learning

open access: yesIEEE Access
In graph modeling, scarcity of labeled data is a challenging issue. To address this issue, state-of-the-art graph models learn the representation of graph data via contrastive learning.
Peng Qin   +4 more
doaj   +1 more source

Robust age estimation model using group‐aware contrastive learning

open access: yesIET Image Processing, 2022
Although great efforts have been devoted to developing lightweight models for age estimation in recent works, the robustness is still unsatisfactory in unconstrained environments.
Xiaoqiang Li   +4 more
doaj   +1 more source

Contrastive Learning for Depth Prediction

open access: yes2023 IEEE/CVF Conference on Computer Vision and Pattern Recognition Workshops (CVPRW), 2023
Depth prediction is at the core of several computer vision applications, such as autonomous driving and robotics. It is often formulated as a regression task in which depth values are estimated through network layers. Unfortunately, the distribution of values on depth maps is seldom explored.
Fan, Rizhao   +2 more
openaire   +1 more source

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