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Pre-trained deep learning embeddings have consistently shown superior performance over handcrafted acoustic features in speech emotion recognition (SER). However, unlike acoustic features with clear physical meaning, these embeddings lack…

声音 · 计算机科学 2024-09-17 Satvik Dixit , Daniel M. Low , Gasser Elbanna , Fabio Catania , Satrajit S. Ghosh

In text recognition, self-supervised pre-training emerges as a good solution to reduce dependence on expansive annotated real data. Previous studies primarily focus on local visual representation by leveraging mask image modeling or…

计算机视觉与模式识别 · 计算机科学 2024-05-14 Zuan Gao , Yuxin Wang , Yadong Qu , Boqiang Zhang , Zixiao Wang , Jianjun Xu , Hongtao Xie

In this paper, we address a fundamental gap between pre-training and fine-tuning of deep neural networks: while pre-training has shifted from unimodal to multimodal learning with enhanced visual understanding, fine-tuning predominantly…

计算机视觉与模式识别 · 计算机科学 2026-01-30 Shohei Enomoto , Shin'ya Yamaguchi

This project intends to study the image representation based on attention mechanism and multimodal data. By adding multiple pattern layers to the attribute model, the semantic and hidden layers of image content are integrated. The word…

计算与语言 · 计算机科学 2024-06-14 Dan Sun , Yaxin Liang , Yining Yang , Yuhan Ma , Qishi Zhan , Erdi Gao

Federated Learning (FL) enables collaborative model training across decentralized clients without sharing private data. However, FL suffers from biased global models due to non-IID and long-tail data distributions. We propose…

机器学习 · 计算机科学 2026-01-08 Jingrui Zhang , Yimeng Xu , Shujie Li , Feng Liang , Haihan Duan , Yanjie Dong , Victor C. M. Leung , Xiping Hu

Word embeddings are effective intermediate representations for capturing semantic regularities between words, when learning the representations of text sequences. We propose to view text classification as a label-word joint embedding…

计算与语言 · 计算机科学 2018-05-14 Guoyin Wang , Chunyuan Li , Wenlin Wang , Yizhe Zhang , Dinghan Shen , Xinyuan Zhang , Ricardo Henao , Lawrence Carin

Recent algorithms in convolutional neural networks (CNN) considerably advance the fine-grained image classification, which aims to differentiate subtle differences among subordinate classes. However, previous studies have rarely focused on…

计算机视觉与模式识别 · 计算机科学 2016-03-14 Xiaofan Zhang , Feng Zhou , Yuanqing Lin , Shaoting Zhang

Word embeddings are trained to predict word cooccurrence statistics, which leads them to possess different lexical properties (syntactic, semantic, etc.) depending on the notion of context defined at training time. These properties manifest…

计算与语言 · 计算机科学 2020-11-06 Jingyi He , KC Tsiolis , Kian Kenyon-Dean , Jackie Chi Kit Cheung

We present MIX'EM, a novel solution for unsupervised image classification. MIX'EM generates representations that by themselves are sufficient to drive a general-purpose clustering algorithm to deliver high-quality classification. This is…

计算机视觉与模式识别 · 计算机科学 2020-10-06 Ali Varamesh , Tinne Tuytelaars

Deep learning models in medical imaging are susceptible to shortcut learning, relying on confounding metadata (e.g., scanner model) that is often encoded in image embeddings. The crucial question is whether the model actively utilizes this…

Semantic segmentation is the task of assigning a class-label to each pixel in an image. We propose a region-based semantic segmentation framework which handles both full and weak supervision, and addresses three common problems: (1) Objects…

计算机视觉与模式识别 · 计算机科学 2018-11-21 Holger Caesar , Jasper Uijlings , Vittorio Ferrari

This article presents an innovative study in exploring, evaluating, and implementing deep learning architectures for the calibration of multi-modal sensor systems. The focus behind this is to leverage the use of sensor fusion to achieve…

计算机视觉与模式识别 · 计算机科学 2024-09-24 Venkat Karramreddy , Liam Mitchell

Semi-supervised semantic segmentation aims to utilize limited labeled images and abundant unlabeled images to achieve label-efficient learning, wherein the weak-to-strong consistency regularization framework, popularized by FixMatch, is…

计算机视觉与模式识别 · 计算机科学 2023-12-15 Wentao Pan , Zhe Xu , Jiangpeng Yan , Zihan Wu , Raymond Kai-yu Tong , Xiu Li , Jianhua Yao

Natural Language Processing enables computers to understand human language by analysing and classifying text efficiently with deep-level grammatical and semantic features. Existing models capture features by learning from large corpora with…

计算与语言 · 计算机科学 2026-02-25 Azrin Sultana , Firoz Ahmed

The core of cross-modal matching is to accurately measure the similarity between different modalities in a unified representation space. However, compared to textual descriptions of a certain perspective, the visual modality has more…

计算机视觉与模式识别 · 计算机科学 2023-12-22 Wenzhang Wei , Zhipeng Gui , Changguang Wu , Anqi Zhao , Dehua Peng , Huayi Wu

In this paper, we propose a deep convolutional neural network for learning the embeddings of images in order to capture the notion of visual similarity. We present a deep siamese architecture that when trained on positive and negative pairs…

计算机视觉与模式识别 · 计算机科学 2019-01-14 Rishab Sharma , Anirudha Vishvakarma

Learner-item cognitive modeling plays a central role in the web-based online intelligent education system by enabling cognitive diagnosis (CD) across diverse online educational scenarios. Although ID embedding remains the mainstream…

计算与语言 · 计算机科学 2026-04-07 Yuanhao Liu , Zihan Zhou , Kaiying Wu , Shuo Liu , Yiyang Huang , Jiajun Guo , Aimin Zhou , Hong Qian

We present a novel method for jointly learning compositional and non-compositional phrase embeddings by adaptively weighting both types of embeddings using a compositionality scoring function. The scoring function is used to quantify the…

计算与语言 · 计算机科学 2016-06-09 Kazuma Hashimoto , Yoshimasa Tsuruoka

Fine-grained image classification has witnessed significant advancements with the advent of deep learning and computer vision technologies. However, the scarcity of detailed annotations remains a major challenge, especially in scenarios…

计算机视觉与模式识别 · 计算机科学 2026-05-20 Bowen Tian , Songning Lai , Lujundong Li , Zhihao Shuai , Runwei Guan , Tian Wu , Yutao Yue

Multimodal Large Language Models advance multimodal representation learning by acquiring transferable semantic embeddings, thereby substantially enhancing performance across a range of vision-language tasks, including cross-modal retrieval,…

计算机视觉与模式识别 · 计算机科学 2026-04-21 Da Li , Yuxiao Luo , Keping Bi , Jiafeng Guo , Wei Yuan , Biao Yang , Yan Wang , Fan Yang , Tingting Gao , Guorui Zhou