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The crux of learning vision-language models is to extract semantically aligned information from visual and linguistic data. Existing attempts usually face the problem of coarse alignment, e.g., the vision encoder struggles in localizing an…

Computer Vision and Pattern Recognition · Computer Science 2024-03-27 Qinying Liu , Wei Wu , Kecheng Zheng , Zhan Tong , Jiawei Liu , Yu Liu , Wei Chen , Zilei Wang , Yujun Shen

A large number of real-world graphs or networks are inherently heterogeneous, involving a diversity of node types and relation types. Heterogeneous graph embedding is to embed rich structural and semantic information of a heterogeneous…

Social and Information Networks · Computer Science 2020-04-01 Xinyu Fu , Jiani Zhang , Ziqiao Meng , Irwin King

Many real-world data can be represented as heterogeneous graphs with different types of nodes and connections. Heterogeneous graph neural network model aims to embed nodes or subgraphs into low-dimensional vector space for various…

Artificial Intelligence · Computer Science 2024-12-24 Xinjun Cai , Jiaxing Shang , Fei Hao , Dajiang Liu , Linjiang Zheng

In this paper, we propose a novel framework to automatically utilize task-dependent semantic information which is encoded in heterogeneous information networks (HINs). Specifically, we search for a meta graph, which can capture more complex…

Machine Learning · Computer Science 2021-09-28 Yuhui Ding , Quanming Yao , Huan Zhao , Tong Zhang

The growing interests and applications of graph learning in diverse domains have propelled the development of a unified model generalizing well across different graphs and tasks, known as the Graph Foundation Model (GFM). Existing research…

Machine Learning · Computer Science 2025-06-17 Trung-Kien Nguyen , Heng Ping , Shixuan Li , Peiyu Zhang , Nikos Kanakaris , Nicholas Kotov , Paul Bogdan

Image Retrieval is a fundamental task of obtaining images similar to the query one from a database. A common image retrieval practice is to firstly retrieve candidate images via similarity search using global image features and then re-rank…

Computer Vision and Pattern Recognition · Computer Science 2021-08-12 Min Yang , Dongliang He , Miao Fan , Baorong Shi , Xuetong Xue , Fu Li , Errui Ding , Jizhou Huang

With the rapid growth of multimedia data, such as image and text, it is a highly challenging problem to effectively correlate and retrieve the data of different media types. Naturally, when correlating an image with textual description,…

Multimedia · Computer Science 2018-04-26 Jinwei Qi , Yuxin Peng , Yuxin Yuan

Modeling temporal multimodal data poses significant challenges in classification tasks, particularly in capturing long-range temporal dependencies and intricate cross-modal interactions. Audiovisual data, as a representative example, is…

Machine Learning · Computer Science 2025-08-05 Feng Xu , Hui Wang , Yuting Huang , Danwei Zhang , Zizhu Fan

The ability to describe images with natural language sentences is the hallmark for image and language understanding. Such a system has wide ranging applications such as annotating images and using natural sentences to search for images.In…

Machine Learning · Computer Science 2016-01-15 Afroze Ibrahim Baqapuri

Network embedding in heterogeneous information networks (HINs) is a challenging task, due to complications of different node types and rich relationships between nodes. As a result, conventional network embedding techniques cannot work on…

Social and Information Networks · Computer Science 2018-03-08 Daokun Zhang , Jie Yin , Xingquan Zhu , Chengqi Zhang

Image fusion aims to synthesize a single high-quality image from a pair of inputs captured under challenging conditions, such as differing exposure levels or focal depths. A core challenge lies in effectively handling disparities in dynamic…

Computer Vision and Pattern Recognition · Computer Science 2025-12-24 Mingwei Tang , Jiahao Nie , Guang Yang , Ziqing Cui , Jie Li

Deep neural networks have greatly promoted the performance of single image super-resolution (SISR). Conventional methods still resort to restoring the single high-resolution (HR) solution only based on the input of image modality. However,…

Computer Vision and Pattern Recognition · Computer Science 2022-07-15 Chenxi Ma , Bo Yan , Qing Lin , Weimin Tan , Siming Chen

This paper presents a new method to extract image low-level features, namely mix histogram (MH), for content-based image retrieval. Since color and edge orientation features are important visual information which help the human visual…

Computer Vision and Pattern Recognition · Computer Science 2019-09-24 Mohammad Rezaei , Ali Ahmadi , Navid Naderi

Deep multi-task learning attracts much attention in recent years as it achieves good performance in many applications. Feature learning is important to deep multi-task learning for sharing common information among tasks. In this paper, we…

Machine Learning · Computer Science 2020-02-13 Pengxin Guo , Chang Deng , Linjie Xu , Xiaonan Huang , Yu Zhang

Composed Image Retrieval (CIR) enables image search by combining a reference image with modification text. Intrinsic noise in CIR triplets incurs intrinsic uncertainty and threatens the model's robustness. Probabilistic learning approaches…

Computer Vision and Pattern Recognition · Computer Science 2026-01-23 Haomiao Tang , Jinpeng Wang , Minyi Zhao , Guanghao Meng , Ruisheng Luo , Long Chen , Shu-Tao Xia

Text-to-Image Person Retrieval (TIPR) is a cross-modal matching task designed to identify the person images that best correspond to a given textual description. The key difficulty in TIPR is to realize robust correspondence between the…

Computer Vision and Pattern Recognition · Computer Science 2025-12-30 Hao Yin , Xin Man , Feiyu Chen , Jie Shao , Heng Tao Shen

With the daily influx of 3D data on the internet, text-3D retrieval has gained increasing attention. However, current methods face two major challenges: Hierarchy Representation Collapse (HRC) and Redundancy-Induced Saliency Dilution…

Computer Vision and Pattern Recognition · Computer Science 2025-11-17 Wenrui Li , Yidan Lu , Yeyu Chai , Rui Zhao , Hengyu Man , Xiaopeng Fan

Context modeling is one of the most fertile subfields of visual recognition which aims at designing discriminant image representations while incorporating their intrinsic and extrinsic relationships. However, the potential of context…

Computer Vision and Pattern Recognition · Computer Science 2020-12-22 Mingyuan Jiu , Hichem Sahbi

Synthesizing high-quality realistic images from text descriptions is a challenging task. Existing text-to-image Generative Adversarial Networks generally employ a stacked architecture as the backbone yet still remain three flaws. First, the…

Computer Vision and Pattern Recognition · Computer Science 2022-10-18 Ming Tao , Hao Tang , Fei Wu , Xiao-Yuan Jing , Bing-Kun Bao , Changsheng Xu

This work considers the problem of heterogeneous graph-level anomaly detection. Heterogeneous graphs are commonly used to represent behaviours between different types of entities in complex industrial systems for capturing as much…

Machine Learning · Computer Science 2023-08-29 Jiaxi Li , Guansong Pang , Ling Chen , Mohammad-Reza Namazi-Rad