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Text-based person search aims to retrieve the matched pedestrians from a large-scale image database according to the text description. The core difficulty of this task is how to extract effective details from pedestrian images and texts,…

计算机视觉与模式识别 · 计算机科学 2024-12-31 Wei Shen , Ming Fang , Yuxia Wang , Jiafeng Xiao , Diping Li , Huangqun Chen , Ling Xu , Weifeng Zhang

Although Contrastive Language-Image Pre-training (CLIP) exhibits strong performance across diverse vision tasks, its application to person representation learning faces two critical challenges: (i) the scarcity of large-scale annotated…

计算机视觉与模式识别 · 计算机科学 2025-09-12 Tianlu Zheng , Yifan Zhang , Xiang An , Ziyong Feng , Kaicheng Yang , Qichuan Ding

Most existing text recognition methods are trained on large-scale synthetic datasets due to the scarcity of labeled real-world datasets. Synthetic images, however, cannot faithfully reproduce real-world scenarios, such as uneven…

计算机视觉与模式识别 · 计算机科学 2025-05-13 Zhengmi Tang , Yuto Mitsui , Tomo Miyazaki , Shinichiro Omachi

We propose a unified representation learning framework to address the Cross Model Compatibility (CMC) problem in the context of visual search applications. Cross compatibility between different embedding models enables the visual search…

计算机视觉与模式识别 · 计算机科学 2020-08-12 Chien-Yi Wang , Ya-Liang Chang , Shang-Ta Yang , Dong Chen , Shang-Hong Lai

Recently multi-lingual pre-trained language models (PLM) such as mBERT and XLM-R have achieved impressive strides in cross-lingual dense retrieval. Despite its successes, they are general-purpose PLM while the multilingual PLM tailored for…

计算与语言 · 计算机科学 2025-09-08 Shunyu Zhang , Yaobo Liang , Ming Gong , Daxin Jiang , Nan Duan

Most multi-view clustering methods are limited by shallow models without sound nonlinear information perception capability, or fail to effectively exploit complementary information hidden in different views. To tackle these issues, we…

机器学习 · 计算机科学 2022-10-14 Fu Lele , Zhang Lei , Yang Jinghua , Chen Chuan , Zhang Chuanfu , Zheng Zibin

In contrastive self-supervised learning, the common way to learn discriminative representation is to pull different augmented "views" of the same image closer while pushing all other images further apart, which has been proven to be…

计算机视觉与模式识别 · 计算机科学 2022-12-14 Kaiyou Song , Shan Zhang , Zihao An , Zimeng Luo , Tong Wang , Jin Xie

Statistical Shape Modeling (SSM) effectively analyzes anatomical variations within populations but is limited by the need for manual localization and segmentation, which relies on scarce medical expertise. Recent advances in deep learning…

计算机视觉与模式识别 · 计算机科学 2024-07-10 Janmesh Ukey , Tushar Kataria , Shireen Y. Elhabian

Given a descriptive text query, text-based person search (TBPS) aims to retrieve the best-matched target person from an image gallery. Such a cross-modal retrieval task is quite challenging due to significant modality gap, fine-grained…

计算机视觉与模式识别 · 计算机科学 2023-11-16 Hefeng Wu , Weifeng Chen , Zhibin Liu , Tianshui Chen , Zhiguang Chen , Liang Lin

Text-based person search (TBPS) aims to retrieve specific images of individuals from large datasets using textual descriptions. Existing TBPS methods focus primarily on identifying explicit positive attributes, often neglecting the critical…

计算机视觉与模式识别 · 计算机科学 2026-05-15 Yuchuan Deng , Zhanpeng Hu , Zijie Xin , Chuang Deng , Qijun Zhao

Finding target persons in full scene images with a query of text description has important practical applications in intelligent video surveillance.However, different from the real-world scenarios where the bounding boxes are not available,…

计算机视觉与模式识别 · 计算机科学 2024-02-27 Shizhou Zhang , De Cheng , Wenlong Luo , Yinghui Xing , Duo Long , Hao Li , Kai Niu , Guoqiang Liang , Yanning Zhang

A lack of corpora has so far limited advances in integrating human gaze data as a supervisory signal in neural attention mechanisms for natural language processing(NLP). We propose a novel hybrid text saliency model(TSM) that, for the first…

计算与语言 · 计算机科学 2020-10-28 Ekta Sood , Simon Tannert , Philipp Mueller , Andreas Bulling

Nowadays, cross-modal retrieval plays an indispensable role to flexibly find information across different modalities of data. Effectively measuring the similarity between different modalities of data is the key of cross-modal retrieval.…

计算机视觉与模式识别 · 计算机科学 2017-08-17 Yuxin Peng , Jinwei Qi , Yuxin Yuan

Representation learning is a key element of state-of-the-art deep learning approaches. It enables to transform raw data into structured vector space embeddings. Such embeddings are able to capture the distributional semantics of their…

计算与语言 · 计算机科学 2019-10-22 Achim Rettinger , Viktoria Bogdanova , Philipp Niemann

With growing public safety demands, text-based person anomaly search has emerged as a critical task, aiming to retrieve individuals with abnormal behaviors via natural language descriptions. Unlike conventional person search, this task…

计算机视觉与模式识别 · 计算机科学 2025-09-08 Hao Ju , Hu Zhang , Zhedong Zheng

This paper presents a novel training method, Conditional Masked Language Modeling (CMLM), to effectively learn sentence representations on large scale unlabeled corpora. CMLM integrates sentence representation learning into MLM training by…

计算与语言 · 计算机科学 2021-09-13 Ziyi Yang , Yinfei Yang , Daniel Cer , Jax Law , Eric Darve

Learning unified text embeddings that excel across diverse downstream tasks is a central goal in representation learning, yet negative transfer remains a persistent obstacle. This challenge is particularly pronounced when jointly training a…

计算与语言 · 计算机科学 2025-09-30 Bowen Zhang , Zixin Song , Chunquan Chen , Qian-Wen Zhang , Di Yin , Xing Sun

Despite the continuous efforts in improving both the effectiveness and efficiency of code search, two issues remained unsolved. First, programming languages have inherent strong structural linkages, and feature mining of code as text form…

软件工程 · 计算机科学 2022-08-09 Yi Hu , Bo Cai , Yaoxiang Yu

We present SWIM (See What I Mean), a novel training strategy that aligns vision and language representations to enable fine-grained object understanding solely from textual prompts. Unlike existing approaches that require explicit visual…

计算机视觉与模式识别 · 计算机科学 2026-05-19 Boyuan Sun , Bowen Yin , Yuanming Li , Xihan Wei , Qibin Hou

Multimodal representation learning has shown promising improvements on various vision-language tasks. Most existing methods excel at building global-level alignment between vision and language while lacking effective fine-grained image-text…

计算机视觉与模式识别 · 计算机科学 2023-06-16 Zijia Zhao , Longteng Guo , Xingjian He , Shuai Shao , Zehuan Yuan , Jing Liu