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Related papers: RBIR Based on Signature Graph

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In this paper we present a fully trainable binarization solution for degraded document images. Unlike previous attempts that often used simple features with a series of pre- and post-processing, our solution encodes all heuristics about…

Computer Vision and Pattern Recognition · Computer Science 2015-05-05 Yue Wu , Stephen Rawls , Wael AbdAlmageed , Premkumar Natarajan

Digital libraries store images which can be highly degraded and to index this kind of images we resort to word spot- ting as our information retrieval system. Information retrieval for handwritten document images is more challenging due to…

Computer Vision and Pattern Recognition · Computer Science 2016-04-22 Sounak Dey , Anguelos Nicolaou , Josep Llados , Umapada Pal

This paper proposes a novel zero-shot composed image retrieval (CIR) method considering the query-target relationship by masked image-text pairs. The objective of CIR is to retrieve the target image using a query image and a query text.…

Computer Vision and Pattern Recognition · Computer Science 2024-06-28 Huaying Zhang , Rintaro Yanagi , Ren Togo , Takahiro Ogawa , Miki Haseyama

The performance of neural networks in content-based image retrieval (CBIR) is highly influenced by the chosen loss (objective) function. The majority of objective functions for neural models can be divided into metric learning and…

Computer Vision and Pattern Recognition · Computer Science 2023-06-06 Alexandru Ghita , Radu Tudor Ionescu

Composed image retrieval (CIR) is the task of retrieving specific images by using a query that involves both a reference image and a relative caption. Most existing CIR models adopt the late-fusion strategy to combine visual and language…

Computer Vision and Pattern Recognition · Computer Science 2023-10-10 Yang Bai , Xinxing Xu , Yong Liu , Salman Khan , Fahad Khan , Wangmeng Zuo , Rick Siow Mong Goh , Chun-Mei Feng

Detection and description of keypoints from an image is a well-studied problem in Computer Vision. Some methods like SIFT, SURF or ORB are computationally really efficient. This paper proposes a solution for a particular case study on…

Computer Vision and Pattern Recognition · Computer Science 2020-06-05 Ibon Merino , Jon Azpiazu , Anthony Remazeilles , Basilio Sierra

Composed image retrieval (CIR) allows a user to locate a target image by applying a fine-grained textual edit (e.g., ``turn the dress blue'' or ``remove stripes'') to a reference image. Zero-shot CIR, which embeds the image and the text…

Computer Vision and Pattern Recognition · Computer Science 2025-06-10 Santhosh Kakarla , Gautama Shastry Bulusu Venkata

Learning the similarity between remote sensing (RS) images forms the foundation for content-based RS image retrieval (CBIR). Recently, deep metric learning approaches that map the semantic similarity of images into an embedding (metric)…

Computer Vision and Pattern Recognition · Computer Science 2021-11-10 Gencer Sumbul , Mahdyar Ravanbakhsh , Begüm Demir

This paper proposes a spatial feature extraction method based on energy of the features for classification of the hyperspectral data. A proposed orthogonal filter set extracts spatial features with maximum energy from the principal…

Computer Vision and Pattern Recognition · Computer Science 2018-07-25 Hamid Reza Shahdoosti

The task of person re-identification (ReID) is to match images of the same person over multiple non-overlapping camera views. Due to the variations in visual factors, previous works have investigated how the person identity, body parts, and…

Computer Vision and Pattern Recognition · Computer Science 2021-04-20 Binh X. Nguyen , Binh D. Nguyen , Tuong Do , Erman Tjiputra , Quang D. Tran , Anh Nguyen

Image-based retrieval in large Earth observation archives is challenging because one needs to navigate across thousands of candidate matches only with the query image as a guide. By using text as information supporting the visual query, the…

Computer Vision and Pattern Recognition · Computer Science 2024-10-28 Li Mi , Xianjie Dai , Javiera Castillo-Navarro , Devis Tuia

Document image retrieval (DIR) aims to retrieve document images from a gallery according to a given query. Existing DIR methods are primarily based on image queries that retrieve documents within the same coarse semantic category, e.g.,…

Computer Vision and Pattern Recognition · Computer Science 2025-12-24 Hao Guo , Xugong Qin , Jun Jie Ou Yang , Peng Zhang , Gangyan Zeng , Yubo Li , Hailun Lin

The motivation of this paper is to address the problem of registering airborne LiDAR data and optical aerial or satellite imagery acquired from different platforms, at different times, with different points of view and levels of detail. In…

Computer Vision and Pattern Recognition · Computer Science 2019-11-28 Thanh Huy Nguyen , Sylvie Daniel , Didier Gueriot , Christophe Sintes , Jean-Marc Le Caillec

Hashing methods have been recently found very effective in retrieval of remote sensing (RS) images due to their computational efficiency and fast search speed. The traditional hashing methods in RS usually exploit hand-crafted features to…

Computer Vision and Pattern Recognition · Computer Science 2021-01-07 Subhankar Roy , Enver Sangineto , Begüm Demir , Nicu Sebe

Despite the dominance of convolutional and transformer-based architectures in image-to-image retrieval, these models are prone to biases arising from low-level visual features, such as color. Recognizing the lack of semantic understanding…

Computer Vision and Pattern Recognition · Computer Science 2025-05-23 Nikolaos Chaidos , Angeliki Dimitriou , Maria Lymperaiou , Giorgos Stamou

An attractive approach for fast search in image databases is binary hashing, where each high-dimensional, real-valued image is mapped onto a low-dimensional, binary vector and the search is done in this binary space. Finding the optimal…

Machine Learning · Computer Science 2015-01-23 Miguel Á. Carreira-Perpiñán , Ramin Raziperchikolaei

This paper presents a novel graph-theoretic deep representation learning method in the framework of multi-label remote sensing (RS) image retrieval problems. The proposed method aims to extract and exploit multi-label co-occurrence…

Computer Vision and Pattern Recognition · Computer Science 2021-11-09 Gencer Sumbul , Begüm Demir

Most techniques approach the problem of image forgery localization as a binary segmentation task, training neural networks to label original areas as 0 and forged areas as 1. In contrast, we tackle this issue from a more fundamental…

Computer Vision and Pattern Recognition · Computer Science 2024-12-12 Myung-Joon Kwon , Wonjun Lee , Seung-Hun Nam , Minji Son , Changick Kim

Composed Image Retrieval (CIR) aims to retrieve a target image based on a query composed of a reference image, and a relative caption that specifies the desired modification. Despite the rapid development of CIR models, their performance is…

Computer Vision and Pattern Recognition · Computer Science 2026-04-15 Yikun Liu , Jiangchao Yao , Weidi Xie , Yanfeng Wang

This paper proposes a novel location-aware deep-learning-based single image reflection removal method. Our network has a reflection detection module to regress a probabilistic reflection confidence map, taking multi-scale Laplacian features…

Computer Vision and Pattern Recognition · Computer Science 2021-08-20 Zheng Dong , Ke Xu , Yin Yang , Hujun Bao , Weiwei Xu , Rynson W. H. Lau