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Related papers: Visual Reranking with Improved Image Graph

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In this paper, we propose a new, scalable approach for the task of object based image search or object recognition. Despite the very large literature existing on the scalability issues in CBIR in the sense of retrieval approaches, the…

Multimedia · Computer Science 2014-04-24 Svebor Karaman , Jenny Benois-Pineau , Rémi Mégret

The past decade has seen the growing popularity of Bag of Features (BoF) approaches to many computer vision tasks, including image classification, video search, robot localization, and texture recognition. Part of the appeal is simplicity.…

Computer Vision and Pattern Recognition · Computer Science 2011-01-19 Stephen O'Hara , Bruce A. Draper

Localizing pre-visited places during long-term simultaneous localization and mapping, i.e. loop closure detection (LCD), is a crucial technique to correct accumulated inconsistencies. As one of the most effective and efficient solutions,…

Computer Vision and Pattern Recognition · Computer Science 2021-08-02 Haosong Yue , Jinyu Miao , Weihai Chen , Wei Wang , Fanghong Guo , Zhengguo Li

In this paper, we propose a new multi-layer structural approach for the task of object based image retrieval. In our work we tackle the problem of structural organization of local features. The structural features we propose are nested…

Multimedia · Computer Science 2014-05-15 Svebor Karaman , Jenny Benois-Pineau , Rémi Mégret , Aurélie Bugeau

Visual retrieval tasks such as image retrieval and person re-identification (Re-ID) aim at effectively and thoroughly searching images with similar content or the same identity. After obtaining retrieved examples, re-ranking is a widely…

Computer Vision and Pattern Recognition · Computer Science 2023-06-16 Yuqi Zhang , Qi Qian , Hongsong Wang , Chong Liu , Weihua Chen , Fan Wang

In the Bag-of-Words (BoW) model based image retrieval task, the precision of visual matching plays a critical role in improving retrieval performance. Conventionally, local cues of a keypoint are employed. However, such strategy does not…

Computer Vision and Pattern Recognition · Computer Science 2014-06-03 Liang Zheng , Shengjin Wang , Fei He , Qi Tian

In this paper, we explore and evaluate the use of ranking-based objective functions for learning simultaneously a word string and a word image encoder. We consider retrieval frameworks in which the user expects a retrieval list ranked…

Computer Vision and Pattern Recognition · Computer Science 2021-06-10 Pau Riba , Adrià Molina , Lluis Gomez , Oriol Ramos-Terrades , Josep Lladós

Bag-of-Visual-Words (BoVW) approach has been widely used in the recent years for image classification purposes. However, the limitations regarding optimal feature selection, clustering technique, the lack of spatial organization of the data…

Computer Vision and Pattern Recognition · Computer Science 2018-10-02 Dawood Al Chanti , Alice Caplier

Real-world applications could benefit from the ability to automatically retarget an image to different aspect ratios and resolutions, while preserving its visually and semantically important content. However, not all images can be equally…

Computer Vision and Pattern Recognition · Computer Science 2019-08-08 Fan Tang , Weiming Dong , Yiping Meng , Chongyang Ma , Fuzhang Wu , Xinrui Li , Tong-Yee Lee

Computational visual aesthetics has recently become an active research area. Existing state-of-art methods formulate this as a binary classification task where a given image is predicted to be beautiful or not. In many applications such as…

Computer Vision and Pattern Recognition · Computer Science 2017-04-06 Parag S. Chandakkar , Vijetha Gattupalli , Baoxin Li

The Bag--of--Visual--Words (BoVW) is a visual description technique that aims at shortening the semantic gap by partitioning a low--level feature space into regions of the feature space that potentially correspond to visual concepts and by…

Computer Vision and Pattern Recognition · Computer Science 2017-03-17 Antonio Foncubierta-Rodríguez , Henning Müller , Adrien Depeursinge

Re-ranking utilizes contextual information to optimize the initial ranking list of person or vehicle re-identification (re-ID), which boosts the retrieval performance at post-processing steps. This paper proposes a re-ranking network to…

Computer Vision and Pattern Recognition · Computer Science 2022-03-22 Yunhao Zhou , Yi Wang , Lap-Pui Chau

In Bag-of-Words (BoW) based image retrieval, the SIFT visual word has a low discriminative power, so false positive matches occur prevalently. Apart from the information loss during quantization, another cause is that the SIFT feature only…

Computer Vision and Pattern Recognition · Computer Science 2014-04-15 Liang Zheng , Shengjin Wang , Ziqiong Liu , Qi Tian

Image retrieval remains a fundamental yet challenging problem in computer vision. While recent advances in Multimodal Large Language Models (MLLMs) have demonstrated strong reasoning capabilities, existing methods typically employ them only…

Computer Vision and Pattern Recognition · Computer Science 2025-09-19 Shangrong Wu , Yanghong Zhou , Yang Chen , Feng Zhang , P. Y. Mok

Learning image representations without human supervision is an important and active research field. Several recent approaches have successfully leveraged the idea of making such a representation invariant under different types of…

Computer Vision and Pattern Recognition · Computer Science 2021-11-01 Spyros Gidaris , Andrei Bursuc , Gilles Puy , Nikos Komodakis , Matthieu Cord , Patrick Pérez

We propose an efficient pipeline for large-scale landmark image retrieval that addresses the diversity of the dataset through two-stage discriminative re-ranking. Our approach is based on embedding the images in a feature-space using a…

Computer Vision and Pattern Recognition · Computer Science 2020-03-26 Shuhei Yokoo , Kohei Ozaki , Edgar Simo-Serra , Satoshi Iizuka

This paper addresses the problem of semantic-based image retrieval of natural scenes. A typical content-based image retrieval system deals with the query image and images in the dataset as a collection of low-level features and retrieves a…

Computer Vision and Pattern Recognition · Computer Science 2022-10-18 Yousef Alqasrawi

Recently, neural models for information retrieval are becoming increasingly popular. They provide effective approaches for product search due to their competitive advantages in semantic matching. However, it is challenging to use…

Information Retrieval · Computer Science 2019-01-25 Yuan Zhang , Dong Wang , Yan Zhang

Research on automated image enhancement has gained momentum in recent years, partially due to the need for easy-to-use tools for enhancing pictures captured by ubiquitous cameras on mobile devices. Many of the existing leading methods…

Computer Vision and Pattern Recognition · Computer Science 2017-04-06 Parag S. Chandakkar , Baoxin Li

Medical Image Retrieval is a challenging field in Visual information retrieval, due to the multi-dimensional and multi-modal context of the underlying content. Traditional models often fail to take the intrinsic characteristics of data into…

Computer Vision and Pattern Recognition · Computer Science 2020-07-21 Sowmya Kamath S , Karthik K