English
Related papers

Related papers: A Semantic Indexing Structure for Image Retrieval

200 papers

Multi-index fusion has demonstrated impressive performances in retrieval task by integrating different visual representations in a unified framework. However, previous works mainly consider propagating similarities via neighbor structure,…

Computer Vision and Pattern Recognition · Computer Science 2017-09-28 Zhizhong Zhang , Yuan Xie , Wensheng Zhang , Qi Tian

Deep learning has not been routinely employed for semantic segmentation of seabed environment for synthetic aperture sonar (SAS) imagery due to the implicit need of abundant training data such methods necessitate. Abundant training data,…

Computer Vision and Pattern Recognition · Computer Science 2021-08-02 Yung-Chen Sun , Isaac D. Gerg , Vishal Monga

A novel multi-focus image fusion algorithm performed in spatial domain based on similarity characteristics is proposed incorporating with region segmentation. In this paper, a new similarity measure is developed based on the structural…

Computer Vision and Pattern Recognition · Computer Science 2022-02-01 Ya-Qiong Zhang , Xiao-Jun Wu , Hui Li

Most of the research in content-based image retrieval (CBIR) focus on developing robust feature representations that can effectively retrieve instances from a database of images that are visually similar to a query. However, the retrieved…

Computer Vision and Pattern Recognition · Computer Science 2023-08-17 Aishwarya Venkataramanan , Martin Laviale , Cédric Pradalier

This paper presents a novel method for efficient image retrieval, based on a simple and effective hashing of CNN features and the use of an indexing structure based on Bloom filters. These filters are used as gatekeepers for the database of…

Multimedia · Computer Science 2016-05-04 Andrea Salvi , Simone Ercoli , Marco Bertini , Alberto Del Bimbo

Deep learning based image compressed sensing (CS) has achieved great success. However, existing CS systems mainly adopt a fixed measurement matrix to images, ignoring the fact the optimal measurement numbers and bases are different for…

Image and Video Processing · Electrical Eng. & Systems 2023-07-12 Bowen Zhang , Zhijin Qin , Geoffrey Ye Li

In this paper, we rethink sparse lexical representations for image retrieval. By utilizing multi-modal large language models (M-LLMs) that support visual prompting, we can extract image features and convert them into textual data, enabling…

Computer Vision and Pattern Recognition · Computer Science 2024-08-30 Kengo Nakata , Daisuke Miyashita , Youyang Ng , Yasuto Hoshi , Jun Deguchi

Hashing methods have been widely used for efficient similarity retrieval on large scale image database. Traditional hashing methods learn hash functions to generate binary codes from hand-crafted features, which achieve limited accuracy…

Computer Vision and Pattern Recognition · Computer Science 2017-11-08 Jian Zhang , Yuxin Peng

Semantic image segmentation, the process of classifying each pixel in an image into a particular class, plays an important role in many visual understanding systems. As the predominant criterion for evaluating the performance of statistical…

Computer Vision and Pattern Recognition · Computer Science 2023-12-12 Reza Azad , Moein Heidary , Kadir Yilmaz , Michael Hüttemann , Sanaz Karimijafarbigloo , Yuli Wu , Anke Schmeink , Dorit Merhof

Many early neural Information Retrieval (NeurIR) methods are re-rankers that rely on a traditional first-stage retriever due to expensive query time computations. Recently, representation-based retrievers have gained much attention, which…

Information Retrieval · Computer Science 2023-11-28 Sibo Dong , Justin Goldstein , Grace Hui Yang

Today's conventional search engines hardly do provide the essential content relevant to the user's search query. This is because the context and semantics of the request made by the user is not analyzed to the full extent. So here the need…

Information Retrieval · Computer Science 2012-07-25 Swathi Rajasurya , Tamizhamudhu Muralidharan , Sandhiya Devi , S. Swamynathan

The Structural Similarity (SSIM) Index is a very widely used image/video quality model that continues to play an important role in the perceptual evaluation of compression algorithms, encoding recipes and numerous other image/video…

Image and Video Processing · Electrical Eng. & Systems 2021-02-12 Abhinau K. Venkataramanan , Chengyang Wu , Alan C. Bovik , Ioannis Katsavounidis , Zafar Shahid

Recent neural architecture search (NAS) based approaches have made great progress in hyperspectral image (HSI) classification tasks. However, the architectures are usually optimized independently of the network weights, increasing searching…

Computer Vision and Pattern Recognition · Computer Science 2023-04-25 Di Wang , Bo Du , Liangpei Zhang , Dacheng Tao

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

Size uniformity is one of the main criteria of superpixel methods. But size uniformity rarely conforms to the varying content of an image. The chosen size of the superpixels therefore represents a compromise - how to obtain the fewest…

Computer Vision and Pattern Recognition · Computer Science 2016-11-29 Radhakrishna Achanta , Pablo Márquez-Neila , Pascal Fua , Sabine Süsstrunk

Image retrieval remains a challenging task due to the complex interaction between human visual perception, memory, and computational processes. Current image search engines often struggle to efficiently retrieve images based on natural…

Information Retrieval · Computer Science 2025-04-16 Abraham Itzhak Weinberg

Hash coding has been widely used in the approximate nearest neighbor search for large-scale image retrieval. Recently, many deep hashing methods have been proposed and shown largely improved performance over traditional…

Computer Vision and Pattern Recognition · Computer Science 2019-10-18 Zheng Zhang , Qin Zou , Yuewei Lin , Long Chen , Song Wang

Quantifying image complexity at the entity level is straightforward, but the assessment of semantic complexity has been largely overlooked. In fact, there are differences in semantic complexity across images. Images with richer semantics…

Computer Vision and Pattern Recognition · Computer Science 2025-02-25 Xiujie Song , Xiaoyi Pang , Haifeng Tang , Mengyue Wu , Kenny Q. Zhu

This paper outlines a conceptual framework for understanding recent developments in information retrieval and natural language processing that attempts to integrate dense and sparse retrieval methods. I propose a representational approach…

Information Retrieval · Computer Science 2021-12-30 Jimmy Lin

Across the natural and life sciences, images have become a primary measurement modality, yet the dominant analytic paradigm remains semantics-first. Structure is recovered by predicting or enforcing domain-specific labels. This paradigm…

Computer Vision and Pattern Recognition · Computer Science 2026-02-18 Jan Bumberger
‹ Prev 1 3 4 5 6 7 10 Next ›