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The paper approaches the binary signature for each image based on the percentage of the pixels in each color images, at the same time the paper builds a similar measure between images based on EMD (Earth Mover's Distance). Besides, the…

计算机视觉与模式识别 · 计算机科学 2015-06-04 Thanh Manh Le , Thanh The Van

The efficacy of zero-shot sketch-based image retrieval (ZS-SBIR) models is governed by two challenges. The immense distributions-gap between the sketches and the images requires a proper domain alignment. Moreover, the fine-grained nature…

计算机视觉与模式识别 · 计算机科学 2022-01-19 Ushasi Chaudhuri , Ruchika Chavan , Biplab Banerjee , Anjan Dutta , Zeynep Akata

A novel efficient method for content-based image retrieval (CBIR) is developed in this paper using both texture and color features. Our motivation is to represent and characterize an input image by a set of local descriptors extracted at…

计算机视觉与模式识别 · 计算机科学 2017-03-06 Minh-Tan Pham , Grégoire Mercier , Lionel Bombrun , Julien Michel

BERT based ranking models have achieved superior performance on various information retrieval tasks. However, the large number of parameters and complex self-attention operation come at a significant latency overhead. To remedy this, recent…

信息检索 · 计算机科学 2021-10-06 Nachshon Cohen , Amit Portnoy , Besnik Fetahu , Amir Ingber

The integral image, an intermediate image representation, has found extensive use in multi-scale local feature detection algorithms, such as Speeded-Up Robust Features (SURF), allowing fast computation of rectangular features at constant…

计算机视觉与模式识别 · 计算机科学 2015-10-20 Shoaib Ehsan , Adrian F. Clark , Naveed ur Rehman , Klaus D. McDonald-Maier

Although image super-resolution (SR) problem has experienced unprecedented restoration accuracy with deep neural networks, it has yet limited versatile applications due to the substantial computational costs. Since different input images…

计算机视觉与模式识别 · 计算机科学 2024-04-05 Cheeun Hong , Kyoung Mu Lee

The Composed Image Retrieval (CIR) task aims to retrieve target images using a composed query consisting of a reference image and a modified text. Advanced methods often utilize contrastive learning as the optimization objective, which…

计算机视觉与模式识别 · 计算机科学 2024-08-08 Zhangchi Feng , Richong Zhang , Zhijie Nie

Contrastive Language and Image Pairing (CLIP), a transformative method in multimedia retrieval, typically trains two neural networks concurrently to generate joint embeddings for text and image pairs. However, when applied directly, these…

计算机视觉与模式识别 · 计算机科学 2024-09-04 Konstantin Schall , Kai Uwe Barthel , Nico Hezel , Klaus Jung

Composed Image Retrieval (CIR) is a challenging multimodal task that retrieves a target image based on a reference image and accompanying modification text. Due to the high cost of annotating CIR triplet datasets, zero-shot (ZS) CIR has…

计算机视觉与模式识别 · 计算机科学 2025-04-28 Yabing Wang , Zhuotao Tian , Qingpei Guo , Zheng Qin , Sanping Zhou , Ming Yang , Le Wang

Composed Image Retrieval (CIR) is a multimodal retrieval task where a query consists of a reference image and a textual modification, and the goal is to retrieve a target image satisfying both. In principle, strong performance on CIR…

Modern medical image segmentation methods primarily use discrete representations in the form of rasterized masks to learn features and generate predictions. Although effective, this paradigm is spatially inflexible, scales poorly to…

计算机视觉与模式识别 · 计算机科学 2024-03-22 Yejia Zhang , Pengfei Gu , Nishchal Sapkota , Danny Z. Chen

The advent of large scale multimedia databases has led to great challenges in content-based image retrieval (CBIR). Even though CBIR is considered an emerging field of research, however it constitutes a strong background for new…

计算机视觉与模式识别 · 计算机科学 2010-12-24 Nadia Baaziz , Omar Abahmane , Rokia Missaoui

SfM (Structure from Motion) has been extensively used for UAV (Unmanned Aerial Vehicle) image orientation. Its efficiency is directly influenced by feature matching. Although image retrieval has been extensively used for match pair…

计算机视觉与模式识别 · 计算机科学 2023-07-11 San Jiang , Yichen Ma , Qingquan Li , Wanshou Jiang , Bingxuan Guo , Lelin Li , Lizhe Wang

The query-by-image video retrieval (QBIVR) task has been attracting considerable research attention recently. However, most existing methods represent a video by either aggregating or projecting all its frames into a single datum point,…

多媒体 · 计算机科学 2016-12-07 Ruicong Xu , Yang Yang , Yadan Luo , Fumin Shen , Zi Huang , Heng Tao Shen

Growing demand for sustainable logistics and higher space utilization, driven by e-commerce and urbanization, increases the need for storage systems that are both energy- and space-efficient. Compact storage systems aim to maximize space…

计算复杂性 · 计算机科学 2025-10-16 Malte Fliedner , Julian Golak , Yağmur Gül , Simone Neumann

Compressed sensing (CS) has become a popular field in the last two decades to represent and reconstruct a sparse signal with much fewer samples than the signal itself. Although regular images are not sparse on their own, many can be…

图像与视频处理 · 电气工程与系统科学 2020-12-15 Xianping Li , Teresa Wu

While raw images have distinct advantages over sRGB images, e.g., linearity and fine-grained quantization levels, they are not widely adopted by general users due to their substantial storage requirements. Very recent studies propose to…

计算机视觉与模式识别 · 计算机科学 2023-06-22 Yufei Wang , Yi Yu , Wenhan Yang , Lanqing Guo , Lap-Pui Chau , Alex C. Kot , Bihan Wen

The cost-effective visual representation and fast query-by-example search are two challenging goals that should be maintained for web-scale visual retrieval tasks on moderate hardware. This paper introduces a fast and robust method that…

计算机视觉与模式识别 · 计算机科学 2020-12-15 Savas Ozkan , Gozde Bozdagi Akar

Sketch has been employed as an effective communicative tool to express the abstract and intuitive meanings of object. Recognizing the free-hand sketch drawing is extremely useful in many real-world applications. While content-based sketch…

计算机视觉与模式识别 · 计算机科学 2019-05-28 Peng Lu , Hangyu Lin , Yanwei Fu , Shaogang Gong , Yu-Gang Jiang , Xiangyang Xue

Recent works in image captioning have shown very promising raw performance. However, we realize that most of these encoder-decoder style networks with attention do not scale naturally to large vocabulary size, making them difficult to be…

计算机视觉与模式识别 · 计算机科学 2019-06-13 Jia Huei Tan , Chee Seng Chan , Joon Huang Chuah