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相关论文: Sketch Less for More: On-the-Fly Fine-Grained Sket…

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Linear sketching and recovery of sparse vectors with randomly constructed sparse matrices has numerous applications in several areas, including compressive sensing, data stream computing, graph sketching, and combinatorial group testing.…

数值分析 · 数学 2014-02-07 Bubacarr Bah , Luca Baldassarre , Volkan Cevher

In the field of Image-Text Retrieval (ITR), recent advancements have leveraged large-scale Vision-Language Pretraining (VLP) for Fine-Grained (FG) instance-level retrieval, achieving high accuracy at the cost of increased computational…

信息检索 · 计算机科学 2026-01-19 Mikel Williams-Lekuona , Georgina Cosma

Contrastive Language-Image Pre-training (CLIP) excels in multimodal tasks such as image-text retrieval and zero-shot classification but struggles with fine-grained understanding due to its focus on coarse-grained short captions. To address…

计算机视觉与模式识别 · 计算机科学 2025-05-22 Chunyu Xie , Bin Wang , Fanjing Kong , Jincheng Li , Dawei Liang , Gengshen Zhang , Dawei Leng , Yuhui Yin

With such a massive growth in the number of images stored, efficient search in a database has become a crucial endeavor managed by image retrieval systems. Image Retrieval with Relevance Feedback (IRRF) involves iterative human interaction…

计算机视觉与模式识别 · 计算机科学 2023-12-19 Boaz Lerner , Nir Darshan , Rami Ben-Ari

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

We present differentiable point-based inverse rendering, DPIR, an analysis-by-synthesis method that processes images captured under diverse illuminations to estimate shape and spatially-varying BRDF. To this end, we adopt point-based…

计算机视觉与模式识别 · 计算机科学 2024-03-26 Hoon-Gyu Chung , Seokjun Choi , Seung-Hwan Baek

Sketch-based algorithms for network traffic monitoring have drawn increasing interest in recent years due to their sub-linear memory efficiency and high accuracy. As the volume of network traffic grows, software-based sketch implementations…

硬件体系结构 · 计算机科学 2025-04-28 Zhaoyang Han , Yicheng Qian , Michael Zink , Miriam Leeser

Deep neural networks have become a mainstream approach to interactive segmentation. As we show in our experiments, while for some images a trained network provides accurate segmentation result with just a few clicks, for some unknown…

计算机视觉与模式识别 · 计算机科学 2020-08-26 Konstantin Sofiiuk , Ilia Petrov , Olga Barinova , Anton Konushin

The explosive increase and ubiquitous accessibility of visual data on the Web have led to the prosperity of research activity in image search or retrieval. With the ignorance of visual content as a ranking clue, methods with text search…

多媒体 · 计算机科学 2017-09-05 Wengang Zhou , Houqiang Li , Qi Tian

Powered by multimodal text-to-image priors, diffusion-based super-resolution excels at synthesizing intricate details; however, models trained on synthetic low-resolution (LR) and high-resolution (HR) image pairs often degrade when applied…

计算机视觉与模式识别 · 计算机科学 2026-04-17 Zihao Fan , Xin Lu , Yidi Liu , Jie Huang , Dong Li , Xueyang Fu , Baocai Yin

The human visual system is remarkable in learning new visual concepts from just a few examples. This is precisely the goal behind few-shot class incremental learning (FSCIL), where the emphasis is additionally placed on ensuring the model…

计算机视觉与模式识别 · 计算机科学 2022-03-29 Ayan Kumar Bhunia , Viswanatha Reddy Gajjala , Subhadeep Koley , Rohit Kundu , Aneeshan Sain , Tao Xiang , Yi-Zhe Song

Sketch-based face recognition is an interesting task in vision and multimedia research, yet it is quite challenging due to the great difference between face photos and sketches. In this paper, we propose a novel approach for photo-sketch…

计算机视觉与模式识别 · 计算机科学 2015-04-14 Liliang Zhang , Liang Lin , Xian Wu , Shengyong Ding , Lei Zhang

Single-photon light detection and ranging (lidar) captures depth and intensity information of a 3D scene. Reconstructing a scene from observed photons is a challenging task due to spurious detections associated with background illumination…

图像与视频处理 · 电气工程与系统科学 2022-03-03 Julián Tachella , Michael P. Sheehan , Mike E. Davies

Conventional existing retrieval methods in remote sensing (RS) are often based on a uni-modal data retrieval framework. In this work, we propose a novel inter-modal triplet-based zero-shot retrieval scheme utilizing a sketch-based…

计算机视觉与模式识别 · 计算机科学 2021-04-22 Ushasi Chaudhuri , Biplab Banerjee , Avik Bhattacharya , Mihai Datcu

Content-Based Image Retrieval (CBIR) systems are powerful search tools in image databases that have been little applied to hyperspectral images. Relevance feedback (RF) is an iterative process that uses machine learning techniques and…

信息检索 · 计算机科学 2014-03-18 Miguel Angel Veganzones , Mihai Datcu , Manuel Graña

We investigate composed image retrieval with text feedback. Users gradually look for the target of interest by moving from coarse to fine-grained feedback. However, existing methods merely focus on the latter, i.e., fine-grained search, by…

计算机视觉与模式识别 · 计算机科学 2024-01-31 Yiyang Chen , Zhedong Zheng , Wei Ji , Leigang Qu , Tat-Seng Chua

With the rapid advancement of large language models (LLMs), growing efforts have been made on LLM-based table retrieval. However, existing studies typically focus on single-table query, and implement it by similarity matching after encoding…

信息检索 · 计算机科学 2026-03-31 Chaojie Sun , Bin Cao , Tiantian Li , Chenyu Hou , Ruizhe Li , Jing Fan

We revisit data selection in a modern context of finetuning from a fundamental perspective. Extending the classical wisdom of variance minimization in low dimensions to high-dimensional finetuning, our generalization analysis unveils the…

机器学习 · 计算机科学 2025-02-10 Yijun Dong , Hoang Phan , Xiang Pan , Qi Lei

3D reconstruction of high-resolution target remains a challenge task due to the large memory required from the large input image size. Recently developed learning based algorithms provide promising reconstruction performance than…

计算机视觉与模式识别 · 计算机科学 2025-03-11 Yanwei Wang

Existing approaches to federated learning suffer from a communication bottleneck as well as convergence issues due to sparse client participation. In this paper we introduce a novel algorithm, called FetchSGD, to overcome these challenges.…

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