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Multimodal Large Language Models (MLLMs) face significant computational overhead when processing long videos due to the massive number of visual tokens required. To improve efficiency, existing methods primarily reduce redundancy by pruning…

人工智能 · 计算机科学 2026-05-22 Bingjun Luo , Tony Wang , Chaoqi Chen , Xinpeng Ding

Efficient text embedding is crucial for large-scale natural language processing (NLP) applications, where storage and computational efficiency are key concerns. In this paper, we explore how using binary representations (barcodes) instead…

计算与语言 · 计算机科学 2025-07-24 Soumen Sinha , Shahryar Rahnamayan , Azam Asilian Bidgoli

This paper presents a computationally efficient yet powerful binary framework for robust facial representation based on image gradients. It is termed as structural binary gradient patterns (SBGP). To discover underlying local structures in…

计算机视觉与模式识别 · 计算机科学 2015-06-02 Weilin Huang , Hujun Yin

To jointly tackle the challenges of data and node heterogeneity in decentralized learning, we propose a distributed strong lottery ticket hypothesis (DSLTH), based on which a communication-efficient personalized learning algorithm is…

机器学习 · 计算机科学 2025-04-25 Zhuojun Tian , Zhaoyang Zhang , Yiwei Li , Mehdi Bennis

Low-light image super-resolution (LLISR) is essential for restoring fine visual details and perceptual quality under insufficient illumination conditions with ubiquitous low-resolution devices. Although pioneer methods achieve high…

计算机视觉与模式识别 · 计算机科学 2026-03-31 Ji-Xuan He , Jia-Cheng Zhao , Feng-Qi Cui , Jinyang Huang , Yang Liu , Sirui Zhao , Meng Li , Zhi Liu

Nearest-neighbor query processing is a fundamental operation for many image retrieval applications. Often, images are stored and represented by high-dimensional vectors that are generated by feature-extraction algorithms. Since tree-based…

数据库 · 计算机科学 2019-12-17 Omid Jafari , Khandker Mushfiqul Islam , Parth Nagarkar

A succinct histogram captures frequent items and their frequencies across clients and has become increasingly important for large-scale, privacy-sensitive machine learning applications. To develop a rigorous framework to guarantee privacy…

密码学与安全 · 计算机科学 2025-06-24 Hsuan-Po Liu , Hessam Mahdavifar

Data similarity (or distance) computation is a fundamental research topic which fosters a variety of similarity-based machine learning and data mining applications. In big data analytics, it is impractical to compute the exact similarity of…

数据结构与算法 · 计算机科学 2025-03-12 Wei Wu , Bin Li

Semantic segmentation has recently witnessed great progress. Despite the impressive overall results, the segmentation performance in some hard areas (e.g., small objects or thin parts) is still not promising. A straightforward solution is…

计算机视觉与模式识别 · 计算机科学 2023-05-16 Xin Xiao , Daiguo Zhou , Jiagao Hu , Yi Hu , Yongchao Xu

Persistence diagrams have been widely used to quantify the underlying features of filtered topological spaces in data visualization. In many applications, computing distances between diagrams is essential; however, computing these distances…

计算几何 · 计算机科学 2021-08-12 Yu Qin , Brittany Terese Fasy , Carola Wenk , Brian Summa

Significant progress has been made in semi-supervised hyperspectral image (HSI) classification regarding feature extraction and classification performance. However, due to high annotation costs and limited sample availability,…

计算机视觉与模式识别 · 计算机科学 2026-01-27 Yunfei Qiu , Qiqiong Ma , Tianhua Lv , Li Fang , Shudong Zhou , Wei Yao

In recent years, deep learning has presented a great advance in hyperspectral image (HSI) classification. Particularly, long short-term memory (LSTM), as a special deep learning structure, has shown great ability in modeling long-term…

计算机视觉与模式识别 · 计算机科学 2022-04-12 Wen-Shuai Hu , Heng-Chao Li , Lei Pan , Wei Li , Ran Tao , Qian Du

Nowadays the measure between heterogeneous data is still an open problem for cross-modal retrieval. The core of cross-modal retrieval is how to measure the similarity between different types of data. Many approaches have been developed to…

计算机视觉与模式识别 · 计算机科学 2022-01-31 Haoming Zhang , Xiao-Jun Wu , Tianyang Xu , Donglin Zhang

Locality-sensitive hashing (LSH) based frameworks have been used efficiently to select weight vectors in a dense hidden layer with high cosine similarity to an input, enabling dynamic pruning. While this type of scheme has been shown to…

机器学习 · 计算机科学 2023-06-06 Tahseen Rabbani , Marco Bornstein , Furong Huang

Locality-sensitive hashing (LSH) is a well-known solution for approximate nearest neighbor (ANN) search with theoretical guarantees. Traditional LSH-based methods mainly focus on improving the efficiency and accuracy of query phase by…

数据库 · 计算机科学 2026-03-27 Jiuqi Wei , Xiaodong Lee , Botao Peng , Quanqing Xu , Chuanhui Yang , Themis Palpanas

A new machine learning methodology, called successive subspace learning (SSL), is introduced in this work. SSL contains four key ingredients: 1) successive near-to-far neighborhood expansion; 2) unsupervised dimension reduction via subspace…

机器学习 · 计算机科学 2019-09-19 Yueru Chen , C. -C. Jay Kuo

In the recent years, pixel-based perceptual algorithms have been successfully applied for privacy-preserving deep learning (DL) based applications. However, their security has been broken in subsequent works by demonstrating a…

密码学与安全 · 计算机科学 2022-04-08 Ijaz Ahmad , Seokjoo Shin

Volumetric medical image segmentation is a fundamental problem in medical image analysis where the objective is to accurately classify a given 3D volumetric medical image with voxel-level precision. In this work, we propose a novel…

图像与视频处理 · 电气工程与系统科学 2024-10-22 Daniya Najiha Abdul Kareem , Mustansar Fiaz , Noa Novershtern , Jacob Hanna , Hisham Cholakkal

In this study, we evaluated four binarization methods. Locality-Sensitive Hashing (LSH), Iterative Quantization (ITQ), Kernel-based Supervised Hashing (KSH), and Supervised Discrete Hashing (SDH) on the ODIR dataset using deep feature…

图像与视频处理 · 电气工程与系统科学 2026-01-09 Nedim Muzoglu

Collecting and analyzing evolving longitudinal data has become a common practice. One possible approach to protect the users' privacy in this context is to use local differential privacy (LDP) protocols, which ensure the privacy protection…

密码学与安全 · 计算机科学 2023-02-22 Héber H. Arcolezi , Carlos Pinzón , Catuscia Palamidessi , Sébastien Gambs