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Implementing cross-modal hashing between 2D images and 3D point-cloud data is a growing concern in real-world retrieval systems. Simply applying existing cross-modal approaches to this new task fails to adequately capture latent multi-modal…

计算机视觉与模式识别 · 计算机科学 2024-08-13 Rukai Wei , Heng Cui , Yu Liu , Yufeng Hou , Yanzhao Xie , Ke Zhou

Masked Diffusion Models (MDMs) offer a promising alternative to autoregressive language models by enabling parallel token generation and bidirectional context modeling. However, their inference speed is significantly limited by the…

机器学习 · 计算机科学 2026-04-08 Satyam Goyal , Kushal Patel , Tanush Mittal , Arjun Laxman

Hashing-based methods seek compact and efficient binary codes that preserve the neighborhood structure in the original data space. For most existing hashing methods, an image is first encoded as a vector of hand-crafted visual feature,…

计算机视觉与模式识别 · 计算机科学 2015-07-17 Guoqiang Zhong , Pan Yang , Sijiang Wang , Junyu Dong

Cross-modality fusing complementary information of multispectral remote sensing image pairs can improve the perception ability of detection algorithms, making them more robust and reliable for a wider range of applications, such as…

计算机视觉与模式识别 · 计算机科学 2021-12-07 Qingyun Fang , Zhaokui Wang

Federated Learning (FL) enables edge devices to collaboratively learn a global model, but it may not perform well when clients have high data heterogeneity. In this paper, we propose a dynamic clustering algorithm for personalized federated…

机器学习 · 计算机科学 2025-08-05 Heting Liu , Junzhe Huang , Fang He , Guohong Cao

Predictive Autoscaling is used to forecast the workloads of servers and prepare the resources in advance to ensure service level objectives (SLOs) in dynamic cloud environments. However, in practice, its prediction task often suffers from…

机器学习 · 计算机科学 2023-09-06 Hongyan Hao , Zhixuan Chu , Shiyi Zhu , Gangwei Jiang , Yan Wang , Caigao Jiang , James Zhang , Wei Jiang , Siqiao Xue , Jun Zhou

Recent advancements in multimodal foundation models (e.g., CLIP) have excelled in zero-shot generalization. Prompt tuning involved in the knowledge transfer from foundation models to downstream tasks has gained significant attention…

计算机视觉与模式识别 · 计算机科学 2023-12-07 Xuejing Liu , Wei Tang , Jinghui Lu , Rui Zhao , Zhaojun Guo , Fei Tan

We present CadLLM, a training-free method to accelerate the inference throughput of diffusion-based LLMs (dLLMs). We first investigate the dynamic nature of token unmasking confidence across blocks and steps. Based on this observation, we…

Cross-modal retrieval has become a highlighted research topic for retrieval across multimedia data such as image and text. A two-stage learning framework is widely adopted by most existing methods based on Deep Neural Network (DNN): The…

多媒体 · 计算机科学 2017-08-09 Yuxin Peng , Jinwei Qi , Xin Huang , Yuxin Yuan

Large pre-trained Vision-Language Models (VLMs), such as Contrastive Language-Image Pre-training (CLIP), have exhibited remarkable zero-shot performance across various image classification tasks. Fine-tuning these models on domain-specific…

分布式、并行与集群计算 · 计算机科学 2025-05-27 Mengjun Yi , Hanwen Zhang , Hui Dou , Jian Zhao , Furao Shen

One of the most pressing threats to computing systems is software vulnerabilities, which can compromise both hardware and software components. Existing methods for vulnerability detection remain suboptimal. Traditional techniques are both…

密码学与安全 · 计算机科学 2023-09-28 Jin Wang , Zishan Huang , Hengli Liu , Nianyi Yang , Yinhao Xiao

Decentralized deep learning plays a key role in collaborative model training due to its attractive properties, including tolerating high network latency and less prone to single-point failures. Unfortunately, such a training mode is more…

密码学与安全 · 计算机科学 2022-07-12 Guowen Xu , Guanlin Li , Shangwei Guo , Tianwei Zhang , Hongwei Li

Federated learning (FL) has emerged as a powerful paradigm for learning from decentralized data, and federated domain generalization further considers the test dataset (target domain) is absent from the decentralized training data (source…

机器学习 · 计算机科学 2024-03-14 Sikai Bai , Jie Zhang , Shuaicheng Li , Song Guo , Jingcai Guo , Jun Hou , Tao Han , Xiaocheng Lu

In this work, we propose Dimple, the first Discrete Diffusion Multimodal Large Language Model (DMLLM). We observe that training with a purely discrete diffusion approach leads to significant training instability, suboptimal performance, and…

计算机视觉与模式识别 · 计算机科学 2025-05-27 Runpeng Yu , Xinyin Ma , Xinchao Wang

Reinforcement learning from human feedback (RLHF) is a crucial technique in aligning large language models (LLMs) with human preferences, ensuring these LLMs behave in beneficial and comprehensible ways to users. However, a longstanding…

人工智能 · 计算机科学 2024-03-27 Feiteng Fang , Liang Zhu , Min Yang , Xi Feng , Jinchang Hou , Qixuan Zhao , Chengming Li , Xiping Hu , Ruifeng Xu

Learning by integrating multiple heterogeneous data sources is a common requirement in many tasks. Collective Matrix Factorization (CMF) is a technique to learn shared latent representations from arbitrary collections of matrices. It can be…

机器学习 · 计算机科学 2021-09-29 Ragunathan Mariappan , Vaibhav Rajan

A new compression method called difference-Huffman coding (DHC) is introduced in this paper. It is verified empirically that DHC results in a smaller multidimensional physical representation than those for other previously published…

数据库 · 计算机科学 2011-04-21 István Szépkúti

This paper focuses on robust stability and $H_\infty$ performance analyses of hybrid continuous/discrete time linear multi-rate control systems in the presence of parametric uncertainties. These affect the continuous-time plant in a…

系统与控制 · 电气工程与系统科学 2024-07-08 Jean-Marc Biannic , Clément Roos , Christelle Cumer

Federated learning (FL) and federated distillation (FD) are distributed learning paradigms that train UE models with enhanced privacy, each offering different trade-offs between noise robustness and learning speed. To mitigate their…

机器学习 · 计算机科学 2026-01-09 Yongjun Kim , Hyeongjun Park , Hwanjin Kim , Junil Choi

Autoregressive large language models (LLMs) deliver strong performance but require inherently sequential decoding, leading to high inference latency and poor GPU utilization. Speculative decoding mitigates this bottleneck by using a fast…

计算与语言 · 计算机科学 2026-05-29 Jian Chen , Yesheng Liang , Zhijian Liu