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CAD model retrieval to real-world scene observations has shown strong promise as a basis for 3D perception of objects and a clean, lightweight mesh-based scene representation; however, current approaches to retrieve CAD models to a query…

计算机视觉与模式识别 · 计算机科学 2022-03-25 Tim Beyer , Angela Dai

High-order tensor decomposition has been widely adopted to obtain compact deep neural networks for edge deployment. However, existing studies focus primarily on its algorithmic advantages such as accuracy and compression ratio-while…

硬件体系结构 · 计算机科学 2025-11-26 Jinsong Zhang , Minghe Li , Jiayi Tian , Jinming Lu , Zheng Zhang

Discovering governing Partial Differential Equations (PDEs) from sparse and noisy data is a challenging issue in data-driven scientific computing. Conventional sparse regression methods often suffer from two major limitations: (i) the…

机器学习 · 计算机科学 2026-03-25 Xinxin Li , Xingyu Cui , Jin Qi , Juan Zhang , Da Li , Junping Yin

Convolution is one of the most essential components of architectures used in computer vision. As machine learning moves towards reducing the expert bias and learning it from data, a natural next step seems to be learning convolution-like…

机器学习 · 计算机科学 2020-07-28 Behnam Neyshabur

Learned sparse retrieval (LSR) is a popular method for first-stage retrieval because it combines the semantic matching of language models with efficient CPU-friendly algorithms. Previous work aggregates blocks into "superblocks" to quickly…

信息检索 · 计算机科学 2026-02-04 Parker Carlson , Wentai Xie , Rohil Shah , Tao Yang

In this paper, we address the design of lightweight deep learning-based edge detection. The deep learning technology offers a significant improvement on the edge detection accuracy. However, typical neural network designs have very high…

计算机视觉与模式识别 · 计算机科学 2020-12-16 Jan Kristanto Wibisono , Hsueh-Ming Hang

Dense Retrieval (DR) has achieved state-of-the-art first-stage ranking effectiveness. However, the efficiency of most existing DR models is limited by the large memory cost of storing dense vectors and the time-consuming nearest neighbor…

信息检索 · 计算机科学 2021-10-13 Jingtao Zhan , Jiaxin Mao , Yiqun Liu , Jiafeng Guo , Min Zhang , Shaoping Ma

Building dense retrievers requires a series of standard procedures, including training and validating neural models and creating indexes for efficient search. However, these procedures are often misaligned in that training objectives do not…

计算与语言 · 计算机科学 2022-10-26 Gyuwan Kim , Jinhyuk Lee , Barlas Oguz , Wenhan Xiong , Yizhe Zhang , Yashar Mehdad , William Yang Wang

We apply two sparse reconstruction techniques, the least absolute shrinkage and selection operator (LASSO) and the sparse exponential mode analysis (SEMA), to two-dimensional (2D) spectroscopy. The algorithms are first tested on model data,…

信号处理 · 电气工程与系统科学 2020-07-01 Zhengjun Wang , Shiwen Lei , Khadga Jung Karki , Andreas Jakobsson , Tönu Pullerits

Multi-vector dense models, such as ColBERT, have proven highly effective in information retrieval. ColBERT's late interaction scoring approximates the joint query-document attention seen in cross-encoders while maintaining inference…

Typical Magnetic Resonance Imaging (MRI) scan may take 20 to 60 minutes. Reducing MRI scan time is beneficial for both patient experience and cost considerations. Accelerated MRI scan may be achieved by acquiring less amount of k-space data…

图像与视频处理 · 电气工程与系统科学 2020-01-15 Pak Lun Kevin Ding , Zhiqiang Li , Yuxiang Zhou , Baoxin Li

This paper introduces Sparsified Late Interaction for Multi-vector (SLIM) retrieval with inverted indexes. Multi-vector retrieval methods have demonstrated their effectiveness on various retrieval datasets, and among them, ColBERT is the…

信息检索 · 计算机科学 2023-05-10 Minghan Li , Sheng-Chieh Lin , Xueguang Ma , Jimmy Lin

DETR is the first end-to-end object detector using a transformer encoder-decoder architecture and demonstrates competitive performance but low computational efficiency on high resolution feature maps. The subsequent work, Deformable DETR,…

计算机视觉与模式识别 · 计算机科学 2022-03-07 Byungseok Roh , JaeWoong Shin , Wuhyun Shin , Saehoon Kim

Sparse autoencoders have become a standard tool for uncovering interpretable latent representations in neural networks. Yet salient concepts often span manifolds that current linear methods cannot capture without post hoc analysis. This…

机器学习 · 计算机科学 2026-05-12 Thomas Dooms , Ward Gauderis , Geraint Wiggins , Jose Oramas

Speech 'in-the-wild' is a handicap for speaker recognition systems due to the variability induced by real-life conditions, such as environmental noise and the emotional state of the speaker. Taking advantage of the principles of…

音频与语音处理 · 电气工程与系统科学 2022-05-17 Esther Rituerto-González , Carmen Peláez-Moreno

Deep neural networks (DNNs) have great potential to solve many real-world problems, but they usually require an extensive amount of computation and memory. It is of great difficulty to deploy a large DNN model to a single resource-limited…

计算机视觉与模式识别 · 计算机科学 2023-02-23 Minghai Qin , Chao Sun , Jaco Hofmann , Dejan Vucinic

Ultrafast diffraction imaging is a powerful tool to retrieve the geometric structure of gas-phase molecules with combined picometre spatial and attosecond temporal resolution. However, structural retrieval becomes progressively difficult…

化学物理 · 物理学 2021-10-13 Xinyao Liu , Kasra Amini , Aurelien Sanchez , Blanca Belsa , Tobias Steinle , Jens Biegert

Entity linking aims to link ambiguous mentions to their corresponding entities in a knowledge base. One of the key challenges comes from insufficient labeled data for specific domains. Although dense retrievers have achieved excellent…

计算与语言 · 计算机科学 2023-10-20 Yulin Chen , Zhenran Xu , Baotian Hu , Min Zhang

Recurrence equations lie at the heart of many computational paradigms including dynamic programming, graph analysis, and linear solvers. These equations are often expensive to compute and much work has gone into optimizing them for…

编程语言 · 计算机科学 2023-09-12 Shiv Sundram , Muhammad Usman Tariq , Fredrik Kjolstad

In complex visual recognition tasks it is typical to adopt multiple descriptors, that describe different aspects of the images, for obtaining an improved recognition performance. Descriptors that have diverse forms can be fused into a…

计算机视觉与模式识别 · 计算机科学 2015-06-15 Jayaraman J. Thiagarajan , Karthikeyan Natesan Ramamurthy , Andreas Spanias