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Variational Quantum Algorithms (VQAs) are promising methods for solving combinatorial optimization problems on noisy intermediate-scale quantum (NISQ) devices. However, benchmarking VQAs is difficult due to their stochastic behavior and the…

Vector quantization (VQ) transforms continuous image features into discrete representations, providing compressed, tokenized inputs for generative models. However, VQ-based frameworks suffer from several issues, such as non-smooth latent…

计算机视觉与模式识别 · 计算机科学 2025-11-11 Sicheng Yang , Xing Hu , Qiang Wu , Dawei Yang

Diagnosis results are highly dependent on the volume of test set. To derive the most efficient test set, we propose several machine learning based methods to predict the minimum amount of test data that produces relatively accurate…

机器学习 · 计算机科学 2020-10-30 Kaiming Fu , Yulu Jin , Zhousheng Chen

Cylindrical Algebraic Decomposition (CAD) was the first practical means for doing real quantifier elimination (QE), and is still a major method, with many improvements since Collins' original method. Nevertheless, its complexity is…

符号计算 · 计算机科学 2023-12-08 James H. Davenport , Zak P. Tonks , Ali K. Uncu

We consider vector-quantized (VQ) transmission of compressed sensing (CS) measurements over noisy channels. Adopting mean-square error (MSE) criterion to measure the distortion between a sparse vector and its reconstruction, we derive…

信息论 · 计算机科学 2014-05-01 Amirpasha Shirazinia , Saikat Chatterjee , Mikael Skoglund

Modern deep neural networks exhibit heterogeneity across numerous layers of various types such as residuals, multi-head attention, etc., due to varying structures (dimensions, activation functions, etc.), distinct representation…

Quantum computing leverages quantum effects to build algorithms that are faster then their classical variants. In machine learning, for a given model architecture, the speed of training the model is typically determined by the size of the…

机器学习 · 计算机科学 2022-04-25 Seyran Saeedi , Aliakbar Panahi , Tom Arodz

Uncertainty analysis in the form of probabilistic forecasting can provide significant improvements in decision-making processes in the smart power grid for better integrating renewable energies such as wind. Whereas point forecasting…

机器学习 · 统计学 2018-03-30 Kostas Hatalis , Shalinee Kishore , Katya Scheinberg , Alberto Lamadrid

Vector quantization (VQ) is a method for deterministically learning features through discrete codebook representations. Recent works have utilized visual tokenizers to discretize visual regions for self-supervised representation learning.…

计算机视觉与模式识别 · 计算机科学 2024-09-11 Chenjing Ding , Chiyu Wang , Boshi Liu , Xi Guo , Weixuan Tang , Wei Wu

Support vector machine algorithms are considered essential for the implementation of automation in a radio access network. Specifically, they are critical in the prediction of the quality of user experience for video streaming based on…

新兴技术 · 计算机科学 2019-09-27 Jiaying Yang , Ahsan Javed Awan , Gemma Vall-Llosera

Continuous value prediction plays a crucial role in industrial-scale recommendation systems, including tasks such as predicting users' watch-time and estimating the gross merchandise value (GMV) in e-commerce transactions. However, it…

信息检索 · 计算机科学 2026-02-27 Runpeng Cui , Zhipeng Sun , Chi Lu , Peng Jiang

Variational quantum algorithms (VQAs) are widely speculated to deliver quantum advantages for practical problems under the quantum-classical hybrid computational paradigm in the near term. Both theoretical and practical developments of VQAs…

量子物理 · 物理学 2021-12-17 Shi-Xin Zhang , Chang-Yu Hsieh , Shengyu Zhang , Hong Yao

Support vector machines (SVMs) are a standard method in the machine learning toolbox, in particular for tabular data. Non-linear kernel SVMs often deliver highly accurate predictors, however, at the cost of long training times. That problem…

机器学习 · 计算机科学 2022-07-05 Tobias Glasmachers

Prediction of quantiles at extreme tails is of interest in numerous applications. Extreme value modelling provides various competing predictors for this point prediction problem. A common method of assessment of a set of competing…

应用统计 · 统计学 2021-06-30 Axel Gandy , Kaushik Jana , Almut E. D. Veraart

Determining the number of factors is essential to factor analysis. In this paper, we propose {an efficient cross validation (CV)} method to determine the number of factors in approximate factor models. The method applies CV twice, first…

统计方法学 · 统计学 2019-07-04 Xianli Zeng , Yingcun Xia , Linjun Zhang

Accumulation of corporate data in the cloud has attracted more enterprise applications to the cloud creating data gravity. As a consequence, network traffic has become more cloud centric. This increase in cloud centric traffic poses new…

机器学习 · 计算机科学 2022-10-05 Mujahid Sultan

Vector quantization(VQ) is a lossy data compression technique from signal processing, which is restricted to feature vectors and therefore inapplicable for combinatorial structures. This contribution presents a theoretical foundation of…

人工智能 · 计算机科学 2010-01-07 Brijnesh J. Jain , Klaus Obermayer

Attention mechanisms have been widely used in Visual Question Answering (VQA) solutions due to their capacity to model deep cross-domain interactions. Analyzing attention maps offers us a perspective to find out limitations of current VQA…

计算机视觉与模式识别 · 计算机科学 2018-10-10 Wei Li , Zehuan Yuan , Xiangzhong Fang , Changhu Wang

Visual tracking (VT) is the process of locating a moving object of interest in a video. It is a fundamental problem in computer vision, with various applications in human-computer interaction, security and surveillance, robot perception,…

量子物理 · 物理学 2019-02-06 Chao-Hua Yu , Fei Gao , Chenghuan Liu , Du Huynh , Mark Reynolds , Jingbo Wang

Advances in statistical learning theory present the opportunity to develop statistical models of quantum many-body systems exhibiting remarkable predictive power. The potential of such ``theory-thin'' approaches is illustrated with the…

核理论 · 物理学 2008-11-26 John W. Clark , Haochen Li