中文
相关论文

相关论文: Knowledge Reduction and Discovery based on Demarca…

200 篇论文

From a machine learning point of view, identifying a subset of relevant features from a real data set can be useful to improve the results achieved by classification methods and to reduce their time and space complexity. To achieve this…

机器学习 · 计算机科学 2017-05-23 Pietro Cassara , Alessandro Rozza , Mirco Nanni

Learning at the edge is a challenging task from several perspectives, since data must be collected by end devices (e.g. sensors), possibly pre-processed (e.g. data compression), and finally processed remotely to output the result of…

信号处理 · 电气工程与系统科学 2022-04-26 Mattia Merluzzi , Claudio Battiloro , Paolo Di Lorenzo , Emilio Calvanese Strinati

Ranked list truncation is of critical importance in a variety of professional information retrieval applications such as patent search or legal search. The goal is to dynamically determine the number of returned documents according to some…

信息检索 · 计算机科学 2021-03-02 Chen Wu , Ruqing Zhang , Jiafeng Guo , Yixing Fan , Yanyan Lan , Xueqi Cheng

With the explosive growth of image databases, deep hashing, which learns compact binary descriptors for images, has become critical for fast image retrieval. Many existing deep hashing methods leverage quantization loss, defined as distance…

计算机视觉与模式识别 · 计算机科学 2017-11-01 Yuefu Zhou , Shanshan Huang , Ya Zhang , Yanfeng Wang

A new line of research for feature selection based on neural networks has recently emerged. Despite its superiority to classical methods, it requires many training iterations to converge and detect informative features. The computational…

机器学习 · 计算机科学 2022-11-29 Ghada Sokar , Zahra Atashgahi , Mykola Pechenizkiy , Decebal Constantin Mocanu

Keypoint detection is the foundation of many computer vision tasks, including image registration, structure-from-motion, 3D reconstruction, visual odometry, and SLAM. Traditional detectors (SIFT, ORB, BRISK, FAST, etc.) and learning-based…

计算机视觉与模式识别 · 计算机科学 2026-04-21 Shaharyar Ahmed Khan Tareen , Filza Khan Tareen , Xiaojing Yuan

In scientific fields such as quantum computing, physics, chemistry, and machine learning, high dimensional data are typically represented using sparse tensors. Tensor contraction is a popular operation on tensors to exploit meaning or alter…

数据结构与算法 · 计算机科学 2024-10-15 Andrew Ensinger , Gabriel Kulp , Victor Agostinelli , Dennis Lyakhov , Lizhong Chen

The goal of a technology-assisted review is to achieve high recall with low human effort. Continuous active learning algorithms have demonstrated good performance in locating the majority of relevant documents in a collection, however their…

信息检索 · 计算机科学 2018-10-15 Jie Zou , Dan Li , Evangelos Kanoulas

Feature subset selection, as a special case of the general subset selection problem, has been the topic of a considerable number of studies due to the growing importance of data-mining applications. In the feature subset selection problem…

机器学习 · 计算机科学 2014-11-13 Tofigh Naghibi , Sarah Hoffmann , Beat Pfister

We introduce a novel framework for learning in neural networks by decomposing each neuron's weight vector into two distinct parts, $W_1$ and $W_2$, thereby modeling contrastive information directly at the neuron level. Traditional gradient…

机器学习 · 计算机科学 2025-03-19 Xi Wang

Attribute reduction is a basic issue in knowledge representation and data mining. Rough sets provide a theoretical foundation for the issue. Matroids generalized from matrices have been widely used in many fields, particularly greedy…

人工智能 · 计算机科学 2015-03-06 Aiping Huang , William Zhu

Feature selection identifies subsets of informative features and reduces dimensions in the original feature space, helping provide insights into data generation or a variety of domain problems. Existing methods mainly depend on feature…

机器学习 · 计算机科学 2021-06-07 Xinxing Wu , Qiang Cheng

Deep Research agents predominantly optimize search policies to maximize retrieval probability. However, we identify a critical bottleneck: the retrieval-utilization gap, where models fail to use gold evidence even after it is retrieved, due…

计算与语言 · 计算机科学 2026-01-08 Shuo Lu , Yinuo Xu , Jianjie Cheng , Lingxiao He , Meng Wang , Jian Liang

Information divergence that measures the difference between two nonnegative matrices or tensors has found its use in a variety of machine learning problems. Examples are Nonnegative Matrix/Tensor Factorization, Stochastic Neighbor…

机器学习 · 计算机科学 2014-06-06 Onur Dikmen , Zhirong Yang , Erkki Oja

Artificial intelligence is currently a dominant force in shaping various aspects of the world. Machine learning is a sub-field in artificial intelligence. Feature scaling is one of the data pre-processing techniques that improves the…

机器学习 · 计算机科学 2024-04-30 Niful Islam

In statistics and machine learning, feature selection is the process of picking a subset of relevant attributes for utilizing in a predictive model. Recently, rough set-based feature selection techniques, that employ feature dependency to…

机器学习 · 计算机科学 2020-03-30 Seyedeh Faezeh Farahbakhshian , Milad Taleby Ahvanooey

The Cadzow's algorithm is a signal denoising and recovery method which was designed for signals corresponding to low rank Hankel matrices. In this paper we first introduce a Fast Cadzow's algorithm which is developed by incorporating a…

数值分析 · 数学 2020-01-10 Haifeng Wang , Jian-Feng Cai , Tianming Wang , Ke Wei

Convolutional Neural Networks (CNNs) are supposed to be fed with only high-quality annotated datasets. Nonetheless, in many real-world scenarios, such high quality is very hard to obtain, and datasets may be affected by any sort of image…

计算机视觉与模式识别 · 计算机科学 2023-07-13 Francesco Ponzio , Enrico Macii , Elisa Ficarra , Santa Di Cataldo

We present a novel feature selection technique, Sparse Linear Centroid-Encoder (SLCE). The algorithm uses a linear transformation to reconstruct a point as its class centroid and, at the same time, uses the $\ell_1$-norm penalty to filter…

机器学习 · 计算机科学 2023-06-12 Tomojit Ghosh , Michael Kirby , Karim Karimov

Vision encoders typically generate a large number of visual tokens, providing information-rich representations but significantly increasing computational demands. This raises the question of whether all generated tokens are equally valuable…

计算机视觉与模式识别 · 计算机科学 2025-03-24 Eduard Allakhverdov , Elizaveta Goncharova , Andrey Kuznetsov