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In the computer vision literature, many effective histogram-based features have been developed. These engineered features include local binary patterns and edge histogram descriptors among others and they have been shown to be informative…

计算机视觉与模式识别 · 计算机科学 2025-07-29 Joshua Peeples , Salim Al Kharsa , Luke Saleh , Alina Zare

Image matching that finding robust and accurate correspondences across images is a challenging task under extreme conditions. Capturing local and global features simultaneously is an important way to mitigate such an issue but recent…

计算机视觉与模式识别 · 计算机科学 2023-11-30 Wenhao Zhong , Jie Jiang

Recent work has shown that neural feature- and representation-learning, e.g. BERT, achieves superior performance over traditional manual feature engineering based approaches, with e.g. SVMs, in translationese classification tasks. Previous…

计算与语言 · 计算机科学 2022-10-25 Kwabena Amponsah-Kaakyire , Daria Pylypenko , Josef van Genabith , Cristina España-Bonet

Spectral computed tomography (CT) reconstructs material-dependent attenuation images with the projections of multiple narrow energy windows, it is meaningful for material identification and decomposition. Unfortunately, the multi-energy…

计算机视觉与模式识别 · 计算机科学 2018-10-30 Weiwen Wu , Fenglin Liu , Yanbo Zhang , Qian Wang , Hengyong Yu

In this paper, we study representation learning for multi-task decision-making in non-stationary environments. We consider the framework of sequential linear bandits, where the agent performs a series of tasks drawn from distinct sets…

机器学习 · 计算机科学 2022-04-19 Yuzhen Qin , Tommaso Menara , Samet Oymak , ShiNung Ching , Fabio Pasqualetti

Pre-trained transformer language models have shown remarkable performance on a variety of NLP tasks. However, recent research has suggested that phrase-level representations in these models reflect heavy influences of lexical content, but…

计算与语言 · 计算机科学 2021-06-02 Lang Yu , Allyson Ettinger

Local binary pattern (LBP) as a kind of local feature has shown its simplicity, easy implementation and strong discriminating power in image recognition. Although some LBP variants are specifically investigated for color image recognition,…

计算机视觉与模式识别 · 计算机科学 2020-12-14 Bin Xiao , Tao Geng , Xiuli Bi , Weisheng Li

This study presents a systematic evaluation of time-frequency feature design for binaural sound source localization (SSL), focusing on how feature selection influences model performance across diverse conditions. We investigate the…

音频与语音处理 · 电气工程与系统科学 2025-11-19 Davoud Shariat Panah , Alessandro Ragano , Dan Barry , Jan Skoglund , Andrew Hines

Trans-dimensional random field language models (TRF LMs) have recently been introduced, where sentences are modeled as a collection of random fields. The TRF approach has been shown to have the advantages of being computationally more…

计算与语言 · 计算机科学 2017-09-20 Bin Wang , Zhijian Ou

Conditional random fields (CRFs) have been shown to be one of the most successful approaches to sequence labeling. Various linear-chain neural CRFs (NCRFs) are developed to implement the non-linear node potentials in CRFs, but still keeping…

机器学习 · 计算机科学 2018-11-06 Kai Hu , Zhijian Ou , Min Hu , Junlan Feng

A number of differences have emerged between modern and classic approaches to constituency parsing in recent years, with structural components like grammars and feature-rich lexicons becoming less central while recurrent neural network…

计算与语言 · 计算机科学 2018-04-24 David Gaddy , Mitchell Stern , Dan Klein

An important characteristic of neural networks is their ability to learn representations of the input data with effective features for prediction, which is believed to be a key factor to their superior empirical performance. To better…

机器学习 · 计算机科学 2022-06-06 Zhenmei Shi , Junyi Wei , Yingyu Liang

We propose a novel deep network architecture for grayscale and color image denoising that is based on a non-local image model. Our motivation for the overall design of the proposed network stems from variational methods that exploit the…

计算机视觉与模式识别 · 计算机科学 2017-07-12 Stamatios Lefkimmiatis

Sequence tagging models for constituent parsing are faster, but less accurate than other types of parsers. In this work, we address the following weaknesses of such constituent parsers: (a) high error rates around closing brackets of long…

计算与语言 · 计算机科学 2019-10-15 David Vilares , Mostafa Abdou , Anders Søgaard

We propose a novel algorithm that improves on the previous neural span-based CKY decoder for constituency parsing. In contrast to the traditional span-based decoding, where spans are combined only based on the sum of their scores, we…

计算与语言 · 计算机科学 2022-11-02 Zhicheng Wang , Tianyu Shi , Liyin Xiao , Cong Liu

Neural networks trained on visual data are well-known to be vulnerable to often imperceptible adversarial perturbations. The reasons for this vulnerability are still being debated in the literature. Recently Ilyas et al. (2019) showed that…

机器学习 · 计算机科学 2021-02-11 Jacob M. Springer , Melanie Mitchell , Garrett T. Kenyon

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

Content Based Image Retrieval(CBIR) is one of the important subfield in the field of Information Retrieval. The goal of a CBIR algorithm is to retrieve semantically similar images in response to a query image submitted by the end user. CBIR…

信息检索 · 计算机科学 2014-09-03 Vikas Verma

Image segmentation is considered to be one of the critical tasks in hyperspectral remote sensing image processing. Recently, convolutional neural network (CNN) has established itself as a powerful model in segmentation and classification by…

计算机视觉与模式识别 · 计算机科学 2017-12-29 Fahim Irfan Alam , Jun Zhou , Alan Wee-Chung Liew , Xiuping Jia , Jocelyn Chanussot , Yongsheng Gao

The Bidirectional Encoder Representations from Transformers (BERT) were proposed in the natural language process (NLP) and shows promising results. Recently researchers applied the BERT to source-code representation learning and reported…

计算与语言 · 计算机科学 2023-08-14 Lan Zhang , Chen Cao , Zhilong Wang , Peng Liu