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Named entity recognition (NER) systems that perform well require task-related and manually annotated datasets. However, they are expensive to develop, and are thus limited in size. As there already exists a large number of NER datasets that…

计算与语言 · 计算机科学 2019-04-23 Nargiza Nosirova , Mingbin Xu , Hui Jiang

Table Detection (TD) is a fundamental task to enable visually rich document understanding, which requires the model to extract information without information loss. However, popular Intersection over Union (IoU) based evaluation metrics and…

计算机视觉与模式识别 · 计算机科学 2023-12-07 Bin Xiao , Murat Simsek , Burak Kantarci , Ala Abu Alkheir

Named entity recognition (NER) models are typically based on the architecture of Bi-directional LSTM (BiLSTM). The constraints of sequential nature and the modeling of single input prevent the full utilization of global information from…

计算与语言 · 计算机科学 2019-11-20 Ying Luo , Fengshun Xiao , Hai Zhao

Transformer based re-ranking models can achieve high search relevance through context-aware soft matching of query tokens with document tokens. To alleviate runtime complexity of such inference, previous work has adopted a late interaction…

信息检索 · 计算机科学 2022-03-30 Yingrui Yang , Yifan Qiao , Tao Yang

With the recent success of dense retrieval methods based on bi-encoders, studies have applied this approach to various interesting downstream retrieval tasks with good efficiency and in-domain effectiveness. Recently, we have also seen the…

信息检索 · 计算机科学 2022-10-24 Wei Zhong , Jheng-Hong Yang , Yuqing Xie , Jimmy Lin

Large-scale retrieval is to recall relevant documents from a huge collection given a query. It relies on representation learning to embed documents and queries into a common semantic encoding space. According to the encoding space, recent…

信息检索 · 计算机科学 2023-06-06 Tao Shen , Xiubo Geng , Chongyang Tao , Can Xu , Guodong Long , Kai Zhang , Daxin Jiang

Dense retrieval has become the industry standard in large-scale information retrieval systems due to its high efficiency and competitive accuracy. Its core relies on a coarse-to-fine hierarchical architecture that enables rapid candidate…

信息检索 · 计算机科学 2025-12-16 Huimu Wang , Yiming Qiu , Xingzhi Yao , Zhiguo Chen , Guoyu Tang , Songlin Wang , Sulong Xu , Mingming Li

In the last decade, many diverse advances have occurred in the field of information extraction from data. Information extraction in its simplest form takes place in computing environments, where structured data can be extracted through a…

机器学习 · 计算机科学 2019-11-27 Nino Arsov , Milan Dukovski , Blagoja Evkoski , Stefan Cvetkovski

Topic Modeling is an approach used for automatic comprehension and classification of data in a variety of settings, and perhaps the canonical application is in uncovering thematic structure in a corpus of documents. A number of foundational…

机器学习 · 计算机科学 2012-04-13 Sanjeev Arora , Rong Ge , Ankur Moitra

Vision-Language Models (VLMs) have shown significant progress in open-set challenges. However, the limited availability of 3D datasets hinders their effective application in 3D scene understanding. We propose LOC, a general language-guided…

计算机视觉与模式识别 · 计算机科学 2025-10-28 Yuhang Gao , Xiang Xiang , Sheng Zhong , Guoyou Wang

The massive upload of text on the internet creates a huge inverted index in information retrieval systems, which hurts their efficiency. The purpose of this research is to measure the effect of the Multi-Layer Similarity model of the…

信息检索 · 计算机科学 2020-04-29 Ahmad Hussein Ababneh , Joan Lu , Qiang Xu

Automatic Text Categorization (TC) is a complex and useful task for many natural language applications, and is usually performed through the use of a set of manually classified documents, a training collection. We suggest the utilization of…

cmp-lg · 计算机科学 2008-02-03 Manuel de Buenaga Rodriguez , Jose Maria Gomez Hidalgo , Belen Diaz Agudo

Search behaviour is characterised using synonymy and polysemy as users often want to search information based on meaning. Semantic representation strategies represent a move towards richer associative connections that can adequately capture…

信息检索 · 计算机科学 2026-02-06 Niall McCarroll , Kevin Curran , Eugene McNamee , Angela Clist , Andrew Brammer

We consider the task of estimating the 3D orientation of an object of known category given an image of the object and a bounding box around it. Recently, CNN-based regression and classification methods have shown significant performance…

计算机视觉与模式识别 · 计算机科学 2018-07-20 Siddharth Mahendran , Ming Yang Lu , Haider Ali , René Vidal

Referring Expression Comprehension (REC) aims to localize the target objects specified by free-form natural language descriptions in images. While state-of-the-art methods achieve impressive performance, they perform a dense perception of…

计算机视觉与模式识别 · 计算机科学 2024-06-27 Wei Su , Peihan Miao , Huanzhang Dou , Xi Li

A lot of information on the web is geographically referenced. Discovering and retrieving this geographic information to satisfy various users needs across both open and distributed Spatial Data Infrastructures (SDI) poses eminent research…

信息检索 · 计算机科学 2014-06-10 Adeyinka K. Akanbi , Olusanya Y. Agunbiade , Sadiq Kuti , Olumuyiwa J. Dehinbo

Formal semantics and distributional semantics are distinct approaches to linguistic meaning: the former models meaning as reference via model-theoretic structures; the latter represents meaning as vectors in high-dimensional spaces shaped…

逻辑 · 数学 2026-02-04 Daniel Quigley

This reproducibility study analyzes and extends the paper "Axiomatic Causal Interventions for Reverse Engineering Relevance Computation in Neural Retrieval Models," which investigates how neural retrieval models encode task-relevant…

信息检索 · 计算机科学 2025-05-06 Oliver Savolainen , Dur e Najaf Amjad , Roxana Petcu

The sparse object detection paradigm shift towards dense 3D semantic occupancy prediction is necessary for dealing with long-tail safety challenges for autonomous vehicles. Nonetheless, the current voxelization methods commonly suffer from…

计算机视觉与模式识别 · 计算机科学 2026-01-22 A. Enes Doruk

Arabic language is one of the most widely spoken languages. This language has a complex morphological structure and is considered as one of the most prolific languages in terms of article linguistic. Therefore, Arabic Information Retrieval…

信息检索 · 计算机科学 2015-12-11 Emad Elabd , Eissa Alshari , Hatem Abdulkader