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In this paper, the notion of strongly typed language will be borrowed from the field of computer programming to introduce a calculational framework for linear algebra and tensor calculus for the purpose of detecting errors resulting from…

Differential Geometry · Mathematics 2012-12-12 Victor Dods

Geo-textual objects, i.e., objects with both spatial and textual attributes, such as points-of-interest or web documents with location tags, are prevalent and fuel a range of location-based services. Existing spatial keyword querying…

Databases · Computer Science 2025-03-07 Zesong Zhang , Jianzhong Qi , Xin Cao , Christian S. Jensen

Differentiable Search Indexing (DSI) is a recent paradigm for information retrieval which uses a transformer-based neural network architecture as the document index to simplify the retrieval process. A differentiable index has many…

Information Retrieval · Computer Science 2025-02-06 Abhijeet Phatak , Jayant Sachdev , Sean D Rosario , Swati Kirti , Chittaranjan Tripathy

This paper describes a compact and effective model for low-latency passage retrieval in conversational search based on learned dense representations. Prior to our work, the state-of-the-art approach uses a multi-stage pipeline comprising…

Information Retrieval · Computer Science 2021-11-30 Sheng-Chieh Lin , Jheng-Hong Yang , Jimmy Lin

Most efforts in interpreting neural relevance models have focused on local explanations, which explain the relevance of a document to a query but are not useful in predicting the model's behavior on unseen query-document pairs. We propose a…

Information Retrieval · Computer Science 2024-10-07 Youngwoo Kim , Razieh Rahimi , James Allan

Visual localization is a crucial problem in mobile robotics and autonomous driving. One solution is to retrieve images with known pose from a database for the localization of query images. However, in environments with drastically varying…

Computer Vision and Pattern Recognition · Computer Science 2021-01-05 Hanjiang Hu , Hesheng Wang , Zhe Liu , Chenguang Yang , Weidong Chen , Le Xie

When extracting structured data from repetitively organized documents, such as dictionaries, directories, or even newspapers, a key challenge is to correctly segment what constitutes the basic text regions for the target database.…

Computation and Language · Computer Science 2023-02-20 Bertrand Duménieu , Edwin Carlinet , Nathalie Abadie , Joseph Chazalon

Web search provides a promising way for people to obtain information and has been extensively studied. With the surgence of deep learning and large-scale pre-training techniques, various neural information retrieval models are proposed and…

Information Retrieval · Computer Science 2022-03-02 Yujia Zhou , Jing Yao , Zhicheng Dou , Ledell Wu , Ji-Rong Wen

Distributed representations of words have shown to be useful to improve the effectiveness of IR systems in many sub-tasks like query expansion, retrieval and ranking. Algorithms like word2vec, GloVe and others are also key factors in many…

Information Retrieval · Computer Science 2019-09-05 Tommaso Teofili , Niyati Chhaya

This paper is a short empirical study of the performance of centrality and classification based iterative term set expansion methods for distributional semantic models. Iterative term set expansion is an interactive process using…

Computation and Language · Computer Science 2018-02-15 Amaru Cuba Gyllensten , Magnus Sahlgren

Multi-modal object Re-IDentification (ReID) aims to retrieve specific objects by utilizing complementary information from various modalities. However, existing methods focus on fusing heterogeneous visual features, neglecting the potential…

Computer Vision and Pattern Recognition · Computer Science 2025-03-14 Yuhao Wang , Yongfeng Lv , Pingping Zhang , Huchuan Lu

We present a method to geometrize massive data sets from search engines query logs. For this purpose, a macrodynamic-like quantitative model of the Information Retrieval (IR) process is developed, whose paradigm is inspired by basic…

Information Retrieval · Computer Science 2009-05-18 Daniel Sonntag , Romàn R. Zapatrin

Extracting and identifying latent topics in large text corpora has gained increasing importance in Natural Language Processing (NLP). Most models, whether probabilistic models similar to Latent Dirichlet Allocation (LDA) or neural topic…

Computation and Language · Computer Science 2023-03-31 Anton Thielmann , Quentin Seifert , Arik Reuter , Elisabeth Bergherr , Benjamin Säfken

We address challenges of active learning under scarce informational resources in non-stationary environments. In real-world settings, data labeled and integrated into a predictive model may become invalid over time. However, the data can…

Machine Learning · Computer Science 2012-06-26 Ashish Kapoor , Eric J. Horvitz

Categorical compositional distributional model of Coecke et al. (2010) suggests a way to combine grammatical composition of the formal, type logical models with the corpus based, empirical word representations of distributional semantics.…

Computation and Language · Computer Science 2015-10-15 Esma Balkir , Mehrnoosh Sadrzadeh , Bob Coecke

Search engine has become a fundamental component in various web and mobile applications. Retrieving relevant documents from the massive datasets is challenging for a search engine system, especially when faced with verbose or tail queries.…

Information Retrieval · Computer Science 2020-08-11 Kuan Fang , Long Zhao , Zhan Shen , RuiXing Wang , RiKang Zhour , LiWen Fan

Information content (IC) based measures for finding semantic similarity is gaining preferences day by day. Semantics of concepts can be highly characterized by information theory. The conventional way for calculating IC is based on the…

Information Retrieval · Computer Science 2016-07-20 Abhijit Adhikari , Shivang Singh , Deepjyoti Mondal , Biswanath Dutta , Animesh Dutta

A multi-way factor analysis model is introduced for tensor-variate data of any order. Each data item is represented as a (sparse) sum of Kruskal decompositions, a Kruskal-factor analysis (KFA). KFA is nonparametric and can infer both the…

Machine Learning · Statistics 2017-03-07 Andrew Stevens , Yunchen Pu , Yannan Sun , Greg Spell , Lawrence Carin

When combined with In-Context Learning, a technique that enables models to adapt to new tasks by incorporating task-specific examples or demonstrations directly within the input prompt, autoregressive language models have achieved good…

Computation and Language · Computer Science 2024-10-18 Enzo Shiraishi , Raphael Y. de Camargo , Henrique L. P. Silva , Ronaldo C. Prati

This paper presents a new challenging information extraction task in the domain of materials science. We develop an annotation scheme for marking information on experiments related to solid oxide fuel cells in scientific publications, such…

Computation and Language · Computer Science 2020-06-05 Annemarie Friedrich , Heike Adel , Federico Tomazic , Johannes Hingerl , Renou Benteau , Anika Maruscyk , Lukas Lange