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Related papers: Anchor Prediction: A Topic Modeling Approach

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Separable Non-negative Matrix Factorization (SNMF) is an important method for topic modeling, where "separable" assumes every topic contains at least one anchor word, defined as a word that has non-zero probability only on that topic. SNMF…

Information Retrieval · Computer Science 2019-05-16 Kun He , Wu Wang , Xiaosen Wang , John E. Hopcroft

Document-level machine translation incorporates inter-sentential dependencies into the translation of a source sentence. In this paper, we propose a new framework to model cross-sentence dependencies by training neural machine translation…

Computation and Language · Computer Science 2020-03-31 Pei Zhang , Xu Zhang , Wei Chen , Jian Yu , Yanfeng Wang , Deyi Xiong

Deep neural networks have achieved significant improvements in information retrieval (IR). However, most existing models are computational costly and can not efficiently scale to long documents. This paper proposes a novel End-to-End neural…

Computation and Language · Computer Science 2019-08-13 Chen Zheng , Yu Sun , Shengxian Wan , Dianhai Yu

The latest generation of Web search tools is beginning to exploit hypertext link information to improve ranking\cite{Brin98,Kleinberg98} and crawling\cite{Menczer00,Ben-Shaul99etal,Chakrabarti99} algorithms. The hidden assumption behind…

Information Retrieval · Computer Science 2007-05-23 Filippo Menczer

How to predict precise user preference and how to make efficient retrieval from a big corpus are two major challenges of large-scale industrial recommender systems. In tree-based methods, a tree structure T is adopted as index and each item…

Information Retrieval · Computer Science 2021-09-23 Daqing Chang , Jintao Liu , Ziru Xu , Han Li , Han Zhu , Xiaoqiang Zhu

In this paper, we propose a context-aware keyword spotting model employing a character-level recurrent neural network (RNN) for spoken term detection in continuous speech. The RNN is end-to-end trained with connectionist temporal…

Computation and Language · Computer Science 2015-12-31 Kyuyeon Hwang , Minjae Lee , Wonyong Sung

In this paper, we propose Latent Relation Language Models (LRLMs), a class of language models that parameterizes the joint distribution over the words in a document and the entities that occur therein via knowledge graph relations. This…

Computation and Language · Computer Science 2019-08-22 Hiroaki Hayashi , Zecong Hu , Chenyan Xiong , Graham Neubig

In an era marked by a rapid increase in scientific publications, researchers grapple with the challenge of keeping pace with field-specific advances. We present the `AHAM' methodology and a metric that guides the domain-specific…

Computation and Language · Computer Science 2023-12-27 Boshko Koloski , Nada Lavrač , Bojan Cestnik , Senja Pollak , Blaž Škrlj , Andrej Kastrin

Long context large language models (LLMs) are deployed in many real-world applications such as RAG, agent, and broad LLM-integrated applications. Given an instruction and a long context (e.g., documents, PDF files, webpages), a long context…

Cryptography and Security · Computer Science 2025-06-27 Yanting Wang , Wei Zou , Runpeng Geng , Jinyuan Jia

Recommender systems help users deal with information overload by providing tailored item suggestions to them. The recommendation of news is often considered to be challenging, since the relevance of an article for a user can depend on a…

Information Retrieval · Computer Science 2019-12-10 Gabriel de Souza Pereira Moreira , Dietmar Jannach , Adilson Marques da Cunha

Network-based procedures for topic detection in huge text collections offer an intuitive alternative to probabilistic topic models. We present in detail a method that is especially designed with the requirements of domain experts in mind.…

Computation and Language · Computer Science 2021-07-27 Andreas Hamm , Simon Odrowski

Internet as become the way of life in the fast growing digital life.Even with the increase in the internet speed, higher latency time is still a challenge. To reduce latency, caching and pre fetching techniques can be used. However, caching…

Information Retrieval · Computer Science 2017-06-29 Jyotsna Parmar , Jyoti

Cross-document co-reference resolution (CDCR) is the task of identifying and linking mentions to entities and concepts across many text documents. Current state-of-the-art models for this task assume that all documents are of the same type…

Computation and Language · Computer Science 2021-02-01 James Ravenscroft , Arie Cattan , Amanda Clare , Ido Dagan , Maria Liakata

Most existing topic models rely on bag-of-words (BOW) representation, which limits their ability to capture word order information and leads to challenges with out-of-vocabulary (OOV) words in new documents. Contextualized word embeddings,…

Computation and Language · Computer Science 2024-03-07 Zheng Fang , Yulan He , Rob Procter

Text alignment finds application in tasks such as citation recommendation and plagiarism detection. Existing alignment methods operate at a single, predefined level and cannot learn to align texts at, for example, sentence and document…

Computation and Language · Computer Science 2020-10-06 Xuhui Zhou , Nikolaos Pappas , Noah A. Smith

Many data sets contain rich information about objects, as well as pairwise relations between them. For instance, in networks of websites, scientific papers, and other documents, each node has content consisting of a collection of words, as…

Machine Learning · Computer Science 2014-10-30 Yaojia Zhu , Xiaoran Yan , Lise Getoor , Cristopher Moore

Given a current news event, we tackle the problem of generating plausible predictions of future events it might cause. We present a new methodology for modeling and predicting such future news events using machine learning and data mining…

Computation and Language · Computer Science 2014-02-05 Kira Radinsky , Sagie Davidovich , Shaul Markovitch

While composing a new document, anything from a news article to an email or essay, authors often utilize direct quotes from a variety of sources. Although an author may know what point they would like to make, selecting an appropriate quote…

Computation and Language · Computer Science 2020-08-20 Ansel MacLaughlin , Tao Chen , Burcu Karagol Ayan , Dan Roth

Topic modeling is a powerful technique to discover hidden topics and patterns within a collection of documents without prior knowledge. Traditional topic modeling and clustering-based techniques encounter challenges in capturing contextual…

Computation and Language · Computer Science 2024-10-04 Melkamu Abay Mersha , Mesay Gemeda yigezu , Jugal Kalita

We propose a learning model for the task of visual storytelling. The main idea is to predict anchor word embeddings from the images and use the embeddings and the image features jointly to generate narrative sentences. We use the embeddings…

Computer Vision and Pattern Recognition · Computer Science 2020-01-15 Bowen Zhang , Hexiang Hu , Fei Sha
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