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Related papers: Hierarchical Question Answering for Long Documents

200 papers

Despite the rapid growth of context length of large language models (LLMs) , LLMs still perform poorly in long document summarization. An important reason for this is that relevant information about an event is scattered throughout long…

Computation and Language · Computer Science 2025-02-04 Taiji Li , Hao Chen , Fei Yu , Yin Zhang

We present an end-to-end differentiable training method for retrieval-augmented open-domain question answering systems that combine information from multiple retrieved documents when generating answers. We model retrieval decisions as…

Computation and Language · Computer Science 2021-12-07 Devendra Singh Sachan , Siva Reddy , William Hamilton , Chris Dyer , Dani Yogatama

We address the task of evidence retrieval for long document question answering, which involves locating relevant paragraphs within a document to answer a question. We aim to assess the applicability of large language models (LLMs) in the…

Computation and Language · Computer Science 2023-11-23 Inderjeet Nair , Shwetha Somasundaram , Apoorv Saxena , Koustava Goswami

Processing sequential data of variable length is a major challenge in a wide range of applications, such as speech recognition, language modeling, generative image modeling and machine translation. Here, we address this challenge by…

Neural and Evolutionary Computing · Computer Science 2017-06-13 Asier Mujika , Florian Meier , Angelika Steger

Every lawsuit document contains the information about the party's claim, court's analysis, decision and others, and all of this information are helpful to understand the case better and predict the judge's decision on similar case in the…

Computation and Language · Computer Science 2018-04-26 Xi Rao , Zhenxing Ke

We present two novel and contrasting Recurrent Neural Network (RNN) based architectures for extractive summarization of documents. The Classifier based architecture sequentially accepts or rejects each sentence in the original document…

Computation and Language · Computer Science 2017-01-05 Ramesh Nallapati , Bowen Zhou , Mingbo Ma

Countless learning tasks require dealing with sequential data. Image captioning, speech synthesis, and music generation all require that a model produce outputs that are sequences. In other domains, such as time series prediction, video…

Machine Learning · Computer Science 2015-10-20 Zachary C. Lipton , John Berkowitz , Charles Elkan

Document retrieval is one of the most challenging tasks in Information Retrieval. It requires handling longer contexts, often resulting in higher query latency and increased computational overhead. Recently, Learned Sparse Retrieval (LSR)…

Information Retrieval · Computer Science 2025-04-09 Emmanouil Georgios Lionis , Jia-Huei Ju

Sentence scoring and sentence selection are two main steps in extractive document summarization systems. However, previous works treat them as two separated subtasks. In this paper, we present a novel end-to-end neural network framework for…

Computation and Language · Computer Science 2018-07-09 Qingyu Zhou , Nan Yang , Furu Wei , Shaohan Huang , Ming Zhou , Tiejun Zhao

The lack of diversity in the datasets available for automatic summarization of documents has meant that the vast majority of neural models for automatic summarization have been trained with news articles. These datasets are relatively…

Computation and Language · Computer Science 2020-07-07 Roger Barrull , Jugal Kalita

Large Language Models (LLMs) encounter challenges in efficiently processing long-text queries, as seen in applications like enterprise document analysis and financial report comprehension. While conventional solutions employ long-context…

Computation and Language · Computer Science 2025-03-06 Yulong Hui , Yihao Liu , Yao Lu , Huanchen Zhang

Rapid progress has been made towards question answering (QA) systems that can extract answers from text. Existing neural approaches make use of expensive bi-directional attention mechanisms or score all possible answer spans, limiting…

Computation and Language · Computer Science 2017-09-12 Jonathan Raiman , John Miller

The goal of sentence and document modeling is to accurately represent the meaning of sentences and documents for various Natural Language Processing tasks. In this work, we present Dependency Sensitive Convolutional Neural Networks (DSCNN)…

Computation and Language · Computer Science 2016-11-09 Rui Zhang , Honglak Lee , Dragomir Radev

Large language models (LLMs) often struggle to accurately read and comprehend extremely long texts. Current methods for improvement typically rely on splitting long contexts into fixed-length chunks. However, fixed truncation risks…

Computation and Language · Computer Science 2025-06-04 Boheng Sheng , Jiacheng Yao , Meicong Zhang , Guoxiu He

In this paper, we present a two stage model for multi-hop question answering. The first stage is a hierarchical graph network, which is used to reason over multi-hop question and is capable to capture different levels of granularity using…

Computation and Language · Computer Science 2025-04-15 Guanming Xiong

In this paper, we study novel neural network structures to better model long term dependency in sequential data. We propose to use more memory units to keep track of more preceding states in recurrent neural networks (RNNs), which are all…

Neural and Evolutionary Computing · Computer Science 2016-05-03 Rohollah Soltani , Hui Jiang

We propose a new model for unsupervised document embedding. Leading existing approaches either require complex inference or use recurrent neural networks (RNN) that are difficult to parallelize. We take a different route and develop a…

Computation and Language · Computer Science 2018-02-21 Chundi Liu , Shunan Zhao , Maksims Volkovs

Question answering (QA) systems for large document collections typically use pipelines that (i) retrieve possibly relevant documents, (ii) re-rank them, (iii) rank paragraphs or other snippets of the top-ranked documents, and (iv) select…

Information Retrieval · Computer Science 2021-06-17 Dimitris Pappas , Ion Androutsopoulos

Recurrent neural networks (RNNs) have long been an architecture of interest for computational models of human sentence processing. The recently introduced Transformer architecture outperforms RNNs on many natural language processing tasks…

Computation and Language · Computer Science 2022-03-31 Danny Merkx , Stefan L. Frank

Analyzing the readability of articles has been an important sociolinguistic task. Addressing this task is necessary to the automatic recommendation of appropriate articles to readers with different comprehension abilities, and it further…

Information Retrieval · Computer Science 2021-03-09 Changping Meng , Muhao Chen , Jie Mao , Jennifer Neville