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Related papers: QuAnTS: Question Answering on Time Series

200 papers

Question Answering (QA), as a research field, has primarily focused on either knowledge bases (KBs) or free text as a source of knowledge. These two sources have historically shaped the kinds of questions that are asked over these sources,…

Computation and Language · Computer Science 2019-02-26 Igor Labutov , Bishan Yang , Anusha Prakash , Amos Azaria

Humans gather information by engaging in conversations involving a series of interconnected questions and answers. For machines to assist in information gathering, it is therefore essential to enable them to answer conversational questions.…

Computation and Language · Computer Science 2019-04-02 Siva Reddy , Danqi Chen , Christopher D. Manning

A fundamental ability of humans is to utilize commonsense knowledge in language understanding and question answering. In recent years, many knowledge-enhanced Commonsense Question Answering (CQA) approaches have been proposed. However, it…

Computation and Language · Computer Science 2021-01-06 Ning Bian , Xianpei Han , Bo Chen , Le Sun

While there has been substantial progress in text comprehension through simple factoid question answering, more holistic comprehension of a discourse still presents a major challenge (Dunietz et al., 2020). Someone critically reflecting on…

Computation and Language · Computer Science 2022-10-18 Wei-Jen Ko , Cutter Dalton , Mark Simmons , Eliza Fisher , Greg Durrett , Junyi Jessy Li

Visual question answering (VQA) is a task that combines both the techniques of computer vision and natural language processing. It requires models to answer a text-based question according to the information contained in a visual. In recent…

Computer Vision and Pattern Recognition · Computer Science 2021-05-04 Yeyun Zou , Qiyu Xie

Over the last twenty years, significant progress has been made in designing and implementing Question Answering (QA) systems. However, addressing complex questions, the answers to which are spread across multiple documents, remains a…

Computation and Language · Computer Science 2026-02-26 Sourav Saha , Dwaipayan Roy , Mandar Mitra

Natural language interaction with sensing systems is crucial for addressing users' personal concerns and providing health-related insights into their daily lives. When a user asks a question, the system automatically analyzes the full…

Artificial Intelligence · Computer Science 2025-07-22 Xiaofan Yu , Lanxiang Hu , Benjamin Reichman , Dylan Chu , Rushil Chandrupatla , Xiyuan Zhang , Larry Heck , Tajana Rosing

Time series data are integral to critical applications across domains such as finance, healthcare, transportation, and environmental science. While recent work has begun to explore multi-task time series question answering (QA), current…

Time is an important dimension in our physical world. Lots of facts can evolve with respect to time. For example, the U.S. President might change every four years. Therefore, it is important to consider the time dimension and empower the…

Computation and Language · Computer Science 2021-10-26 Wenhu Chen , Xinyi Wang , William Yang Wang

Reasoning about time is of fundamental importance. Many facts are time-dependent. For example, athletes change teams from time to time, and different government officials are elected periodically. Previous time-dependent question answering…

Computation and Language · Computer Science 2023-06-28 Qingyu Tan , Hwee Tou Ng , Lidong Bing

While many advances in time series models focus exclusively on numerical data, research on multimodal time series, particularly those involving contextual textual information, remains in its infancy. With recent progress in large language…

Machine Learning · Computer Science 2026-03-10 Zihao Li , Xiao Lin , Zhining Liu , Jiaru Zou , Ziwei Wu , Lecheng Zheng , Dongqi Fu , Yada Zhu , Hendrik Hamann , Hanghang Tong , Jingrui He

The usage and amount of information available on the internet increase over the past decade. This digitization leads to the need for automated answering system to extract fruitful information from redundant and transitional knowledge…

Computation and Language · Computer Science 2022-02-03 Hariom A. Pandya , Brijesh S. Bhatt

Video Question Answering (VideoQA) aims to answer natural language questions according to the given videos. It has earned increasing attention with recent research trends in joint vision and language understanding. Yet, compared with…

Computer Vision and Pattern Recognition · Computer Science 2022-11-03 Yaoyao Zhong , Junbin Xiao , Wei Ji , Yicong Li , Weihong Deng , Tat-Seng Chua

With the rapid growth in sensor data, effectively interpreting and interfacing with these data in a human-understandable way has become crucial. While existing research primarily focuses on learning classification models, fewer studies have…

Computation and Language · Computer Science 2025-03-04 Benjamin Reichman , Xiaofan Yu , Lanxiang Hu , Jack Truxal , Atishay Jain , Rushil Chandrupatla , Tajana Šimunić Rosing , Larry Heck

Table Question Answering (TQA) aims to answer natural language questions about tabular data, often accompanied by additional contexts such as text passages. The task spans diverse settings, varying in table representation, question/answer…

Computation and Language · Computer Science 2026-04-21 Wei Zhou , Bolei Ma , Annemarie Friedrich , Mohsen Mesgar

Question answering (QA) systems have attracted much attention from the artificial intelligence community as they can learn to answer questions based on the given knowledge source (e.g., images in visual question answering). However, the…

Computation and Language · Computer Science 2023-10-16 Hao Xue , Flora D. Salim

We publicly release a new large-scale dataset, called SearchQA, for machine comprehension, or question-answering. Unlike recently released datasets, such as DeepMind CNN/DailyMail and SQuAD, the proposed SearchQA was constructed to reflect…

Computation and Language · Computer Science 2017-06-13 Matthew Dunn , Levent Sagun , Mike Higgins , V. Ugur Guney , Volkan Cirik , Kyunghyun Cho

Question answering plays a pivotal role in human daily life because it involves our acquisition of knowledge about the world. However, due to the dynamic and ever-changing nature of real-world facts, the answer can be completely different…

Computation and Language · Computer Science 2023-10-23 Xinyu Zhu , Cheng Yang , Bei Chen , Siheng Li , Jian-Guang Lou , Yujiu Yang

Understanding time series is crucial for its application in real-world scenarios. Recently, large language models (LLMs) have been increasingly applied to time series tasks, leveraging their strong language capabilities to enhance various…

Artificial Intelligence · Computer Science 2026-01-06 Zhe Xie , Zeyan Li , Xiao He , Longlong Xu , Xidao Wen , Tieying Zhang , Jianjun Chen , Rui Shi , Dan Pei

Textual Question Answering (QA) aims to provide precise answers to user's questions in natural language using unstructured data. One of the most popular approaches to this goal is machine reading comprehension(MRC). In recent years, many…

Computation and Language · Computer Science 2022-02-07 Yang Bai , Daisy Zhe Wang