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Question Answering has come a long way from answer sentence selection, relational QA to reading and comprehension. We shift our attention to generative question answering (gQA) by which we facilitate machine to read passages and answer…

Computation and Language · Computer Science 2018-07-10 Rajarshee Mitra

The generation of effective latent representations and their subsequent refinement to incorporate precise information is an essential prerequisite for Vision-Language Understanding (VLU) tasks such as Video Question Answering (VQA).…

Computer Vision and Pattern Recognition · Computer Science 2023-09-04 Atharvan Dogra , Deeksha Varshney , Ashwin Kalyan , Ameet Deshpande , Neeraj Kumar

Time is one of the crucial factors in real-world question answering (QA) problems. However, language models have difficulty understanding the relationships between time specifiers, such as 'after' and 'before', and numbers, since existing…

Computation and Language · Computer Science 2023-10-20 Jungbin Son , Alice Oh

Knowledge-based visual question answering (VQA) requires answering questions with external knowledge in addition to the content of images. One dataset that is mostly used in evaluating knowledge-based VQA is OK-VQA, but it lacks a gold…

Computation and Language · Computer Science 2021-09-10 Man Luo , Yankai Zeng , Pratyay Banerjee , Chitta Baral

Researchers produce thousands of scholarly documents containing valuable technical knowledge. The community faces the laborious task of reading these documents to identify, extract, and synthesize information. To automate information…

Computation and Language · Computer Science 2023-12-13 Tavish McDonald , Brian Tsan , Amar Saini , Juanita Ordonez , Luis Gutierrez , Phan Nguyen , Blake Mason , Brenda Ng

We introduce MemSum-DQA, an efficient system for document question answering (DQA) that leverages MemSum, a long document extractive summarizer. By prefixing each text block in the parsed document with the provided question and question…

Computation and Language · Computer Science 2023-10-11 Nianlong Gu , Yingqiang Gao , Richard H. R. Hahnloser

Research in Document Intelligence and especially in Document Key Information Extraction (DocKIE) has been mainly solved as Token Classification problem. Recent breakthroughs in both natural language processing (NLP) and computer vision…

Computation and Language · Computer Science 2023-04-24 Laurent Lam , Pirashanth Ratnamogan , Joël Tang , William Vanhuffel , Fabien Caspani

An extractive rationale explains a language model's (LM's) prediction on a given task instance by highlighting the text inputs that most influenced the prediction. Ideally, rationale extraction should be faithful (reflective of LM's actual…

Computation and Language · Computer Science 2023-02-28 Aaron Chan , Maziar Sanjabi , Lambert Mathias , Liang Tan , Shaoliang Nie , Xiaochang Peng , Xiang Ren , Hamed Firooz

Visual Question Answering (VQA) is an interdisciplinary field that bridges the gap between computer vision (CV) and natural language processing(NLP), enabling Artificial Intelligence(AI) systems to answer questions about images. Since its…

Computer Vision and Pattern Recognition · Computer Science 2025-01-14 Anupam Pandey , Deepjyoti Bodo , Arpan Phukan , Asif Ekbal

Question-answering (QA) is an important application of Information Retrieval (IR) and language models, and the latest trend is toward pre-trained large neural networks with embedding parameters. Augmenting QA performances with these LLMs…

Information Retrieval · Computer Science 2024-11-05 Lixiao Yang , Mengyang Xu , Weimao Ke

We present a system for answering questions based on the full text of books (BookQA), which first selects book passages given a question at hand, and then uses a memory network to reason and predict an answer. To improve generalization, we…

Computation and Language · Computer Science 2019-10-03 Stefanos Angelidis , Lea Frermann , Diego Marcheggiani , Roi Blanco , Lluís Màrquez

Visual Question Answering (VQA) has been primarily studied through the lens of the English language. Yet, tackling VQA in other languages in the same manner would require a considerable amount of resources. In this paper, we propose…

Computation and Language · Computer Science 2023-10-25 Soravit Changpinyo , Linting Xue , Michal Yarom , Ashish V. Thapliyal , Idan Szpektor , Julien Amelot , Xi Chen , Radu Soricut

Visual question answering (VQA) has been gaining a lot of traction in the machine learning community in the recent years due to the challenges posed in understanding information coming from multiple modalities (i.e., images, language). In…

Computer Vision and Pattern Recognition · Computer Science 2021-11-11 Muralikrishnna G. Sethuraman , Ali Payani , Faramarz Fekri , J. Clayton Kerce

Temporal grounding aims to predict a time interval of a video clip corresponding to a natural language query input. In this work, we present EVOQUER, a temporal grounding framework incorporating an existing text-to-video grounding model and…

Computer Vision and Pattern Recognition · Computer Science 2021-09-13 Yanjun Gao , Lulu Liu , Jason Wang , Xin Chen , Huayan Wang , Rui Zhang

Pre-training a transformer-based model for the language modeling task in a large dataset and then fine-tuning it for downstream tasks has been found very useful in recent years. One major advantage of such pre-trained language models is…

Computation and Language · Computer Science 2020-11-17 Md Tahmid Rahman Laskar , Enamul Hoque , Jimmy Xiangji Huang

Reasoning large language models (RLLMs), such as OpenAI-O3 and DeepSeek-R1, have recently demonstrated remarkable capabilities by performing structured and multi-step reasoning. However, recent studies reveal that RLLMs often suffer from…

Computation and Language · Computer Science 2025-11-10 Kaiwen Yan , Xuanqing Shi , Hongcheng Guo , Wenxuan Wang , Zhuosheng Zhang , Chengwei Qin

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

Obtaining training data for Question Answering (QA) is time-consuming and resource-intensive, and existing QA datasets are only available for limited domains and languages. In this work, we explore to what extent high quality training data…

Computation and Language · Computer Science 2020-05-05 Patrick Lewis , Ludovic Denoyer , Sebastian Riedel

Visual Question Answering (VQA) presents a unique challenge as it requires the ability to understand and encode the multi-modal inputs - in terms of image processing and natural language processing. The algorithm further needs to learn how…

Computer Vision and Pattern Recognition · Computer Science 2017-09-26 Supriya Pandhre , Shagun Sodhani

Event extraction is typically modeled as a multi-class classification problem where event types and argument roles are treated as atomic symbols. These approaches are usually limited to a set of pre-defined types. We propose a novel event…

Computation and Language · Computer Science 2022-03-23 Sijia Wang , Mo Yu , Shiyu Chang , Lichao Sun , Lifu Huang