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In visual question answering (VQA), an algorithm must answer text-based questions about images. While multiple datasets for VQA have been created since late 2014, they all have flaws in both their content and the way algorithms are…

计算机视觉与模式识别 · 计算机科学 2017-09-15 Kushal Kafle , Christopher Kanan

Incorporating external knowledge to Visual Question Answering (VQA) has become a vital practical need. Existing methods mostly adopt pipeline approaches with different components for knowledge matching and extraction, feature learning,…

人工智能 · 计算机科学 2021-10-19 Zhuo Chen , Jiaoyan Chen , Yuxia Geng , Jeff Z. Pan , Zonggang Yuan , Huajun Chen

We propose AutoQA, a methodology and toolkit to generate semantic parsers that answer questions on databases, with no manual effort. Given a database schema and its data, AutoQA automatically generates a large set of high-quality questions…

计算与语言 · 计算机科学 2021-06-09 Silei Xu , Sina J. Semnani , Giovanni Campagna , Monica S. Lam

Methods for teaching machines to answer visual questions have made significant progress in recent years, but current methods still lack important human capabilities, including integrating new visual classes and concepts in a modular manner,…

计算机视觉与模式识别 · 计算机科学 2020-05-27 Ben-Zion Vatashsky , Shimon Ullman

We propose an unsupervised keyphrase extraction model that encodes topical information within a multipartite graph structure. Our model represents keyphrase candidates and topics in a single graph and exploits their mutually reinforcing…

信息检索 · 计算机科学 2018-04-17 Florian Boudin

Transformer-based architectures in natural language processing force input size limits that can be problematic when long documents need to be processed. This paper overcomes this issue for keyphrase extraction by chunking the long documents…

计算与语言 · 计算机科学 2022-05-12 Martin Docekal , Pavel Smrz

We investigate segmenting and clustering speech into low-bitrate phone-like sequences without supervision. We specifically constrain pretrained self-supervised vector-quantized (VQ) neural networks so that blocks of contiguous feature…

计算与语言 · 计算机科学 2021-06-14 Herman Kamper , Benjamin van Niekerk

Visual question answering (VQA) systems are emerging from a desire to empower users to ask any natural language question about visual content and receive a valid answer in response. However, close examination of the VQA problem reveals an…

人工智能 · 计算机科学 2016-08-30 Danna Gurari , Kristen Grauman

While there has been substantial progress in factoid question-answering (QA), answering complex questions remains challenging, typically requiring both a large body of knowledge and inference techniques. Open Information Extraction (Open…

人工智能 · 计算机科学 2017-04-20 Tushar Khot , Ashish Sabharwal , Peter Clark

Keyword extraction is a fundamental task in natural language processing that facilitates mapping of documents to a concise set of representative single and multi-word phrases. Keywords from text documents are primarily extracted using…

计算与语言 · 计算机科学 2018-07-17 Debanjan Mahata , John Kuriakose , Rajiv Ratn Shah , Roger Zimmermann , John R. Talburt

Zero-shot Visual Question Answering (VQA) is a prominent vision-language task that examines both the visual and textual understanding capability of systems in the absence of training data. Recently, by converting the images into captions,…

计算机视觉与模式识别 · 计算机科学 2023-11-16 Yunshi Lan , Xiang Li , Xin Liu , Yang Li , Wei Qin , Weining Qian

Processing large amounts of data is an essential problem of the big data era. Most of the data exchange is done via direct communication (using APIs) and well-structured file formats (JSON, XML, EDI, etc.), but a significant portion of the…

信息检索 · 计算机科学 2020-07-17 Vladimir Bernstein , Andrei Afanassenkov

Query-aware webpage snippet extraction is widely used in search engines to help users better understand the content of the returned webpages before clicking. Although important, it is very rarely studied. In this paper, we propose an…

人工智能 · 计算机科学 2022-10-28 Jingwei Yi , Fangzhao Wu , Chuhan Wu , Xiaolong Huang , Binxing Jiao , Guangzhong Sun , Xing Xie

Answering open-ended questions is an essential capability for any intelligent agent. One of the most interesting recent open-ended question answering challenges is Visual Question Answering (VQA) which attempts to evaluate a system's visual…

计算与语言 · 计算机科学 2016-10-25 Omid Bakhshandeh , Trung Bui , Zhe Lin , Walter Chang

Deep neural networks have achieved great successes on the image captioning task. However, most of the existing models depend heavily on paired image-sentence datasets, which are very expensive to acquire. In this paper, we make the first…

计算机视觉与模式识别 · 计算机科学 2019-04-09 Yang Feng , Lin Ma , Wei Liu , Jiebo Luo

Despite significant progress in Visual Question Answering over the years, robustness of today's VQA models leave much to be desired. We introduce a new evaluation protocol and associated dataset (VQA-Rephrasings) and show that…

计算机视觉与模式识别 · 计算机科学 2019-02-18 Meet Shah , Xinlei Chen , Marcus Rohrbach , Devi Parikh

Neural models for question answering (QA) over documents have achieved significant performance improvements. Although effective, these models do not scale to large corpora due to their complex modeling of interactions between the document…

计算与语言 · 计算机科学 2018-05-22 Sewon Min , Victor Zhong , Richard Socher , Caiming Xiong

In this paper, we propose a new differentiable neural network alignment mechanism for text-dependent speaker verification which uses alignment models to produce a supervector representation of an utterance. Unlike previous works with…

声音 · 计算机科学 2018-12-27 Victoria Mingote , Antonio Miguel , Alfonso Ortega , Eduardo Lleida

Visual question answering (VQA) has witnessed great progress since May, 2015 as a classic problem unifying visual and textual data into a system. Many enlightening VQA works explore deep into the image and question encodings and fusing…

计算机视觉与模式识别 · 计算机科学 2017-02-23 Yuetan Lin , Zhangyang Pang , Donghui Wang , Yueting Zhuang

Visual Question Answering (VQA) methods have made incredible progress, but suffer from a failure to generalize. This is visible in the fact that they are vulnerable to learning coincidental correlations in the data rather than deeper…

计算机视觉与模式识别 · 计算机科学 2020-02-27 Xinyu Wang , Yuliang Liu , Chunhua Shen , Chun Chet Ng , Canjie Luo , Lianwen Jin , Chee Seng Chan , Anton van den Hengel , Liangwei Wang