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News Image Captioning aims to create captions from news articles and images, emphasizing the connection between textual context and visual elements. Recognizing the significance of human faces in news images and the face-name co-occurrence…

计算机视觉与模式识别 · 计算机科学 2024-03-22 Tingyu Qu , Tinne Tuytelaars , Marie-Francine Moens

This paper represents an text extraction method from Google maps, GIS maps/images. Due to an unsupervised approach there is no requirement of any prior knowledge or training set about the textual and non-textual parts. Fuzzy CMeans…

计算机视觉与模式识别 · 计算机科学 2016-11-15 Chandranath Adak

Embedding based methods are widely used for unsupervised keyphrase extraction (UKE) tasks. Generally, these methods simply calculate similarities between phrase embeddings and document embedding, which is insufficient to capture different…

计算与语言 · 计算机科学 2021-09-16 Xinnian Liang , Shuangzhi Wu , Mu Li , Zhoujun Li

Relation extraction task is a crucial and challenging aspect of Natural Language Processing. Several methods have surfaced as of late, exhibiting notable performance in addressing the task; however, most of these approaches rely on vast…

计算与语言 · 计算机科学 2023-08-25 Fréjus A. A. Laleye , Loïc Rakotoson , Sylvain Massip

Relation extraction (RE) has recently moved from the sentence-level to document-level, which requires aggregating document information and using entities and mentions for reasoning. Existing works put entity nodes and mention nodes with…

计算与语言 · 计算机科学 2023-03-08 Hongfei Liu , Zhao Kang , Lizong Zhang , Ling Tian , Fujun Hua

We investigate the problem of understanding the message (gist) conveyed by images and their captions as found, for instance, on websites or news articles. To this end, we propose a methodology to capture the meaning of image-caption pairs…

信息检索 · 计算机科学 2019-04-19 Lydia Weiland , Ioana Hulpus , Simone Paolo Ponzetto , Wolfgang Effelsberg , Laura Dietz

We explore an innovative strategy for image denoising by using convolutional neural networks (CNN) to learn similar pixel-distribution features from noisy images. Many types of image noise follow a certain pixel-distribution in common, such…

计算机视觉与模式识别 · 计算机科学 2018-06-05 Peng Liu , Ruogu Fang

Learning image representations to capture fine-grained semantics has been a challenging and important task enabling many applications such as image search and clustering. In this paper, we present Graph-Regularized Image Semantic Embedding…

计算机视觉与模式识别 · 计算机科学 2019-03-01 Da-Cheng Juan , Chun-Ta Lu , Zhen Li , Futang Peng , Aleksei Timofeev , Yi-Ting Chen , Yaxi Gao , Tom Duerig , Andrew Tomkins , Sujith Ravi

Keyword extraction is the process of identifying the words or phrases that express the main concepts of text to the best of one's ability. Electronic infrastructure creates a considerable amount of text every day and at all times. This…

计算与语言 · 计算机科学 2021-10-04 Aidin Zehtab-Salmasi , Mohammad-Reza Feizi-Derakhshi , Mohamad-Ali Balafar

Relation Extraction is a way of obtaining the semantic relationship between entities in text. The state-of-the-art methods use linguistic tools to build a graph for the text in which the entities appear and then a Graph Convolutional…

计算与语言 · 计算机科学 2020-08-28 Sunil Kumar Sahu , Derek Thomas , Billy Chiu , Neha Sengupta , Mohammady Mahdy

Most existing named entity recognition (NER) approaches are based on sequence labeling models, which focus on capturing the local context dependencies. However, the way of taking one sentence as input prevents the modeling of non-sequential…

计算与语言 · 计算机科学 2021-06-03 Zanbo Wang , Wei Wei , Xianling Mao , Shanshan Feng , Pan Zhou , Zhiyong He , Sheng Jiang

Recently, graph neural networks (GNNs) have been widely used for document classification. However, most existing methods are based on static word co-occurrence graphs without sentence-level information, which poses three challenges:(1) word…

计算与语言 · 计算机科学 2022-03-22 Yinhua Piao , Sangseon Lee , Dohoon Lee , Sun Kim

Generating realistic images from scene graphs asks neural networks to be able to reason about object relationships and compositionality. As a relatively new task, how to properly ensure the generated images comply with scene graphs or how…

计算机视觉与模式识别 · 计算机科学 2019-01-17 Subarna Tripathi , Anahita Bhiwandiwalla , Alexei Bastidas , Hanlin Tang

Graph refinement, or the task of obtaining subgraphs of interest from over-complete graphs, can have many varied applications. In this work, we extract trees or collection of sub-trees from image data by, first deriving a graph-based…

计算机视觉与模式识别 · 计算机科学 2020-06-03 Raghavendra Selvan , Thomas Kipf , Max Welling , Antonio Garcia-Uceda Juarez , Jesper H Pedersen , Jens Petersen , Marleen de Bruijne

The notion of word embedding plays a fundamental role in natural language processing (NLP). However, pre-training word embedding for very large-scale vocabulary is computationally challenging for most existing methods. In this work, we show…

计算与语言 · 计算机科学 2021-09-16 Junsheng Kong , Weizhao Li , Zeyi Liu , Ben Liao , Jiezhong Qiu , Chang-Yu Hsieh , Yi Cai , Shengyu Zhang

Since acquiring pixel-wise annotations for training convolutional neural networks for semantic image segmentation is time-consuming, weakly supervised approaches that only require class tags have been proposed. In this work, we propose…

计算机视觉与模式识别 · 计算机科学 2019-05-17 Johann Sawatzky , Debayan Banerjee , Juergen Gall

Image captioning has been recently gaining a lot of attention thanks to the impressive achievements shown by deep captioning architectures, which combine Convolutional Neural Networks to extract image representations, and Recurrent Neural…

计算机视觉与模式识别 · 计算机科学 2018-05-22 Marcella Cornia , Lorenzo Baraldi , Giuseppe Serra , Rita Cucchiara

We introduce a new task, MultiMedia Event Extraction (M2E2), which aims to extract events and their arguments from multimedia documents. We develop the first benchmark and collect a dataset of 245 multimedia news articles with extensively…

多媒体 · 计算机科学 2020-05-07 Manling Li , Alireza Zareian , Qi Zeng , Spencer Whitehead , Di Lu , Heng Ji , Shih-Fu Chang

Document-level relation extraction is a complex human process that requires logical inference to extract relationships between named entities in text. Existing approaches use graph-based neural models with words as nodes and edges as…

计算与语言 · 计算机科学 2019-09-04 Fenia Christopoulou , Makoto Miwa , Sophia Ananiadou

Inferring the probability distribution of sentences or word sequences is a key process in natural language processing. While word-level language models (LMs) have been widely adopted for computing the joint probabilities of word sequences,…

计算与语言 · 计算机科学 2021-03-16 Heewoong Park , Sukhyun Cho , Jonghun Park