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Stance detection is a challenging task that aims to identify public opinion from social media platforms with respect to specific targets. Previous work on stance detection largely focused on pure texts. In this paper, we study multi-modal…

计算与语言 · 计算机科学 2024-06-07 Bin Liang , Ang Li , Jingqian Zhao , Lin Gui , Min Yang , Yue Yu , Kam-Fai Wong , Ruifeng Xu

Stance detection is a crucial NLP task with numerous applications in social science, from analyzing online discussions to assessing political campaigns. This paper investigates the optimal way to incorporate metadata into a political stance…

计算与语言 · 计算机科学 2024-09-24 Stanley Cao , Felix Drinkall

Text style transfer is usually performed using attributes that can take a handful of discrete values (e.g., positive to negative reviews). In this work, we introduce an architecture that can leverage pre-trained consistent continuous…

计算与语言 · 计算机科学 2019-11-12 Eric Michael Smith , Diana Gonzalez-Rico , Emily Dinan , Y-Lan Boureau

We propose a visual analytics system to help a user analyze and steer zero-shot learning models. Zero-shot learning has emerged as a viable scenario for categorizing data that consists of no labeled examples, and thus a promising approach…

人机交互 · 计算机科学 2020-09-14 Saroj Sahoo , Matthew Berger

Target-Based Sentiment Analysis aims to detect the opinion aspects (aspect extraction) and the sentiment polarities (sentiment detection) towards them. Both the previous pipeline and integrated methods fail to precisely model the innate…

计算与语言 · 计算机科学 2020-04-15 Shu Liu , Wei Li , Yunfang Wu , Qi Su , Xu Sun

We propose a framework for multimodal sentiment analysis and emotion recognition using convolutional neural network-based feature extraction from text and visual modalities. We obtain a performance improvement of 10% over the state of the…

多媒体 · 计算机科学 2017-08-01 Erik Cambria , Devamanyu Hazarika , Soujanya Poria , Amir Hussain , R. B. V. Subramaanyam

Aspect-category sentiment analysis (ACSA) aims to predict the aspect categories mentioned in texts and their corresponding sentiment polarities. Some joint models have been proposed to address this task. Given a text, these joint models…

计算与语言 · 计算机科学 2021-10-22 Yuncong Li , Zhe Yang , Cunxiang Yin , Xu Pan , Lunan Cui , Qiang Huang , Ting Wei

Most existing methods focus on sentiment analysis of textual data. However, recently there has been a massive use of images and videos on social platforms, motivating sentiment analysis from other modalities. Current studies show that…

机器学习 · 计算机科学 2022-10-13 Guilherme Lourenço de Toledo , Ricardo Marcondes Marcacini

In the last years there has been a growing attention towards predicting the political orientation of active social media users, being this of great help to study political forecasts, opinion dynamics modeling and users polarization.…

社会与信息网络 · 计算机科学 2022-04-25 Margherita Gambini , Tiziano Fagni , Caterina Senette , Maurizio Tesconi

Transformer-based language models have achieved remarkable success in few-shot in-context learning and drawn a lot of research interest. However, these models' performance greatly depends on the choice of the example prompts and also has…

计算与语言 · 计算机科学 2023-06-21 Genta Indra Winata , Liang-Kang Huang , Soumya Vadlamannati , Yash Chandarana

Stance Detection (SD) has become a critical area of interest due to its applications in various contexts leading to increased research within NLP. Yet the subtlety and complexity of texts sourced from online platforms often containing…

计算与语言 · 计算机科学 2025-03-07 Gibson Nkhata Shi Yin Hong , Susan Gauch

Cross-domain sentiment analysis has received significant attention in recent years, prompted by the need to combat the domain gap between different applications that make use of sentiment analysis. In this paper, we take a novel perspective…

计算与语言 · 计算机科学 2020-05-12 Deepanway Ghosal , Devamanyu Hazarika , Abhinaba Roy , Navonil Majumder , Rada Mihalcea , Soujanya Poria

Target-specific stance detection on social media, which aims at classifying a textual data instance such as a post or a comment into a stance class of a target issue, has become an emerging opinion mining paradigm of importance. An example…

计算与语言 · 计算机科学 2022-11-08 Yupeng Li , Haorui He , Shaonan Wang , Francis C. M. Lau , Yunya Song

A key challenge in social network analysis is understanding the position, or stance, of people in the graph on a large set of topics. While past work has modeled (dis)agreement in social networks using signed graphs, these approaches have…

社会与信息网络 · 计算机科学 2022-12-16 John Pougué-Biyong , Akshay Gupta , Aria Haghighi , Ahmed El-Kishky

Vision-Language Models for remote sensing have shown promising uses thanks to their extensive pretraining. However, their conventional usage in zero-shot scene classification methods still involves dividing large images into patches and…

The explosive growth and popularity of Social Media has revolutionised the way we communicate and collaborate. Unfortunately, this same ease of accessing and sharing information has led to an explosion of misinformation and propaganda.…

计算与语言 · 计算机科学 2020-10-20 Anushka Prakash , Harish Tayyar Madabushi

Relation classification aims to extract semantic relations between entity pairs from the sentences. However, most existing methods can only identify seen relation classes that occurred during training. To recognize unseen relations at test…

计算与语言 · 计算机科学 2020-11-02 Juan Li , Ruoxu Wang , Ningyu Zhang , Wen Zhang , Fan Yang , Huajun Chen

This report presents a solution for the zero-shot referring expression comprehension task. Visual-language multimodal base models (such as CLIP, SAM) have gained significant attention in recent years as a cornerstone of mainstream research.…

计算机视觉与模式识别 · 计算机科学 2024-07-09 Longfei Huang , Feng Yu , Zhihao Guan , Zhonghua Wan , Yang Yang

Few-shot Multi-label Intent Detection (MID) is crucial for dialogue systems, aiming to detect multiple intents of utterances in low-resource dialogue domains. Previous studies focus on a two-stage pipeline. They first learn representations…

计算与语言 · 计算机科学 2025-10-10 Shiman Zhao , Shangyuan Li , Wei Chen , Tengjiao Wang , Jiahui Yao , Jiabin Zheng , Kam Fai Wong

We present a scalable approach for Detecting Objects by transferring Common-sense Knowledge (DOCK) from source to target categories. In our setting, the training data for the source categories have bounding box annotations, while those for…

计算机视觉与模式识别 · 计算机科学 2018-08-01 Krishna Kumar Singh , Santosh Divvala , Ali Farhadi , Yong Jae Lee