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Recent generative models have achieved remarkable progress in image editing. However, existing systems and benchmarks remain largely text-guided. In contrast, human communication is inherently multimodal, where visual instructions such as…

Computer Vision and Pattern Recognition · Computer Science 2026-05-22 Huanyu Zhang , Xuehai Bai , Chengzu Li , Chen Liang , Haochen Tian , Haodong Li , Ruichuan An , Yifan Zhang , Anna Korhonen , Zhang Zhang , Liang Wang , Tieniu Tan

Language use differs between domains and even within a domain, language use changes over time. For pre-trained language models like BERT, domain adaptation through continued pre-training has been shown to improve performance on in-domain…

Computation and Language · Computer Science 2021-09-09 Paul Röttger , Janet B. Pierrehumbert

We introduce an improved variational autoencoder (VAE) for text modeling with topic information explicitly modeled as a Dirichlet latent variable. By providing the proposed model topic awareness, it is more superior at reconstructing input…

Computation and Language · Computer Science 2018-11-02 Yijun Xiao , Tiancheng Zhao , William Yang Wang

Social media has provided a platform for users to gather and share information and stay updated with the news. Such networks also provide a platform to users where they can engage in conversations. However, such micro-blogging platforms…

Social and Information Networks · Computer Science 2020-10-23 Rohan Tondulkar , Manisha Dubey , P. K. Srijith , Michal Lukasik

Emergent communication research often focuses on optimizing task-specific utility as a driver for communication. However, human languages appear to evolve under pressure to efficiently compress meanings into communication signals by…

Artificial Intelligence · Computer Science 2022-07-04 Mycal Tucker , Julie Shah , Roger Levy , Noga Zaslavsky

Social media such as Twitter provide valuable information to crisis managers and affected people during natural disasters. Machine learning can help structure and extract information from the large volume of messages shared during a crisis;…

Computation and Language · Computer Science 2021-03-23 Mikael Brunila , Rosie Zhao , Andrei Mircea , Sam Lumley , Renee Sieber

This paper investigates task-oriented communication for edge inference, where a low-end edge device transmits the extracted feature vector of a local data sample to a powerful edge server for processing. It is critical to encode the data…

Signal Processing · Electrical Eng. & Systems 2023-01-19 Jiawei Shao , Yuyi Mao , Jun Zhang

Despite its importance, the time variable has been largely neglected in the NLP and language model literature. In this paper, we present TimeLMs, a set of language models specialized on diachronic Twitter data. We show that a continual…

Computation and Language · Computer Science 2022-04-04 Daniel Loureiro , Francesco Barbieri , Leonardo Neves , Luis Espinosa Anke , Jose Camacho-Collados

Language is constantly changing and evolving, leaving language models to become quickly outdated. Consequently, we should continuously update our models with new data to expose them to new events and facts. However, that requires additional…

Computation and Language · Computer Science 2023-05-05 Giuseppe Attanasio , Debora Nozza , Federico Bianchi , Dirk Hovy

This study proposes a framework that extends existing time-coding time-to-first-spike spiking neural network (SNN) models to allow processing information changing over time. We explain spike propagation through a model with multiple input…

Neural and Evolutionary Computing · Computer Science 2024-07-15 Mateusz Pabian , Dominik Rzepka , Mirosław Pawlak

We describe TweeTIME, a temporal tagger for recognizing and normalizing time expressions in Twitter. Most previous work in social media analysis has to rely on temporal resolvers that are designed for well-edited text, and therefore suffer…

Information Retrieval · Computer Science 2020-11-17 Jeniya Tabassum , Alan Ritter , Wei Xu

Time series forecasting has become an increasingly popular research area due to its critical applications in various real-world domains such as traffic management, weather prediction, and financial analysis. Despite significant…

Machine Learning · Computer Science 2024-08-22 Ninghui Feng , Songning Lai , Jiayu Yang , Fobao Zhou , Zhenxiao Yin , Hang Zhao

Benefiting from large-scale pretrained vision language models (VLMs), the performance of visual question answering (VQA) has approached human oracles. However, finetuning such models on limited data often suffers from overfitting and poor…

Computer Vision and Pattern Recognition · Computer Science 2023-05-09 Jingjing Jiang , Ziyi Liu , Nanning Zheng

Various domain users are increasingly leveraging real-time social media data to gain rapid situational awareness. However, due to the high noise in the deluge of data, effectively determining semantically relevant information can be…

Social and Information Networks · Computer Science 2019-10-09 Luke S. Snyder , Yi-Shan Lin , Morteza Karimzadeh , Dan Goldwasser , David S. Ebert

Recent advances in sophisticated synthetic speech generated from text-to-speech (TTS) or voice conversion (VC) systems cause threats to the existing automatic speaker verification (ASV) systems. Since such synthetic speech is generated from…

Audio and Speech Processing · Electrical Eng. & Systems 2022-12-15 Youngsik Eom , Yeonghyeon Lee , Ji Sub Um , Hoirin Kim

Opinion prediction on Twitter is challenging due to the transient nature of tweet content and neighbourhood context. In this paper, we model users' tweet posting behaviour as a temporal point process to jointly predict the posting time and…

Social and Information Networks · Computer Science 2020-05-28 Lixing Zhu , Yulan He , Deyu Zhou

Temporal validity is an important property of text that is useful for many downstream applications, such as recommender systems, conversational AI, or story understanding. Existing benchmarking tasks often require models to identify the…

Computation and Language · Computer Science 2024-01-02 Georg Wenzel , Adam Jatowt

Identifying adverse and hostile content on the web and more particularly, on social media, has become a problem of paramount interest in recent years. With their ever increasing popularity, fine-tuning of pretrained Transformer-based…

Computation and Language · Computer Science 2021-01-12 Tathagata Raha , Sayar Ghosh Roy , Ujwal Narayan , Zubair Abid , Vasudeva Varma

The use of abusive language online has become an increasingly pervasive problem that damages both individuals and society, with effects ranging from psychological harm right through to escalation to real-life violence and even death.…

Computation and Language · Computer Science 2023-09-26 Mali Jin , Yida Mu , Diana Maynard , Kalina Bontcheva

We present a simple case study, demonstrating that Variational Information Bottleneck (VIB) can improve a network's classification calibration as well as its ability to detect out-of-distribution data. Without explicitly being designed to…

Machine Learning · Computer Science 2018-07-04 Alexander A. Alemi , Ian Fischer , Joshua V. Dillon