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This paper investigates the problem of Named Entity Recognition (NER) for extreme low-resource languages with only a few hundred tagged data samples. NER is a fundamental task in Natural Language Processing (NLP). A critical driver…

Computation and Language · Computer Science 2022-12-20 Shashank Sonkar , Zichao Wang , Richard G. Baraniuk

This paper presents a novel method for labeling real-world neuromorphic camera sensor data by calculating the likelihood of generating an event at each pixel within a short time window, which we refer to as "event probability mask" or EPM.…

Computer Vision and Pattern Recognition · Computer Science 2020-03-24 R. Wes Baldwin , Mohammed Almatrafi , Vijayan Asari , Keigo Hirakawa

Referring expression comprehension (REC) aims to localize a target object in an image described by a referring expression phrased in natural language. Different from the object detection task that queried object labels have been…

Computer Vision and Pattern Recognition · Computer Science 2020-12-08 Yanyuan Qiao , Chaorui Deng , Qi Wu

Event extraction is a fundamental task for natural language processing. Finding the roles of event arguments like event participants is essential for event extraction. However, doing so for real-life event descriptions is challenging…

Computation and Language · Computer Science 2021-12-23 Qian Li , Hao Peng , Jianxin Li , Jia Wu , Yuanxing Ning , Lihong Wang , Philip S. Yu , Zheng Wang

We study the problem of event extraction from text data, which requires both detecting target event types and their arguments. Typically, both the event detection and argument detection subtasks are formulated as supervised sequence…

Computation and Language · Computer Science 2020-10-23 Rui Feng , Jie Yuan , Chao Zhang

Domain experts increasingly use automated data science tools to incorporate machine learning (ML) models in their work but struggle to "debug" these models when they are incorrect. For these experts, semantic interactions can provide an…

Human-Computer Interaction · Computer Science 2023-10-17 Anamaria Crisan , Maddie Shang , Eric Brochu

Emotion is intrinsic to humans and consequently emotion understanding is a key part of human-like artificial intelligence (AI). Emotion recognition in conversation (ERC) is becoming increasingly popular as a new research frontier in natural…

Computation and Language · Computer Science 2019-05-09 Soujanya Poria , Navonil Majumder , Rada Mihalcea , Eduard Hovy

This paper presents a new learning strategy for the Sound Event Detection (SED) system to tackle the issues of i) knowledge migration from a pre-trained model to a new target model and ii) learning new sound events without forgetting the…

Machine Learning · Computer Science 2020-03-30 Eunjeong Koh , Fatemeh Saki , Yinyi Guo , Cheng-Yu Hung , Erik Visser

Exploratory data analysis (EDA) is a vital procedure for data science projects. In this work, we introduce a stable equilibrium point (SEP) - based framework for improving the efficiency and solution quality of EDA. By exploiting the SEPs…

Machine Learning · Computer Science 2023-06-08 Yuxuan Song , Yongyu Wang

Event mentions in text correspond to real-world events of varying degrees of granularity. The task of subevent detection aims to resolve this granularity issue, recognizing the membership of multi-granular events in event complexes. Since…

Computation and Language · Computer Science 2021-09-15 Haoyu Wang , Hongming Zhang , Muhao Chen , Dan Roth

The widespread adoption of algorithmic decision-making systems has brought about the necessity to interpret the reasoning behind these decisions. The majority of these systems are complex black box models, and auxiliary models are often…

Human-Computer Interaction · Computer Science 2022-02-28 Md Naimul Hoque , Klaus Mueller

We present EventPlus, a temporal event understanding pipeline that integrates various state-of-the-art event understanding components including event trigger and type detection, event argument detection, event duration and temporal relation…

Computation and Language · Computer Science 2021-04-27 Mingyu Derek Ma , Jiao Sun , Mu Yang , Kung-Hsiang Huang , Nuan Wen , Shikhar Singh , Rujun Han , Nanyun Peng

The Entity Disambiguation and Linking (EDL) task matches entity mentions in text to a unique Knowledge Base (KB) identifier such as a Wikipedia or Freebase id. It plays a critical role in the construction of a high quality information…

Information Retrieval · Computer Science 2017-03-14 Preeti Bhargava , Nemanja Spasojevic , Guoning Hu

Sound event localization and detection (SELD) is a combined task of identifying the sound event and its direction. Deep neural networks (DNNs) are utilized to associate them with the sound signals observed by a microphone array. Although…

Audio and Speech Processing · Electrical Eng. & Systems 2022-02-18 Kento Nagatomo , Masahiro Yasuda , Kohei Yatabe , Shoichiro Saito , Yasuhiro Oikawa

Emotion Recognition (ER) is the process of identifying human emotions from given data. Currently, the field heavily relies on facial expression recognition (FER) because facial expressions contain rich emotional cues. However, it is…

Computer Vision and Pattern Recognition · Computer Science 2024-11-20 Yuanyuan Liu , Lin Wei , Kejun Liu , Yibing Zhan , Zijing Chen , Zhe Chen , Shiguang Shan

In this work, we focus on detecting emergency vehicles using only audio data. Improved and quick detection can help in faster preemption of these vehicles at signalized intersections thereby reducing overall response time in case of…

Sound · Computer Science 2022-02-04 Zubayer Islam , Mohamed Abdel-Aty

The significance of emotion detection is increasing in education, entertainment, and various other domains. We are developing a system that can identify and transform facial expressions into emojis to provide immediate feedback.The project…

Computer Vision and Pattern Recognition · Computer Science 2024-07-08 Abhilash Khuntia , Shubham Kale

The demands on visual recognition systems do not end with the complexity offered by current large-scale image datasets, such as ImageNet. In consequence, we need curious and continuously learning algorithms that actively acquire knowledge…

Computer Vision and Pattern Recognition · Computer Science 2016-12-20 Christoph Käding , Erik Rodner , Alexander Freytag , Joachim Denzler

Annotation tools are the starting point for creating Natural Language Processing (NLP) datasets. There is a wide variety of tools available; setting up these tools is however a hindrance. We propose EEVEE, an annotation tool focused on…

Computation and Language · Computer Science 2024-02-07 Axel Sorensen , Siyao Peng , Barbara Plank , Rob van der Goot

The ubiquity of social media makes it a rich source for physical event detection, such as disasters, and as a potential resource for crisis management resource allocation. There have been some recent works on leveraging social media sources…

Information Retrieval · Computer Science 2020-01-24 Abhijit Suprem , Calton Pu