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We compare different models for low resource multi-task sequence tagging that leverage dependencies between label sequences for different tasks. Our analysis is aimed at datasets where each example has labels for multiple tasks. Current…

Computation and Language · Computer Science 2020-05-04 Jonas Pfeiffer , Edwin Simpson , Iryna Gurevych

Entity matching (EM) refers to the problem of identifying pairs of data records in one or more relational tables that refer to the same entity in the real world. Supervised machine learning (ML) models currently achieve state-of-the-art…

Databases · Computer Science 2022-11-15 Renzhi Wu , Alexander Bendeck , Xu Chu , Yeye He

Pixel-level labelling tasks, such as semantic segmentation, play a central role in image understanding. Recent approaches have attempted to harness the capabilities of deep learning techniques for image recognition to tackle pixel-level…

Computer Vision and Pattern Recognition · Computer Science 2016-04-15 Shuai Zheng , Sadeep Jayasumana , Bernardino Romera-Paredes , Vibhav Vineet , Zhizhong Su , Dalong Du , Chang Huang , Philip H. S. Torr

Entity Typing (ET) is the process of identifying the semantic types of every entity within a corpus. In contrast to Named Entity Recognition, where each token in a sentence is labelled with zero or one class label, ET involves labelling…

Computation and Language · Computer Science 2020-03-24 Michael Stewart , Wei Liu

Conditional random fields (CRF) for label decoding has become ubiquitous in sequence labeling tasks. However, the local label dependencies and inefficient Viterbi decoding have always been a problem to be solved. In this work, we introduce…

Computation and Language · Computer Science 2020-12-22 Tao Gui , Jiacheng Ye , Qi Zhang , Zhengyan Li , Zichu Fei , Yeyun Gong , Xuanjing Huang

Cross-entropy (CE) training provides dense and scalable supervision for language models, but it optimizes next-token prediction under teacher forcing rather than sequence-level behavior under model rollouts. We introduce a feature-matching…

Machine Learning · Computer Science 2026-03-17 Samy Jelassi , Mujin Kwun , Rosie Zhao , Yuanzhi Li , Nicolo Fusi , Yilun Du , Sham M. Kakade , Carles Domingo-Enrich

As a step toward better document-level understanding, we explore classification of a sequence of sentences into their corresponding categories, a task that requires understanding sentences in context of the document. Recent successful…

Computation and Language · Computer Science 2021-03-24 Arman Cohan , Iz Beltagy , Daniel King , Bhavana Dalvi , Daniel S. Weld

Rule-based techniques to extract relational entities from documents allow users to specify desired entities with natural language questions, finite state automata, regular expressions and structured query language. They require linguistic…

Information Retrieval · Computer Science 2018-11-20 Amin Jaber , Fadi A. Zaraket

A key challenge in entity linking is making effective use of contextual information to disambiguate mentions that might refer to different entities in different contexts. We present a model that uses convolutional neural networks to capture…

Computation and Language · Computer Science 2016-04-05 Matthew Francis-Landau , Greg Durrett , Dan Klein

Weakly Supervised Semantic Segmentation (WSSS), which relies only on image-level labels, has attracted significant attention for its cost-effectiveness and scalability. Existing methods mainly enhance inter-class distinctions and employ…

Computer Vision and Pattern Recognition · Computer Science 2026-01-22 Yiyang Fu , Hui Li , Wangyu Wu

Complex Event Recognition (CER) systems have become popular in the past two decades due to their ability to "instantly" detect patterns on real-time streams of events. However, there is a lack of methods for forecasting when a pattern might…

Databases · Computer Science 2021-09-02 Elias Alevizos , Alexander Artikis , Georgios Paliouras

Despite advancements of end-to-end (E2E) models in speech recognition, named entity recognition (NER) is still challenging but critical for semantic understanding. Previous studies mainly focus on various rule-based or attention-based…

Audio and Speech Processing · Electrical Eng. & Systems 2024-06-11 Peng Wang , Yifan Yang , Zheng Liang , Tian Tan , Shiliang Zhang , Xie Chen

Conditional Random Fields (CRFs) are undirected graphical models, a special case of which correspond to conditionally-trained finite state machines. A key advantage of these models is their great flexibility to include a wide array of…

Machine Learning · Computer Science 2012-12-12 Andrew McCallum

Entity typing aims to assign types to the entity mentions in given texts. The traditional classification-based entity typing paradigm has two unignorable drawbacks: 1) it fails to assign an entity to the types beyond the predefined type…

Computation and Language · Computer Science 2022-10-19 Siyu Yuan , Deqing Yang , Jiaqing Liang , Zhixu Li , Jinxi Liu , Jingyue Huang , Yanghua Xiao

Multi-Modal Entity Alignment aims to discover identical entities across heterogeneous knowledge graphs. While recent studies have delved into fusion paradigms to represent entities holistically, the elimination of features irrelevant to…

Computation and Language · Computer Science 2024-07-24 Yani Huang , Xuefeng Zhang , Richong Zhang , Junfan Chen , Jaein Kim

Recent works on deep conditional random fields (CRF) have set new records on many vision tasks involving structured predictions. Here we propose a fully-connected deep continuous CRF model for both discrete and continuous labelling…

Computer Vision and Pattern Recognition · Computer Science 2017-04-26 Fayao Liu , Guosheng Lin , Chunhua Shen

Deep neural networks often rely on spurious features to make predictions, which makes them brittle under distribution shift and on samples where the spurious correlation does not hold (e.g., minority-group examples). Recent studies have…

Computer Vision and Pattern Recognition · Computer Science 2026-04-01 Aryan Yazdan Parast , Khawar Islam , Soyoun Won , Basim Azam , Naveed Akhtar

Many joint entity relation extraction models setup two separated label spaces for the two sub-tasks (i.e., entity detection and relation classification). We argue that this setting may hinder the information interaction between entities and…

Computation and Language · Computer Science 2021-07-12 Yijun Wang , Changzhi Sun , Yuanbin Wu , Hao Zhou , Lei Li , Junchi Yan

Relation classification (RC) aims to predict the relationship between a pair of subject and object in a given context. Recently, prompt tuning approaches have achieved high performance in RC. However, existing prompt tuning approaches have…

Computation and Language · Computer Science 2022-03-09 Jiejun Tan , Wenbin Hu , WeiWei Liu

This paper presents ER-NeRF, a novel conditional Neural Radiance Fields (NeRF) based architecture for talking portrait synthesis that can concurrently achieve fast convergence, real-time rendering, and state-of-the-art performance with…

Computer Vision and Pattern Recognition · Computer Science 2023-08-25 Jiahe Li , Jiawei Zhang , Xiao Bai , Jun Zhou , Lin Gu