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Related papers: Few-Shot Event Detection with Prototypical Amortiz…

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Prototypical network for Few shot learning tries to learn an embedding function in the encoder that embeds images with similar features close to one another in the embedding space. However, in this process, the support set samples for a…

Computer Vision and Pattern Recognition · Computer Science 2022-11-23 Manas Gogoi , Sambhavi Tiwari , Shekhar Verma

Multi-Label Few-Shot Aspect Category Detection (FS-ACD) is a new sub-task of aspect-based sentiment analysis, which aims to detect aspect categories accurately with limited training instances. Recently, dominant works use the prototypical…

Computation and Language · Computer Science 2022-10-11 Fei Zhao , Yuchen Shen , Zhen Wu , Xinyu Dai

Few-shot classification (FSC) is challenging due to the scarcity of labeled training data (e.g. only one labeled data point per class). Meta-learning has shown to achieve promising results by learning to initialize a classification model…

Computer Vision and Pattern Recognition · Computer Science 2019-10-01 Xinzhe Li , Qianru Sun , Yaoyao Liu , Shibao Zheng , Qin Zhou , Tat-Seng Chua , Bernt Schiele

Few-shot classification is a challenging problem due to the uncertainty caused by using few labelled samples. In the past few years, many methods have been proposed to solve few-shot classification, among which transfer-based methods have…

Machine Learning · Computer Science 2021-01-27 Yuqing Hu , Vincent Gripon , Stéphane Pateux

Sound event detection is a challenging task, especially for scenes with multiple simultaneous events. While event classification methods tend to be fairly accurate, event localization presents additional challenges, especially when large…

Audio and Speech Processing · Electrical Eng. & Systems 2018-11-12 Sandeep Kothinti , Keisuke Imoto , Debmalya Chakrabarty , Gregory Sell , Shinji Watanabe , Mounya Elhilali

Conditional Random Field (CRF) based neural models are among the most performant methods for solving sequence labeling problems. Despite its great success, CRF has the shortcoming of occasionally generating illegal sequences of tags, e.g.…

Machine Learning · Computer Science 2021-03-22 Tianwen Wei , Jianwei Qi , Shenghuan He , Songtao Sun

The ability to detect and classify rare occurrences in images has important applications - for example, counting rare and endangered species when studying biodiversity, or detecting infrequent traffic scenarios that pose a danger to…

Computer Vision and Pattern Recognition · Computer Science 2019-05-15 Sara Beery , Yang Liu , Dan Morris , Jim Piavis , Ashish Kapoor , Markus Meister , Neel Joshi , Pietro Perona

This paper develops a unified framework for partial identification and inference in stratified experiments with attrition, accommodating both equal and heterogeneous treatment shares across strata. For equal-share designs, we apply recent…

Econometrics · Economics 2026-01-21 Bruno Ferman , Davi Siqueira , Vitor Possebom

Anomaly detection is an important task for complex systems (e.g., industrial facilities, manufacturing, large-scale science experiments), where failures in a sub-system can lead to low yield, faulty products, or even damage to components.…

Machine Learning · Computer Science 2023-09-06 Ryan Humble , Zhe Zhang , Finn O'Shea , Eric Darve , Daniel Ratner

Event classification at sentence level is an important Information Extraction task with applications in several NLP, IR, and personalization systems. Multi-label binary relevance (BR) are the state-of-art methods. In this work, we explored…

Computation and Language · Computer Science 2014-03-26 Luís Marujo , Anatole Gershman , Jaime Carbonell , João P. Neto , David Martins de Matos

Few-shot named entity recognition (NER) systems aim at recognizing novel-class named entities based on only a few labeled examples. In this paper, we present a decomposed meta-learning approach which addresses the problem of few-shot NER by…

Computation and Language · Computer Science 2022-04-14 Tingting Ma , Huiqiang Jiang , Qianhui Wu , Tiejun Zhao , Chin-Yew Lin

A large volume of accident reports is recorded in the aviation domain, which greatly values improving aviation safety. To better use those reports, we need to understand the most important events or impact factors according to the accident…

Artificial Intelligence · Computer Science 2024-03-27 Xinyu Zhao , Hao Yan , Yongming Liu

Detecting out-of-domain (OOD) intents from user queries is essential for a task-oriented dialogue system. Previous OOD detection studies generally work on the assumption that plenty of labeled IND intents exist. In this paper, we focus on a…

Computation and Language · Computer Science 2024-02-23 Pei Wang , Keqing He , Yutao Mou , Xiaoshuai Song , Yanan Wu , Jingang Wang , Yunsen Xian , Xunliang Cai , Weiran Xu

Are we using the right potential functions in the Conditional Random Field models that are popular in the Vision community? Semantic segmentation and other pixel-level labelling tasks have made significant progress recently due to the deep…

Computer Vision and Pattern Recognition · Computer Science 2018-01-03 Måns Larsson , Anurag Arnab , Fredrik Kahl , Shuai Zheng , Philip Torr

Scene graph prediction --- classifying the set of objects and predicates in a visual scene --- requires substantial training data. However, most predicates only occur a handful of times making them difficult to learn. We introduce the first…

Computer Vision and Pattern Recognition · Computer Science 2019-12-09 Apoorva Dornadula , Austin Narcomey , Ranjay Krishna , Michael Bernstein , Li Fei-Fei

Self-Explainable Models (SEMs) rely on Prototypical Concept Learning (PCL) to enable their visual recognition processes more interpretable, but they often struggle in data-scarce settings where insufficient training samples lead to…

Computer Vision and Pattern Recognition · Computer Science 2025-06-06 Zhong Ji , Rongshuai Wei , Jingren Liu , Yanwei Pang , Jungong Han

The conventional few-shot classification aims at learning a model on a large labeled base dataset and rapidly adapting to a target dataset that is from the same distribution as the base dataset. However, in practice, the base and the target…

Computer Vision and Pattern Recognition · Computer Science 2023-11-07 Hao Zheng , Runqi Wang , Jianzhuang Liu , Asako Kanezaki

Few-shot classification tasks aim to classify images in query sets based on only a few labeled examples in support sets. Most studies usually assume that each image in a task has a single and unique class association. Under these…

Computer Vision and Pattern Recognition · Computer Science 2022-03-01 Lu Yin , Vlado Menkovski , Yulong Pei , Mykola Pechenizkiy

Model agnostic meta-learning algorithms aim to infer priors from several observed tasks that can then be used to adapt to a new task with few examples. Given the inherent diversity of tasks arising in existing benchmarks, recent methods use…

Machine Learning · Computer Science 2022-07-26 Rakshith Subramanyam , Mark Heimann , Jayram Thathachar , Rushil Anirudh , Jayaraman J. Thiagarajan

In this work, we address the problem of few-shot multi-class object counting with point-level annotations. The proposed technique leverages a class agnostic attention mechanism that sequentially attends to objects in the image and extracts…

Computer Vision and Pattern Recognition · Computer Science 2020-07-09 Negin Sokhandan , Pegah Kamousi , Alejandro Posada , Eniola Alese , Negar Rostamzadeh