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Few-shot learning has emerged as a powerful paradigm for training models with limited labeled data, addressing challenges in scenarios where large-scale annotation is impractical. While extensive research has been conducted in the image…

Recent mask proposal models have significantly improved the performance of zero-shot semantic segmentation. However, the use of a `background' embedding during training in these methods is problematic as the resulting model tends to…

计算机视觉与模式识别 · 计算机科学 2023-01-19 Son Duy Dao , Hengcan Shi , Dinh Phung , Jianfei Cai

Pre-trained multilingual language encoders, such as multilingual BERT and XLM-R, show great potential for zero-shot cross-lingual transfer. However, these multilingual encoders do not precisely align words and phrases across languages.…

计算与语言 · 计算机科学 2021-09-13 Kuan-Hao Huang , Wasi Uddin Ahmad , Nanyun Peng , Kai-Wei Chang

Many data sets (e.g., reviews, forums, news, etc.) exist parallelly in multiple languages. They all cover the same content, but the linguistic differences make it impossible to use traditional, bag-of-word-based topic models. Models have to…

计算与语言 · 计算机科学 2021-02-05 Federico Bianchi , Silvia Terragni , Dirk Hovy , Debora Nozza , Elisabetta Fersini

Zero-shot learning transfers knowledge from seen classes to novel unseen classes to reduce human labor of labelling data for building new classifiers. Much effort on zero-shot learning however has focused on the standard multi-class…

计算机视觉与模式识别 · 计算机科学 2018-08-08 Meng Ye , Yuhong Guo

State-of-the-art model for zero-shot cross-lingual spoken language understanding performs cross-lingual unsupervised contrastive learning to achieve the label-agnostic semantic alignment between each utterance and its code-switched data.…

计算与语言 · 计算机科学 2024-05-13 Bowen Xing , Ivor W. Tsang

A text-to-speech (TTS) model trained to reconstruct speech given text tends towards predictions that are close to the average characteristics of a dataset, failing to model the variations that make human speech sound natural. This problem…

音频与语音处理 · 电气工程与系统科学 2024-08-29 John Janiczek , Dading Chong , Dongyang Dai , Arlo Faria , Chao Wang , Tao Wang , Yuzong Liu

Zero-shot learning (ZSL) which aims to recognize unseen object classes by only training on seen object classes, has increasingly been of great interest in Machine Learning, and has registered with some successes. Most existing ZSL methods…

计算机视觉与模式识别 · 计算机科学 2019-07-04 Wen Tang , Ashkan Panahi , Hamid Krim

Generalized zero-shot learning recognizes inputs from both seen and unseen classes. Yet, existing methods tend to be biased towards the classes seen during training. In this paper, we strive to mitigate this bias. We propose a bias-aware…

计算机视觉与模式识别 · 计算机科学 2020-08-26 William Thong , Cees G. M. Snoek

Audio-based music classification and tagging is typically based on categorical supervised learning with a fixed set of labels. This intrinsically cannot handle unseen labels such as newly added music genres or semantic words that users…

机器学习 · 计算机科学 2020-03-20 Jeong Choi , Jongpil Lee , Jiyoung Park , Juhan Nam

We present a cross-modal Transformer-based framework, which jointly encodes video data and text labels for zero-shot action recognition (ZSAR). Our model employs a conceptually new pipeline by which visual representations are learned in…

计算机视觉与模式识别 · 计算机科学 2022-05-04 Chung-Ching Lin , Kevin Lin , Linjie Li , Lijuan Wang , Zicheng Liu

Contrastive learning is a powerful way of learning multimodal representations across various domains such as image-caption retrieval and audio-visual representation learning. In this work, we investigate if these findings generalize to the…

信息检索 · 计算机科学 2023-09-04 Karel Veldkamp , Mariya Hendriksen , Zoltán Szlávik , Alexander Keijser

Audio-visual zero-shot learning aims to classify samples consisting of a pair of corresponding audio and video sequences from classes that are not present during training. An analysis of the audio-visual data reveals a large degree of…

计算机视觉与模式识别 · 计算机科学 2023-12-19 Jie Hong , Zeeshan Hayder , Junlin Han , Pengfei Fang , Mehrtash Harandi , Lars Petersson

Current methods for prompt learning in zeroshot scenarios widely rely on a development set with sufficient human-annotated data to select the best-performing prompt template a posteriori. This is not ideal because in a realworld zero-shot…

计算与语言 · 计算机科学 2023-05-17 Jinghui Lu , Dongsheng Zhu , Weidong Han , Rui Zhao , Brian Mac Namee , Fei Tan

Cross-domain sentiment analysis aims to predict the sentiment of texts in the target domain using the model trained on the source domain to cope with the scarcity of labeled data. Previous studies are mostly cross-entropy-based methods for…

计算与语言 · 计算机科学 2022-08-19 Yun Luo , Fang Guo , Zihan Liu , Yue Zhang

Recent progress in network-based audio event classification has shown the benefit of pre-training models on visual data such as ImageNet. While this process allows knowledge transfer across different domains, training a model on large-scale…

声音 · 计算机科学 2021-05-21 Sascha Hornauer , Ke Li , Stella X. Yu , Shabnam Ghaffarzadegan , Liu Ren

We present a self-supervised learning method to learn audio and video representations. Prior work uses the natural correspondence between audio and video to define a standard cross-modal instance discrimination task, where a model is…

计算机视觉与模式识别 · 计算机科学 2021-03-31 Pedro Morgado , Ishan Misra , Nuno Vasconcelos

Zero-shot cross-lingual knowledge transfer enables a multilingual pretrained language model, finetuned on a task in one language, make predictions for this task in other languages. While being broadly studied for natural language…

计算与语言 · 计算机科学 2024-04-23 Nadezhda Chirkova , Vassilina Nikoulina

Audio-text models trained via contrastive learning offer a practical approach to perform audio classification through natural language prompts, such as "this is a sound of" followed by category names. In this work, we explore alternative…

声音 · 计算机科学 2024-09-23 Michel Olvera , Paraskevas Stamatiadis , Slim Essid

Massive rumors usually appear along with breaking news or trending topics, seriously hindering the truth. Existing rumor detection methods are mostly focused on the same domain, and thus have poor performance in cross-domain scenarios due…

社会与信息网络 · 计算机科学 2023-03-22 Hongyan Ran , Caiyan Jia