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Likelihood training and maximization-based decoding result in dull and repetitive generated texts even when using powerful language models (Holtzman et al., 2019). Adding a loss function for regularization was shown to improve text…

计算与语言 · 计算机科学 2021-01-13 Evgeny Lagutin , Daniil Gavrilov , Pavel Kalaidin

Many scene text recognition approaches are based on purely visual information and ignore the semantic relation between scene and text. In this paper, we tackle this problem from natural language processing perspective to fill the gap…

计算机视觉与模式识别 · 计算机科学 2018-10-31 Ahmed Sabir , Francesc Moreno-Noguer , Lluís Padró

Measuring alignment between language and vision is a fundamental challenge, especially as multimodal data becomes increasingly detailed and complex. Existing methods often rely on collecting human or AI preferences, which can be costly and…

计算机视觉与模式识别 · 计算机科学 2025-11-04 Hyojin Bahng , Caroline Chan , Fredo Durand , Phillip Isola

In safety-critical applications, language models should be able to characterize their uncertainty with meaningful probabilities. Many uncertainty quantification approaches require supervised data; however, finding suitable unseen…

计算与语言 · 计算机科学 2026-05-14 Sophia Hager , Simon Zeng , Nicholas Andrews

Common image-text joint understanding techniques presume that images and the associated text can universally be characterized by a single implicit model. However, co-occurring images and text can be related in qualitatively different ways,…

计算机视觉与模式识别 · 计算机科学 2022-04-18 Malihe Alikhani , Fangda Han , Hareesh Ravi , Mubbasir Kapadia , Vladimir Pavlovic , Matthew Stone

Text-to-image person re-identification (ReID) aims to retrieve images of a person based on a given textual description. The key challenge is to learn the relations between detailed information from visual and textual modalities. Existing…

计算机视觉与模式识别 · 计算机科学 2023-12-05 Dixuan Lin , Yixing Peng , Jingke Meng , Wei-Shi Zheng

Many previous methods on text-based person retrieval tasks are devoted to learning a latent common space mapping, with the purpose of extracting modality-invariant features from both visual and textual modality. Nevertheless, due to the…

计算机视觉与模式识别 · 计算机科学 2021-09-14 Aichun Zhu , Zijie Wang , Yifeng Li , Xili Wan , Jing Jin , Tian Wang , Fangqiang Hu , Gang Hua

Most machine learning methods are known to capture and exploit biases of the training data. While some biases are beneficial for learning, others are harmful. Specifically, image captioning models tend to exaggerate biases present in…

计算机视觉与模式识别 · 计算机科学 2018-07-03 Lisa Anne Hendricks , Kaylee Burns , Kate Saenko , Trevor Darrell , Anna Rohrbach

The dominant paradigm for learning video-text representations -- noise contrastive learning -- increases the similarity of the representations of pairs of samples that are known to be related, such as text and video from the same sample,…

计算机视觉与模式识别 · 计算机科学 2021-01-15 Mandela Patrick , Po-Yao Huang , Yuki Asano , Florian Metze , Alexander Hauptmann , João Henriques , Andrea Vedaldi

To estimate casual treatment effects, we propose a new matching approach based on the reduced covariates obtained from sufficient dimension reduction. Compared to the original covariates and the propensity score, which are commonly used for…

统计方法学 · 统计学 2017-02-03 Wei Luo , Yeying Zhu

The last decade in deep learning has brought on increasingly capable systems that are deployed on a wide variety of applications. In natural language processing, the field has been transformed by a number of breakthroughs including large…

人工智能 · 计算机科学 2024-10-23 Dennis Ulmer

Supervised masking approaches in the time-frequency domain aim to employ deep neural networks to estimate a multiplicative mask to extract clean speech. This leads to a single estimate for each input without any guarantees or measures of…

音频与语音处理 · 电气工程与系统科学 2023-05-16 Huajian Fang , Dennis Becker , Stefan Wermter , Timo Gerkmann

Automatic fact-checking systems detect misinformation, such as fake news, by (i) selecting check-worthy sentences for fact-checking, (ii) gathering related information to the sentences, and (iii) inferring the factuality of the sentences.…

信息检索 · 计算机科学 2019-03-21 Casper Hansen , Christian Hansen , Stephen Alstrup , Jakob Grue Simonsen , Christina Lioma

Entity resolution is a widely studied problem with several proposals to match records across relations. Matching textual content is a widespread task in many applications, such as question answering and search. While recent methods achieve…

数据库 · 计算机科学 2021-12-17 Naser Ahmadi , Hansjorg Sand , Paolo Papotti

Recently, numbers of works shows that the performance of neural machine translation (NMT) can be improved to a certain extent with using visual information. However, most of these conclusions are drawn from the analysis of experimental…

计算机视觉与模式识别 · 计算机科学 2022-09-07 ZhenHao Tang , XiaoBing Zhang , Zi Long , XiangHua Fu

_Uncertainty expressions_ such as "probably" or "highly unlikely" are pervasive in human language. While prior work has established that there is population-level agreement in terms of how humans quantitatively interpret these expressions,…

计算与语言 · 计算机科学 2024-11-08 Catarina G Belem , Markelle Kelly , Mark Steyvers , Sameer Singh , Padhraic Smyth

This paper introduces a scalable approach for probabilistic top-k similarity ranking on uncertain vector data. Each uncertain object is represented by a set of vector instances that are assumed to be mutually-exclusive. The objective is to…

数据库 · 计算机科学 2009-07-17 Thomas Bernecker , Hans-Peter Kriegel , Nikos Mamoulis , Matthias Renz , Andreas Zuefle

Existing approaches of prescriptive analytics -- where inputs of an optimization model can be predicted by leveraging covariates in a machine learning model -- often attempt to optimize the mean value of an uncertain objective. However,…

机器学习 · 计算机科学 2025-03-05 Dimitris Bertsimas , Benjamin Boucher

Degraded text recognition is a difficult task. Given a noisy text image, a word recognizer can be applied to generate several candidates for each word image. High-level knowledge sources can then be used to select a decision from the…

cmp-lg · 计算机科学 2008-02-03 Tao Hong

Despite of the recent success of neural networks for human pose estimation, current approaches are limited to pose estimation of a single person and cannot handle humans in groups or crowds. In this work, we propose a method that estimates…

计算机视觉与模式识别 · 计算机科学 2016-09-01 Umar Iqbal , Juergen Gall
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