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Recently, pre-trained models with phonetic supervision have demonstrated their advantages for crosslingual speech recognition in data efficiency and information sharing across languages. However, a limitation is that a pronunciation lexicon…

音频与语音处理 · 电气工程与系统科学 2025-12-17 Saierdaer Yusuyin , Te Ma , Hao Huang , Zhijian Ou

In this paper, we propose a simple but effective semantic part-based weighting aggregation (PWA) for image retrieval. The proposed PWA utilizes the discriminative filters of deep convolutional layers as part detectors. Moreover, we propose…

计算机视觉与模式识别 · 计算机科学 2017-11-30 Jian Xu , Cunzhao Shi , Chengzuo Qi , Chunheng Wang , Baihua Xiao

In NLP, Zero-Shot Classification (ZSC) has become essential for enabling models to classify text into categories unseen during training, particularly in low-resource languages and domains where labeled data is scarce. While pretrained…

计算与语言 · 计算机科学 2025-03-31 Fred Philippy , Siwen Guo , Cedric Lothritz , Jacques Klein , Tegawendé F. Bissyandé

Long-context modeling is crucial for next-generation language models, yet the high computational cost of standard attention mechanisms poses significant computational challenges. Sparse attention offers a promising direction for improving…

Efficient performance estimation of architectures drawn from large search spaces is essential to Neural Architecture Search. One-Shot methods tackle this challenge by training one supernet to approximate the performance of every…

计算机视觉与模式识别 · 计算机科学 2022-04-06 Shoukang Hu , Ruochen Wang , Lanqing Hong , Zhenguo Li , Cho-Jui Hsieh , Jiashi Feng

Recently, several approaches successfully demonstrated that weight-sharing Neural Architecture Search (NAS) can effectively explore a search space of elastic low-rank adapters (LoRA), allowing the parameter-efficient fine-tuning (PEFT) and…

机器学习 · 计算机科学 2024-04-18 J. Pablo Muñoz , Jinjie Yuan , Nilesh Jain

Artificial neural networks have been shown to be state-of-the-art machine learning models in a wide variety of applications, including natural language processing and image recognition. However, building a performant neural network is a…

机器学习 · 计算机科学 2025-02-20 Raphael T. Husistein , Markus Reiher , Marco Eckhoff

Existing question answering (QA) systems owe much of their success to large, high-quality training data. Such annotation efforts are costly, and the difficulty compounds in the cross-lingual setting. Therefore, prior cross-lingual QA work…

计算与语言 · 计算机科学 2023-10-18 Bryan Li , Chris Callison-Burch

This paper introduces a lightweight deep learning model for real-time speech enhancement, designed to operate efficiently on resource-constrained devices. The proposed model leverages a compact architecture that facilitates rapid inference…

音频与语音处理 · 电气工程与系统科学 2025-09-23 Shuubham Ojha , Felix Gervits , Carol Espy-Wilson

In the recent past, neural architecture search (NAS) has attracted increasing attention from both academia and industries. Despite the steady stream of impressive empirical results, most existing NAS algorithms are computationally…

计算机视觉与模式识别 · 计算机科学 2020-11-30 Shengran Hu , Ran Cheng , Cheng He , Zhichao Lu

Neural Architecture Search (NAS) methods have been successfully applied to image tasks with excellent results. However, NAS methods are often complex and tend to converge to local minima as soon as generated architectures seem to yield good…

机器学习 · 计算机科学 2021-10-29 Vasco Lopes , Miguel Santos , Bruno Degardin , Luís A. Alexandre

Prompt-based learning is susceptible to intrinsic bias present in pre-trained language models (LMs), leading to sub-optimal performance in prompt-based zero/few-shot settings. In this work, we propose a null-input prompting method to…

计算与语言 · 计算机科学 2024-10-08 Kang He , Yinghan Long , Kaushik Roy

It has recently been discovered that using a pre-trained vision-language model (VLM), e.g., CLIP, to align a whole query image with several finer text descriptions generated by a large language model can significantly enhance zero-shot…

计算机视觉与模式识别 · 计算机科学 2024-06-06 Jinhao Li , Haopeng Li , Sarah Erfani , Lei Feng , James Bailey , Feng Liu

We present a new straightforward principal component analysis (PCA) method based on the diagonalization of the weighted variance-covariance matrix through two spectral decomposition methods: power iteration and Rayleigh quotient iteration.…

天体物理仪器与方法 · 物理学 2014-12-16 Ludovic Delchambre

Neural Architecture Search (NAS) methods have been successfully applied to image tasks with excellent results. However, NAS methods are often complex and tend to converge to local minima as soon as generated architectures seem to yield good…

神经与进化计算 · 计算机科学 2022-08-16 Vasco Lopes , Miguel Santos , Bruno Degardin , Luís A. Alexandre

Various algorithms for text-independent speaker recognition have been developed through the decades, aiming to improve both accuracy and efficiency. This paper presents a novel PCA/LDA-based approach that is faster than traditional…

声音 · 计算机科学 2016-10-04 Zhenhao Ge , Sudhendu R. Sharma , Mark J. T. Smith

Neural Architecture Search (NAS) often trains and evaluates a large number of architectures. Recent predictor-based NAS approaches attempt to alleviate such heavy computation costs with two key steps: sampling some architecture-performance…

机器学习 · 计算机科学 2021-11-04 Junru Wu , Xiyang Dai , Dongdong Chen , Yinpeng Chen , Mengchen Liu , Ye Yu , Zhangyang Wang , Zicheng Liu , Mei Chen , Lu Yuan

Performance prediction has been a key part of the neural architecture search (NAS) process, allowing to speed up NAS algorithms by avoiding resource-consuming network training. Although many performance predictors correlate well with ground…

Low-rank adaption (LoRA) is a prominent method that adds a small number of learnable parameters to the frozen pre-trained weights for parameter-efficient fine-tuning. Prompted by the question, ``Can we make its representation enough with…

计算机视觉与模式识别 · 计算机科学 2024-06-14 Injoon Hwang , Haewon Park , Youngwan Lee , Jooyoung Yang , SunJae Maeng

Unsupervised automatic readability assessment (ARA) methods have important practical and research applications (e.g., ensuring medical or educational materials are suitable for their target audiences). In this paper, we propose a new…

计算与语言 · 计算机科学 2026-04-28 Riley Grossman , Yi Chen