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Traditional approaches to RL have focused on learning decision policies directly from episodic decisions, while slowly and implicitly learning the semantics of compositional representations needed for generalization. While some approaches…

计算与语言 · 计算机科学 2022-12-23 Chris Lengerich , Gabriel Synnaeve , Amy Zhang , Hugh Leather , Kurt Shuster , François Charton , Charysse Redwood

Multilingual speech emotion recognition aims to estimate a speaker's emotional state using a contactless method across different languages. However, variability in voice characteristics and linguistic diversity poses significant challenges…

计算与语言 · 计算机科学 2025-03-31 Heqing Zou , Fengmao Lv , Desheng Zheng , Eng Siong Chng , Deepu Rajan

In machine learning applications, gradual data ingress is common, especially in audio processing where incremental learning is vital for real-time analytics. Few-shot class-incremental learning addresses challenges arising from limited…

声音 · 计算机科学 2024-08-08 Riyansha Singh , Parinita Nema , Vinod K Kurmi

Contrastive Language-Audio Pretraining (CLAP) became of crucial importance in the field of audio and speech processing. Its employment ranges from sound event detection to text-to-audio generation. However, one of the main limitations is…

声音 · 计算机科学 2024-09-25 Francesco Paissan , Elisabetta Farella

With the explosive 3D data growth, the urgency of utilizing zero-shot learning to facilitate data labeling becomes evident. Recently, methods transferring language or language-image pre-training models like Contrastive Language-Image…

计算机视觉与模式识别 · 计算机科学 2024-04-17 Weiguang Zhao , Guanyu Yang , Rui Zhang , Chenru Jiang , Chaolong Yang , Yuyao Yan , Amir Hussain , Kaizhu Huang

Dataset distillation (DD) condenses large datasets into compact yet informative substitutes, preserving performance comparable to the original dataset while reducing storage, transmission costs, and computational consumption. However,…

计算机视觉与模式识别 · 计算机科学 2025-07-01 Yawen Zou , Guang Li , Duo Su , Zi Wang , Jun Yu , Chao Zhang

While contrastive pre-training is widely employed, its data efficiency problem has remained relatively under-explored thus far. Existing methods often rely on static coreset selection algorithms to pre-identify important data for training.…

计算机视觉与模式识别 · 计算机科学 2024-11-15 Yangyang Guo , Mohan Kankanhalli

Recent advances in dataset distillation have led to solutions in two main directions. The conventional batch-to-batch matching mechanism is ideal for small-scale datasets and includes bi-level optimization methods on models and syntheses,…

计算机视觉与模式识别 · 计算机科学 2025-06-10 Zhiqiang Shen , Ammar Sherif , Zeyuan Yin , Shitong Shao

Recently, self-supervised representation learning gives further development in multimedia technology. Most existing self-supervised learning methods are applicable to packaged data. However, when it comes to streamed data, they are…

计算机视觉与模式识别 · 计算机科学 2022-11-03 Zhiwei Lin , Yongtao Wang , Hongxiang Lin

Training effective text rerankers is crucial for information retrieval. Two strategies are widely used: contrastive learning (optimizing directly on ground-truth labels) and knowledge distillation (transferring knowledge from a larger…

计算与语言 · 计算机科学 2025-11-07 Zhichao Xu , Zhiqi Huang , Shengyao Zhuang , Vivek Srikumar

Classifying scanned documents is a challenging problem that involves image, layout, and text analysis for document understanding. Nevertheless, for certain benchmark datasets, notably RVL-CDIP, the state of the art is closing in to…

计算机视觉与模式识别 · 计算机科学 2024-12-19 Anna Scius-Bertrand , Michael Jungo , Lars Vögtlin , Jean-Marc Spat , Andreas Fischer

With the advent of large-scale multimodal video datasets, especially sequences with audio or transcribed speech, there has been a growing interest in self-supervised learning of video representations. Most prior work formulates the…

计算机视觉与模式识别 · 计算机科学 2020-09-21 Bruno Korbar , Fabio Petroni , Rohit Girdhar , Lorenzo Torresani

Few-shot learning is an established topic in natural images for years, but few work is attended to histology images, which is of high clinical value since well-labeled datasets and rare abnormal samples are expensive to collect. Here, we…

图像与视频处理 · 电气工程与系统科学 2022-02-21 Jiawei Yang , Hanbo Chen , Jiangpeng Yan , Xiaoyu Chen , Jianhua Yao

Due to scene complexity, sensor inaccuracies, and processing imprecision, point cloud corruption is inevitable. Over-reliance on input features is the root cause of DNN vulnerabilities. It remains unclear whether this issue exists in 3D…

计算机视觉与模式识别 · 计算机科学 2025-09-30 Zhiqiang Tian , Weigang Li , Chunhua Deng , Junwei Hu , Yongqiang Wang , Wenping Liu

An effective framework for learning 3D representations for perception tasks is distilling rich self-supervised image features via contrastive learning. However, image-to point representation learning for autonomous driving datasets faces…

计算机视觉与模式识别 · 计算机科学 2023-03-27 Anas Mahmoud , Jordan S. K. Hu , Tianshu Kuai , Ali Harakeh , Liam Paull , Steven L. Waslander

State-of-the-art image models predominantly follow a two-stage strategy: pre-training on large datasets and fine-tuning with cross-entropy loss. Many studies have shown that using cross-entropy can result in sub-optimal generalisation and…

计算机视觉与模式识别 · 计算机科学 2023-08-30 Zijun Long , George Killick , Richard McCreadie , Gerardo Aragon Camarasa , Zaiqiao Meng

Our work tackles the computational challenges of contrastive learning methods, particularly for the pretraining of Vision Transformers (ViTs). Despite the effectiveness of contrastive learning, the substantial computational resources…

计算机视觉与模式识别 · 计算机科学 2024-11-01 Jinhong Lin , Cheng-En Wu , Yibing Wei , Pedro Morgado

In this paper, we propose difficulty-guided sampling (DGS) to bridge the target gap between the distillation objective and the downstream task, therefore improving the performance of dataset distillation. Deep neural networks achieve…

计算机视觉与模式识别 · 计算机科学 2026-01-16 Mingzhuo Li , Guang Li , Linfeng Ye , Jiafeng Mao , Takahiro Ogawa , Konstantinos N. Plataniotis , Miki Haseyama

Vision Transformer (ViT) has emerged as a prominent architecture for various computer vision tasks. In ViT, we divide the input image into patch tokens and process them through a stack of self attention blocks. However, unlike Convolutional…

计算机视觉与模式识别 · 计算机科学 2024-04-04 Harsh Rangwani , Pradipto Mondal , Mayank Mishra , Ashish Ramayee Asokan , R. Venkatesh Babu

Dataset distillation is the technique of synthesizing smaller condensed datasets from large original datasets while retaining necessary information to persist the effect. In this paper, we approach the dataset distillation problem from a…

计算机视觉与模式识别 · 计算机科学 2023-12-15 Mingyang Chen , Bo Huang , Junda Lu , Bing Li , Yi Wang , Minhao Cheng , Wei Wang