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As extended reality (XR) is redefining how users interact with computing devices, research in human action recognition is gaining prominence. Typically, models deployed on immersive computing devices are static and limited to their default…

计算机视觉与模式识别 · 计算机科学 2025-04-28 Prachi Garg , Joseph K J , Vineeth N Balasubramanian , Necati Cihan Camgoz , Chengde Wan , Kenrick Kin , Weiguang Si , Shugao Ma , Fernando De La Torre

An important issue impacting healthcare is a lack of available experts. Machine learning (ML) models could resolve this by aiding in diagnosing patients. However, creating datasets large enough to train these models is expensive. We…

计算与语言 · 计算机科学 2024-05-14 Chancellor R. Woolsey , Prakash Bisht , Joshua Rothman , Gondy Leroy

Recently, self-supervised pre-training has shown significant improvements in many areas of machine learning, including speech and NLP. We propose using large self-supervised pre-trained models for both audio and text modality with…

音频与语音处理 · 电气工程与系统科学 2021-08-24 Krishna D N

Affect understanding capability is essential for social robots to autonomously interact with a group of users in an intuitive and reciprocal way. However, the challenge of multi-person affect understanding comes from not only the accurate…

计算机视觉与模式识别 · 计算机科学 2023-01-02 Yubin Kim , Huili Chen , Sharifa Alghowinem , Cynthia Breazeal , Hae Won Park

Most of the current speech data augmentation methods operate on either the raw waveform or the amplitude spectrum of speech. In this paper, we propose a novel speech data augmentation method called PhasePerturbation that operates…

声音 · 计算机科学 2023-12-15 Chengxi Lei , Satwinder Singh , Feng Hou , Xiaoyun Jia , Ruili Wang

As a fundamental problem in ubiquitous computing and machine learning, sensor-based human activity recognition (HAR) has drawn extensive attention and made great progress in recent years. HAR aims to recognize human activities based on the…

信号处理 · 电气工程与系统科学 2022-03-01 Yimu Wang , Kun Yu , Yan Wang , Hui Xue

The training of task-oriented dialogue systems is often confronted with the lack of annotated data. In contrast to previous work which augments training data through expensive crowd-sourcing efforts, we propose four different automatic…

计算与语言 · 计算机科学 2019-12-06 Jun Quan , Deyi Xiong

With the rapid development of autonomous driving, LiDAR-based 3D Human Pose Estimation (3D HPE) is becoming a research focus. However, due to the noise and sparsity of LiDAR-captured point clouds, robust human pose estimation remains…

计算机视觉与模式识别 · 计算机科学 2024-12-19 Xiaoqi An , Lin Zhao , Chen Gong , Jun Li , Jian Yang

Data augmentation is an effective technique to improve the generalization of deep neural networks. Recently, AutoAugment proposed a well-designed search space and a search algorithm that automatically finds augmentation policies in a…

计算机视觉与模式识别 · 计算机科学 2021-10-08 Chih-Yang Chen , Che-Han Chang

This paper presents a comparative analysis of deep learning strategies for detecting hypertensive retinopathy from fundus images, a central task in the HRDC challenge~\cite{qian2025hrdc}. We investigate three distinct approaches: a custom…

计算机视觉与模式识别 · 计算机科学 2025-06-17 Yanqiao Zhu

Predicting human decision-making in high-stakes environments remains a central challenge for artificial intelligence. While large language models (LLMs) demonstrate strong general reasoning, they often struggle to generate consistent,…

人工智能 · 计算机科学 2026-02-20 Ben Yellin , Ehud Ezra , Mark Foreman , Shula Grinapol

Accurate assessment of cognitive decline from spontaneous speech remains challenging due to limited dataset size and class imbalance. In this work, we propose a large language model (LLM)-driven data augmentation framework to improve the…

计算与语言 · 计算机科学 2026-05-18 Si-Belkacem Yamine Ketir , Lenard Paulo Tamayo , Shohei Hisada , Shaowen Peng , Shoko Wakamiya , Eiji Aramaki

In many fields of research, labeled datasets are hard to acquire. This is where data augmentation promises to overcome the lack of training data in the context of neural network engineering and classification tasks. The idea here is to…

音频与语音处理 · 电气工程与系统科学 2020-08-12 Steffen Illium , Robert Müller , Andreas Sedlmeier , Claudia Linnhoff-Popien

Emotion detection presents challenges to intelligent human-robot interaction (HRI). Foundational deep learning techniques used in emotion detection are limited by information-constrained datasets or models that lack the necessary complexity…

计算机视觉与模式识别 · 计算机科学 2023-12-19 David C. Jeong , Tianma Shen , Hongji Liu , Raghav Kapoor , Casey Nguyen , Song Liu , Christopher A. Kitts

While closed-source Large Language Models (LLMs) demonstrate strong mathematical problem-solving abilities, open-source models still face challenges with such tasks. To bridge this gap, we propose a data augmentation approach and introduce…

Varying data augmentation policies and regularization over the course of optimization has led to performance improvements over using fixed values. We show that population based training is a useful tool to continuously search those…

计算与语言 · 计算机科学 2020-10-09 Daniel Haziza , Jérémy Rapin , Gabriel Synnaeve

Considering the bimodal nature of human speech perception, lips, and teeth movement has a pivotal role in automatic speech recognition. Benefiting from the correlated and noise-invariant visual information, audio-visual recognition systems…

音频与语音处理 · 电气工程与系统科学 2023-03-23 Xiaoming Ren , Chao Li , Shenjian Wang , Biao Li

New conversation topics and functionalities are constantly being added to conversational AI agents like Amazon Alexa and Apple Siri. As data collection and annotation is not scalable and is often costly, only a handful of examples for the…

计算与语言 · 计算机科学 2019-10-11 Varun Kumar , Hadrien Glaude , Cyprien de Lichy , William Campbell

In this paper, we present the results of the HSE-NN team in the 4th competition on Affective Behavior Analysis in-the-wild (ABAW). The novel multi-task EfficientNet model is trained for simultaneous recognition of facial expressions and…

计算机视觉与模式识别 · 计算机科学 2022-10-21 Andrey V. Savchenko

Most models of visual attention aim at predicting either top-down or bottom-up control, as studied using different visual search and free-viewing tasks. In this paper we propose the Human Attention Transformer (HAT), a single model that…

计算机视觉与模式识别 · 计算机科学 2024-04-02 Zhibo Yang , Sounak Mondal , Seoyoung Ahn , Ruoyu Xue , Gregory Zelinsky , Minh Hoai , Dimitris Samaras