English
Related papers

Related papers: Weakly-supervised Autism Severity Assessment in Lo…

200 papers

Autism Spectrum Disorder (ASD) affects children's social and communication abilities, with eye-tracking widely used to identify atypical gaze patterns. While unsupervised clustering can automate the creation of areas of interest for gaze…

Computer Vision and Pattern Recognition · Computer Science 2025-04-08 Weiyan Shi , Haihong Zhang , Wei Wang , Kenny Tsu Wei Choo

In this research we propose a deep learning approach for detecting anomalies in videos using convolutional autoencoder and decoder neural networks on the UCSD dataset.Our method utilizes a convolutional autoencoder to learn the…

Computer Vision and Pattern Recognition · Computer Science 2023-11-09 Gopikrishna Pavuluri , Gayathri Annem

Current fully-supervised video datasets consist of only a few hundred thousand videos and fewer than a thousand domain-specific labels. This hinders the progress towards advanced video architectures. This paper presents an in-depth study of…

Computer Vision and Pattern Recognition · Computer Science 2019-05-03 Deepti Ghadiyaram , Matt Feiszli , Du Tran , Xueting Yan , Heng Wang , Dhruv Mahajan

Background: Previous functional connectivity studies have found both hypo- and hyper-connectivity in brains of individuals having autism spectrum disorder (ASD). Here we studied abnormalities in functional brain subnetworks in…

Violence detection has been studied in computer vision for years. However, previous work are either superficial, e.g., classification of short-clips, and the single scenario, or undersupplied, e.g., the single modality, and hand-crafted…

Computer Vision and Pattern Recognition · Computer Science 2020-07-14 Peng Wu , Jing Liu , Yujia Shi , Yujia Sun , Fangtao Shao , Zhaoyang Wu , Zhiwei Yang

Weakly supervised instance segmentation reduces the cost of annotations required to train models. However, existing approaches which rely only on image-level class labels predominantly suffer from errors due to (a) partial segmentation of…

Computer Vision and Pattern Recognition · Computer Science 2021-03-25 Qing Liu , Vignesh Ramanathan , Dhruv Mahajan , Alan Yuille , Zhenheng Yang

We present an application of gesture recognition using an extension of Dynamic Time Warping (DTW) to recognize behavioural patterns of Attention Deficit Hyperactivity Disorder (ADHD). We propose an extension of DTW using one-class…

Computer Vision and Pattern Recognition · Computer Science 2014-11-06 Miguel Ángel Bautista , Antonio Hernández-Vela , Sergio Escalera , Laura Igual , Oriol Pujol , Josep Moya , Verónica Violant , María Teresa Anguera

Autism Spectrum Disorder (ASD) is characterized by challenges in social communication and restricted patterns, with motor abnormalities gaining traction for early detection. However, kinematic analysis in ASD is limited, often lacking…

Machine Learning · Computer Science 2024-10-28 Alberto Altozano , Maria Eleonora Minissi , Mariano Alcañiz , Javier Marín-Morales

The goal of the present study is to identify autism using machine learning techniques and resting-state brain imaging data, leveraging the temporal variability of the functional connections (FC) as the only information. We estimated and…

Neurons and Cognition · Quantitative Biology 2017-12-22 Ravi Tejwani , Adam Liska , Hongyuan You , Jenna Reinen , Payel Das

Autism Spectrum Disorder (ASD) is a neurodevelopmental disorder characterized by complex physiological processes. Previous research has predominantly focused on static cerebral interactions, often neglecting the brain's dynamic nature and…

Machine Learning · Computer Science 2024-09-11 Peng Wang , Xin Wen , Ruochen Cao , Chengxin Gao , Yanrong Hao , Rui Cao

We propose a novel algorithm for weakly supervised semantic segmentation based on image-level class labels only. In weakly supervised setting, it is commonly observed that trained model overly focuses on discriminative parts rather than the…

Computer Vision and Pattern Recognition · Computer Science 2018-01-09 Seunghoon Hong , Donghun Yeo , Suha Kwak , Honglak Lee , Bohyung Han

With the recent substantial growth of media such as YouTube, a considerable number of instructional videos covering a wide variety of tasks are available online. Therefore, online instructional videos have become a rich resource for humans…

Computer Vision and Pattern Recognition · Computer Science 2017-06-01 Seong Tae Kim , Yong Man Ro

The increasing prevalence of Autism Spectrum Disorder and Attention-Deficit/ Hyperactivity Disorder among students highlights the need to improve evaluation and diagnostic techniques, as well as effective tools to mitigate the negative…

Computer Vision and Pattern Recognition · Computer Science 2024-01-31 S. Fortea-Sevilla , A. Garcia-Sosa. , P. Morales-Almeida , C. Carmona-Duarte

Current action recognition methods heavily rely on trimmed videos for model training. However, it is expensive and time-consuming to acquire a large-scale trimmed video dataset. This paper presents a new weakly supervised architecture,…

Computer Vision and Pattern Recognition · Computer Science 2017-05-23 Limin Wang , Yuanjun Xiong , Dahua Lin , Luc Van Gool

Video anomaly detection (VAD) remains a challenging task in the pattern recognition community due to the ambiguity and diversity of abnormal events. Existing deep learning-based VAD methods usually leverage proxy tasks to learn the normal…

Computer Vision and Pattern Recognition · Computer Science 2022-11-03 Mengyang Zhao , Yang Liu , Jing Li , Xinhua Zeng

Attention-deficit/hyperactivity disorder (ADHD) is a prevalent mental health condition affecting both children and adults, yet it remains severely underdiagnosed. Recent advances in artificial intelligence, particularly in Natural Language…

Computation and Language · Computer Science 2024-11-26 D. Wiechmann , E. Kempa , E. Kerz , Y. Qiao

Autism spectrum disorder (ASD) is regarded as a brain disease with globally disrupted neuronal networks. Even though fMRI studies have revealed abnormal functional connectivity in ASD, they have not reached a consensus of the disrupted…

Computer Vision and Pattern Recognition · Computer Science 2017-07-26 Hongyoon Choi

Anomaly detection in surveillance videos has been recently gaining attention. A challenging aspect of high-dimensional applications such as video surveillance is continual learning. While current state-of-the-art deep learning approaches…

Computer Vision and Pattern Recognition · Computer Science 2020-04-20 Keval Doshi , Yasin Yilmaz

Detecting temporal extents of human actions in videos is a challenging computer vision problem that requires detailed manual supervision including frame-level labels. This expensive annotation process limits deploying action detectors to a…

Computer Vision and Pattern Recognition · Computer Science 2020-01-07 Basura Fernando , Cheston Tan Yin Chet , Hakan Bilen

Video anomaly detection is one of the hot research topics in computer vision nowadays, as abnormal events contain a high amount of information. Anomalies are one of the main detection targets in surveillance systems, usually needing…

Computer Vision and Pattern Recognition · Computer Science 2021-11-03 Mohammad Baradaran , Robert Bergevin