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Attention Deficit Hyperactivity Disorder (ADHD) causes significant impairment in various domains. Early diagnosis of ADHD and treatment could significantly improve the quality of life and functioning. Recently, machine learning methods have…

Computer Vision and Pattern Recognition · Computer Science 2024-09-05 Yichun Li , Yuxing Yang , Syed Nohsen Naqvi

Most of human actions consist of complex temporal compositions of more simple actions. Action recognition tasks usually relies on complex handcrafted structures as features to represent the human action model. Convolutional Neural Nets…

Computer Vision and Pattern Recognition · Computer Science 2015-12-15 Mahdyar Ravanbakhsh , Hossein Mousavi , Mohammad Rastegari , Vittorio Murino , Larry S. Davis

Image quality assessment(IQA) is of increasing importance for image-based applications. Its purpose is to establish a model that can replace humans for accurately evaluating image quality. According to whether the reference image is…

Image and Video Processing · Electrical Eng. & Systems 2022-01-12 Lanjiang Wang

Action in video usually involves the interaction of human with objects. Action labels are typically composed of various combinations of verbs and nouns, but we may not have training data for all possible combinations. In this paper, we aim…

Computer Vision and Pattern Recognition · Computer Science 2022-07-06 Zhekun Luo , Shalini Ghosh , Devin Guillory , Keizo Kato , Trevor Darrell , Huijuan Xu

This paper focuses on weakly-supervised action alignment, where only the ordered sequence of video-level actions is available for training. We propose a novel Duration Network, which captures a short temporal window of the video and learns…

Computer Vision and Pattern Recognition · Computer Science 2020-11-23 Reza Ghoddoosian , Saif Sayed , Vassilis Athitsos

Recent learning-based video quality assessment (VQA) algorithms are expensive to implement due to the cost of data collection of human quality opinions, and are less robust across various scenarios due to the biases of these opinions. This…

Computer Vision and Pattern Recognition · Computer Science 2023-02-28 Haoning Wu , Liang Liao , Jingwen Hou , Chaofeng Chen , Erli Zhang , Annan Wang , Wenxiu Sun , Qiong Yan , Weisi Lin

In recent years, deep learning has achieved promising success for multimedia quality assessment, especially for image quality assessment (IQA). However, since there exist more complex temporal characteristics in videos, very little work has…

Image and Video Processing · Electrical Eng. & Systems 2020-09-09 Wei Zhou , Zhibo Chen

Action parsing in videos with complex scenes is an interesting but challenging task in computer vision. In this paper, we propose a generic 3D convolutional neural network in a multi-task learning manner for effective Deep Action Parsing…

Computer Vision and Pattern Recognition · Computer Science 2016-02-11 Li Liu , Yi Zhou , Ling Shao

In this paper we investigate into the problem of image quality assessment (IQA) and enhancement via machine learning. This issue has long attracted a wide range of attention in computational intelligence and image processing communities,…

Computer Vision and Pattern Recognition · Computer Science 2019-04-19 Ke Gu , Dacheng Tao , Junfei Qiao , Weisi Lin

Averaging checkpoints along the training trajectory is a simple yet powerful approach to improve the generalization performance of Machine Learning models and reduce training time. Motivated by these potential gains, and in an effort to…

Machine Learning · Computer Science 2025-11-25 Niccolò Ajroldi , Antonio Orvieto , Jonas Geiping

Recent advances in reasoning-induced image quality assessment (IQA) have demonstrated the power of reinforcement learning to rank (RL2R) for training vision-language models (VLMs) to assess perceptual quality. However, existing approaches…

Computer Vision and Pattern Recognition · Computer Science 2026-04-14 Xiangyong Chen , Xiaochuan Lin , Haoran Liu , Xuan Li , Yichen Su , Xiangwei Guo

Action Quality Assessment (AQA) requires fine-grained understanding of human motion and precise evaluation of pose similarity. This paper proposes a topology-aware Graph Convolutional Network (GCN) framework, termed GCN-PSN, which models…

Computer Vision and Pattern Recognition · Computer Science 2025-11-04 Minmin Zeng

Objective image quality evaluation is a challenging task, which aims to measure the quality of a given image automatically. According to the availability of the reference images, there are Full-Reference and No-Reference IQA tasks,…

Computer Vision and Pattern Recognition · Computer Science 2022-03-24 Chao Zeng , Sam Kwong

The recent advances in Deep Convolutional Neural Networks (DCNNs) have shown extremely good results for video human action classification, however, action detection is still a challenging problem. The current action detection approaches…

Computer Vision and Pattern Recognition · Computer Science 2018-05-22 Kevin Duarte , Yogesh S Rawat , Mubarak Shah

Speech quality assessment (SQA) aims to evaluate the quality of speech samples without relying on time-consuming listener questionnaires. Recent efforts have focused on training neural-based SQA models to predict the mean opinion score…

Sound · Computer Science 2025-06-24 Yuto Kondo , Hirokazu Kameoka , Kou Tanaka , Takuhiro Kaneko

Action segmentation is the task of temporally segmenting every frame of an untrimmed video. Weakly supervised approaches to action segmentation, especially from transcripts have been of considerable interest to the computer vision…

Computer Vision and Pattern Recognition · Computer Science 2021-10-22 Yaser Souri , Alexander Richard , Luca Minciullo , Juergen Gall

Visual events are a composition of temporal actions involving actors spatially interacting with objects. When developing computer vision models that can reason about compositional spatio-temporal events, we need benchmarks that can analyze…

Computer Vision and Pattern Recognition · Computer Science 2021-03-31 Madeleine Grunde-McLaughlin , Ranjay Krishna , Maneesh Agrawala

We present a novel framework, Action Progression Network (APN), for temporal action detection (TAD) in videos. The framework locates actions in videos by detecting the action evolution process. To encode the action evolution, we quantify a…

Computer Vision and Pattern Recognition · Computer Science 2023-08-21 Chongkai Lu , Man-Wai Mak , Ruimin Li , Zheru Chi , Hong Fu

For weakly supervised anomaly detection, most existing work is limited to the problem of inadequate video representation due to the inability of modeling long-term contextual information. To solve this, we propose a novel weakly supervised…

Computer Vision and Pattern Recognition · Computer Science 2022-12-28 Congqi Cao , Xin Zhang , Shizhou Zhang , Peng Wang , Yanning Zhang

Motion is a salient cue to recognize actions in video. Modern action recognition models leverage motion information either explicitly by using optical flow as input or implicitly by means of 3D convolutional filters that simultaneously…

Computer Vision and Pattern Recognition · Computer Science 2020-05-28 Heng Wang , Du Tran , Lorenzo Torresani , Matt Feiszli