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Automatic feature recognition (AFR) is essential for transforming design knowledge into actionable manufacturing information. Traditional AFR methods, which rely on predefined geometric rules and large datasets, are often time-consuming and…

Computational Engineering, Finance, and Science · Computer Science 2024-11-06 Muhammad Tayyab Khan , Lequn Chen , Ye Han Ng , Wenhe Feng , Nicholas Yew Jin Tan , Seung Ki Moon

Automatic affect recognition is a challenging task due to the various modalities emotions can be expressed with. Applications can be found in many domains including multimedia retrieval and human computer interaction. In recent years, deep…

Computer Vision and Pattern Recognition · Computer Science 2018-02-14 Panagiotis Tzirakis , George Trigeorgis , Mihalis A. Nicolaou , Björn Schuller , Stefanos Zafeiriou

Automated Facial Expression Recognition (FER) has been a challenging task for decades. Many of the existing works use hand-crafted features such as LBP, HOG, LPQ, and Histogram of Optical Flow (HOF) combined with classifiers such as Support…

Computer Vision and Pattern Recognition · Computer Science 2020-04-17 Behzad Hasani , Mohammad H. Mahoor

We introduce CogVLM, a powerful open-source visual language foundation model. Different from the popular shallow alignment method which maps image features into the input space of language model, CogVLM bridges the gap between the frozen…

Computer Vision and Pattern Recognition · Computer Science 2024-02-06 Weihan Wang , Qingsong Lv , Wenmeng Yu , Wenyi Hong , Ji Qi , Yan Wang , Junhui Ji , Zhuoyi Yang , Lei Zhao , Xixuan Song , Jiazheng Xu , Bin Xu , Juanzi Li , Yuxiao Dong , Ming Ding , Jie Tang

Nowadays, speech emotion recognition (SER) plays a vital role in the field of human-computer interaction (HCI) and the evolution of artificial intelligence (AI). Our proposed DCRF-BiLSTM model is used to recognize seven emotions: neutral,…

Sound · Computer Science 2026-01-15 Shahana Yasmin Chowdhury , Bithi Banik , Md Tamjidul Hoque , Shreya Banerjee

Accurate classification of focal liver lesions is crucial for diagnosis and treatment in hepatology. However, traditional supervised deep learning models depend on large-scale annotated datasets, which are often limited in medical imaging.…

Computer Vision and Pattern Recognition · Computer Science 2025-05-07 Song Jian , Hu Yuchang , Wang Hui , Chen Yen-Wei

Vision-language models (VLMs) have gained widespread attention for their strong zero-shot capabilities across numerous downstream tasks. However, these models assume that each test image's class label is drawn from a predefined label set…

Computer Vision and Pattern Recognition · Computer Science 2026-01-30 Yongguang Li , Jindong Li , Qi Wang , Qianli Xing , Runliang Niu , Shengsheng Wang , Menglin Yang

Human age estimation from facial images represents a challenging computer vision task with significant applications in biometrics, healthcare, and human-computer interaction. While traditional deep learning approaches require extensive…

Computer Vision and Pattern Recognition · Computer Science 2026-03-30 Rakib Hossain Sajib , Md Kishor Morol , Rajan Das Gupta , Mohammad Sakib Mahmood , Shuvra Smaran Das

Speech Large Language Models (LLMs) show great promise for speech emotion recognition (SER) via generative interfaces. However, shifting from closed-set classification to open text generation introduces zero-shot stochasticity, making…

Sound · Computer Science 2026-03-11 Hezhao Zhang , Huang-Cheng Chou , Shrikanth Narayanan , Thomas Hain

This paper proposes a feature-based domain adaptation technique for identifying emotions in generic images, encompassing both facial and non-facial objects, as well as non-human components. This approach addresses the challenge of the…

Computer Vision and Pattern Recognition · Computer Science 2025-02-19 Puneet Kumar , Balasubramanian Raman

As robotics become increasingly integrated into construction workflows, their ability to interpret and respond to human behavior will be essential for enabling safe and effective collaboration. Vision-Language Models (VLMs) have emerged as…

Computer Vision and Pattern Recognition · Computer Science 2026-01-19 Hieu Bui , Nathaniel E. Chodosh , Arash Tavakoli

Ensemble methods, traditionally built with independently trained de-correlated models, have proven to be efficient methods for reducing the remaining residual generalization error, which results in robust and accurate methods for real-world…

Computer Vision and Pattern Recognition · Computer Science 2020-01-20 Henrique Siqueira , Sven Magg , Stefan Wermter

Despite extensive research, open-vocabulary segmentation methods still struggle to generalize across diverse domains. To reduce the computational cost of adapting Vision-Language Models (VLMs) while preserving their pre-trained knowledge,…

Computer Vision and Pattern Recognition · Computer Science 2024-12-10 Yong Xien Chng , Xuchong Qiu , Yizeng Han , Kai Ding , Wan Ding , Gao Huang

Facial Emotion Recognition is a critical research area within Affective Computing due to its wide-ranging applications in Human Computer Interaction, mental health assessment and fatigue monitoring. Current FER methods predominantly rely on…

Computer Vision and Pattern Recognition · Computer Science 2026-03-31 Laura Rayón Ropero , Jasper De Laet , Filip Lemic , Pau Sabater Nácher , Nabeel Nisar Bhat , Sergi Abadal , Jeroen Famaey , Eduard Alarcón , Xavier Costa-Pérez

In this work, we have proposed several enhancements to improve the performance of any facial emotion recognition (FER) system. We believe that the changes in the positions of the fiducial points and the intensities capture the crucial…

Computer Vision and Pattern Recognition · Computer Science 2019-02-15 Ram Krishna Pandey , Souvik Karmakar , A G Ramakrishnan , Nabagata Saha

Given the similarity between facial expression categories, the presence of compound facial expressions, and the subjectivity of annotators, facial expression recognition (FER) datasets often suffer from ambiguity and noisy labels. Ambiguous…

Computer Vision and Pattern Recognition · Computer Science 2023-10-10 Ziyang Zhang , Xiao Sun , Liuwei An , Meng Wang

Facial Expression Recognition (FER) is vital for understanding interpersonal communication. However, existing classification methods often face challenges such as vulnerability to noise, imbalanced datasets, overfitting, and generalization…

Computer Vision and Pattern Recognition · Computer Science 2024-07-03 Hozaifa Kassab , Mohamed Bahaa , Ali Hamdi

Despite significant progress over the past few years, ambiguity is still a key challenge in Facial Expression Recognition (FER). It can lead to noisy and inconsistent annotation, which hinders the performance of deep learning models in…

Computer Vision and Pattern Recognition · Computer Science 2022-09-22 Nhat Le , Khanh Nguyen , Quang Tran , Erman Tjiputra , Bac Le , Anh Nguyen

Student expression recognition has become an essential tool for assessing learning experiences and emotional states. This paper introduces xLSTM-FER, a novel architecture derived from the Extended Long Short-Term Memory (xLSTM), designed to…

Computer Vision and Pattern Recognition · Computer Science 2024-10-08 Qionghao Huang , Jili Chen

There is substantial interest in developing artificial intelligence systems to support radiologists across tasks ranging from segmentation to report generation. Existing computed tomography (CT) foundation models have largely focused on…

Computer Vision and Pattern Recognition · Computer Science 2026-04-07 Rubén Moreno-Aguado , Alba Magallón , Victor Moreno , Yingying Fang , Guang Yang