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In recent years, speech emotion recognition (SER) has been used in wide ranging applications, from healthcare to the commercial sector. In addition to signal processing approaches, methods for SER now also use deep learning techniques which…

音频与语音处理 · 电气工程与系统科学 2022-03-29 Sneha Das , Nicole Nadine Lønfeldt , Anne Katrine Pagsberg , Line H. Clemmensen

Valence-arousal (VA) estimation is crucial for capturing the nuanced nature of human emotions in naturalistic environments. While pre-trained Vision-Language models like CLIP have shown remarkable semantic alignment capabilities, their…

计算机视觉与模式识别 · 计算机科学 2026-03-17 Byeongjin Jung , Chanyeong Park , Sejoon Lim

Imbalanced distribution learning is a common and significant challenge in predictive modeling, often reducing the performance of standard algorithms. Although various approaches address this issue, most are tailored to classification…

机器学习 · 计算机科学 2025-08-20 Samuel Stocksieker , Denys pommeret , Arthur Charpentier

We present a deep learning based approach to containerized application runtime stability analysis, and an intelligent publishing algorithm that can dynamically adjust the depth of process-level forensics published to a backend incident…

密码学与安全 · 计算机科学 2021-04-28 Prakhar Sharma , Phillip Porras , Steven Cheung , James Carpenter , Vinod Yegneswaran

Multi-modal generative models represent an important family of deep models, whose goal is to facilitate representation learning on data with multiple views or modalities. However, current deep multi-modal models focus on the inference of…

计算机视觉与模式识别 · 计算机科学 2020-12-25 Mihee Lee , Vladimir Pavlovic

We investigate whether pre-trained bidirectional transformers with sentiment and emotion information improve stance detection in long discussions of contemporary issues. As a part of this work, we create a novel stance detection dataset…

计算与语言 · 计算机科学 2020-06-02 Marjan Hosseinia , Eduard Dragut , Arjun Mukherjee

In situ scanning transmission electron microscopy enables observation of the domain dynamics in ferroelectric materials as a function of externally applied bias and temperature. The resultant data sets contain a wealth of information on…

Data-driven reduced-order models based on autoencoders generally lack interpretability compared to classical methods such as the proper orthogonal decomposition. More interpretability can be gained by disentangling the latent variables and…

机器学习 · 计算机科学 2025-02-21 Henning Schwarz , Pyei Phyo Lin , Jens-Peter M. Zemke , Thomas Rung

Latent confounders are a fundamental challenge for inferring causal effects from observational data. The instrumental variable (IV) approach is a practical way to address this challenge. Existing IV based estimators need a known IV or other…

机器学习 · 计算机科学 2024-12-09 Debo Cheng , Jiuyong Li , Lin Liu , Ziqi Xu , Weijia Zhang , Jixue Liu , Thuc Duy Le

The increasing availability of electrocardiogram (ECG) data has motivated the use of data-driven models for automating various clinical tasks based on ECG data. The development of subject-specific models are limited by the cost and…

机器学习 · 计算机科学 2018-08-07 Prashnna K Gyawali , B. Milan Horacek , John L. Sapp , Linwei Wang

This paper develops a novel unsupervised algorithm for belief representation learning in polarized networks that (i) uncovers the latent dimensions of the underlying belief space and (ii) jointly embeds users and content items (that they…

社会与信息网络 · 计算机科学 2022-09-16 Jinning Li , Huajie Shao , Dachun Sun , Ruijie Wang , Yuchen Yan , Jinyang Li , Shengzhong Liu , Hanghang Tong , Tarek Abdelzaher

In the real-world data, there are common variations shared by all classes (e.g. category label) and exclusive variations of each class. We propose a variant of VAE capable of disentangling both of these variations. To represent these…

机器学习 · 计算机科学 2021-06-18 Jaewoong Choi , Geonho Hwang , Myungjoo Kang

User behavior data in recommender systems are driven by the complex interactions of many latent factors behind the users' decision making processes. The factors are highly entangled, and may range from high-level ones that govern user…

机器学习 · 计算机科学 2019-11-01 Jianxin Ma , Chang Zhou , Peng Cui , Hongxia Yang , Wenwu Zhu

Representation disentanglement may help AI fundamentally understand the real world and thus benefit both discrimination and generation tasks. It currently has at least three unresolved core issues: (i) heavy reliance on label annotation and…

计算机视觉与模式识别 · 计算机科学 2025-09-10 Xin Jin , Bohan Li , BAAO Xie , Wenyao Zhang , Jinming Liu , Ziqiang Li , Tao Yang , Wenjun Zeng

This study addresses the challenge of statistically extracting generative factors from complex, high-dimensional datasets in unsupervised or semi-supervised settings. We investigate encoder-decoder-based generative models for nonlinear…

机器学习 · 统计学 2025-07-02 Arkaprabha Ganguli , Nesar Ramachandra , Julie Bessac , Emil Constantinescu

Depression and post-traumatic stress disorder (PTSD) are psychiatric conditions commonly associated with experiencing a traumatic event. Estimating mental health status through non-invasive techniques such as activity-based algorithms can…

Fair representation learning aims to encode invariant representation with respect to the protected attribute, such as gender or age. In this paper, we design Fairness-aware Disentangling Variational AutoEncoder (FD-VAE) for fair…

机器学习 · 计算机科学 2020-07-09 Sungho Park , Dohyung Kim , Sunhee Hwang , Hyeran Byun

There are many problems in physics, biology, and other natural sciences in which symbolic regression can provide valuable insights and discover new laws of nature. A widespread Deep Neural Networks do not provide interpretable solutions.…

机器学习 · 计算机科学 2023-01-18 Sergei Popov , Mikhail Lazarev , Vladislav Belavin , Denis Derkach , Andrey Ustyuzhanin

Variational autoencoder-based voice conversion (VAE-VC) has the advantage of requiring only pairs of speeches and speaker labels for training. Unlike the majority of the research in VAE-VC which focuses on utilizing auxiliary losses or…

声音 · 计算机科学 2021-12-07 Kei Akuzawa , Kotaro Onishi , Keisuke Takiguchi , Kohki Mametani , Koichiro Mori

We present a model to predict fine-grained emotions along the continuous dimensions of valence, arousal, and dominance (VAD) with a corpus with categorical emotion annotations. Our model is trained by minimizing the EMD (Earth Mover's…

计算与语言 · 计算机科学 2021-09-13 Sungjoon Park , Jiseon Kim , Seonghyeon Ye , Jaeyeol Jeon , Hee Young Park , Alice Oh