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The presence of unobserved node specific heterogeneity in Exponential Random Graph Models (ERGM) is a general concern, both with respect to model validity as well as estimation instability. We therefore extend the ERGM by including node…

统计计算 · 统计学 2021-12-24 Sevag Kevork , Göran Kauermann

Model merging aims to combine multiple task-specific expert models into a single model while preserving generalization across diverse tasks. However, interference among experts, especially when they are trained on different objectives,…

计算与语言 · 计算机科学 2026-04-09 Bo Xu , Haotian Wu , Hehai Lin , Weiquan Huang , Beier Zhu , Yao Shu , Chengwei Qin

In many structured prediction problems, complex relationships between variables are compactly defined using graphical structures. The most prevalent graphical prediction methods---probabilistic graphical models and large margin…

机器学习 · 统计学 2018-11-08 Rizal Fathony , Ashkan Rezaei , Mohammad Ali Bashiri , Xinhua Zhang , Brian D. Ziebart

Variational Autoencoders (VAEs) are powerful generative models for learning latent representations. Standard VAEs generate dispersed and unstructured latent spaces by utilizing all dimensions, which limits their interpretability, especially…

计算机视觉与模式识别 · 计算机科学 2025-05-21 Farshad Sangari Abiz , Reshad Hosseini , Babak N. Araabi

Multimodal Large Language Models (MLLMs) have achieved remarkable success across diverse vision-language tasks, yet their internal decision-making mechanisms remain insufficiently understood. Existing interpretability research has primarily…

计算机视觉与模式识别 · 计算机科学 2025-10-02 Jiawei Liang , Ruoyu Chen , Xianghao Jiao , Siyuan Liang , Shiming Liu , Qunli Zhang , Zheng Hu , Xiaochun Cao

Since Multimodal Emotion Recognition in Conversation (MERC) can be applied to public opinion monitoring, intelligent dialogue robots, and other fields, it has received extensive research attention in recent years. Unlike traditional…

机器学习 · 计算机科学 2024-07-25 Tao Meng , Fuchen Zhang , Yuntao Shou , Hongen Shao , Wei Ai , Keqin Li

Multimodal Affective Computing (MAC) aims to recognize and interpret human emotions by integrating information from diverse modalities such as text, video, and audio. Recent advancements in Multimodal Large Language Models (MLLMs) have…

人工智能 · 计算机科学 2025-08-05 Miaosen Luo , Jiesen Long , Zequn Li , Yunying Yang , Yuncheng Jiang , Sijie Mai

Masked Autoencoders (MAEs) have emerged as a dominant strategy for self-supervised representation learning in natural images, where models are pre-trained to reconstruct masked patches with a pixel-wise mean squared error (MSE) between…

图像与视频处理 · 电气工程与系统科学 2025-07-16 Chetan Madan , Aarjav Satia , Soumen Basu , Pankaj Gupta , Usha Dutta , Chetan Arora

Access to real clinical data is often restricted due to privacy obligations, creating significant barriers for healthcare research. Synthetic datasets provide a promising solution, enabling secure data sharing and model development.…

机器学习 · 计算机科学 2024-10-24 Nicholas I-Hsien Kuo , Blanca Gallego , Louisa Jorm

Generative machine learning models offer a powerful framework for therapeutic design by efficiently exploring large spaces of biological sequences enriched for desirable properties. Unlike supervised learning methods, which require both…

Multimodal aspect-based sentiment analysis(MABSA) seeks to identify aspect terms within paired image-text data and determine their fine grained sentiment polarities, representing a fundamental task for improving the effectiveness of…

计算机视觉与模式识别 · 计算机科学 2025-07-24 Xiaoqiang He

Continual Model Merging (CMM) sequentially integrates task-specific models into a unified architecture without intensive retraining. However, existing CMM methods are hindered by a fundamental saturation-redundancy dilemma: backbone-centric…

机器学习 · 计算机科学 2026-04-27 Haiyun Qiu , Xingyu Wu , Kay Chen Tan

The generalized partially linear additive model (GPLAM) is a flexible and interpretable approach to building predictive models. It combines features in an additive manner, allowing each to have either a linear or nonlinear effect on the…

统计方法学 · 统计学 2018-03-29 Yin Lou , Jacob Bien , Rich Caruana , Johannes Gehrke

Understanding interaction effects among variables is important for regression modeling in various applications. The conventional approach of quantifying interactions as the product of variables often lacks clear interpretability, especially…

统计方法学 · 统计学 2026-05-21 Kexin Xie , Xinwei Deng

For sensitivity analysis against unmeasured confounding, we build on the marginal sensitivity model (MSM) and propose a new model, deMSM, by incorporating a second constraint on the shift of potential outcome distributions caused by…

统计方法学 · 统计学 2025-05-21 Yi Zhang , Wenfu Xu , Zhiqiang Tan

In the last two decades the growth of computational resources has made it possible to handle Generalized Additive Models (GAMs) that formerly were too costly for serious applications. However, the growth in model complexity has not been…

统计方法学 · 统计学 2019-05-10 Matteo Fasiolo , Raphaël Nedellec , Yannig Goude , Simon N. Wood

While machine learning methods have significantly improved model performance over traditional methods, their black-box structure makes it difficult for researchers to interpret results. For highly regulated financial industries, model…

机器学习 · 计算机科学 2024-07-30 Dangxing Chen , Weicheng Ye

Generalized additive models (GAMs) are a widely used class of models of interest to statisticians as they provide a flexible way to design interpretable models of data beyond linear models. We here propose a scalable and well-calibrated…

机器学习 · 计算机科学 2018-12-31 Vincent Adam , Nicolas Durrande , ST John

Self-supervised learning has proved effective for skeleton-based human action understanding, which is an important yet challenging topic. Previous works mainly rely on contrastive learning or masked motion modeling paradigm to model the…

计算机视觉与模式识别 · 计算机科学 2023-08-09 Jiahang Zhang , Lilang Lin , Jiaying Liu

Contextually Entangled Gradient Mapping (CEGM) introduces a new approach to gradient optimization, redefining the relationship between contextual embeddings and gradient updates to enhance semantic coherence and reasoning capabilities in…

机器学习 · 计算机科学 2025-08-11 Colin Sisate , Alistair Goldfinch , Vincent Waterstone , Sebastian Kingsley , Mariana Blackthorn