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How can we define visual sentiment when viewers systematically disagree on their perspectives? This study introduces a novel approach to visual sentiment analysis by integrating attitudinal differences into visual sentiment classification.…

计算机视觉与模式识别 · 计算机科学 2024-08-09 Olga Gasparyan , Elena Sirotkina

Diffusion models have fundamentally transformed the field of generative models, making the assessment of similarity between customized model outputs and reference inputs critically important. However, traditional perceptual similarity…

计算机视觉与模式识别 · 计算机科学 2024-12-20 Yiren Song , Xiaokang Liu , Mike Zheng Shou

Visual Counterfactual Explanations (VCEs) are an important tool to understand the decisions of an image classifier. They are 'small' but 'realistic' semantic changes of the image changing the classifier decision. Current approaches for the…

计算机视觉与模式识别 · 计算机科学 2022-10-24 Maximilian Augustin , Valentyn Boreiko , Francesco Croce , Matthias Hein

Government policies aim to address public issues and problems and therefore play a pivotal role in peoples lives. The creation of public policies, however, is complex given the perspective of large and diverse stakeholders involvement,…

数据库 · 计算机科学 2018-03-20 Barkha Javed , Zaheer Khan , Richard McClatchey

Studying information diffusion in SNS (Social Networks Service) has remarkable significance in both academia and industry. Theoretically, it boosts the development of other subjects such as statistics, sociology, and data mining.…

社会与信息网络 · 计算机科学 2021-10-28 Huacheng Li , Chunhe Xia , Tianbo Wang , Sheng Wen , Chao Chen , Yang Xiang

The Diffusion Map is a nonlinear dimensionality reduction technique used to analyze high-dimensional data, with recent applications extending to datasets from the social sciences. Previous research has given little attention to how the…

物理与社会 · 物理学 2025-08-28 Sönke Beier

Generating novel views of a natural scene, e.g., every-day scenes both indoors and outdoors, from a single view is an under-explored problem, even though it is an organic extension to the object-centric novel view synthesis. Existing…

计算机视觉与模式识别 · 计算机科学 2025-11-13 Wonbong Jang , Jonathan Tremblay , Lourdes Agapito

The advent and proliferation of social media have led to the development of mathematical models describing the evolution of beliefs/opinions in an ecosystem composed of socially interacting users. The goal is to gain insights into…

社会与信息网络 · 计算机科学 2017-10-04 Alessandro Nordio , Alberto Tarable , Carla Fabiana Chiasserini , Emilio Leonardi

Advanced healthcare predictions offer significant improvements in patient outcomes by leveraging predictive analytics. Existing works primarily utilize various views of Electronic Health Record (EHR) data, such as diagnoses, lab tests, or…

机器学习 · 计算机科学 2025-05-20 Chuang Zhao , Hui Tang , Hongke Zhao , Xiaomeng Li

The growing capability and accessibility of machine learning has led to its application to many real-world domains and data about people. Despite the benefits algorithmic systems may bring, models can reflect, inject, or exacerbate implicit…

Visual imitation learning is effective for robots to learn versatile tasks. However, many existing methods rely on behavior cloning with supervised historical trajectories, limiting their 3D spatial and 4D spatiotemporal awareness.…

机器人学 · 计算机科学 2025-07-15 Zhenyang Liu , Yikai Wang , Kuanning Wang , Longfei Liang , Xiangyang Xue , Yanwei Fu

In this paper, we present DiffusionVLA, a novel framework that seamlessly combines the autoregression model with the diffusion model for learning visuomotor policy. Central to our approach is a next-token prediction objective, enabling the…

A large number of statistical decision problems in the social sciences and beyond can be framed as a (contextual) multi-armed bandit problem. However, it is notoriously hard to develop and evaluate policies that tackle these types of…

人机交互 · 计算机科学 2018-09-05 Jules Kruijswijk , Robin van Emden , Petri Parvinen , Maurits Kaptein

Distributed diffusion is a powerful algorithm for multi-task state estimation which enables networked agents to interact with neighbors to process input data and diffuse information across the network. Compared to a centralized approach,…

多智能体系统 · 计算机科学 2020-03-27 Jiani Li , Xenofon Koutsoukos

Reusing pre-collected data from different domains is an appealing solution for decision-making tasks, especially when data in the target domain are limited. Existing cross-domain policy transfer methods mostly aim at learning domain…

机器人学 · 计算机科学 2026-03-10 Haoyi Niu , Qimao Chen , Tenglong Liu , Jianxiong Li , Guyue Zhou , Yi Zhang , Jianming Hu , Xianyuan Zhan

Recent advances in diffusion$/$flow-matching policies have enabled imitation learning of complex, multi-modal action trajectories. However, they are computationally expensive because they sample a trajectory of trajectories: a…

Evaluating robotics policies across thousands of environments and thousands of tasks is infeasible with existing approaches. This motivates the need for a new methodology for scalable robotics policy evaluation. In this paper, we propose…

机器人学 · 计算机科学 2026-04-27 Yaxuan Li , Zhongyi Zhou , Yefei Chen , Yaokai Xue , Yichen Zhu

Unified models capable of solving a wide variety of tasks have gained traction in vision and NLP due to their ability to share regularities and structures across tasks, which improves individual task performance and reduces computational…

机器人学 · 计算机科学 2023-10-13 Siddhant Haldar , Lerrel Pinto

Recent advances in image and video creation, especially AI-based image synthesis, have led to the production of numerous visual scenes that exhibit a high level of abstractness and diversity. Consequently, Visual Storytelling (VST), a task…

计算与语言 · 计算机科学 2023-12-13 Shengguang Wu , Mei Yuan , Qi Su

While we typically focus on data visualization as a tool for facilitating cognitive tasks (e.g., learning facts, making decisions), we know relatively little about their second-order impacts on our opinions, attitudes, and values. For…

人机交互 · 计算机科学 2023-09-06 Eli Holder , Cindy Xiong Bearfield