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Causal mediation analysis (CMA) is a powerful method to dissect the total effect of a treatment into direct and mediated effects within the potential outcome framework. This is important in many scientific applications to identify the…

Machine Learning · Computer Science 2023-06-14 Ziyang Jiang , Yiling Liu , Michael H. Klein , Ahmed Aloui , Yiman Ren , Keyu Li , Vahid Tarokh , David Carlson

Medical visual question answering (VQA) aims to answer clinically relevant questions regarding input medical images. This technique has the potential to improve the efficiency of medical professionals while relieving the burden on the…

Computer Vision and Pattern Recognition · Computer Science 2023-02-21 Xinyue Hu , Lin Gu , Kazuma Kobayashi , Qiyuan An , Qingyu Chen , Zhiyong Lu , Chang Su , Tatsuya Harada , Yingying Zhu

Contrastive Analysis VAE (CA-VAEs) is a family of Variational auto-encoders (VAEs) that aims at separating the common factors of variation between a background dataset (BG) (i.e., healthy subjects) and a target dataset (TG) (i.e., patients)…

Computer Vision and Pattern Recognition · Computer Science 2024-04-09 Robin Louiset , Edouard Duchesnay , Antoine Grigis , Benoit Dufumier , Pietro Gori

Video anomaly detection (VAD) with weak supervision has achieved remarkable performance in utilizing video-level labels to discriminate whether a video frame is normal or abnormal. However, current approaches are inherently limited to a…

Computer Vision and Pattern Recognition · Computer Science 2024-03-14 Peng Wu , Xuerong Zhou , Guansong Pang , Yujia Sun , Jing Liu , Peng Wang , Yanning Zhang

Is it possible to develop an "AI Pathologist" to pass the board-certified examination of the American Board of Pathology? To achieve this goal, the first step is to create a visual question answering (VQA) dataset where the AI agent is…

Computation and Language · Computer Science 2020-03-24 Xuehai He , Yichen Zhang , Luntian Mou , Eric Xing , Pengtao Xie

Open-vocabulary learning has emerged as a cutting-edge research area, particularly in light of the widespread adoption of vision-based foundational models. Its primary objective is to comprehend novel concepts that are not encompassed…

Computer Vision and Pattern Recognition · Computer Science 2023-10-24 Chunlei Wang , Wenquan Feng , Xiangtai Li , Guangliang Cheng , Shuchang Lyu , Binghao Liu , Lijiang Chen , Qi Zhao

The increasing integration of artificial intelligence (AI) in visual analytics (VA) tools raises vital questions about the behavior of users, their trust, and the potential of induced biases when provided with guidance during data…

Human-Computer Interaction · Computer Science 2024-04-24 Sunwoo Ha , Shayan Monadjemi , Alvitta Ottley

Visual Question Answering (VQA) is a challenging task of predicting the answer to a question about the content of an image. Prior works directly evaluate the answering models by simply calculating the accuracy of predicted answers. However,…

Computer Vision and Pattern Recognition · Computer Science 2025-06-11 Kun Li , George Vosselman , Michael Ying Yang

Despite advances in language and speech technologies, no open-source system enables full speech-to-speech, multi-turn dialogue with integrated tool use and agentic reasoning. We introduce AURA (Agent for Understanding, Reasoning, and…

Artificial Intelligence · Computer Science 2025-07-01 Leander Melroy Maben , Gayathri Ganesh Lakshmy , Srijith Radhakrishnan , Siddhant Arora , Shinji Watanabe

Vision Language Models (VLMs) excel at visual question answering (VQA) but remain limited to snapshot vision, reasoning from static images. In contrast, embodied agents require ambulatory vision, actively moving to obtain more informative…

Computer Vision and Pattern Recognition · Computer Science 2025-12-16 Juil Koo , Daehyeon Choi , Sangwoo Youn , Phillip Y. Lee , Minhyuk Sung

We introduce the task of open-vocabulary visual instance search (OVIS). Given an arbitrary textual search query, Open-vocabulary Visual Instance Search (OVIS) aims to return a ranked list of visual instances, i.e., image patches, that…

Computer Vision and Pattern Recognition · Computer Science 2021-08-10 Sheng Liu , Kevin Lin , Lijuan Wang , Junsong Yuan , Zicheng Liu

With known cause of death (CoD), competing risk survival methods are applicable in estimating disease-specific survival. Relative survival analysis may be used to estimate disease-specific survival when cause of death is either unknown or…

Methodology · Statistics 2021-12-10 Reuben Adatorwovor , Aurelien Latouche , Jason P. Fine

The technique of data augmentation (DA) is often used in machine learning for regularization purposes to better generalize under i.i.d. settings. In this work, we present a unifying framework with topics in causal inference to make a case…

Machine Learning · Computer Science 2026-02-02 Uzair Akbar , Niki Kilbertus , Hao Shen , Krikamol Muandet , Bo Dai

In the following short article we adapt a new and popular machine learning model for inference on medical data sets. Our method is based on the Variational AutoEncoder (VAE) framework that we adapt to survival analysis on small data sets…

Machine Learning · Statistics 2018-12-06 Cédric Beaulac , Jeffrey S. Rosenthal , David Hodgson

Reliable visual understanding in robot-assisted and minimally invasive surgery (RMIS/MIS) demands more than accurate masks: in clinical practice, clinicians pose language-like questions about procedural context, visibility, artefacts, and…

Computer Vision and Pattern Recognition · Computer Science 2026-05-25 Chengyi Zhang , Zi Ye , Ziyang Wang

Testing autonomous vehicles (AVs) requires complex oracles to determine if the AVs behavior conforms with specifications and humans' expectations. Available open source oracles are tightly embedded in the AV simulation software and are…

Software Engineering · Computer Science 2020-06-19 Ana Nora Evans , Mary Lou Soffa , Sebastian Elbaum

While autonomous vehicle (AV) technology has shown substantial progress, we still lack tools for rigorous and scalable testing. Real-world testing, the $\textit{de-facto}$ evaluation method, is dangerous to the public. Moreover, due to the…

Machine Learning · Computer Science 2020-06-09 Justin Norden , Matthew O'Kelly , Aman Sinha

In this paper, we introduce the Generalist Virtual Agent (GVA), an autonomous entity engineered to function across diverse digital platforms and environments, assisting users by executing a variety of tasks. This survey delves into the…

Multiagent Systems · Computer Science 2024-11-19 Minghe Gao , Wendong Bu , Bingchen Miao , Yang Wu , Yunfei Li , Juncheng Li , Siliang Tang , Qi Wu , Yueting Zhuang , Meng Wang

To identify objects beyond predefined categories, open-vocabulary aerial object detection (OVAD) leverages the zero-shot capabilities of visual-language models (VLMs) to generalize from base to novel categories. Existing approaches…

Computer Vision and Pattern Recognition · Computer Science 2025-11-25 Jianhang Yao , Yongbin Zheng , Siqi Lu , Wanying Xu , Peng Sun

Research has shown that trust is an essential aspect of human-computer interaction directly determining the degree to which the person is willing to use the system. An automatic prediction of the level of trust that a user has on a certain…

Audio and Speech Processing · Electrical Eng. & Systems 2020-08-03 Leonardo Pepino , Pablo Riera , Lara Gauder , Agustín Gravano , Luciana Ferrer
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