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We tackle the problem of nonparametric variable selection with a focus on discovering interactions between variables. With $p$ variables there are $O(p^s)$ possible order-$s$ interactions making exhaustive search infeasible. It is…

统计方法学 · 统计学 2020-12-15 Keli Liu , Feng Ruan

This paper proposes joint attention estimation in a single image. Different from related work in which only the gaze-related attributes of people are independently employed, (I) their locations and actions are also employed as contextual…

计算机视觉与模式识别 · 计算机科学 2023-08-11 Chihiro Nakatani , Hiroaki Kawashima , Norimichi Ukita

Human object interaction (HOI) detection is an important task in image understanding and reasoning. It is in a form of HOI triplet <human; verb; object>, requiring bounding boxes for human and object, and action between them for the task…

计算机视觉与模式识别 · 计算机科学 2020-11-13 Suresh Kirthi Kumaraswamy , Miaojing Shi , Ewa Kijak

Recent discussion of the success of feature selection methods has argued that focusing on a relatively small number of features has been counterproductive. Instead, it is suggested, the number of significant features can be in the thousands…

统计理论 · 数学 2014-07-10 Peter Hall , Jiashun Jin , Hugh Miller

In this paper, we introduce a novel human interaction detection approach, based on CALIPSO (Classifying ALl Interacting Pairs in a Single shOt), a classifier of human-object interactions. This new single-shot interaction classifier…

计算机视觉与模式识别 · 计算机科学 2020-01-14 Sanaa Chafik , Astrid Orcesi , Romaric Audigier , Bertrand Luvison

For many data-intensive tasks, feature selection is an important preprocessing step. However, most existing methods do not directly and intuitively explore the intrinsic discriminative information of features. We propose a novel feature…

机器学习 · 计算机科学 2024-01-17 Chunxu Cao , Qiang Zhang

We study the potential for interaction in natural language classification. We add a limited form of interaction for intent classification, where users provide an initial query using natural language, and the system asks for additional…

计算与语言 · 计算机科学 2020-05-05 Lili Yu , Howard Chen , Sida Wang , Tao Lei , Yoav Artzi

We study the problem of high-dimensional regression when there may be interacting variables. Approaches using sparsity-inducing penalty functions such as the Lasso can be useful for producing interpretable models. However, when the number…

统计方法学 · 统计学 2016-12-30 Rajen D. Shah

Human actions often involve complex interactions across several inter-related objects in the scene. However, existing approaches to fine-grained video understanding or visual relationship detection often rely on single object representation…

计算机视觉与模式识别 · 计算机科学 2018-03-22 Chih-Yao Ma , Asim Kadav , Iain Melvin , Zsolt Kira , Ghassan AlRegib , Hans Peter Graf

Interactive object selection is a very important research problem and has many applications. Previous algorithms require substantial user interactions to estimate the foreground and background distributions. In this paper, we present a…

计算机视觉与模式识别 · 计算机科学 2016-03-15 Ning Xu , Brian Price , Scott Cohen , Jimei Yang , Thomas Huang

We present an approach for detecting human-object interactions (HOIs) in images, based on the idea that humans interact with functionally similar objects in a similar manner. The proposed model is simple and efficiently uses the data,…

计算机视觉与模式识别 · 计算机科学 2020-09-03 Ankan Bansal , Sai Saketh Rambhatla , Abhinav Shrivastava , Rama Chellappa

Recommender systems operate in closed feedback loops, where user interactions reinforce popularity bias, leading to over-recommendation of already popular items while under-exposing niche or novel content. Existing bias mitigation methods,…

信息检索 · 计算机科学 2025-06-10 Rahul Agarwal , Amit Jaspal , Saurabh Gupta , Omkar Vichare

Recent advances in machine learning allow us to analyze and describe the content of high-dimensional data like text, audio, images or other signals. In order to visualize that data in 2D or 3D, usually Dimensionality Reduction (DR)…

计算机视觉与模式识别 · 计算机科学 2018-11-26 Dimitris Spathis , Nikolaos Passalis , Anastasios Tefas

Click-through rate prediction is one of the core tasks in commercial recommender systems. It aims to predict the probability of a user clicking a particular item given user and item features. As feature interactions bring in non-linearity,…

机器学习 · 计算机科学 2021-11-25 Fuyuan Lyu , Xing Tang , Huifeng Guo , Ruiming Tang , Xiuqiang He , Rui Zhang , Xue Liu

Accurate interaction potentials between microscopic components such as colloidal particles or cells are crucial to understanding a range of processes, including colloidal crystallization, bacterial colony formation, and cancer metastasis.…

Self-supervised video correspondence learning depends on the ability to accurately associate pixels between video frames that correspond to the same visual object. However, achieving reliable pixel matching without supervision remains a…

计算机视觉与模式识别 · 计算机科学 2025-05-01 Zihan Zhou , Changrui Dai , Aibo Song , Xiaolin Fang

From a machine learning point of view, identifying a subset of relevant features from a real data set can be useful to improve the results achieved by classification methods and to reduce their time and space complexity. To achieve this…

机器学习 · 计算机科学 2017-05-23 Pietro Cassara , Alessandro Rozza , Mirco Nanni

The goal of this paper is Human-object Interaction (HO-I) detection. HO-I detection aims to find interacting human-objects regions and classify their interaction from an image. Researchers obtain significant improvement in recent years by…

计算机视觉与模式识别 · 计算机科学 2021-12-02 Mert Kilickaya , Arnold Smeulders

The goal of data selection is to capture the most structural information from a set of data. This paper presents a fast and accurate data selection method, in which the selected samples are optimized to span the subspace of all data. We…

计算机视觉与模式识别 · 计算机科学 2018-11-30 Mohsen Joneidi , Alireza Zaeemzadeh , Nazanin Rahnavard , Mubarak Shah

Advanced machine learning algorithms are increasingly utilized to provide data-based prediction and decision-making support in Industry 4.0. However, the prediction accuracy achieved by the existing models is insufficient to warrant…

机器学习 · 计算机科学 2024-03-06 Zhipeng Ma , Bo Nørregaard Jørgensen , Zheng Grace Ma