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Gradient-descent based iterative algorithms pervade a variety of problems in estimation, prediction, learning, control, and optimization. Recently iterative algorithms based on higher-order information have been explored in an attempt to…

Machine Learning · Computer Science 2021-03-25 Spencer McDonald , Yingnan Cui , Joseph E. Gaudio , Anuradha M. Annaswamy

Industrial recommender systems usually employ multi-source data to improve the recommendation quality, while effectively sharing information between different data sources remain a challenge. In this paper, we introduce a novel Multi-View…

Information Retrieval · Computer Science 2022-10-17 Ge Fan , Chaoyun Zhang , Kai Wang , Junyang Chen

We present an attention-based ranking framework for learning to order sentences given a paragraph. Our framework is built on a bidirectional sentence encoder and a self-attention based transformer network to obtain an input order invariant…

Computation and Language · Computer Science 2020-01-03 Pawan Kumar , Dhanajit Brahma , Harish Karnick , Piyush Rai

A central problem in data streams is to characterize which functions of an underlying frequency vector can be approximated efficiently. Recently there has been considerable effort in extending this problem to that of estimating functions of…

Data Structures and Algorithms · Computer Science 2018-10-25 Vladimir Braverman , Stephen R. Chestnut , Robert Krauthgamer , Yi Li , David P. Woodruff , Lin F. Yang

This paper proposes a novel nonlinear programming model to capture the equilibrium state of complex supply chain networks. The model, equivalent to a variational inequality model, relaxes traditional strict assumptions to accommodate…

Optimization and Control · Mathematics 2025-04-17 Sheng-Xue He

Interpreting the decisions of complex computer vision models is crucial to establish trust and accountability, especially in safety-critical domains. An established approach to interpretability is generating visual attribution maps that…

Computer Vision and Pattern Recognition · Computer Science 2026-04-08 David Schinagl , Christian Fruhwirth-Reisinger , Alexander Prutsch , Samuel Schulter , Horst Possegger

Current state-of-the-art object proposal networks are trained with a closed-world assumption, meaning they learn to only detect objects of the training classes. These models fail to provide high recall in open-world environments where…

Computer Vision and Pattern Recognition · Computer Science 2024-04-18 Matthew Inkawhich , Nathan Inkawhich , Hai Li , Yiran Chen

Texture recognition has recently been dominated by ImageNet-pre-trained deep Convolutional Neural Networks (CNNs), with specialized modifications and feature engineering required to achieve state-of-the-art (SOTA) performance. However,…

Computer Vision and Pattern Recognition · Computer Science 2025-03-11 Leonardo Scabini , Kallil M. Zielinski , Emir Konuk , Ricardo T. Fares , Lucas C. Ribas , Kevin Smith , Odemir M. Bruno

Deep neural networks are a family of computational models that are naturally suited to the analysis of hierarchical data such as, for instance, sequential data with the use of recurrent neural networks. In the other hand, ordinal regression…

Machine Learning · Statistics 2021-01-08 Louis Falissard , Karim Bounebache , Grégoire Rey

Multi-modal large language models (MLLMs) achieve strong visual-language reasoning but suffer from high inference cost due to redundant visual tokens. Recent work explores visual token pruning to accelerate inference, while existing pruning…

Computer Vision and Pattern Recognition · Computer Science 2026-04-02 Xiwen Chen , Wenhui Zhu , Gen Li , Xuanzhao Dong , Yujian Xiong , Hao Wang , Peijie Qiu , Qingquan Song , Zhipeng Wang , Shao Tang , Yalin Wang , Abolfazl Razi

Large models achieve strong performance on Vision-and-Language Navigation (VLN) tasks, but are costly to run in resource-limited environments. Token pruning offers appealing tradeoffs for efficiency with minimal performance loss by reducing…

Computer Vision and Pattern Recognition · Computer Science 2025-09-23 Wenda Qin , Andrea Burns , Bryan A. Plummer , Margrit Betke

Visual Object Tracking (VOT) has synchronous needs for both robustness and accuracy. While most existing works fail to operate simultaneously on both, we investigate in this work the problem of conflicting performance between accuracy and…

Computer Vision and Pattern Recognition · Computer Science 2021-03-19 Jinghao Zhou , Bo Li , Lei Qiao , Peng Wang , Weihao Gan , Wei Wu , Junjie Yan , Wanli Ouyang

Deep learning approaches, known for their ability to model complex relationships and fast execution, are increasingly being applied to solve large optimization problems. However, existing methods often face challenges in simultaneously…

Optimization and Control · Mathematics 2025-12-16 Zisheng Zhou , Dengyu Zheng , Zirui Chen , Shixiang Chen

Extracting physical laws from observation data is a central challenge in many diverse areas of science and engineering. We propose Optimal Control Neural Networks (OCN) to learn the laws of vector fields in dynamical systems, with no…

Dynamical Systems · Mathematics 2023-12-05 Xuping Tian , Baskar Ganapathysubramanian , Hailiang Liu

Unsupervised video object learning seeks to decompose video scenes into structural object representations without any supervision from depth, optical flow, or segmentation. We present VONet, an innovative approach that is inspired by MONet.…

Computer Vision and Pattern Recognition · Computer Science 2024-01-23 Haonan Yu , Wei Xu

Vision Transformer (ViT) self-attention mechanism is characterized by feature collapse in deeper layers, resulting in the vanishing of low-level visual features. However, such features can be helpful to accurately represent and identify…

Computer Vision and Pattern Recognition · Computer Science 2024-08-06 Anxhelo Diko , Danilo Avola , Marco Cascio , Luigi Cinque

This paper introduces Strict Partial Order Networks (SPON), a novel neural network architecture designed to enforce asymmetry and transitive properties as soft constraints. We apply it to induce hypernymy relations by training with is-a…

Artificial Intelligence · Computer Science 2020-12-04 Sarthak Dash , Md Faisal Mahbub Chowdhury , Alfio Gliozzo , Nandana Mihindukulasooriya , Nicolas Rodolfo Fauceglia

Vision-and-language navigation (VLN) is a multimodal task where an agent follows natural language instructions and navigates in visual environments. Multiple setups have been proposed, and researchers apply new model architectures or…

Computer Vision and Pattern Recognition · Computer Science 2022-05-05 Wanrong Zhu , Yuankai Qi , Pradyumna Narayana , Kazoo Sone , Sugato Basu , Xin Eric Wang , Qi Wu , Miguel Eckstein , William Yang Wang

Convolutional Neural Networks (CNNs) have recently become a favored technique for image denoising due to its adaptive learning ability, especially with a deep configuration. However, their efficacy is inherently limited owing to their…

Image and Video Processing · Electrical Eng. & Systems 2020-09-03 Junaid Malik , Serkan Kiranyaz , Moncef Gabbouj

Route planning for navigation under partial observability plays a crucial role in modern robotics and autonomous driving. Existing route planning approaches can be categorized into two main classes: traditional autoregressive and…

Robotics · Computer Science 2024-04-04 Gengyu Zhang , Hao Tang , Yan Yan