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Self-supervised representation learning often relies on deterministic predictive architectures to align context and target views in latent space. While effective in many settings, such methods are limited in genuinely multi-modal inverse…

Machine Learning · Computer Science 2026-03-31 Yongchao Huang

With the rapid development of deep learning, low-light RAW image enhancement (LLRIE) has achieved remarkable progress. However, the challenge that how to simultaneously achieve strong enhancement quality and high efficiency still remains.…

Computer Vision and Pattern Recognition · Computer Science 2025-11-17 Xianmin Chen , Peiliang Huang , Longfei Han , Dingwen Zhang , Junwei Han

Gaussian random field (GRF) models are widely used in spatial statistics to capture spatially correlated error. We investigate the results of replacing Gaussian processes with Laplace moving averages (LMAs) in spatial generalized linear…

Applications · Statistics 2019-07-26 Adam Walder , Ephraim M. Hanks

Large-scale LiDAR mappings and localization leverage place recognition techniques to mitigate odometry drifts, ensuring accurate mapping. These techniques utilize scene representations from LiDAR point clouds to identify previously visited…

Computer Vision and Pattern Recognition · Computer Science 2024-07-31 Raktim Gautam Goswami , Naman Patel , Prashanth Krishnamurthy , Farshad Khorrami

Fine-grained high-resolution remote sensing mapping typically relies on localized visual features, which restricts cross-domain generalizability and often leads to fragmented predictions of large-scale land covers. While global geospatial…

Computer Vision and Pattern Recognition · Computer Science 2026-04-23 Jienan Lyu , Miao Yang , Jinchen Cai , Yiwen Hu , Guanyi Lu , Junhao Qiu , Runmin Dong

Global bundle adjustment is made easy by depth prediction and convex optimization. We (i) propose a scaled bundle adjustment (SBA) formulation that lifts 2D keypoint measurements to 3D with learned depth, (ii) design an empirically tight…

Robotics · Computer Science 2025-07-02 Haoyu Han , Heng Yang

This paper presents a novel unsupervised domain adaptation method for cross-domain visual recognition. We propose a unified framework that reduces the shift between domains both statistically and geometrically, referred to as Joint…

Computer Vision and Pattern Recognition · Computer Science 2017-05-17 Jing Zhang , Wanqing Li , Philip Ogunbona

Diffusion Models have become very popular for Semantic Image Synthesis (SIS) of human faces. Nevertheless, their training and inference is computationally expensive and their computational requirements are high due to the quadratic…

Computer Vision and Pattern Recognition · Computer Science 2025-09-23 Filippo Botti , Alex Ergasti , Tomaso Fontanini , Claudio Ferrari , Massimo Bertozzi , Andrea Prati

Multi-view depth estimation has achieved impressive performance over various benchmarks. However, almost all current multi-view systems rely on given ideal camera poses, which are unavailable in many real-world scenarios, such as autonomous…

Computer Vision and Pattern Recognition · Computer Science 2024-12-31 Zelin Meng , Zhichen Wang

Visual SLAM algorithms achieve significant improvements through the exploration of 3D Gaussian Splatting (3DGS) representations, particularly in generating high-fidelity dense maps. However, they depend on a static environment assumption…

Robotics · Computer Science 2026-04-15 Yi Liu , Haoxuan Xu , Hongbo Duan , Keyu Fan , Zhengyang Zhang , Peiyu Zhuang , Pengting Luo , Houde Liu

Category-level pose estimation is a challenging task with many potential applications in computer vision and robotics. Recently, deep-learning-based approaches have made great progress, but are typically hindered by the need for large…

Computer Vision and Pattern Recognition · Computer Science 2023-11-27 Pengyuan Wang , Takuya Ikeda , Robert Lee , Koichi Nishiwaki

In this paper we address the challenging problem of domain adaptation in LiDAR semantic segmentation. We consider the setting where we have a fully-labeled data set from source domain and a target domain with a few labeled and many…

Computer Vision and Pattern Recognition · Computer Science 2022-03-22 Eduardo R. Corral-Soto , Mrigank Rochan , Yannis Y. He , Shubhra Aich , Yang Liu , Liu Bingbing

Reliable 3D object detection is fundamental to autonomous driving, and multimodal fusion algorithms using cameras and LiDAR remain a persistent challenge. Cameras provide dense visual cues but ill posed depth; LiDAR provides a precise 3D…

Computer Vision and Pattern Recognition · Computer Science 2026-02-13 Venkatraman Narayanan , Bala Sai , Rahul Ahuja , Pratik Likhar , Varun Ravi Kumar , Senthil Yogamani

Multi-modal unsupervised domain adaptation (MM-UDA) for 3D semantic segmentation is a practical solution to embed semantic understanding in autonomous systems without expensive point-wise annotations. While previous MM-UDA methods can…

Computer Vision and Pattern Recognition · Computer Science 2023-09-22 Haozhi Cao , Yuecong Xu , Jianfei Yang , Pengyu Yin , Shenghai Yuan , Lihua Xie

A novel learning solution to image steganalysis based on the green learning paradigm, called Green Steganalyzer (GS), is proposed in this work. GS consists of three modules: 1) pixel-based anomaly prediction, 2) embedding location…

Image and Video Processing · Electrical Eng. & Systems 2023-06-08 Yao Zhu , Xinyu Wang , Hong-Shuo Chen , Ronald Salloum , C. -C. Jay Kuo

Recently, the Mamba architecture based on State Space Models (SSMs) has gained attention in 3D human pose estimation due to its linear complexity and strong global modeling capability. However, existing SSM-based methods typically apply…

Computer Vision and Pattern Recognition · Computer Science 2025-11-13 Hu Cui , Wenqiang Hua , Renjing Huang , Shurui Jia , Tessai Hayama

Land cover analysis using hyperspectral images (HSI) remains an open problem due to their low spatial resolution and complex spectral information. Recent studies are primarily dedicated to designing Transformer-based architectures for…

Computer Vision and Pattern Recognition · Computer Science 2025-12-23 Guanchun Wang , Xiangrong Zhang , Zelin Peng , Tianyang Zhang , Licheng Jiao

3D semantic occupancy prediction is a pivotal task in autonomous driving, providing a dense and fine-grained understanding of the surrounding environment, yet single-modality methods face trade-offs between camera semantics and LiDAR…

Computer Vision and Pattern Recognition · Computer Science 2026-02-02 A. Enes Doruk , Hasan F. Ates

Recently, the multi-modal fusion of RGB, depth, and semantics has shown great potential in dense Simultaneous Localization and Mapping (SLAM). However, a prerequisite for generating consistent semantic maps is the availability of dense,…

Computer Vision and Pattern Recognition · Computer Science 2026-03-31 Linfei Li , Lin Zhang , Zhong Wang , Ying Shen

Geometric navigation is nowadays a well-established field of robotics and the research focus is shifting towards higher-level scene understanding, such as Semantic Mapping. When a robot needs to interact with its environment, it must be…

Robotics · Computer Science 2023-11-23 Federico Rollo , Gennaro Raiola , Andrea Zunino , Nikolaos Tsagarakis , Arash Ajoudani