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In this paper, we are concerned with the detection of a particular type of objects with extreme aspect ratios, namely \textbf{slender objects}. In real-world scenarios, slender objects are actually very common and crucial to the objective…

计算机视觉与模式识别 · 计算机科学 2021-04-08 Zhaoyi Wan , Yimin Chen , Sutao Deng , Kunpeng Chen , Cong Yao , Jiebo Luo

In most machine learning training paradigms a fixed, often handcrafted, loss function is assumed to be a good proxy for an underlying evaluation metric. In this work we assess this assumption by meta-learning an adaptive loss function to…

Modern CNN-based object detectors rely on bounding box regression and non-maximum suppression to localize objects. While the probabilities for class labels naturally reflect classification confidence, localization confidence is absent. This…

计算机视觉与模式识别 · 计算机科学 2018-08-01 Borui Jiang , Ruixuan Luo , Jiayuan Mao , Tete Xiao , Yuning Jiang

Object pose recovery has gained increasing attention in the computer vision field as it has become an important problem in rapidly evolving technological areas related to autonomous driving, robotics, and augmented reality. Existing…

计算机视觉与模式识别 · 计算机科学 2020-04-22 Caner Sahin , Guillermo Garcia-Hernando , Juil Sock , Tae-Kyun Kim

Adaptive Boosting with Dynamic Weight Adjustment is an enhancement of the traditional Adaptive boosting commonly known as AdaBoost, a powerful ensemble learning technique. Adaptive Boosting with Dynamic Weight Adjustment technique improves…

机器学习 · 计算机科学 2024-06-04 Vamsi Sai Ranga Sri Harsha Mangina

While traditional Deep Learning (DL) optimization methods treat all training samples equally, Distributionally Robust Optimization (DRO) adaptively assigns importance weights to different samples. However, a significant gap exists between…

Objects in aerial images are typically embedded in complex backgrounds and exhibit arbitrary orientations. When employing oriented bounding boxes (OBB) to represent arbitrary oriented objects, the periodicity of angles could lead to…

计算机视觉与模式识别 · 计算机科学 2024-07-04 Mingkui Feng , Hancheng Yu , Xiaoyu Dang , Ming Zhou

We address the problem of weakly supervised object localization where only image-level annotations are available for training object detectors. Numerous methods have been proposed to tackle this problem through mining object proposals.…

计算机视觉与模式识别 · 计算机科学 2017-10-13 Dong Li , Jia-Bin Huang , Yali Li , Shengjin Wang , Ming-Hsuan Yang

Classifier ensemble generally should combine diverse component classifiers. However, it is difficult to give a definitive connection between diversity measure and ensemble accuracy. Given a list of available component classifiers, how to…

机器学习 · 计算机科学 2014-06-06 Xu-Cheng Yin , Chun Yang , Hong-Wei Hao

Bounding box (bbox) regression is a fundamental task in computer vision. So far, the most commonly used loss functions for bbox regression are the Intersection over Union (IoU) loss and its variants. In this paper, we generalize existing…

计算机视觉与模式识别 · 计算机科学 2022-01-25 Jiabo He , Sarah Erfani , Xingjun Ma , James Bailey , Ying Chi , Xian-Sheng Hua

Modern statistical analysis often encounters high-dimensional problems but with a limited sample size. It poses great challenges to traditional statistical estimation methods. In this work, we adopt auxiliary learning to solve the…

统计理论 · 数学 2025-01-08 Hanchao Yan , Feifei Wang , Chuanxin Xia , Hansheng Wang

We present a learning approach for localization and segmentation of objects in an image in a manner that is robust to partial occlusion. Our algorithm produces a bounding box around the full extent of the object and labels pixels in the…

计算机视觉与模式识别 · 计算机科学 2015-07-29 Samarth Brahmbhatt , Heni Ben Amor , Henrik Christensen

In high-dimensional survival analysis, effective variable selection is crucial for both model interpretation and predictive performance. This paper investigates Cox regression with lasso and adaptive lasso penalties in genomic datasets…

统计方法学 · 统计学 2025-07-02 Pilar González-Barquero , Rosa E. Lillo , Álvaro Méndez-Civieta

Label assignment is a crucial process in object detection, which significantly influences the detection performance by determining positive or negative samples during training process. However, existing label assignment strategies barely…

计算机视觉与模式识别 · 计算机科学 2023-10-18 Jian Guan , Mingjie Xie , Youtian Lin , Guangjun He , Pengming Feng

With the rapid development of detectors, Bounding Box Regression (BBR) loss function has constantly updated and optimized. However, the existing IoU-based BBR still focus on accelerating convergence by adding new loss terms, ignoring the…

计算机视觉与模式识别 · 计算机科学 2024-01-15 Hao Zhang , Cong Xu , Shuaijie Zhang

Video object detection is a challenging task because videos often suffer from image deterioration such as motion blur, occlusion, and deformable shapes, making it significantly more difficult than detecting objects in still images. Prior…

计算机视觉与模式识别 · 计算机科学 2025-08-29 Lucas Rakotoarivony

When estimating causal effects from observational data with numerous covariates, employing penalized covariate selection can improve the estimation efficiency. Outcome-oriented covariate selection, which involves selecting covariates…

统计方法学 · 统计学 2025-01-14 Wataru Hongo , Shuji Ando , Jun Tsuchida , Takashi Sozu

Object detection is an important vision task and has emerged as an indispensable component in many vision system, rendering its robustness as an increasingly important performance factor for practical applications. While object detection…

计算机视觉与模式识别 · 计算机科学 2019-07-25 Haichao Zhang , Jianyu Wang

Recent years have witnessed the increasing application of place recognition in various environments, such as city roads, large buildings, and a mix of indoor and outdoor places. This task, however, still remains challenging due to the…

计算机视觉与模式识别 · 计算机科学 2021-11-24 Haowen Lai , Peng Yin , Sebastian Scherer

Multimodal Large Language Models often suffer from object hallucination. While existing research utilizes attention enhancement and visual retracing, we find these works lack sufficient interpretability regarding attention drift in final…

计算机视觉与模式识别 · 计算机科学 2026-03-27 Chengxu Yang , Jingling Yuan , Chuang Hu , Jiawei Jiang