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Related papers: Black-Box Optimization of Object Detector Scales

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Automl is the key technology for machine learning problem. Current state of art hyperparameter optimization methods are based on traditional black-box optimization methods like SMBO (SMAC, TPE). The objective function of black-box…

Machine Learning · Computer Science 2019-07-19 Cheng Daning , Zhang Hanping , Xia Fen , Li Shigang , Zhang Yunquan

Deep region-based object detector consists of a region proposal step and a deep object recognition step. In this paper, we make significant improvements on both of the two steps. For region proposal we propose a novel lightweight cascade…

Computer Vision and Pattern Recognition · Computer Science 2017-10-31 Qiaoyong Zhong , Chao Li , Yingying Zhang , Di Xie , Shicai Yang , Shiliang Pu

This paper takes an important step in bridging the performance gap between DETR and R-CNN for graphical object detection. Existing graphical object detection approaches have enjoyed recent enhancements in CNN-based object detection methods,…

Computer Vision and Pattern Recognition · Computer Science 2023-06-26 Tahira Shehzadi , Khurram Azeem Hashmi , Didier Stricker , Marcus Liwicki , Muhammad Zeshan Afzal

In this paper, we propose subspace alignment based domain adaptation of the state of the art RCNN based object detector. The aim is to be able to achieve high quality object detection in novel, real world target scenarios without requiring…

Computer Vision and Pattern Recognition · Computer Science 2015-07-21 Anant Raj , Vinay P. Namboodiri , Tinne Tuytelaars

Object localization is an important task in computer vision but requires a large amount of computational power due mainly to an exhaustive multiscale search on the input image. In this paper, we describe a near real-time multiscale search…

Computer Vision and Pattern Recognition · Computer Science 2016-04-14 Hyungtae Lee , Heesung Kwon , Archith J. Bency , William D. Nothwang

The present paper introduces a new representation-driven approach to per-instance algorithm selection, applied to black-box optimization, for automatically choosing the most promising solver from a fixed portfolio. Prior work in continuous…

Machine Learning · Computer Science 2026-05-21 Yiliang Yuan , Xiang Shi , Mustafa Misir

High dimensional parameter space optimization is crucial in many applications. The parameters affecting this performance can be both numerical and categorical in their type. The existing techniques of black-box optimization and visual…

Human-Computer Interaction · Computer Science 2022-05-02 Anjul Tyagi

Object detection when provided image-level labels instead of instance-level labels (i.e., bounding boxes) during training is an important problem in computer vision, since large scale image datasets with instance-level labels are extremely…

Computer Vision and Pattern Recognition · Computer Science 2017-03-01 Ziang Yan , Jian Liang , Weishen Pan , Jin Li , Changshui Zhang

Foundational vision models, such as the Segment Anything Model (SAM), have achieved significant breakthroughs through extensive pre-training on large-scale visual datasets. Despite their general success, these models may fall short in…

Computer Vision and Pattern Recognition · Computer Science 2024-08-13 Ke Zhou , Zhongwei Qiu , Dongmei Fu

Kalman filters are routinely used for many data fusion applications including navigation, tracking, and simultaneous localization and mapping problems. However, significant time and effort is frequently required to tune various Kalman…

Machine Learning · Statistics 2018-07-25 Zhaozhong Chen , Christoffer Heckman , Simon Julier , Nisar Ahmed

In this study, proposes a method for improved object detection from the low-resolution images by integrating Enhanced Super-Resolution Generative Adversarial Networks (ESRGAN) and Faster Region-Convolutional Neural Network (Faster R-CNN).…

Computer Vision and Pattern Recognition · Computer Science 2025-06-16 Divya Swetha K , Ziaul Haque Choudhury , Hemanta Kumar Bhuyan , Biswajit Brahma , Nilayam Kumar Kamila

Previous work shows that humans tend to prefer large bounding boxes over small bounding boxes with the same IoU. However, we show here that commonly used object detectors predict large and small boxes equally often. In this work, we…

Computer Vision and Pattern Recognition · Computer Science 2024-08-21 Ombretta Strafforello , Osman S. Kayhan , Oana Inel , Klamer Schutte , Jan van Gemert

Object detectors trained with weak annotations are affordable alternatives to fully-supervised counterparts. However, there is still a significant performance gap between them. We propose to narrow this gap by fine-tuning a base pre-trained…

Computer Vision and Pattern Recognition · Computer Science 2022-07-26 Huy V. Vo , Oriane Siméoni , Spyros Gidaris , Andrei Bursuc , Patrick Pérez , Jean Ponce

We report on the methods used in our recent DeepEnsembleCoco submission to the PASCAL VOC 2012 challenge, which achieves state-of-the-art performance on the object detection task. Our method is a variant of the R-CNN model proposed…

Computer Vision and Pattern Recognition · Computer Science 2015-06-25 Jian Guo , Stephen Gould

Although beam emittance is critical for the performance of high-brightness accelerators, optimization is often time limited as emittance calculations, commonly done via quadrupole scans, are typically slow. Such calculations are a type of…

Many modern approaches for object detection are two-staged pipelines. The first stage identifies regions of interest which are then classified in the second stage. Faster R-CNN is such an approach for object detection which combines both…

Computer Vision and Pattern Recognition · Computer Science 2017-05-01 Christian Eggert , Dan Zecha , Stephan Brehm , Rainer Lienhart

Weakly-supervised object localization methods tend to fail for object classes that consistently co-occur with the same background elements, e.g. trains on tracks. We propose a method to overcome these failures by adding a very small amount…

Computer Vision and Pattern Recognition · Computer Science 2016-05-19 Alexander Kolesnikov , Christoph H. Lampert

Most generic object detectors are mainly built for standard object detection tasks such as COCO and PASCAL VOC. They might not work well and/or efficiently on tasks of other domains consisting of images that are visually different from…

Computer Vision and Pattern Recognition · Computer Science 2023-09-07 Zhe Huang , Yudian Li

Convolution Neural Networks (CNN) have been extremely successful in solving intensive computer vision tasks. The convolutional filters used in CNNs have played a major role in this success, by extracting useful features from the inputs.…

Computer Vision and Pattern Recognition · Computer Science 2020-01-08 Pravendra Singh , Pratik Mazumder , Vinay P. Namboodiri

We propose an improved technique for weakly-supervised object localization. Conventional methods have a limitation that they focus only on most discriminative parts of the target objects. The recent study addressed this issue and resolved…

Computer Vision and Pattern Recognition · Computer Science 2018-05-11 Junsuk Choe , Joo Hyun Park , Hyunjung Shim