English
Related papers

Related papers: Sequential Optimization for Efficient High-Quality…

200 papers

The core challenge of high-dimensional and expensive black-box optimization (BBO) is how to obtain better performance faster with little function evaluation cost. The essence of the problem is how to design an efficient optimization…

Machine Learning · Computer Science 2023-07-26 Xiaobin Li , Kai Wu , Xiaoyu Zhang , Handing Wang , Jing Liu

We study the problem of object detection over scanned images of scientific documents. We consider images that contain objects of varying aspect ratios and sizes and range from coarse elements such as tables and figures to fine elements such…

Computer Vision and Pattern Recognition · Computer Science 2019-10-31 Ankur Goswami , Joshua McGrath , Shanan Peters , Theodoros Rekatsinas

We introduce the novel problem of localizing all the instances of an object (seen or unseen during training) in a natural image via sketch query. We refer to this problem as sketch-guided object localization. This problem is distinctively…

Computer Vision and Pattern Recognition · Computer Science 2020-08-18 Aditay Tripathi , Rajath R Dani , Anand Mishra , Anirban Chakraborty

Detecting oriented objects along with estimating their rotation information is one crucial step for analyzing remote sensing images. Despite that many methods proposed recently have achieved remarkable performance, most of them directly…

Computer Vision and Pattern Recognition · Computer Science 2021-12-02 Yanjie Wang , Xu Zou , Zhijun Zhang , Wenhui Xu , Liqun Chen , Sheng Zhong , Luxin Yan , Guodong Wang

Accurately controlling object count in text-to-image generation remains a key challenge. Supervised methods often fail, as training data rarely covers all count variations. Methods that manipulate the denoising process to add or remove…

Computer Vision and Pattern Recognition · Computer Science 2025-06-06 Oz Zafar , Yuval Cohen , Lior Wolf , Idan Schwartz

Point-based object localization (POL), which pursues high-performance object sensing under low-cost data annotation, has attracted increased attention. However, the point annotation mode inevitably introduces semantic variance due to the…

Computer Vision and Pattern Recognition · Computer Science 2024-01-31 Xuehui Yu , Pengfei Chen , Kuiran Wang , Xumeng Han , Guorong Li , Zhenjun Han , Qixiang Ye , Jianbin Jiao

Black-box global optimization aims at minimizing an objective function whose analytical form is not known. To do so, many state-of-the-art methods rely on sampling-based strategies, where sampling distributions are built in an iterative…

Optimization and Control · Mathematics 2024-09-30 Thomas Guilmeau , Emilie Chouzenoux , Víctor Elvira

We present RON, an efficient and effective framework for generic object detection. Our motivation is to smartly associate the best of the region-based (e.g., Faster R-CNN) and region-free (e.g., SSD) methodologies. Under fully convolutional…

Computer Vision and Pattern Recognition · Computer Science 2017-07-07 Tao Kong , Fuchun Sun , Anbang Yao , Huaping Liu , Ming Lu , Yurong Chen

Global localization plays a critical role in many robot applications. LiDAR-based global localization draws the community's focus with its robustness against illumination and seasonal changes. To further improve the localization under large…

Robotics · Computer Science 2022-10-13 Xuecheng Xu , Sha Lu , Jun Wu , Haojian Lu , Qiuguo Zhu , Yiyi Liao , Rong Xiong , Yue Wang

We propose an approach for Open-World Instance Segmentation (OWIS), a task that aims to segment arbitrary unknown objects in images by generalizing from a limited set of annotated object classes during training. Our Segment Object System…

Computer Vision and Pattern Recognition · Computer Science 2024-09-24 Christian Wilms , Tim Rolff , Maris Hillemann , Robert Johanson , Simone Frintrop

Decision trees are one of the most useful and popular methods in the machine learning toolbox. In this paper, we consider the problem of learning optimal decision trees, a combinatorial optimization problem that is challenging to solve at…

Machine Learning · Computer Science 2022-07-01 Rahul Mazumder , Xiang Meng , Haoyue Wang

Current state-of-the-art video models process a video clip as a long sequence of spatio-temporal tokens. However, they do not explicitly model objects, their interactions across the video, and instead process all the tokens in the video. In…

Computer Vision and Pattern Recognition · Computer Science 2023-06-21 Xingyi Zhou , Anurag Arnab , Chen Sun , Cordelia Schmid

Adjusting visual parameters such as brightness and contrast is common in our everyday experiences. Finding the optimal parameter setting is challenging due to the large search space and the lack of an explicit objective function, leaving…

Human-Computer Interaction · Computer Science 2025-08-14 Zhipeng Li , Yi-Chi Liao , Christian Holz

Object proposal has become a popular paradigm to replace exhaustive sliding window search in current top-performing methods in PASCAL VOC and ImageNet. Recently, Hosang et al. conduct the first unified study of existing methods' in terms of…

Computer Vision and Pattern Recognition · Computer Science 2015-07-17 Hongyuan Zhu , Shijian Lu , Jianfei Cai , Quangqing Lee

Recently, significant progresses have been made in object detection on common benchmarks (i.e., Pascal VOC). However, object detection in real world is still challenging due to the serious data imbalance. Images in real world are dominated…

Computer Vision and Pattern Recognition · Computer Science 2019-08-20 Dongming Yang , YueXian Zou , Jian Zhang , Ge Li

Finding image correspondences remains a challenging problem in the presence of intra-class variations and large changes in scene layout.~Semantic flow methods are designed to handle images depicting different instances of the same object or…

Computer Vision and Pattern Recognition · Computer Science 2016-07-11 Bumsub Ham , Minsu Cho , Cordelia Schmid , Jean Ponce

Visual object localization is the key step in a series of object detection tasks. In the literature, high localization accuracy is achieved with the mainstream strongly supervised frameworks. However, such methods require object-level…

Computer Vision and Pattern Recognition · Computer Science 2021-08-10 Yi-Geng Hong , Hui-Chu Xiao , Wan-Lei Zhao

Detecting and recognizing objects interacting with humans lie in the center of first-person (egocentric) daily activity recognition. However, due to noisy camera motion and frequent changes in viewpoint and scale, most of the previous…

Computer Vision and Pattern Recognition · Computer Science 2016-06-01 Changzhi Luo , Bingbing Ni , Jun Yuan , Jianfeng Wang , Shuicheng Yan , Meng Wang

We propose a novel recurrent attentional structure to localize and recognize objects jointly. The network can learn to extract a sequence of local observations with detailed appearance and rough context, instead of sliding windows or…

Computer Vision and Pattern Recognition · Computer Science 2017-12-20 Jie Lyu , Zejian Yuan , Dapeng Chen

Most neural network quantization methods apply uniform bit precision across spatial regions, disregarding the heterogeneous complexity inherent in visual data. This paper introduces MCAQ-YOLO, a practical framework for tile-wise spatial…

Computer Vision and Pattern Recognition · Computer Science 2025-12-30 Yoonjae Seo , Ermal Elbasani , Jaehong Lee