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Handwritten Text Line Segmentation (HTLS) is a low-level but important task for many higher-level document processing tasks like handwritten text recognition. It is often formulated in terms of semantic segmentation or object detection in…

计算机视觉与模式识别 · 计算机科学 2024-05-02 Deng Li , Yue Wu , Yicong Zhou

The forensic attribution of the handwriting in a digitized document to multiple scribes is a challenging problem of high dimensionality. Unique handwriting styles may be dissimilar in a blend of several factors including character size,…

计算机视觉与模式识别 · 计算机科学 2023-06-30 Sriparna Majumdar , Aaron Brick

Line-based density plots are used to reduce visual clutter in line charts with a multitude of individual lines. However, these traditional density plots are often perceived ambiguously, which obstructs the user's identification of…

图形学 · 计算机科学 2023-11-23 Yumeng Xue , Patrick Paetzold , Rebecca Kehlbeck , Bin Chen , Kin Chung Kwan , Yunhai Wang , Oliver Deussen

We are introducing new effective computer model for extracting nationality from frontal image candidate using face part color, size and distances based on deep research. Determining face part size, color, and distances is depending on a…

计算机视觉与模式识别 · 计算机科学 2016-03-16 Bat-Erdene Batsukh , Ganbat Tsend

In the open world, detecting out-of-distribution (OOD) data, whose labels are disjoint with those of in-distribution (ID) samples, is important for reliable deep neural networks (DNNs). To achieve better detection performance, one type of…

计算机视觉与模式识别 · 计算机科学 2025-02-28 Yingwen Wu , Ruiji Yu , Xinwen Cheng , Zhengbao He , Xiaolin Huang

There is a requirement to determine whether a given person of interest has already been observed over a network of cameras in video surveillance systems. A human appearance obtained in one camera is usually different from the ones obtained…

计算机视觉与模式识别 · 计算机科学 2014-11-14 Kwangchol Jang , Sokmin Han , Insong Kim

Writer identification due to its widespread application in various fields has gained popularity over the years. In scenarios where optimum handwriting samples are available, whether they be in the form of a single line, a sentence, or an…

计算机视觉与模式识别 · 计算机科学 2025-10-14 Vineet Kumar , Suresh Sundaram

In this research work, we perform text line segmentation directly in compressed representation of an unconstrained handwritten document image. In this relation, we make use of text line terminal points which is the current state-of-the-art.…

计算机视觉与模式识别 · 计算机科学 2019-02-01 Amarnath R , P Nagabhushan

Soft biometric attributes such as gender, ethnicity or age may provide useful information for biometrics and forensics applications. Researchers used, e.g., face, gait, iris, and hand, etc. to classify such attributes. Even though hand has…

计算机视觉与模式识别 · 计算机科学 2021-01-12 Wojciech Michal Matkowski , Adams Wai Kin Kong

In this work, we present a new 3D face recognition method based on Speeded-Up Local Descriptor (SULD) of significant points extracted from the range images of faces. The proposed model consists of a method for extracting distinctive…

计算机视觉与模式识别 · 计算机科学 2012-10-29 B. H. Shekar , N. Harivinod , M. Sharmila Kumari , K. Raghurama Holla

This paper introduces a new way for text-line extraction by integrating deep-learning based pre-classification and state-of-the-art segmentation methods. Text-line extraction in complex handwritten documents poses a significant challenge,…

计算机视觉与模式识别 · 计算机科学 2019-07-02 Michele Alberti , Lars Vögtlin , Vinaychandran Pondenkandath , Mathias Seuret , Rolf Ingold , Marcus Liwicki

We propose a method to address challenges in unconstrained face detection, such as arbitrary pose variations and occlusions. First, a new image feature called Normalized Pixel Difference (NPD) is proposed. NPD feature is computed as the…

计算机视觉与模式识别 · 计算机科学 2015-09-08 Shengcai Liao , Anil K. Jain , Stan Z. Li

Out-of-distribution detection (OOD) is a pivotal task for real-world applications that trains models to identify samples that are distributionally different from the in-distribution (ID) data during testing. Recent advances in AI,…

计算机视觉与模式识别 · 计算机科学 2025-05-06 Chaohua Li , Enhao Zhang , Chuanxing Geng , Songcan Chen

In this paper, we address the problem of stamp recognition. The goal is to classify a given stamp to a certain country and also identify the year it is published. We propose a new approach for stamp recognition based on describing a given…

计算机视觉与模式识别 · 计算机科学 2017-09-18 Behzad Mahaseni , Nabhan D. Salih

In forensic investigations of machine learning models, techniques that determine a model's data domain play an essential role, with prior work relying on large-scale corpora like ImageNet to approximate the target model's domain. Although…

机器学习 · 计算机科学 2024-02-08 Jiyi Zhang , Han Fang , Ee-Chien Chang

One of the most arduous and captivating domains under image processing is handwritten character recognition. In this paper we have proposed a feature extraction technique which is a combination of unique features of geometric, zone-based…

计算机视觉与模式识别 · 计算机科学 2020-01-14 Sai Abhishikth Ayyadevara , P N V Sai Ram Teja , Bharath K P , Rajesh Kumar M

Biometrics which use of human physiological characteristics for identifying an individual is now a widespread method of identification and authentication. Biometric identification is a technology which uses several image processing…

计算机视觉与模式识别 · 计算机科学 2012-10-24 Rachita Misra , Kasturika B ray

This paper proposes a novel scheme to identify the authorship of a document based on handwritten input word images of an individual. Our approach is text-independent and does not place any restrictions on the size of the input word images…

计算机视觉与模式识别 · 计算机科学 2023-10-31 Vineet Kumar , Suresh Sundaram

We present techniques for improving performance driven facial animation, emotion recognition, and facial key-point or landmark prediction using learned identity invariant representations. Established approaches to these problems can work…

计算机视觉与模式识别 · 计算机科学 2016-05-24 David Rim , Sina Honari , Md Kamrul Hasan , Chris Pal

Plagiarism of material from the Internet is a widespread and growing problem. Several methods used to detect the plagiarism and similarity between the source document and suspected documents such as fingerprint based on character or n-gram.…

其他计算机科学 · 计算机科学 2010-04-27 Ahmed Hamza Osman , Naomie Salim , Mohammed Salem Binwahlan