نتایج جستجو برای: text localization

تعداد نتایج: 303695  

Journal: :archives of breast cancer 0
abdolali assarian department of surgery, tehran university of medical sciences, tehran, iran sanaz zand kaviani breast diseases institute (kbdi) , tehran , iran

background: breast conservation therapy (bct) is the standard of care for early stage breast cancer. the procedure can be a challenge for the surgeon if the lesion is non-palpable. for excision of non-palpable breast lesions, they should be localized precisely before surgery. there are different techniques such as the wgl (wire guided localization), roll (radio-guided occult lesion localization...

Journal: :basic and clinical neuroscience 0
mahbubeh azadehdel mohammad reza parsaei reza boostani

localization of sources in patients with focal seizure has recently attracted many attentions. in the severe cases of focal seizure, there is a possibility of doing neurosurgery operation to remove the defected tissue. the prosperity of this heavy operation completely depends on the accuracy of source localization. to increase this accuracy, this paper presents a new weighted beamforming method...

Journal: :Proceedings of the National Academy of Sciences of the United States of America 2017
Luis S Froufe-Pérez Michael Engel Juan José Sáenz Frank Scheffold

Disordered dielectric materials with structural correlations show unconventional optical behavior: They can be transparent to long-wavelength radiation, while at the same time have isotropic band gaps in another frequency range. This phenomenon raises fundamental questions concerning photon transport through disordered media. While optical transparency in these materials is robust against recur...

2007
Hichem KARRAY Mohamed SALAH Adel M. ALIMI

Efficient indexing and retrieval of digital video is an important aspect of video databases. One powerful index for retrieval is the text appearing in them. It enables content based browsing. In this paper, we describe a system for detecting and extracting text appearing in video frames A supervised learning method based on color and edge information is used to detect text regions. After an uns...

2017
Minghui Liao Baoguang Shi Xiang Bai Xinggang Wang Wenyu Liu

This paper presents an end-to-end trainable fast scene text detector, named TextBoxes, which detects scene text with both high accuracy and efficiency in a single network forward pass, involving no post-process except for a standard nonmaximum suppression. TextBoxes outperforms competing methods in terms of text localization accuracy and is much faster, taking only 0.09s per image in a fast imp...

Journal: :Oriental journal of computer science and technology 2016

2017
Jianxing Zhao Caili Sang

A new eigenvalue localization set for tensors is given and proved to be tighter than those presented by Li et al. (Linear Algebra Appl. 481:36-53, 2015) and Huang et al. (J. Inequal. Appl. 2016:254, 2016). As an application of this set, new bounds for the minimum eigenvalue of [Formula: see text]-tensors are established and proved to be sharper than some known results. Compared with the results...

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