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Chinese Academy of Sciences Institutional Repositories Grid
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CAS IR Grid
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数学与系统科学研究... [25]
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武汉物理与数学研究所 [4]
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OAI收割 [48]
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期刊论文 [44]
会议论文 [2]
学位论文 [2]
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2022 [2]
2021 [4]
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数学 [2]
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On-orbit calibration of space camera lens distortion using a single image
期刊论文
OAI收割
OPTICS AND LASERS IN ENGINEERING, 2024, 卷号: 177
作者:
Zhang, Gaopeng
;
Wang, Feng
;
Zhang, Guangdong
;
Zhang, Zhe
;
Du, Hubing
  |  
收藏
  |  
浏览/下载:17/0
  |  
提交时间:2024/08/13
Machine vision
Camera calibration
Lens distortion
Vanishing points
Space camera
基于消失点检测算法的束靶红外图像畸变校正
期刊论文
OAI收割
强激光与粒子束, 2023, 卷号: 35
作者:
陈丽萍
;
许永建
;
於子辰
;
汪日新
;
彭旭峰
  |  
收藏
  |  
浏览/下载:19/0
  |  
提交时间:2023/11/10
vanishing point detection
linear detection
image rectification
line segment clustering
neutral beam diagnosis
消失点检测
直线检测
图像校正
线段聚类
中性束诊断
Analysis of a reaction-diffusion system about West Nile virus with free boundaries in the almost periodic heterogeneous environment
期刊论文
OAI收割
ZEITSCHRIFT FUR ANGEWANDTE MATHEMATIK UND PHYSIK, 2022, 卷号: 73, 期号: 2, 页码: 27
作者:
Cheng, Chengcheng
;
Zheng, Zuohuan
  |  
收藏
  |  
浏览/下载:37/0
  |  
提交时间:2022/04/29
Almost periodic
Free boundary
Principal Lyapunov exponent
Spreading-vanishing
Asymptotic spreading speed
Vanishing viscosity limit of the compressible Navier-Stokes equations with finite energy and total mass
期刊论文
OAI收割
JOURNAL OF DIFFERENTIAL EQUATIONS, 2022, 卷号: 310, 页码: 327-361
作者:
He, Lin
;
Wang, Yong
  |  
收藏
  |  
浏览/下载:34/0
  |  
提交时间:2022/04/02
Euler equations
Navier-Stokes equations
Vanishing viscosity
Compensated compactness framework
Free boundary
Density-dependent viscosity
Efficient two-step focal length calibration of space zoom camera without targets
期刊论文
OAI收割
OPTICAL ENGINEERING, 2021, 卷号: 60, 期号: 11
作者:
Wang, Hao
;
Peng, Jianwei
;
Zeng, Hong
;
Zhang, Gaopeng
;
Wang, Feng
  |  
收藏
  |  
浏览/下载:52/0
  |  
提交时间:2021/12/10
computer vision
camera calibration
focal length
vanishing points
space zoom camera
An efficient algorithm to compute the X-ray transform
期刊论文
OAI收割
INTERNATIONAL JOURNAL OF COMPUTER MATHEMATICS, 2021, 页码: 19
作者:
Chen, Chong
;
Wang, Runqian
;
Bajaj, Chandrajit
;
Oktem, Ozan
  |  
收藏
  |  
浏览/下载:34/0
  |  
提交时间:2022/04/02
X-ray transform
intersection length
projection matrix
non-vanishing intersectability
ambiguity and flexibility
tomographic image reconstruction
Activated Gradients for Deep Neural Networks
期刊论文
OAI收割
IEEE TRANSACTIONS ON NEURAL NETWORKS AND LEARNING SYSTEMS, 2021, 页码: 13
作者:
Liu, Mei
;
Chen, Liangming
  |  
收藏
  |  
浏览/下载:30/0
  |  
提交时间:2022/08/22
Training
Deep learning
Neural networks
Optimization
Visualization
Newton method
Eigenvalues and eigenfunctions
Exploding gradient problems
gradient activation function (GAF)
ill-conditioned problems
saddle point problems
vanishing gradient problems
Dynamics and spreading speed of a reaction-diffusion system with advection modeling West Nile virus
期刊论文
OAI收割
JOURNAL OF MATHEMATICAL ANALYSIS AND APPLICATIONS, 2021, 卷号: 493, 期号: 1, 页码: 24
作者:
Cheng, Chengcheng
;
Zheng, Zuohuan
  |  
收藏
  |  
浏览/下载:29/0
  |  
提交时间:2021/01/14
West Nile virus
Advection
Free boundary
Basic reproduction number
Vanishing-spreading
Asymptotic spreading speed
Improved genetic algorithm for intrinsic parameters estimation of on-orbit space cameras
期刊论文
OAI收割
Optics Communications, 2020, 卷号: 475
作者:
Zhang, Gaopeng
;
Zhao, Hong
;
Zhang, Guangdong
;
Chen, Yaohong
  |  
收藏
  |  
浏览/下载:40/0
  |  
提交时间:2020/07/21
Computer vision
Camera calibration
Intrinsic parameters
Vanishing points
Space camera
Vanishing viscosity limit to the planar rarefaction wave for the two-dimensional full compressible Navier-Stokes equations
期刊论文
OAI收割
JOURNAL OF DIFFERENTIAL EQUATIONS, 2020, 卷号: 269, 期号: 4, 页码: 3160-3195
作者:
Li, Xing
;
Li, Lin-An
  |  
收藏
  |  
浏览/下载:31/0
  |  
提交时间:2020/06/30
Euler equations
Planar rarefaction wave
Hyperbolic wave
Vanishing viscosity
Navier-Stokes equations