中国科学院机构知识库网格
Chinese Academy of Sciences Institutional Repositories Grid
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CAS IR Grid
机构
寒区旱区环境与工程研... [3]
长春光学精密机械与物... [2]
地质与地球物理研究所 [1]
科技战略咨询研究院 [1]
数学与系统科学研究院 [1]
高能物理研究所 [1]
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OAI收割 [7]
iSwitch采集 [4]
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期刊论文 [9]
会议论文 [2]
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Discrete Deep Hashing with Ranking Optimization for Image Retrieval
期刊论文
OAI收割
IEEE Transactions on Neural Networks and Learning Systems, 2020, 卷号: 31, 期号: 6, 页码: 2052-2063
作者:
Lu, Xiaoqiang
;
Chen, Yaxiong
;
Li, Xuelong
  |  
收藏
  |  
浏览/下载:54/0
  |  
提交时间:2020/06/24
Category-level Information
discrete deep hashing
image retrieval
ranking information
Grout diffusion in silty fine sand stratum with high groundwater level for tunnel construction
期刊论文
OAI收割
TUNNELLING AND UNDERGROUND SPACE TECHNOLOGY, 2019, 卷号: 93, 页码: 11
作者:
Liu, Xiaoli
;
Wang, Fang
;
Huang, Jin
;
Wang, Sijing
;
Zhang, Zhizeng
  |  
收藏
  |  
浏览/下载:139/0
  |  
提交时间:2019/11/14
Silty fine sand stratum with high water level
Bingham fluid
Grouting pressure
Grout diffusion radius
Discrete element method
Comparative Study of Hybrid-Wavelet Artificial Intelligence Models for Monthly Groundwater Depth Forecasting in Extreme Arid Regions, Northwest China
期刊论文
iSwitch采集
WATER RESOURCES MANAGEMENT, 2018, 卷号: 32, 期号: 1, 页码: 301-323
作者:
Yu, Haijiao
;
Wen, Xiaohu
;
Feng, Qi
收藏
  |  
浏览/下载:60/0
  |  
提交时间:2019/10/09
Discrete wavelet transform
Artificial neural network
Support vector regression
Groundwater level fluctuations
Extreme arid regions
Wavelet analysis-artificial neural network conjunction models for multi-scale monthly groundwater level predicting in an arid inland river basin, northwestern China
期刊论文
iSwitch采集
HYDROLOGY RESEARCH, 2017, 卷号: 48, 期号: 6, 页码: 1710-1729
作者:
Wen, Xiaohu
;
Feng, Qi
;
Deo, Ravinesh C.
;
Wu, Min
;
Si, Jianhua
收藏
  |  
浏览/下载:52/0
  |  
提交时间:2019/10/09
arid environment
artificial neural network
discrete wavelet transforms
forecasting
groundwater level
Wavelet and adaptive neuro-fuzzy inference system conjunction model for groundwater level predicting in a coastal aquifer
期刊论文
iSwitch采集
Neural computing & applications, 2015, 卷号: 26, 期号: 5, 页码: 1203-1215
作者:
Wen, Xiaohu
;
Feng, Qi
;
Yu, Haijiao
;
Wu, Jun
;
Si, Jianhua
收藏
  |  
浏览/下载:45/0
  |  
提交时间:2019/09/04
Discrete wavelet transform
Adaptive neuro-fuzzy inference system
Groundwater level
Coastal aquifer
Prediction
High-Accuracy Amplitude and Phase Measurements for Low-Level RF Systems
期刊论文
OAI收割
IEEE TRANSACTIONS ON INSTRUMENTATION AND MEASUREMENT, 2012, 卷号: 61, 期号: 4, 页码: 912-921
作者:
Wang, Z
;
Mao, LH
;
刘熔; Liu, R
收藏
  |  
浏览/下载:27/0
  |  
提交时间:2016/04/08
Amplitude measurement
discrete Fourier transform (DFT)
digital IF
high accuracy
low-level RF (LLRF)
oversampling
phase measurement
RF control
A trace representation of binary jacobi sequences
期刊论文
iSwitch采集
Discrete mathematics, 2009, 卷号: 309, 期号: 6, 页码: 1517-1527
作者:
Dai, Zongduo
;
Gong, Guang
;
Song, Hong-Yeop
收藏
  |  
浏览/下载:27/0
  |  
提交时间:2019/05/10
Cyclic difference sets
Twin-prime cyclic difference sets
Trace representations
(discrete) fourier spectral sequence
Defining pairs
Binary sequences with two-level autocorrelation
Binary hadamard sequences
The effect of investor psychology on the complexity of stock market: An analysis based on cellular automaton model
期刊论文
OAI收割
COMPUTERS & INDUSTRIAL ENGINEERING, 2009, 卷号: 56, 期号: 1, 页码: 7,63-69
Fan, Y
;
Ying, SJ
;
Wang, BH
;
Wei, YM
收藏
  |  
浏览/下载:24/0
  |  
提交时间:2012/11/12
Cellular automata
Complexity
Hurst exponent
Discrete level
Investor psychology
High order numerical methods to a type of delta function integrals
期刊论文
OAI收割
JOURNAL OF COMPUTATIONAL PHYSICS, 2007, 卷号: 226, 期号: 2, 页码: 1952-1967
作者:
Wen, Xin
  |  
收藏
  |  
浏览/下载:25/0
  |  
提交时间:2018/07/30
delta function integral
level set method
discrete delta function
A new algorithm of image segmentation for overlapping grain image (EI CONFERENCE)
会议论文
OAI收割
ICO20: Optical Information Processing, August 21, 2005 - August 26, 2005, Changchun, China
作者:
Zhang X.
;
Zhang X.
;
Zhang X.
收藏
  |  
浏览/下载:21/0
  |  
提交时间:2013/03/25
Image segmentation is primary issue in image processing
at the same time it is principal problem in low level vision in computer vision field. It is the key technology to process image analysis
image comprehend and image depict successfully. Aim at measurement of granularity size of nonmetal grain
a new algorithm of image segmentation and parameters calculation for overlapping grain image is studied. The hypostasis of this algorithm is present some new attributes of graph sequence from discrete attribute of graph
consequently achieve that pick up the geometrical characteristics from input graph
and new graph sequence which in favor of image segmentation is recombined. The conception that image edge denoted with "twin-point" is put forward
base on geometrical characters of point
image edge is transformed into serial edge
and on recombined serial image edge
based on direction vector definition of line and some additional restricted conditions
the segmentation twin-points are searched with
thus image segmentation is accomplished. Serial image edge is transformed into twin-point pattern
to realize calculation of area and granularity size of nonmetal grain. The inkling and uncertainty on selection of structure element which base on mathematical morphology are avoided in this algorithm
and image segmentation and parameters calculation are realized without changing grain's self statistical characters.