成果/Result
- Orthogonal moments based on exponent functions: Exponent-Fourier moments被引量：57收藏
- 作者：Hu, Hai-tao Zhang, Ya-dong Shao, Chao Ju, Quan
- 机构：Henan Univ Econ & Law
- 来源：PATTERN RECOGNITION 2014
- 关键词：Exponent-Fourier moments Zernike moments Image analysis Bessel-Fourier moments Radial harmonic Fourier moments Polar Harmonic Transforms
- Selection of the suitable nEIghborhood size for the ISOMAP algorithm被引量：7收藏
- 作者：Shao, Chao Huang, Houkuan Wan, Chunhong
- 机构：Henan Univ Finance & Econ;Beijing Jiaotong Univ
- 来源：2007 IEEE INTERNATIONAL JOINT CONFERENCE ON NEURAL NETWORKS, VOLS 1-6 2007
- 关键词：Geodesy
- Robust L-Isomap with a Novel Landmark Selection Method被引量：3收藏
- 作者：Shi, Hao Yin, Baoqun Kang, Yu Shao, Chao Gui, Jie
- 机构：Univ Sci & Technol China;Henan Univ Econ & Law;Chinese Acad Sci
- 来源：MATHEMATICAL PROBLEMS IN ENGINEERING 2017
- 关键词：Dimensionality reduction
- 差分隐私下一种精确直方图发布方法被引量：3收藏
- 作者：张啸剑 邵超 孟小峰
- 机构：河南财经政法大学计算机与信息工程学院;中国人民大学信息学院
- 来源：《计算机研究与发展》 2016
- 关键词：差分隐私 直方图发布 分组 拉普拉斯误差 近似误差
- 摘要：基于分组的差分隐私直方图发布得到了研究者的广泛关注,组均值造成的近似误差与噪音造成的拉普拉斯误差之间的均衡直接制约着直方图发布精度,针对现有基于分组的直方图发布方法难以有效兼顾近似误差与拉普拉斯误差的不足,提出了一种满足...
- Extension of ISOMAP for Imperfect Manifolds被引量：2收藏
- 作者：Shao, Chao Hu, Haitao
- 机构：Henan Univ Econ & Law
- 来源：JOURNAL OF COMPUTERS 2012
- 关键词：ISOMAP EN-ISOMAP EN-MDS imperfect manifolds geodesic distance shortest path distance
- 基于通勤时间距离的流形聚类与可视化被引量：2收藏
- 作者：邵超 张啸剑
- 机构：河南财经政法大学计算机与信息工程学院
- 来源：《计算机研究与发展》 2015
- 关键词：流形学习 等距映射 聚类 邻域大小 通勤时间距离
- 摘要：现有流形学习算法能比较好地学习和可视化高维数据的低维非线性流形结构,但对难以高效选取的邻域大小参数还比较敏感,且要求数据良好采样于单一流形.为了降低流形学习算法对邻域大小参数的敏感程度,并实现对多流形数据的良好聚类与可视...
- MANIFOLD LEARNING AND VISUALIZATION BASED ON DYNAMIC SELF-ORGANIZING MAP被引量：2收藏
- 作者：Shao, Chao Wan, Chunhong Hu, Haitao
- 机构：Henan Univ Econ & Law
- 来源：NEURAL NETWORK WORLD 2015
- 关键词：Manifold learning self-organizing map topological defect nEIghborhood structure robustness
- A SOM-Based Method for Manifold Learning and Visualization被引量：1收藏
- 作者：Shao, Chao Zhang, Xinxiang Wan, Chunhong Shang, Wenqian
- 机构：Henan Univ Finance & Econ;Commun Univ China
- 来源：INTERNATIONAL JOINT CONFERENCE ON COMPUTATIONAL SCIENCES AND OPTIMIZATION, VOL 2, PROCEEDINGS 2009
- 关键词：Learning systems - Visualization
- Mining Top-K Closed Frequent Traversal Sequences from Session Streams被引量：1收藏
- 作者：Zhang, Xiaojian Peng, Huili Shao, Chao
- 机构：Henan Univ Finance & Econ
- 来源：FIFTH INTERNATIONAL CONFERENCE ON FUZZY SYSTEMS AND KNOWLEDGE DISCOVERY, VOL 5, PROCEEDINGS 2008
- 关键词：Fuzzy logic - Fuzzy systems - Tubular steel structures
- 聚类集成研究综述被引量：0收藏
- 作者：邵超 润清晨
- 机构：河南财经政法大学计算机与信息工程学院
- 来源：《计算机工程与应用》 2024
- 关键词：聚类集成 基聚类 共识函数
- 摘要：聚类分析作为数据研究领域的基本技术,旨在从无标签数据集中发现有意义的簇结构。由KlEInberg定理可知不存在能够学习任何数据集的基本聚类算法,即没有一种聚类方法能够正确地找到所有数据集的簇结构。聚类集成解决了这一固有挑...
- Selection of the suitable parameter value for ISOMAP被引量：0收藏
- 作者：Jing, Li Shao, Chao
- 机构： School of Computer and Information Engineering
- 来源：Journal of Software 2011
- 关键词：Computation theory - Data visualization - Dimensionality reduction - Graph algorithms - Graph theory - Visualization
- Image copy-move forgery detecting based on local invariant feature被引量：0收藏
- 作者：Jing, Li Shao, Chao
- 机构： School of Computer and Information engineering
- 来源：Journal of Multimedia 2012
- 关键词：Digital storage - Forestry - Image compression - Motion compensation - Trees (mathematics)
- Incremental selection of the nEIghborhood size for ISOMAP被引量：0收藏
- 作者：Shao, Chao
- 机构：Henan Univ Finance & Econ
- 来源：PROCEEDINGS OF 2008 INTERNATIONAL CONFERENCE ON MACHINE LEARNING AND CYBERNETICS, VOLS 1-7 2008
- 关键词：data visualization ISOMAP nEIghborhood size residual variance order
- Distance-preserving som: A new data visualization algorithm被引量：0收藏
- 作者：Shao, Chao Yang, Yongqiang
- 机构： School of Computer and Information Engineering
- 来源：Journal of Software 2012
- 关键词：Conformal mapping - Dimensionality reduction - Gradient methods - Neurons - Self organizing maps - Visualization
- Errata and comments on "errata and comments on Orthogonal moments based on exponent functions: Exponent-Fourier moments"被引量：0收藏
- 作者：Hu, Hai-Tao Ju, Quan Shao, Chao
- 机构： College of Computer and Information and Engineering
- 来源：Pattern Recognition 2016
- 关键词：Orthogonal functions - Fourier transforms - Image enhancement
- Selection of the nEIghborhood size for manifold learning based on Bayesian information criterion被引量：0收藏
- 作者：Shao, Chao Wan, Chunhong
- 机构： School of Computer and Information Engineering
- 来源：Journal of Computational Information Systems 2012
- 关键词：Learning algorithms - Principal component analysis
