1. Fractional-order global optimal backpropagation machine trained by an improved fractional-order steepest descent method

   • Yi-fei Pu
   • Jian Wang

   OriginalPaper 03 July 2020 Pages: 809 - 833

2. Multi-focus image fusion based on fractional-order derivative and intuitionistic fuzzy sets

   • Xue-feng Zhang
   • Hui Yan
   • Hao He

   OriginalPaper 03 July 2020 Pages: 834 - 843

3. Controllability of fractional-order damped systems with time-varying delays in control

   • Bin-bin He
   • Hua-cheng Zhou
   • Chun-hai Kou

   OriginalPaper 03 July 2020 Pages: 844 - 855

4. An improved ROF denoising model based on time-fractional derivative

   • Xing-ran Liao

   OriginalPaper 03 July 2020 Pages: 856 - 865

5. A novel color image encryption algorithm based on a fractional-order discrete chaotic neural network and DNA sequence operations

   • Li-ping Chen
   • Hao Yin
   • Ran-chao Wu

   OriginalPaper 03 July 2020 Pages: 866 - 879

6. Discrete fractional watermark technique

   • Zai-rong Wang
   • Babak Shiri
   • Dumitru Baleanu

   Correspondence 03 July 2020 Pages: 880 - 883

7. Development of space-based diffractive telescopes

   • Wei Zhao
   • Xin Wang
   • Zhen-wu Lu

   Review 14 April 2020 Pages: 884 - 902

8. Learning to select pseudo labels: a semi-supervised method for named entity recognition

   • Zhen-zhen Li
   • Da-wei Feng
   • Xi-cheng Lu

   OriginalPaper 27 December 2019 Pages: 903 - 916

9. MEACC: an energy-efficient framework for smart devices using cloud computing systems

   • Khalid Alsubhi
   • Zuhaib Imtiaz
   • Babur Hayat

   OriginalPaper 03 July 2020 Pages: 917 - 930

10. Coherence analysis and Laplacian energy of recursive trees with controlled initial states

    • Mei-du Hong
    • Wei-gang Sun
    • Teng-fei Xuan

    OriginalPaper 05 September 2019 Pages: 931 - 938

11. OHTMA: an optimized heuristic topology-aware mapping algorithm on the Tianhe-3 exascale supercomputer prototype

    • Yi-shui Li
    • Xin-hai Chen
    • Han Xu

    OriginalPaper 03 July 2020 Pages: 939 - 949

12. Dynamic analysis, FPGA implementation, and cryptographic application of an autonomous 5D chaotic system with offset boosting

    • Sifeu Takougang Kingni
    • Karthikeyan Rajagopal
    • Anitha Karthikeyan

    OriginalPaper 03 July 2020 Pages: 950 - 961

13. Erratum to: Efficient keyword search over graph-structured data based on minimal covered r-cliques

    • Asieh Ghanbarpour
    • Abbas Niknafs
    • Hassan Naderi

    Erratum 03 July 2020 Pages: 962 - 962