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      In depth teaching of mathematical problems based on cognitive analysis: an example of cognitive analysis and in depth mathematics teaching in solving a function problem
      YOU Na, ZHOU Lang, ZHAO Silin
      2024, 39(2): 1-5. DOI:10.13603/j.cnki.51-1621/z.2024.02.001
      Abstract PDF
      Teaching design of the theorem for interior angle sum of a triangle based on "four understandings"
      LI Hongxia
      2024, 39(2): 6-11. DOI:10.13603/j.cnki.51-1621/z.2024.02.002
      Abstract PDF
      Stability and bifurcation analysis of lung immune response model
      DAI Mengya, ZHANG Cunhua, LIU Jinlong
      2024, 39(2): 12-16,23. DOI:10.13603/j.cnki.51-1621/z.2024.02.003
      Abstract PDF
      Life prediction of high-reliability product based on optimizedgrey theory
      SHEN Jie, LI Yunfei
      2024, 39(2): 17-23. DOI:10.13603/j.cnki.51-1621/z.2024.02.004
      Abstract PDF
      Analytic solutions of a class of second-order iterative functional differential equations
      XIA Menglian
      2024, 39(2): 24-30,43. DOI:10.13603/j.cnki.51-1621/z.2024.02.005
      Abstract PDF
      The center of littleq-Schur algebrauk(3,3)
      YANG Qian, LIU Mingqiang
      2024, 39(2): 31-36. DOI:10.13603/j.cnki.51-1621/z.2024.02.006
      Abstract PDF
      The Hermite positive definite solution and perturbation analysis for the matrix equationX-A*(R+B*XB)-tA=Q
      XIONG Hao, LUO Xiankang, HUANG Yulian
      2024, 39(2): 37-43. DOI:10.13603/j.cnki.51-1621/z.2024.02.007
      Abstract PDF
      ELM-based analysis of user bullet screen behavior in Bilibili online teaching videos
      LIN Shilong, LU Ting, LE Chengyi
      2024, 39(2): 44-51,57. DOI:10.13603/j.cnki.51-1621/z.2024.02.008
      Abstract PDF
      A fall detection method based on skeletal feature points
      HOU Xiangjun, CHEN Yajun, SUN Chaoyue, XIAO Ci
      2024, 39(2): 52-57. DOI:10.13603/j.cnki.51-1621/z.2024.02.009
      Abstract PDF
      Target region reduction algorithm based on improved DQN model
      ZHANG Pan, GUO Wenpeng
      2024, 39(2): 58-63. DOI:10.13603/j.cnki.51-1621/z.2024.02.010
      Abstract PDF
      Parameter identification method of lithium battery based on fuzzy forgetting factor recursive least square method
      HU Xin, TAN Gongquan, HUANG Bo, LIAO Zhen, LUO Chunlan
      2024, 39(2): 64-70,111. DOI:10.13603/j.cnki.51-1621/z.2024.02.011
      Abstract PDF
      Dichotomy-based optimal selection of KPCA kernel parameters
      LIU Chunyan, YAN Guangfeng, LIN Cheng, ZHANG Xuelian
      2024, 39(2): 71-76. DOI:10.13603/j.cnki.51-1621/z.2024.02.012
      Abstract PDF
      Credit risk of enterprise carbon emission reduction based on entropy weight TOPSIS-KNN-BPNN model under unbalanced data
      LONG Zhi, CHEN Xiangzhou
      2024, 39(2): 77-89. DOI:10.13603/j.cnki.51-1621/z.2024.02.013
      Abstract PDF
      The spatial-temporal evolution pattern and influencing factors of China’s digital technology innovation
      KANG Yixin, CHEN Yuxin, MIAO Chenglin
      2024, 39(2): 90-100. DOI:10.13603/j.cnki.51-1621/z.2024.02.014
      Abstract PDF

      Spatial-temporal pattern and driving mechanismfor the coordinated development of population-industry-land urbanization in central Guizhou conurbation
      ZHANG Xinyu, LI Xudong, TIAN Jun
      2024, 39(2): 101-111. DOI:10.13603/j.cnki.51-1621/z.2024.02.015
      Abstract PDF
      Board governance, product market competition and firm performance
      YANG Jinhai, WANG Yaoyao, WANG Xiao
      2024, 39(2): 112-120. DOI:10.13603/j.cnki.51-1621/z.2024.02.016
      Abstract PDF
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