[1] [1] GHAI D,JAIN N.Comparative analysis of multi-scale wavelet decomposition and k-means clustering based text extraction[J].Wireless Personal Communications,2019,109(1):455-490.

[2] [2] ARAFAT S Y,IQBAL M J.Urdu-text detection and recognition in natural scene images using deep learning[J].IEEE Access,2020,8:96787-96803.

[3] [3] QIN X,JIANG J,YUAN C A,et al.Arbitrary shape natural scene text detection method based on soft attention mechanism and dilated convolution[J].IEEE Access,2020,8:122685-122694.

[4] [4] NANDANWAR L,SHIVAKUMARA P,RAMACHANDRA R,et al.A new deep wavefront based model for text localization in 3D video[J].IEEE Transactions on Circuits and Systems for Video Technology,2021,32(6):3375-3389.

[5] [5] CAI Y,LIU C,CHENG P,et al.Scale-residual learning network for scene text detection[J].IEEE Transactions on Circuits and Systems for Video Technology,2020,31(7):2725-2738.

[7] [7] AKULA A,GHOSH R,KUMAR S,et al.Wigner MSER:pseudo-wigner distribution enriched MSER feature detector for object recognition in thermal infrared images[J].IEEE Sensors Journal,2019,19(11):4221-4228.

[8] [8] RAJAB M A,GEORGE L E.Stamps extraction using local adaptive k-means and ISODATA algorithms[J].Indonesian Journal of Electrical Engineering and Computer Science,2021,21(1):137-145.

[9] [9] GU Q Q ,U S S,JIANG M S,et al.Phase error correction method based on the Gaussian filtering algorithm and intensity variance[J].Optoelectronics Letters,2021,17(4):221-225.

[10] [10] ZHANG H Y,WANG H S,HE P Y.Correlation filter tracking based on superpixel and multifeature fusion[J].Optoelectronics Letters,2021,17(1):47-52.

[11] [11] CHANNEGOWDA A B,PRAKASH H N.Image fusion by discrete wavelet transform for multimodal biometric recognition[J].IAES International Journal of Artificial Intelligence,2022,11(1):229.

[12] [12] PANCHAL B Y,CHAUHAN G,PANCHAL S R,et al.An investigation on feature and text extraction from images using image recognition in Android[J].Materials Today:Proceedings,2022,51:798-802.

[13] [13] JIA C,ZHANG Y,SHI F,et al.Light field imaging based on a parallel SVM method for recognizing 2D fake pedestrians[J].Optoelectronics Letters,2022,18(1):48-53.

[14] [14] DENG Y,ZHOU X,SHEN J,et al.New methods based on back propagation (BP) and radial basis function (RBF) artificial neural networks (ANNs) for predicting the occurrence of haloketones in tap water[J].Science of The Total Environment,2021,772:145534.

[15] [15] ZHAO R,ZHANG T,ZHOU S,et al.Emotional brain network community division study based on an improved immunogenetic algorithm[J].Brain Sciences,2022,12(9):1159.