Image Steganography Using Optimized Twin Attention-Based Convolutional Capsule Network. - Sachin Allwadhi; Kamaldeep Joshi; Ashok Kumar Yadav; Rainu Nandal; Prince Allawadhi; Gargi Khurana; Deepika Kumari (Int. J. Pattern Recognit. Artif. Intell., 2023)