Image Analysis and Biometrics.- Image Filtration and Feature Extraction for Face Recognition.- Visualization of Some Multi-Class Erosion Data Using GDA and Supervised SOM.- Wavelet Transform in Face Recognition.- Content-Based Image Retrieval — A Survey.- Method of Speech Recognition and Speaker Identification using Audio-Visual of Polish Speech and Hidden Markov Models.- Synthesis of Codebooks with Perceptually Monitored Structure for Multiband CELP-Coders.- The Color Information as a Feature for Postage Stamps Recognition.- Iris Shape Evaluation in Face Image with Simple Background.- Experimental Algorithm for Characteristic Points Evaluation in Static Images of Signatures.- Computer Security Systems.- Parallelization of Standard Modes of Operation for Symmetric Key Block Ciphers.- On Differential and Linear Approximation of S-box Functions.- Random Generation of S-Boxes for Block Ciphers.- Problems of Sending Sensitive Information.- Hash Chaining for Authenticated Data Structures Freshness Checking.- Stream Cipher Keys Generation with Low Power Consumption Based on LFSR.- The Quality of Obfuscation and Obfuscation Techniques.- Artificial Intelligence and Applications.- Capability and Functionings: A Fuzzy Way to Measure Interaction between Father and Child.- Remarks on Computer Simulations.- Analysis of E-learning System Dynamics.- Can a Negative Selection Detect an Extremely few Non-self among Enormous Amount of Self Cells?.- An Average Length of Computations of Normalized Probabilistic Algorithms.- A Marine Environment Simulator for Testing Ship Control Systems in Dangerous Situations.- Image Enhancement and Image Half-toning Using Fluid Particles Physics Dynamics.- Tandem Models with Blocking in the Computer Subnetworks Performance Analysis.- InterchangeableStrategies in Games without Side Payments on the Base of Uncertain Information on Resources.- Properties of Morphological Operators Applied to Analysis of ECG Signals.- Input’s Significance Evaluation in a Multi Input-Variable System.- Calculating the Fractal Dimension of River Basins, Comparison of Several Methods.- Automatic Management of Tele-Interpretation Knowledge in a Wearable Diagnostic Device.- Evaluation of Clusters Quality in Artificial Immune Clustering System - SArIS.- Convergence Analysis of the Boundary Geometry Identification Obtained by Genetic Algorithms in the PIES.