Gamification and Application Features for Collaborative Environments -- Questions of incerity in Cooperative Polls -- Crowd Cognitive Modeling as a Vital Process for Collaborative Disaster Management -- Animated Transitions for Multi-user Shared Large Displays -- A 360-degree video shooting technique that can avoid capturing the camera operator in frame -- Cooperative Digital Humanities: A Methodology -- GBMVis: Visual Analytics for Interpreting Gradient Boosting Machine -- Improvement for Time Series Clustering with the Deep Learning Approach -- Practitioner Experiences and Requirements for Rule Translation Used for Building Information Model-based Model Checking -- Automatic Data Sheet Information Extraction for Supporting Model-based Systems Engineering -- Integrating 4D simulations and Virtual Reality environments: An innovative prototype -- Collective knowledge management in city planning: Building spatial-cognition ontologies -- Cooperative Dynamic Programmable Devices using Actor Model for Embedded Systems of Microcontrollers from literary works -- SMC: a new strategy based on Software-defined networking to Mitigate the impact of anomalies on cooperative Cloud -- Graph Attention Network based Object Detection and Classification in Crowded Scenario -- Collaborative Filmmaking: Extending the Modes of Working Together by a Digital Platform -- Building a Big Data Oriented Architecture for Enterprise Integration -- Supporting Undo and Redo for Replicated Registers in Collaborative Applications -- Designing Plots for Multiplayer Games with the Use of Graph Transformation Rules -- Graph Rules Hierarchy as a Tool of Collaborative Game Narration Creation -- Calligraphic Drawing for Collaborative Virtual Whiteboard Systems -- Large-Sized Tablet-Based Live Mobile Learning System with a Large Whiteboard Area -- The Potential of Campus Business and Estimated Cost of In-Class Advertising -- Smart, Practical, and Low-Cost Assistant System for Hospital Nutritionists in Times of a Pandemic -- Integrating Chatbot and RPA into enterprise applications based on open, flexible and extensible platforms -- Loan Default Prediction using Artificial intelligence for the Borrow - Lend Collaboration -- Identifying Human Factors for Remote Guidance on Physical Tasks -- Building a Remote Laboratory based on NVIDIA GeForce Experience and Moonlight Streaming -- A Sufficiency Agriculture Learning Platform for the Development of New Agriculturists -- Reproducible improvement of images quality through Nature Inspired Optimisation -- Virtual Learning Tools for Students with Delimited Ability.