Computer Animation and Social Agents
33rd International Conference on Computer Animation and Social Agents, CASA 2020, Bournemouth, UK, October 13-15, 2020, Proceedings
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18 Result(s)
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Jian-Jun Zhang
Computer Science
Artificial Intelligence
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Article
Open AccessPhysics-based fluid simulation in computer graphics: Survey, research trends, and challenges
Physics-based fluid simulation has played an increasingly important role in the computer graphics community. Recent methods in this area have greatly improved the generation of complex visual effects and its c...
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Chapter and Conference Paper
A Review of 3D Point Clouds Parameterization Methods
3D point clouds parameterization is a very important research topic in the fields of computer graphics and computer vision, which has many applications such as texturing, remeshing and morphing, etc. Different...
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Chapter and Conference Paper
Surgical Instruction Generation with Transformers
Automatic surgical instruction generation is a prerequisite towards intra-operative context-aware surgical assistance. However, generating instructions from surgical scenes is challenging, as it requires joint...
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Chapter and Conference Paper
Shape Reconstruction from Point Clouds Using Closed Form Solution of a Fourth-Order Partial Differential Equation
Partial differential equation (PDE) based geometric modelling has a number of advantages such as fewer design variables, avoidance of stitching adjacent patches together to achieve required continuities, and p...
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Chapter and Conference Paper
State-of-the-Art in 3D Face Reconstruction from a Single RGB Image
Since diverse and complex emotions need to be expressed by different facial deformation and appearances, facial animation has become a serious and on-going challenge for computer animation industry. Face recon...
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Chapter and Conference Paper
Composite Generalized Elliptic Curve-Based Surface Reconstruction
Cross-section curves play an important role in many fields. Analytically representing cross-section curves can greatly reduce design variables and related storage costs and facilitate other applications. In th...
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Book and Conference Proceedings
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Chapter and Conference Paper
Symmetric Dilated Convolution for Surgical Gesture Recognition
Automatic surgical gesture recognition is a prerequisite of intra-operative computer assistance and objective surgical skill assessment. Prior works either require additional sensors to collect kinematics data...
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Chapter and Conference Paper
Integrating Peridynamics with Material Point Method for Elastoplastic Material Modeling
We present a novel integral-based Material Point Method (MPM) using state based peridynamics structure for modeling elastoplastic material and fracture animation
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Chapter and Conference Paper
Fine-Grained Color Sketch-Based Image Retrieval
We propose a novel fine-grained color sketch-based image retrieval (CSBIR) approach
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Chapter and Conference Paper
ODE-Driven Sketch-Based Organic Modelling
How to efficiently create 3D models from 2D sketches is an important problem
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Article
Open AccessSemantic framework for interactive animation generation and its application in virtual shadow play performance
Designing and creating complex and interactive animation is still a challenge in the field of virtual reality, which has to handle various aspects of functional requirements (e.g. graphics, physics, AI, multim...
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Article
Open AccessA game prototype for understanding the safety issues of a lifeboat launch
Novel, advanced game techniques provide us with new possibilities to mimic a complicated training process, with the added benefit of enhanced safety. In this paper, we design and implement a 3D game with the s...
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Chapter and Conference Paper
Two Effective Algorithms for Color Image Denoising
We present two effective algorithms for removing impulse noise from color images. Our proposed algorithms take a two-step approach: in the first step, noise color pixel candidates are identified by an impulse ...
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Chapter and Conference Paper
Sign-Correlation Partition Based on Global Supervised Descent Method for Face Alignment
Face alignment is an essential task for facial performance capture and expression analysis. As a complex nonlinear problem in computer vision, face alignment across poses is still not studied well. Although th...
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Article
A Linear Approach for Depth and Colour Camera Calibration Using Hybrid Parameters
Many recent applications of computer graphics and human computer interaction have adopted both colour cameras and depth cameras as input devices. Therefore, an effective calibration of both types of hardware t...
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Article
Adaptive motion synthesis for virtual characters: a survey
Character motion synthesis is the process of artificially generating natural motion for a virtual character. In film, motion synthesis can be used to generate difficult or dangerous stunts without putting perf...
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Article
PDE surface generation with combined closed and non-closed form solutions
Partial differential equations (PDEs) combined with suitably chosen boundary conditions are effective in creating free form surfaces. In this paper, a fourth order partial differential equation and boundary co...
