Methods for defining smooth scalar fields on arbitrary polygonal meshes which can be
consistently carried through the subdivision process involve computing mesh vertices after …

In order to improve the accuracy of the freefall of lifeboat motion simulation in a ship life-
saving simulation training system, a mathematical model using the strip theory and Kane's …

Virtual reality technologies have been adopted in a wide variety of applications for its
interactive ability and realistic senses. Despite early implementations regard VR only as a …

A method for locating distorted grid structures in images is presented. The method is based
on the theories of template matching and Bayesian image restoration. The grid is modeled …

Physically based modeling is a computer animation technique that simulates dynamic
objects to a high degree of realism. Central to the technique is the process of solving a set of …

Methods for defining smooth and continuous coordinate systems in a volume comprised of a
lattice structure of guide columns derived from arbitrarily modeled surface topologies …

Physically based models and simulation are usually computationally intensive and not
suitable for real-time interactive virtual reality applications including on-line medical training …

During a prostatectomy, a surgeon removes the inner prostate tissue that obstructs the
urinary flow. The standard procedure, called transurethral resection of the prostate (TURP) …

提出并开发了一种适用于网上虚拟手术的自适应变形模型. 在这个模型里, 外力逐层地传播到
软组织里, 从而导致变形. 通过控制外力的渗透深度, 变形只局限在某些区域内发生 …

Cerebral aneurysms are an enlargement of a brain blood‐vessel due to a weakened wall
and can pose significant health risks. Computational simulations have been thus utilized to …