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Academy of Mathematics and Systems Science, CAS Colloquia & Seminars：Blowup of smooth solutions for compressible Navier-Stokes equations
可压缩 Navier-Stokes方程 光滑解 爆破
2023/11/15
In this talk，we discuss the finite time blow up phenomena of smooth solutions to the compressible Navier-Stokes system when the initial data contain vacuums. It is proved that any classical solutions ...
Academy of Mathematics and Systems Science, CAS Colloquia & Seminars：A constructive proof of finite time blowup of 3D incompressible Euler equations with smooth data
光滑数据 三维不可压缩 欧拉方程 有限时间爆破 构造性证明
2023/5/10
Whether the 3D incompressible Euler equations can develop a finite time singularity from smooth initial data is one of the most challenging problems in nonlinear PDEs. In this talk, we will present a ...
ANIMATION STRATEGIES FOR SMOOTH TRANSFORMATIONS BETWEEN DISCRETE LODS OF 3D BUILDING MODELS
Building 3D Multiple Representations
2016/7/8
The cartographic 3D visualization of urban areas has experienced tremendous progress over the last years. An increasing number of applications operate interactively in real-time and thus require advan...
Theorists smooth the way to modeling quantum friction
Theorists smooth the way quantum friction
2016/5/19
Theoretical chemists at Princeton University have pioneered a strategy for modeling quantum friction, or how a particle’s environment drags on it, a vexing problem in quantum mechanics since the birth...
DYNAMICS OF SOME PIECEWISE SMOOTH FERMI-ULAM MODELS
SOME PIECEWISE SMOOTH FERMI-ULAM MODELS
2015/9/29
We nd a normal form which describes the high energy dynamics of a class of piecewise smooth Fermi-Ulam ping
pong models. Depending on the value of a single real parameter,
the dynamics can be eithe...
Smooth compression, Gallager bound and Nonlinear sparse-graph codes
Data compression data smoothness coding
2015/8/21
A data compression scheme is defined to be smooth if its image (the codeword) depends gracefully on the source (the data). Smoothness is a desirable property in many practical contexts, and widely use...
Continuous Generalization for Fast and Smooth Visualization on Small Displays
Cartography Generalization Mobile
2015/7/10
With the increasing availability of small mobile computers, there is also an increasing demand for visualizing cartographic objects
on those devices. Prominent applications are location based service...
武汉理工大学爆破工程英文课件Chapter6 Pre-splitting blasting and smooth blasting
武汉理工大学 爆破工程 英文 课件 Chapter6 Pre-splitting blasting and smooth blasting
2015/5/28
武汉理工大学爆破工程英文课件Chapter6 Pre-splitting blasting and smooth blasting。
The Asymptotic Study of Smooth Entropy Support Vector Regression
Support Vector Machine SSVR Entropy Function Asymptotic Solution Forecasting
2013/1/28
In this paper, a novel formulation, smooth entropy support vector regression (SESVR), is proposed, which is a smooth unconstrained optimization reformulation of the traditional linear programming asso...
Algorithm for Smooth S-curve Feedrate Profiling Generation
S-curve acceleration/deceleration feedrate control
2011/8/4
The works for feedrate profile generation, such as linear and S-curve profiles, have been proposed all over the world, and these algorithms can greatly improve the smoothness of motion. However, most ...
WINDOW-LEVEL RATE CONTROL FOR SMOOTH PICTURE QUALITY AND SMOOTH BUFFER OCCUPANCY
Rate Control Smooth Picture Quality ½ - domain Window Buffer Occupancy
2013/7/24
rate control consists of bit allocation and QPdecision on R-QP model. In bit allocation, target bits is further confined if buffer overflows. Meanwhile, rate controlshould also give as smo...
A simple eddy viscosity formulation for turbulent boundary layers near smooth walls
Momentum equation Model equation A near-wall eddy viscosity formulation
2011/8/29
The aim of this study is to improve the prediction of near-wall mean streamwise velocity pro le U+ by using a simple method. The U+ pro le is obtained by solving the momentum equation which is written...
FLOW BOILING HEAT TRANSFER COEFFICIENT OF R-134A/R-290/R-600A MIXTURE IN A SMOOTH HORIZONTAL TUBE
heat transfer coefficient stratified flow acetone
2009/10/14
An investigation on in-tube flow boiling heat transfer of R-134a/R-290/R-600a (91%/4.068%/4.932% by mass) refrigerant mixture has been carried out in a varied heat flux condition using a tube-in-tube ...
Investigation of the Friction Coefficient in Smooth Open Channel Flows
Open channel energy loss friction factor
2009/10/14
In practical engineering, the friction coecient formulations developed for circular pipes are usually assumed to be valid for open channels and used in derivation of mathematical formulation. However...
Effect of Wall Shear Stress Distribution on Manning Coefficient of Smooth Open Rectangular Channel Flows
Open channel flow Manning friction coecient Wall shear stress
2009/10/12
The determination of velocity distribution in open channel flows is crucial in many critical engineering problems such as channel design, calculation of energy losses and sedimentation. In this study,...