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Academy of Mathematics and Systems Science, CAS Colloquia & Seminars：Some new algorithm developments on highly stiff stable schemes and on a SAV based approach for optimization problems
高刚性稳定方案 基于SAV 优化方法 新算法发展
2023/11/29
In the first part, I shall present a new way to construct highly stiff stable schemes. Traditional time discretization schemes are usually based on Taylor expansions at $t_{n+\beta}$ with $\beta\in [0...
Researchers discover a new hardware vulnerability in the Apple M1 chip（图）
苹果M1芯片 硬件漏洞 数据安全 计算机安全
2023/6/20
William Shakespeare might have been talking about Apple’s recently released M1 chip via his prose in “A Midsummer Night’s Dream”: “And though she be but little, she is fierce.”
In Quantum supremacy using a programmable superconducting processor, in the Oct. 24 issue of the journal Nature, a team of researchers led by Google present evidence that their quantum computer has ac...
New tools minimize risks in shared,augmented-reality environments（图）
New tool minimize risks augmented-reality environments
2019/10/21
A few summers ago, throngs of people began using the Pokemon Go app, the first mass-market augmented reality (AR) game, to collect virtual creatures hiding in the physical world.For now, AR remains mo...
New computational tool for data scientists, biologists and other researchers（图）
New computational tool data scientists biologists
2019/10/23
The social network LinkedIn tells a user how he/she is connected to another user. In real life, points of connection are not always that evident. However, identifying patterns or relationships and com...
New NSF awards will bring together cross-disciplinary science communities to develop foundations of data science（图）
NSF awards together cross-disciplinary science communities data science
2017/9/5
The National Science Foundation (NSF) today announced $17.7 million in funding for 12 Transdisciplinary Research in Principles of Data Science (TRIPODS) projects, which will bring together the statist...
New tool detects malicious websites before they cause harm
New tool detects malicious websites harm
2016/11/4
Malicious websites promoting scams, distributing malware and collecting phished credentials pervade the web. As quickly as we block or blacklist them, criminals set up new domain names to support thei...
New Tech Uses Hardware,Software to Train Dogs More Efficiently
Uses Hardware Software Train Dogs
2016/5/6
This paper introduces a canine posture detection system comprised of wearable sensors and instrumented devices that detect canine postures such as sit, stand, or eat. The system consists of a customiz...
New algorithm improves speed and accuracy of pedestrian detection
New algorithm speed and accuracy pedestrian detection
2016/2/23
What if computers could recognize objects as well as the human brain could? Electrical engineers at the University of California, San Diego have taken an important step toward that goal by developing ...
Pseudorandom Generators from Regular One-way Functions: New Constructions with Improved Parameters
Foundations Pseudorandom Generators One-way Functions Randomized Iterate
2016/1/23
We revisit the problem of basing pseudorandom generators on regular one-way functions, and present the following constructions.
A New Ionospheric Estimation Algorithm for SBAS Combining Kriging and Tomography
Ionospheric Estimation Algorithm SBAS Combining Kriging Tomography
2015/6/26
One can divide the existing ionospheric methods for SBAS in two categories: tomography and methods relying on the thin shell model. At first sight, tomography appears to be the right choice. Tomograph...
New U.S.-Japan collaborations bring Big Data approaches to disaster response
New U.S.-Japan Big Data disaster response
2015/4/1
When disaster strikes, it is critical that experts, decision makers and emergency personnel have access to real-time information in order to assess the situation and respond appropriately.It is equall...
Enhanced Capabilities of the Spike Algorithm and a New Spike-OpenMP Solver
Compute High Performance Compute Algorithms Parallelism Banded Linear System
2014/12/8
SPIKE is a parallel algorithm to solve block tridiagonal matrices. In this work, two useful improvements to the algorithm are proposed. A flexible threading strategy is developed, to overcome limitati...
College Board launches new AP Computer Science Principles course
College Board AP Computer Science Principles course
2014/12/30
The Bureau of Labor Statistics reported that 9.2 million jobs in science, technology, engineering and mathematics (STEM) are anticipated in 2020, and 4.6 million of them will be in computing. However,...
Innovative new supercomputers increase nation's computational capacity and capability（图）
computational capacity capability
2014/12/1
Tens of thousands of researchers nationwide currently harness the power of massive supercomputers to solve research problems that cannot be answered in the lab. However, studies show this represents o...