Questions tagged [simulation]

Simulation is the imitation of some real thing, state of affairs, or process. The act of simulating something generally entails representing certain key characteristics or behaviours of a selected physical or abstract system.

5194 questions
6
votes
4 answers

What's the best way to implement one-dimensional collision detection?

I'm writing a piece of simulation software, and need an efficient way to test for collisions along a line. The simulation is of a train crossing several switches on a track. When a wheel comes within N inches of the switch, the switch turns on, then…
dlras2
  • 8,416
  • 7
  • 51
  • 90
6
votes
1 answer

Kolmogorov-Smirnov test

I'm using the R function ks.test() to test the Uniform distribution of the R random number generator. I'm using the following code: replicate(100000, ks.test(runif(n),y="punif"). When n is less than or equal to 100 it works, but when n is greater…
Egodym
  • 453
  • 1
  • 8
  • 23
6
votes
3 answers

Easiest way to simulate the maximum CPU load?

I have to test an embedded computer for the most extreme conditions of generated heat and current draw, and to do so I want to write a program that employs the CPU resource as much as possible of a quad core CPU (one thread per core). Can you…
Mark Miles
  • 706
  • 8
  • 20
6
votes
1 answer

How to install IMUsim

This a guide rather than a question, because I spent a LOT of time fighting with compilation errors when installing IMUsim, and I know that many other researchers have struggled. The IMUsim code is currently unmaintained and the installation…
rleelr
  • 1,854
  • 17
  • 26
6
votes
3 answers

Robot Simulation in Java

I am doing a project concerning robot simulation and i need help. I have to simulate the activities of a robot in a warehouse. I am using mindstorm robots and lego's for the warehouse. The point here is i have to simulate all the activities of the…
Kap
6
votes
1 answer

Alternative of openintents for simulating sensors for Android

I am working on an extensible sensing and data processing framework for Android mobile devices. It will enable a wide range of data signals (e.g., Temperature, Battery,pressure, wifi signal strength, etc.) accessible via Android mobile devices. To…
user-517752
  • 1,188
  • 5
  • 21
  • 54
6
votes
5 answers

How do you simulate a serial device?

I am working on driver that talks to a device via a serial port in C#. I do not always have the device available to do physical testing with. Is there a way I can simulate a device on a serial port so that it responds in an ideal manner?
PICyourBrain
  • 9,976
  • 26
  • 91
  • 136
6
votes
2 answers

Simulating non-stationary processes

arima.sim() works like a charm for simulating a stationary time series, but I can't find any built-ins or packages that simulate a non-stationary time series parameterized by otherwise arbitrary arima coefficients. Does anything like this exist…
Spencer
  • 860
  • 8
  • 16
6
votes
1 answer

Best lightning generation/simulation algorithm?

So I need some algorithm for programing lightning path generation. Which one is fastest and at the same time realistic?
Rella
  • 65,003
  • 109
  • 363
  • 636
6
votes
2 answers

Simulate Raspberry Pi GPIO signal

I'm new on Raspberry Pi and I would to know how can we simulate/mock the sensors (or GPIO) so I can test just my python code, mocking the Highs and Lows of the pins? Thanks in advance!
André Schuster
  • 165
  • 6
  • 18
6
votes
1 answer

Latitude/Longitude Generation to be used as sample data

I am writing a demo web application that tracks multiple devices through my companies platform. I have the app working, but need a csv file that will simulate devices moving on a map as if they were a tracker attached to a car. The simulator works…
Alek Hurst
  • 4,527
  • 5
  • 19
  • 24
6
votes
4 answers

n-armed bandit simulation in R

I'm using Sutton & Barto's ebook Reinforcement Learning: An Introduction to study reinforcement learning. I'm having some issues trying to emulate the results (plots) on the action-value page. More specifically, how can I simulate the greedy value…
Fernando
  • 7,785
  • 6
  • 49
  • 81
6
votes
3 answers

Count the number of adjacent boxes

Suppose I have a set of (X,Y) coordinates of 1000 boxes. ( x1, y1) ( x2, y2) Area (0.0000,0.0000) (0.3412,0.4175) 0.1424 (0.7445,0.0000) (1.0000,0.6553) 0.1674 (0.7445,0.6553) …
aries0152
  • 381
  • 1
  • 14
6
votes
1 answer

full precision may not have been achieved in 'qbeta'

I am running R version 2.14.0 on a PC which uses Windows 7 Ultimate (Intel Core i5-2400 3GHz processor with 8.00GB ram). Let me know if other specs needed. I am trying to simulate correlated beta distributed data. The method I am using is an…
Chris
  • 3,401
  • 5
  • 33
  • 42
6
votes
2 answers

Simulated MouseEvent not working properly OSX

Back in 2010, Pierre asked this question (his accepted answer doesn't work for me). I'm having the same problem: I am able to successfully move the mouse around (and off!?!) the screen programmatically from my Cocoa Application, however bringing the…
Max Chuquimia
  • 7,494
  • 2
  • 40
  • 59