How to send continuous packet from CoAP client to CoAP server through Border Router or without it?

In my research work, I have to send the continuous packet from CoAP client to CoAP server. I am using Cooja Simulator and er-rest-example for my simulation. I am only able to send the packet when...

02 March 2018 1,682 6 View

Regarding Latency in Cooja

10 November 2015 8,239 5 View

How to change Mobility Model in Cooja?

Hello, I am working on Mobility in RPL. Default mobility plugin give RWMM. I want to compare different mobility model. How to change mobility model in plugin? Thanks Vishal

09 October 2015 3,225 0 View

Can anyone share a streaming protocol in IoT?

I would like to knnow that: Is there any streaming protocol available in Contiki OS/ Cooja Simulator? I want to test video streaming application in IoT using simulator. I am waiting for your...

09 October 2015 1,625 3 View

Where to handle Congestion Control in IoT?

01 January 1970 8,298 11 View

What is the Difference between Congestion Control in IoT and Congestion Control in WSN?

Hello, I am working on Congestion control in IoT. During literature study I have a doubt that How congestion in IoT is differ from congestion in WSN. Is there any survey paper or article related...

01 January 1970 7,703 7 View

Congestion control in MQTT?

Hello, I am working on congestion control in IoT. I have found that CoAP is able to handle it. It works on UDP. I have some question about MQTT. 1) Can MQTT able to handle congestion? If yes,...

01 January 1970 6,171 7 View

Is there a powerful system for the security of the systems distributed on IoT systems?

Is there a powerful system for the security of the systems distributed on IoT systems?

02 March 2021 3,858 10 View

How Relativistic effects is one reason for lanthanide contraction?

The Lanthanide contraction which is the decrease in ionic radii of the elements in the lanthanide series from atomic number 57, lanthanum, to 71, lutetium, is due to poor shielding of the 4f...

01 March 2021 2,272 4 View

Isolates of Hymenoscyphus fraxineus?

Dear Dr. Cai, my name is Simone Prospero and I work in the team of Phytopathology at the Swiss Federal Institute for Forest Snow and Landscape Research (WSL;...

01 March 2021 1,133 1 View

How to eliminate Steady state error from Reinforcement learning genetic algorithm code?

The following code (see 1st 2 images attached) is used to produce PID controller values that are designed to control the system (G). The code finds the PID controller values (noted as k) by using...

28 February 2021 6,560 14 View

For modelling epoxy-based matrices (in composites), which model in ABAQUS is the most suitable, Concrete damaged plasticity or Drucker-Prager model?

I am working on developing a micromechanical FE model for predicting kink-band formation in UD composites. To model matrix plasticity, which model, out of Concrete Damaged Plasticity and...

28 February 2021 5,415 1 View

LEDs on Vis Light photo degradation of MB water sol via N doped TiO2 in a mini flume?

Good day to all, I have no experience with light emitting diodes. I am building a glass mini flume to demonstrate the photo degradation of Methylene Blue in water running over self cleaning...

26 February 2021 4,026 5 View

Can anyone share his experience regards Smoothing in origin?

I am working on TiO2 composite material and the results of XRD have a lot of small/junk peaks and while I apply a smooth filter in Origin then the other characteristics peaks disappear so anyone...

26 February 2021 8,183 3 View

CGA 300 Regulator for CO2 cylinder?

Has anyone ever tried to deliver CO2 with a CGA 300 regulator? I know that a CGA 320 regulator is standard for CO2. The issue is that I currently do not have any free CGA 320 regulators. I also...

25 February 2021 3,292 3 View

How to calculate battery consumption for IoT device?

Hi, everyone I'm working on a privacy-preserving algorithm that will apply to IoT devices. So, I need to measure the power consumption by implementing this algorithm. Any suggestion, advice,...

25 February 2021 8,749 6 View

How to interpolate from a time-series database ?

Hi, I am having trouble with a problem, in the field of Optimal Control and the generation of optimal time-series. Let's consider a system, whose dynamics are represented by dx/dt =...

24 February 2021 9,105 2 View