Is there a way to estimate the length of each period or seasonality in a time series in real-time?

Is there a way to estimate the length of each period or seasonality in a time series in real-time? This is useful for adaptive and online time-series processing (streaming) where the entire data...

03 April 2016 9,778 2 View

Does anyone have an idea on how to get the CPU steal time for Xen Dom-U's on the Dom-0?

Is this possible with Libvirt or there exists some other means? NOTE: This can be done within the Guests themselves but the interest here is to get the stat externally at the host. I have seen an...

01 February 2015 8,256 2 View

In an IaaS (Xen-based) cloud, how much monitoring information can the Infrastructure Provider (IP) get about how each VM on a host consumes resources?

31 December 2014 7,987 5 View

What are the most challenging issues with the performance of multi-tier applications in a virtualized IaaS cloud environment?

As an infrastructure provider hosting a number of multi-tier application services what are the most important challenges in understanding and managing the performance of multi-tier applications in...

05 June 2014 151 2 View

What techniques are used in the detection and identification of performance bottlenecks in n-tier applications from a third-party perspective?

Deploying enterprise applications using a tiered architecture is increasingly becoming a standard both in virtualized and non-virtualised environments. A major challenge in managing such...

01 February 2014 2,364 4 View

How do you auto detect dependencies and the source of performance bottleneck in a cloud-based multi tier application?

Cloud-based applications are often performance sensitive set of services deployed in virtual machines(VMs) that are provisioned either having all tiers together in a single node or spread across...

11 December 2013 713 5 View

How to compare two groups with only two measurements?

Hiiiii everyone! I have an enquiry on statistical analysis. I was looking for many forum and it's still cannot solve my problem. I want to compare means of two groups of data but only with two...

03 March 2021 8,796 3 View

Enhanced Yellow Fluorescent Protein (Aequorea victoria) DNA sequence?

I am on the lookout for the Enhanced Yellow Fluorescent Protein (Aequorea victoria) DNA sequence. Does anyone know where I can find it? Thank you in advance

03 March 2021 3,568 1 View

What kind of fluid could I use for a pitfall trap that also does not invalidate molecular testing?

Hi, I want to start testing pitfall trap to obtain ants samples, but I need to conduct molecular analysis on those insects. So, what kind of fluid can I use? Ethanol expires too early and I need...

03 March 2021 5,978 5 View

What is your perception on using visual analysis or quantitative approaches to evaluate data from single-case research designs (n of 1 trials)?

Results of single-case research designs (i.e., n-of-1 trials) are often evaluated by visually inspecting the time-series graph and computing quantitative indices. A question our research team is...

03 March 2021 687 1 View

What's the best way to measure growth rates in House sparrow chicks from day 2 to day 10?

What's the best way to measure growth rates in House sparrow chicks from day 2 to day 10? Since, the growth curve from day 2 to 10 won't be like the "Logistic curve" it might not follow logistic...

03 March 2021 1,401 3 View

Do we need to write protocol for a second study of a systematic review that has been registered and published?

I have conducted and published a systematic review and meta-analysis research with the topic related to public health and health pomotion (protocol was registed in PROSPERO). Now we want to...

03 March 2021 8,920 3 View

How to increase a model accuracy ?

dear community, my model is based feature extraction from non stationary signals using discrete Wavelet Transform and then using statistical features then machine learning classifiers in order to...

03 March 2021 6,994 5 View

Resistor definition in Piezoelectric bimorph with ANSYS workbench

Hello, good day! I am trying to simulate similar bimorph piezoelectric harvester with below commands. However, the output power doesn't change with resistor value. Please help to find the reason. ET,10,CIRCU94,0 !SET UP RESISTOR R,1,100000 !RESISTANCE VALUE TYPE,10 !SET ELEMENT TYPE E,1,2 !CREATE RESISTOR BETWEEN NODES 1 AND 2 Thanks in advance Regards,

02 March 2021 0 0 View

Do I need to do linear regression before running mediation analysis using PROCESS MACRO by Hayes ?

I just wanted to check if I need to run a linear regression separately if I am using PROCESS MACRO to run mediation analysis. Thank you.

02 March 2021 4,359 3 View

Waters 2707 HPLC autosampler problem?

I am using a 2707 waters HPLC device. When I try to inject a sample, it says missing plate or rack. I changed the needle and calibrated its position but I still get the same problem. I even get...

02 March 2021 1,408 1 View