Any advice on the Error bound of dual space saving algorithm?

Space Saving algorithm is an approximation algorithm for approximating frequencies of items in data stream. Suppose a continues stream of elements [$e_1,e_1,e_2,e_1,e_5,e_3....$], Space Saving...

11 December 2015 8,635 0 View

Can space saving algorithm be designed without stream summary data structure?

I read this article [1] and found an interesting algorithm Space Saving (SS) for finding Top-K and frequent items or heavy hitters. The authors described a data structure called Stream summary....

07 August 2015 7,987 4 View

What is the importance of RG score? Is it useful for decisions on research under review?

07 August 2015 595 2 View

Is there a generic expression to represent the multiplication of a distribution ?

Let say a value N >> 1 is distributed among m>1 members, which can follow some distribution (Binomial or Gaussian). Is there any generic term to represent the multiplication of the...

03 April 2015 6,507 5 View

Any open source implementation for Deterministic Waves algorithm for Basic Counting of bit stream over sliding window?

I have been looking for implementation of Deterministic wave introduced by Gibbons et al.[1]. This a useful algorithm for computing many important information over data streams in sliding window....

01 February 2015 1,143 0 View

How to find the most frequent items in count-min sketch?

Count-min sketch is very influential and is wonderful invention by Graham Cormode and Muthukrishnan. It has many application, one of which is finding the most frequent items in data streams. I...

07 August 2014 4,069 5 View

fatal error

When I tried to energy minimization my system, I got fatal error as below. Fatal error: Atomtype opls_116 not found Although I've already added this line: ; include water #include "oplsaa.ff/spc.itp" to [molecultype] directive in my topology.

16 June 2021 0 0 View

fatal error

When I tried to energy minimization my system, I got fatal error as below. Fatal error: Atomtype opls_116 not found Although I've already added this line: ; include water #include "oplsaa.ff/spc.itp" to [molecultype] directive in my topology.

16 June 2021 0 0 View

fatal error

When I tried to energy minimization my system, I got fatal error as below. Fatal error: Atomtype opls_116 not found Although I've already added this line: ; include water #include "oplsaa.ff/spc.itp" to [molecultype] directive in my topology.

16 June 2021 0 0 View

fatal error

When I tried to energy minimization my system, I got fatal error as below. Fatal error: Atomtype opls_116 not found Although I've already added this line: ; include water #include "oplsaa.ff/spc.itp" to [molecultype] directive in my topology.

16 June 2021 0 0 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

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

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

1. What is the impact of having different scales in a survey? and how can we solve this problem before and after data collection (Literature)?

1. What is the impact of having different scales in a survey? and how can we solve this problem before and after data collection (Literature-based reflection)? Thank you for your time and for...

03 March 2021 2,870 3 View

What degree of missing data in a particular case/participant results in Expectation-Maximisation no longer working?

I'm dealing with a mediation model and am using the PROCESS module in SPSS. Due to SPSS and PROCESS being limited in the imputation methods - being unable to handle multiple imputation - the other...

02 March 2021 4,362 1 View

Arena simulation - how do i model the following model in ARENA (see description) (new to ARENA)?

Hello, I'm fairly new to ARENA and I have the following problem: I have two queues in which, in each queue, a different order type arrives (both having an arrival rate of exponential 10). Order...

02 March 2021 2,431 3 View