Which part of hip or knee implants has more significance in terms of wear resistance?

I wanna investigate wear resistance of a part of some implant that need high wear resistance, but I don't khow which part has more need..

06 January 2019 977 3 View

Which part of clinical implants has less wear resistance? And also which materials of implants has poor tribologic traits?

I want to improve the wear resistance of a clinical implant that its tribologic properties are significant. but I don't know precisely which implant has poor wear resistance

02 January 2019 4,931 3 View

What is the number of distinct (up to isomorphism) elliptic curves over Fq in the family?

As we know, an elliptic curve defined over Fq with a rational 2-torsion subgroup can be expressed in the special form (up to twists). Accordingly a natural question arises about the number of...

09 September 2016 5,729 3 View

How can I design an ingeniously hydrothermal synthesis of CuS/rGO?

In published papers, researchers investigate the synthesis with changing the amount of GO or solvent and things like this. I need a different way to design my experiment. have you any idea?

01 August 2016 9,457 3 View

No title

14 July 2016 3,641 1 View

How can I give an octahedron box in gromacs, prefered dimension ?

Hi all I have almost use the following command to give dimension to membrane, which is octahedron ! gmx editconf -f *.gro -o *-box.gro -bt octahedron -d 1.0 -c Now I `m trying to give a right...

05 June 2016 1,981 2 View

Is there a HER2-negative and ER positive breast cancer cell line that can be used in mice?

Is there a HER2-negative and ER positive breast cancer cell line that can be used in mice?

04 June 2016 5,547 3 View

How can I identify a hysteresis system ?

Hi everyone, I want to identify linear model for a pneumatic proportional valve that has hysteresis behavior. I split region of system to 9 sub-regions and apply a PRBS as input of system for...

27 December 2014 6,381 8 View

How can I design a back stepping controller?

Hi everybody, How can I design a back stepping controller for this system? h1 and h2 are states of the system and q is the input. Because, in Khalil's book, design is said for specific type of...

25 December 2014 7,551 7 View

Who has the protocol honeybee (Apis mellifera) DNA extraction?

DNA extraction

15 December 2013 5,937 3 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

How to repeat an operation on an atom selection for multiple times in PyMol?

Hi, I am trying to construct a multi-layer fibril structure from a single layer in PyMol by translating the layer along the fibril axis. For now, I am able to use the Translate command in PyMol...

02 March 2021 4,569 4 View

Can NFL theorem be valid in infinite search space in ML?

NFL theorem is valid for algorithms training in fixed training set. However, the general characteristic of algorithms in expanded or open dataset has not been proved yet. Could you show your...

01 March 2021 1,189 3 View

How to define and get results (stresses) for certain points of a model in abaqus, using python? When the size of the model changes?

I want to do a parameter study of a aixsymmetric cylinder in Abaqus. I want to create several jobs where I get the stresses for 3 different points in my model. These points are defined. I wrote a...

01 March 2021 10,078 1 View

Joint behaviour in Abaqus is not captured well?

I am working on roof joint and trying to simulate the behaviour in Abaqus. I am successful in running the model but the final graph does not follow the experimental curve in the negative direction...

01 March 2021 6,661 3 View

Does anyone know how to plot my station to a section plot on Ocean Data View (ODV)?

I made a vertical section plot with WOA .nc file on ODV, and now I want to plot my stations (csv. file) in it. Does anyone know how to import my points to the section? They are two different...

01 March 2021 3,610 1 View