Which is a lucid standard comprehensive book to guide on psychological scale construction and its standardization?

02 March 2021 7,082 3 View

What test should I use to compare two or three means, if data is not normally distributed but sample size is > 30 in each group?

I personally feel this as a most confusing question. As per my understanding, if sample size is > 30, and sample is skewed, we can still use paramteric approach, as it will follow Z...

01 March 2021 1,587 6 View

How to calculate Ligand-active site distance in a ligand-protein complex from MD simulation?

I have run a MD simulation of a ligand-protein complex in GROMACS using CHARMM forcefield. Reviewer has asked me to calculate Ligand-activesite distance and binding free energy of ligand with...

27 February 2021 4,703 1 View

Efficiency of Proximity Feed Patch Antenna ?

Greetings to all of You! I have searched some research papers for the designing of a proximity coupled patch antenna. Researchers are talking about the impedance bandwidth of the antenna but...

24 February 2021 7,662 3 View

Please help in identification of this insect?

This insect is minute in size around 1 mm and not clearly visible with naked eye.

22 February 2021 5,907 11 View

What is causing the raw fluorescence to be negative?

Hi everyone, I would really appreciate it if someone can tell me when and why a raw fluorescence starts below zero. In the picture attached below the blue colour curve starts from a negative...

09 February 2021 4,642 3 View

How to match the XRD of a compound for which there is no JCPDS file ? Is there any other characterization to claim the synthesis of desired compound?

I have synthesized LiMgF3 using the starting precursors LiF and MgF2 via solid state diffusion method. Now I am looking for some characterization to claim the desired product, as there is no...

09 February 2021 921 3 View

Can anyone suggest me broad host range fluorescence expression vectors for Gram-positive bacteria ?

Hi everyone, I am looking for fluorescence expression vectors for expression in gram-positive bacteria present in the skin microbiome. I need to tag them with a fluorescence marker and observe...

06 February 2021 2,566 4 View

Are the hyperspectral image datasets which are publicly available at ehu.eus website atmospherically and geometrically correct?

I've come across a couple of publicly available hyperspectral image datasets from the website http://www.ehu.eus/ccwintco/index.php/Hyperspectral_Remote_Sensing_Scenes Now, my concern is...

05 February 2021 3,550 1 View

Any recommendations for open-source survey form builder, which has option for semantic differential scale questions apart from Likert scale?

Asking this as Google forms doesn't allow multiple items in a semantic differential format.

04 February 2021 5,869 4 View

Does anyone ever solved this following Matlab error : "Error using imaqdevice/start (line 95) pointgrey: Failed to stop the camera acquisition." ?

I use Matlab 2014b to capture some images with a PointGrey camera connected with USB3 port. I initialize the camera in a function which basically execute these followed lines : vid =...

22 February 2021 6,386 1 View

Whic Type of Thermal Camera is Good to use in animal research?

Hello dear researchers I want to use a thermal imaging camera to livestock study. I wonder which type to use. If you know or used a good type please comment or insert its online link in...

29 January 2021 4,163 4 View

How to do fishnet analysis on non-geological data in R stat software?

Hi All, I am working on a study that would require to measure the movement activity of experimental mice. For this to do, I am monitoring the mice with thermal camera, and I can get the...

24 January 2021 7,399 1 View

Why green band returns more inliers than NIR band during image registration?

Hello I'm using image registration over the bands of the micasense red-edge camera. Using RedEdge band as the fixed image. After removing inliers I can notice that inliers of the NIR band are...

13 January 2021 3,980 2 View

Marker Set for 3D Motion Tracking of Upper Arm during Pointing Task?

Does anyone have recommendations of a marker set for 3D motion tracking of the upper arm during a pointing task? Most studies I have come across have focused on reaching. I plan to use Vicon Nexus...

12 January 2021 3,198 1 View

What are the solvent requirement to study protein conformational changes via NMR?

I wanted to study the conformational changes taking place in gamma D crystallin (eye lens protein) at low pH via NMR. What would be the preferred solvent requirements for this particular protein...

31 December 2020 2,103 4 View

Could you recommend an inexpensive camera for a prototype DIC system?

I was thinking of choosing Raspberry pi HQ 12MP. and what software do you recommend. I am working on a measurement system for a plate with an area of approx. 500x500 mm2

30 December 2020 3,064 2 View

Why does using lens (achromatic doublet lens) for imaging detection onto camera affect magnification in Interferometric Scattering (iSCAT) microscopy?

Hello every scientific explorers!! Recently, I have been interested in Interferometric Scattering (iSCAT) microscopy, the scattering-based imaging microscopy. One of the problems I am facing is...

27 December 2020 8,092 2 View

Drones used to study canopy species?

Has anyone used a drone equipped with a microphone/camera to study the acoustic behavior of canopy species of frogs and/or birds?

21 December 2020 7,664 17 View

What are the tools and techniques for making Custom dataset for YOLO?

Dear Research Community. I am new to the field of deep learning based object detection techniques. At this time, I am working on a project which will not use front-facing camera to detect people....

13 December 2020 957 3 View