02 February 2024 1 2K Report
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More Muhammad Farhan's questions See All
How combine yolo with Faster R-CNN?

I want a model that is balanced with accuracy or speed, faster rcnn has high accuracy while yolo have fast speed. i am thinking to combine them to get a hybrid model to achieve both speed and accuracy

02 August 2024 3,104 0 View

What should be the sample container for the hydrothermal reaction in a microwave reactor at 180 °C for 10 min at the heating rate of 5 °C per minute?

Suggest one of them 1. Teflon-lined stainless steel autoclave: 2. Alumina (Al2O3) ceramic container

30 July 2024 7,326 1 View

Addition of EDTA during the synthesis of copper nanoparticles to prevent it from being oxidized?

I've attempted to use this method to synthesize copper nanoparticles. Copper nanoparticles can be synthesised using a variety of precursor materials. CuSO4, distilled water, NaOH, and EDTA are...

28 July 2024 8,027 3 View

Can I please ask why my samples from anaerobic bioreactor giving me different size PCR product even after multiple runs?

Hi everyone, I have extracted DNA from a biogas bioreactor using Qiagen kit and prep cDNA library then used this library as template to optimize primers for qPCR (taken from papers). Some of the...

23 July 2024 1,329 5 View

Swerling Characteristic functions?

Hello!!! I want to implement the Swerling characteristics functions (CF) directly in MATLAB without using its Fourier integral pairs...the Swerling CFs are actually Laplace Transform of the signal...

23 July 2024 4,925 1 View

Radar Detection Probabilities?

Currently I need to calculate detection probabilities (PD) from RCS data. Beta distribution parameters for this RCS data are calculated and will be used in Swerling0 Equation. The idea is based on...

22 July 2024 2,851 0 View

Why methanol and sulphuric acid used in the analysis of polyhydroxyalkanoates (PHA) by GC-MS?

Why methanol and sulphuric acid, used in the analysis of polyhydroxyalkanoates (PHA) methyl esters by GC-MS? Additionally, why do we typically use non-polar solvents in GC-MS?

22 July 2024 1,210 2 View

Radar Detection Probabilities using beta distributed Scattering Cross section?

Currently I need to calculate detection probabilities (PD) from radar cross section (RCS) data. Beta distribution parameters for this RCS data are calculated and will be used in Swerling0...

22 July 2024 868 0 View

I want to buy Hydrothermal Synthesis Autoclave from any European company. Can anyone suggest any company inside Europe?

Thanks

22 July 2024 1,143 3 View

Optimal condition for depositing FTO target 95:5% using sputter technique?

Hello I want to know about the sputtering condition of depositing FTO from target 95:5%. I tried with RF sputter in pressure 2.5Pa and 100 sccm Ar at room temperature but it showing no...

21 July 2024 1,680 2 View

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Absorption coefficient of methane?

Hello, Can anyone provide me with the absorption coefficient of methane gas at 7.7 um? Any reference?

06 August 2024 980 5 View

Is there an explanation of why a negative photoresist take-off after contact with ferric chloride (like in the pictures) ?

Deep etching Negative photoresist Acrylate polymer Chemical etching Ferric chloride Crosslinking Resolution

11 July 2024 2,476 4 View

Is gravity an EMERGENT phenomenon?

Newton found the law of gravity - but did not understand it. Fatio understood the law - but he was not accepted. Fatio assumed fast particles moving in all directions. Stability in planetary...

30 June 2024 9,284 28 View

Do we need a femto laser for good LIG?

Do we really need a femtosecond laser for Laser-induced graphene(LIG) production on polymers? Other than better resolution and lesser thermal damage is there any other advantages?

13 June 2024 5,294 0 View

Condensation of a Q8 serendipity FE to a Q4 FE with drilling DOFs?

Hello, Can somebody please give me some reference to a paper or book where it is explained how to condensate: * from a Q8 serendipity FE to a Q4 FE with drilling DOFs (16 DOFs to 12 DOFs). *...

05 June 2024 936 1 View

Any low-cost mid-infrared spectrometer?

If we build up a mid-infrared laser system and want to measure its spectra, where can I find the lowest-cost mid-infrared spectrometer, ranging from 2 to 20 μm。 Any recommendation? Thanks!

26 May 2024 8,114 1 View

Why fracking is good for environment & which is better for obtaining natural gas in long & short run, environmentally speaking, fracking or drilling?

Why fracking is good for the environment and which is better for obtaining natural gas in the long and short run, environmentally speaking, fracking or drilling?

13 May 2024 4,781 1 View

How long does it take for natural gas from fracking to be released after drilling and future of natural gas fracking?

How long does it take for natural gas from fracking to be released after drilling and future of natural gas fracking?

13 May 2024 3,640 2 View

Is there any automated catwalk Hydraulic Tray - （catwalks）ajustable resource?

...

10 May 2024 8,189 0 View

How do I compare and plot Poisson's ratio against time under different loading case using strain values?

I've previously conducted a shearing test against a limestone rock sample using a drilling machine in experiment 1. To increase the roughness and asperity contact, quartz particles were attached...

20 April 2024 3,104 0 View

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