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# Mudasir Ahmed

Last seen: presque 3 ans il y a Actif depuis 2014

lecturer at university of sindh
Professional Interests: image processing

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Question

how to mathematical modelling the solar PV in Simulink?
Hi I need help regarding the mathematical modelling of PV module in simulink matlab. I watched one video (link is attached) reg...

plus de 3 ans il y a | 1 réponse | 0

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how to plot 4 dimensional data?
Hi I want to plot my data in 4D map. data matrix is of 5000 by 4. each coloumn represent 1 quantity or variable. sample of data...

plus de 4 ans il y a | 3 réponses | 0

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Question

How to represent multiple lines (20+) in legend?
hi I want to represent data with plot having 24 lines. but when I add the description of each line in the legend, the legend bo...

plus de 5 ans il y a | 1 réponse | 0

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how to adjust data in array?
hi I have data in the array (array size is 12) which is divided into 5 groups as shown in attached picture. Now for e.g I wan...

plus de 6 ans il y a | 1 réponse | 0

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Question

why the "power_fftscope" and FFT analysis tool in powergui give different results?
hi I measure the FFT of a signal name "voltage3" using powergui as shown in fig 1st. then I use the instruction "power_fftsc...

plus de 6 ans il y a | 1 réponse | 0

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Question

How to access the data from the FFT Analysis tool in the Powergui and use in the workspace
hi I simulate the circuit in Simulink Matlab and measures its fft using FFT analysis tool in the powergui. now I want to acce...

plus de 6 ans il y a | 1 réponse | 0

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Question

how to measure a FFT of 50Hz signal?
hi I want to measure the FFT of 50HZ signal. I collect the data from oscilloscope which is also attached herewith. the total ...

plus de 6 ans il y a | 1 réponse | 0

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Question

how to change the xtick of the picture into 10 power format?
hi I plotted one graph which is attached herewith. Now I want to change the x-axis ticks into 10 power format. for e.g x...

plus de 6 ans il y a | 1 réponse | 0

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Question

how to change the y-axis ticks into 10 base power?
hi I want to change the y-axis ticks into 10 base power format. Actually, the y-axis is the log of any data. but i need y-axi...

plus de 6 ans il y a | 4 réponses | 0

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Question

how to change or compliment a particular bit in the binary string?
Hi I have number like a=50 I want to convert it to binary, then I want to randomly choose the position in a binary string and...

plus de 6 ans il y a | 3 réponses | 0

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Question

how to merge two string vectors and get third vector?
hi I have two decimals number I convert them in binary strings '00011011010001' and '00110110100010' and I want to merge the...

plus de 6 ans il y a | 1 réponse | 0

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Question

How to convert decimal matrix matrix into binary matrix?
hi I want to convert 3 by 4 decimal matrix into equivalent 3 by 4 binary matrix e.g a=[10 9 8 7 9 7 9 6 ...

plus de 6 ans il y a | 2 réponses | 0

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Question

alternative ways of taking inverse of matrix?
hi i want to take inverse of matrix. but some times following error occurs due to determinant zero and my program stops in th...

presque 7 ans il y a | 1 réponse | 0

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Question

How to put value in symbolic variable in differential equation (Newton Raphson Method)?
hi i need help in the following code. i require "df" value in numeric form but here i get the complete expressions due to sym...

presque 7 ans il y a | 1 réponse | 0

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Question

how to build DC wave which have a amplitude of 0 to 360 and frequency 50HZ
hi i want to generate the waveform which has a amplitude from 0 to 360 and have frequency 50 Hz in simulink. i built the circ...

environ 7 ans il y a | 1 réponse | 0

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Question

how to do decisions and compare events at fixed repeatative time span of 0 to 0.02 seconds
hi i have a periodic time span of 0 to 0.02 seconds (50 hz signal). now in that fixed repetitive and accurate duration i want...

environ 7 ans il y a | 1 réponse | 0

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Question

error in HDL code generation?
hi i want to convert my simulink file into HDL code for FPGA using HDL coder in matlab, the main error occurs at 'clock' blo...

environ 7 ans il y a | 1 réponse | 0

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Question

how to translate or load code of simulnk in fpga?
hi i have made a mosfet base circuit of three phase 7 level inverter which has 36 switches. now, i want to implement that log...

environ 7 ans il y a | 1 réponse | 0

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Question

how to solve Ring topology?
hi i have two matrix, y contains the variable and d contains their solutions. Now first, i want to pair them in ring format ...

environ 7 ans il y a | 1 réponse | 0

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Question

how to connect or utilized circuit of simulink with labview and GPIC ?
hi i have made a circuit in simulink in which 36 output signals are used and they are giving pulses to drive IGBT transistor...

environ 7 ans il y a | 1 réponse | 0

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Question

how to add ; in real time matrix in matlab?
hi i have a matrix of 1000 by 3. which i have to copy from some where and paste in the matlab. But as the matrix is classifie...

environ 7 ans il y a | 2 réponses | 0

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Question

how to generate a random sequence by excluding random number for each trial?
hi i want to generate two random numbers in between sequence 1 to 5. like 1 and 3, or 2 and 5, or 1 and 4. but the sequence i...

environ 7 ans il y a | 1 réponse | 0

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Question

how to get precise conversion in matlab?
hi when i want to convert degrees(89.999999999999668207879992402105) into radians matlab gives 1.5707963267948966192313216916...

plus de 7 ans il y a | 1 réponse | 0

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Question

how to get precision value upto 20 to 30 digits after decimal?
hi i want to get numbers upto 20 to 30 digits after decimal point. when i use sym or vpa command for said problem in a partic...

plus de 7 ans il y a | 1 réponse | 0

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Question

how to obtain maximum numbers after decimal point?
hi in calculation, my problem needs at least 20 to 30 digits after decimal point for e.g (1.234567898745612321654645454875) f...

plus de 7 ans il y a | 1 réponse | 0

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Question

generate random number in between two numbers?
hi i have two numbers e.g [5,10]. or [17 7]. how we can generate random numbers in between these ranges. in e.g [5 10], 8 ...

plus de 7 ans il y a | 1 réponse | 0

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Question

how to divide matrix in columns and pair them?
hi i have the following matrix. i want to split this according to column and pair them [0,0; 5,10; 10,15; ...

plus de 7 ans il y a | 1 réponse | 0

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Question

shortest path selection for path planning in a obstacle environmet
hi i have obstacle in 2-D space centered at (10,10) having radius of 2.5. to avoid hitting the obstacle i take 4 points by s...

plus de 7 ans il y a | 1 réponse | 0

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Question

hi i have a data and i want to apply fft on it using powergui block , can any one knows hows it works. the values are stored ...

plus de 7 ans il y a | 1 réponse | 0

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Question

fft analysis of fundamental(1st), 5th 7th 11th 13th harmonics
hi i want to apply fft operation on the following series optimumv = 92.1596 -1.3810 -1.1094 2.7546 -0.2628 1st=...

plus de 7 ans il y a | 1 réponse | 0

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