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Mudasir Ahmed


Last seen: ongeveer 4 jaar ago |  Active since 2014

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lecturer at university of sindh
Professional Interests: image processing

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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...

meer dan 4 jaar ago | 1 answer | 1

1

answer

Question


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...

meer dan 5 jaar ago | 3 answers | 0

3

answers

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...

bijna 7 jaar ago | 1 answer | 0

1

answer

Question


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...

meer dan 7 jaar ago | 1 answer | 0

1

answer

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...

meer dan 7 jaar ago | 0 answers | 0

0

answers

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...

meer dan 7 jaar ago | 1 answer | 0

1

answer

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 ...

meer dan 7 jaar ago | 1 answer | 0

1

answer

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...

meer dan 7 jaar ago | 1 answer | 0

1

answer

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...

meer dan 7 jaar ago | 4 answers | 0

4

answers

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...

meer dan 7 jaar ago | 3 answers | 0

3

answers

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...

bijna 8 jaar ago | 1 answer | 0

1

answer

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 ...

bijna 8 jaar ago | 2 answers | 0

2

answers

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...

ongeveer 8 jaar ago | 1 answer | 0

1

answer

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...

ongeveer 8 jaar ago | 1 answer | 0

1

answer

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...

meer dan 8 jaar ago | 1 answer | 0

1

answer

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...

meer dan 8 jaar ago | 0 answers | 0

0

answers

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...

meer dan 8 jaar ago | 1 answer | 0

1

answer

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...

meer dan 8 jaar ago | 1 answer | 0

1

answer

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 ...

meer dan 8 jaar ago | 1 answer | 0

1

answer

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...

meer dan 8 jaar ago | 0 answers | 0

0

answers

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...

meer dan 8 jaar ago | 2 answers | 0

2

answers

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...

meer dan 8 jaar ago | 1 answer | 0

1

answer

Question


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

meer dan 8 jaar ago | 1 answer | 0

1

answer

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...

meer dan 8 jaar ago | 1 answer | 0

1

answer

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...

meer dan 8 jaar ago | 1 answer | 0

1

answer

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 ...

bijna 9 jaar ago | 1 answer | 0

1

answer

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; ...

bijna 9 jaar ago | 1 answer | 0

1

answer

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...

ongeveer 9 jaar ago | 1 answer | 0

1

answer

Question


powergui block in simulink
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 ...

ongeveer 9 jaar ago | 1 answer | 0

1

answer

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=...

ongeveer 9 jaar ago | 0 answers | 0

0

answers

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