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MUKESH KUMAR


Last seen: 2 years ago |  Active since 2017

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DEMAND SIDE MANAGEMENT RENEWABLE ENERGY SMART GRID

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Question


error in ANN load forecasting NARX
I am getting higher error during the initial time stemps after training testing of ANN NARX load forecasting model. I can I rem...

2 years ago | 0 answers | 0

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answers

Question


how to remove outliers in large data sets?
I am unable to open example code of outliers (openExample('matlab/RemoveOutliersInVectorExample') ) and openExample('matlab/Det...

3 years ago | 1 answer | 0

1

answer

Question


how to extract previous week and month number of same hour?
I had load data of one year, half houly data of load (1*17520), I want to add a column having load data of previous week (same d...

4 years ago | 1 answer | 2

1

answer

Question


filter data based on row value(text) ?
I had data similar to shown in image1 and want to exteract data for all data for first column for all rows like image2, image3.....

4 years ago | 0 answers | 0

0

answers

Question


how to reduce error in ANN ? MAPE error
I am using 3 year load data of electricity and using NARX model for load prediciton for day ahead, one month , three month data ...

4 years ago | 0 answers | 0

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answers

Question


convert matrix data to cell array data
I had matrix data of size A(5*1536) and now i want to convert it into cell array in the form of B(1*1536) cell and each cell hav...

4 years ago | 1 answer | 0

1

answer

Question


summation with for loop for all rows in another column
I had following data as attached h = 1; I_all size(3154*20) So hmax = 20; I1 = I_all(1,1) for first row and I1=I_all(2,1) ...

5 years ago | 1 answer | 0

1

answer

Question


how to model an electric vehicle and its charge discharge
Want to model electric vehicle (30kW battery capacity) and charge by 1C/2C/3C rates with 3kW/5kW/10kW charger and consumption 15...

5 years ago | 8 answers | 1

8

answers

Question


find area of curve and update it with given conditions?
I had a load curve (30 min interval 48 values) , and two different levels of curve(red, black horizontal line in pic), Now I wan...

5 years ago | 1 answer | 0

1

answer

Question


for loop execution error
i had a for loop like this for j=1:100 for i=1:48 F{j,1}(i,1)= some equations; end end this is running wel...

5 years ago | 1 answer | 0

1

answer

Question


find maximum of data with some conditions
I had one year load data of a transformer hourly time interval, so load(365*24, 24) matrix. I want to find out the maximum of e...

5 years ago | 1 answer | 0

1

answer

Question


how to generate time series data?
I calculated vector D(48*1) values for one day 30 min interval in .m file program. Now I want to use this D vector into simulink...

5 years ago | 0 answers | 0

0

answers

Question


simple integration calculation to find the area ?
I had a 30 min time step vector T(48*1) values T=[30 60 90 ........1440], and another vector V(48*1) having some values. I want ...

5 years ago | 2 answers | 0

2

answers

Question


large excel data into multiple excel file using xlswrite ?
I had excel sheet data havaing 1048576 rows and I want to split it into 12 excel files and save data in 12 different excel files...

5 years ago | 2 answers | 0

2

answers

Question


nested if loop in for loop with different conditions?
this following code is OK n = 0.8; y = 1.6; % winding exponent y=1.6 K11 = 1; K21 = 1; K22 = 2; T0 = 180; Tw = 4; % H =...

5 years ago | 0 answers | 0

0

answers

Question


Find area under and above the curve with horizontal line and its min/max values in a given range of line ?
I want to do following tasks, First generate a time series load data between 550-1000 for one day 30 min interval, so load(48*1...

5 years ago | 0 answers | 0

0

answers

Question


Area under the curve with conditions?
I want to do following tasks, First generate a time series load data between 550-1000 for one day 30 min interval, so is load(4...

5 years ago | 1 answer | 0

1

answer

Question


linear optimization without any constraint
I had following code: % data a = 30; b = 150; D = (b-a).*rand(100,1) + a; % threshold Th=110; Th=repmat(110,100,1); % di...

5 years ago | 0 answers | 0

0

answers

Question


linear optimization using optimization toolbox and minimize array sum
I had dataset of load for 7 days, 1min time interval and I want to put a threshold value. Now claculate a difference D=(load-Thr...

5 years ago | 2 answers | 0

2

answers

Question


Create a uniform empty cells between 2 data in excel file?
I had a excel file having data at 30min interval for a day , size (48*1). Now I want to create it at 1min time interval with sam...

5 years ago | 1 answer | 0

1

answer

Question


How to fit same variance of data to another data ?
I have two data sets of energy consumption for full day with 30min(data size 48*1) and 1 min(data size 1440*1) time interval of...

5 years ago | 1 answer | 0

1

answer

Question


remove weekends and holidays data from excel file
I had excel file ABC.xlsx, in which sheet A having data from date 01-04-2017 to 31-12-2018 and the sheet2 having the list dates ...

6 years ago | 1 answer | 0

1

answer

Question


find the average of a vector with specific condition ?
I had A vector A=[1 0 0 2 3 2 3 5 0 0 0 0 1 2 1 0 0 0 0 3 4 0 0 0 0 0 0 1 2 3 2 0 0 0 0 2 0 0] like this. Now I want a ...

6 years ago | 1 answer | 0

1

answer

Question


count number with continuous numbers of 1's ?
I had a matrix A=[0 0 1 1 1 1 0 0 0 1 1 0 0 1 0 0 1 0 0 0 1 1 1 0 0] like this , now I want a matrix B in which B(3)=1,next B(10...

6 years ago | 1 answer | 0

1

answer

Question


create a array base on specific condition ?
I had a array like this A=[0 0 0 10 0 0 0 0 8 0 0 5 0 0 0 3 0 2 0 0 0 1 0 0 0]; and now I want to create a array B like ...

6 years ago | 2 answers | 0

2

answers

Question


sum of array elements with specific condition?
lets say I had A=[1 0 1 1 0 1 0 1 0 0 1 1 1 1]; then I want B(1)=sum of all A elements, B(2)= sum all elements of A from A(2) ex...

6 years ago | 2 answers | 0

2

answers

Question


Battery duty cycle at each instant ?
I have battery voltage Vi at each time instant(predefined before in simulink) and taking the reference voltage Vo (between 718-7...

6 years ago | 1 answer | 0

1

answer

Question


convert date time to number ?
I had excel sheet having date format dd/mm/yyyy hh:mm:ss , So now I want to convert each value into number format. How can I do ...

6 years ago | 1 answer | 0

1

answer

Question


calculate data based on previous values and replace it at negative and zeros values
there is different data in the column in excel (REACTIVE_Y_PH), which has some negative and zeros values also, these values shou...

6 years ago | 1 answer | 0

1

answer

Question


Data interpolation problem for excel file
I had a excel file having 500 rows and 3 columns. In first column the data should be within the range of 200-250 but there are s...

6 years ago | 1 answer | 0

1

answer

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