MATLAB: What is the problem with the code on the line that reads “disp({‘Coordinates For Node ‘ num2str(k1) ‘ ^re: ‘})

distanceenergy efficiencyMATLAB

clc 
  close all    
  clear all
  
  Elec=50*0.000000001; 
  Emp=100*0.000000000001;
  k = 8;  
   
  Area = input('Enter Network Area:- ');
  Nodes=input('Enter Number of nodes:-');
    
  
  Points=[];
  figure(1),axis([0,Area,0,Area])
    
  for k1=1:Nodes
  [x y]=ginput(1);
  hold on
  plot(x,y,'*','linewidth',4)
  text(x+1,y+1,num2str(k1))
    
  Points=[Points,[x y]];
   
    %disp({'Coordinates For Node ' num2str(k1) ' ^re: '})
    disp(num2str([x y]))
  end
    input('Press Any key to give coordinates of Bstation')
    
    hold on
    [x y]=ginput(1);
    hold on
    plot(x,y,'Bs','linewidth',10)
    text(x+1,y+1,'Bs')
    Bstation=[x y];
    
    disp({'Coordinates For Base Station Are: '})
    disp(num2str([x y]))
    
    
    figure(2),plot(Points(:,1),Points(:,2),'*r','linewidth',2);
    axis([0 Area 0 Area])
    hold on 
    plot(Bstation(1,1),Bstation(1,2),'sb','linewidth',5)
    text(Bstation(1,2)+1,Bstation(1,2)+'Base station')
    
    % Total Nodes
    no=size(Points,1);
    for jk=1:no
       text(Points(jk,1)+2,Points(jk,2)+2,{'N'Num3str(jk)})
    end
    
    % Distance Calculation
    
      X1=Points(x1,1);
      Y1=Points(x1,2);
    
      for x2=1:no
            X2=Points(x2,1);
            Y2=Points(x2,2);
            Euc_dist=sqrt((X1-X2)^2+(Y1-Y2)^2);
            Euc_dist=ceil(Euc_dist);
            Final_dist(x1,x2)=Euc_dist;
      end
   end
    Simdst=sum(Final_dist);
    
    disp('Distance Matrix Is:= ')
    disp(Final_dist)
    
    disp('Simulation of Distances of Each Node: ')
    disp(SimDist)
    
    %Base Station Distance
    for nm=1:Nodes
    X1=Points(nm,1);
    Y1=Points(nm,2);
    
    X2=Bstation(1,1);
    Y2=Bstation(1,2);
    Edist=sqrt((X1-X2)^2+(Y1-Y2)^2);
    Edist=ceil(Edist);
    
    Bsdist(1,nm)=Edist;
    end
    [Simdst  Nodenmbr]main(Bsdist)
    
    disp('Net Distance from Base Station: ')
    disp(Bsdist)
    
    disp(['The Node' num2str(Nodenmbr) 'Is Selected As a Cluster Head'])
    disp(['With Distance: ' num2str(SimBsdist)])
    
    disp('Distance Based on Cluster Head Selection')
    disp(Final_Dist(i.nodembr)')
    
    
    
    %CH Based Energy Calculation
    Nodedst=(Final_dist(:,Nodembr)');
    loop=length(Nodedst);
    
    for i=1:loop
    d=Nodedst(1,i);
    if d==0
        d=1;
    end
    
    Energydsp(1,i)=(Elec*K)*(Emp*K*d*d);
    
    end
    format short g
    Energydsp=Energydsp*1000000000;
    
    disp('Cluster Head Based Energy of Each Node: ')
    disp(num2str(Energydsp))
   
    
    % Non CH energy Calculation
    NonChdist=abs(Bsdist-SimDist);
    loop2=length(NonChdist);
    
    for i=1:loop2
    d=NonChdist(1,i);
    NCHEnergy(1,i)=(Eelec*K)+(Emp*8*d*d);
    
    end
    
    NCHEnergy=NCHEnergy*1000000000;
    
    disp('Non Cluster Head Based of Each Node: ')
    disp(num2str(NCHEnergy))
    
    figure(3),bar(Nodedst),title('Energy Graph')
    xlabel('Nodes Number')
    ylabel('Energy')
    
    
    figure(4),bar(NonChdist),title('Distance Graph of  ClusterHead')
    xlabel('Nodes Number')
    ylabel('Distance')
    
    figure(4),bar(Nondist),title('Distance Graph of  ClusterHead')
    xlabel('Nodes Number')
    ylabel('Distance')

Best Answer

{} -> [] , simply use sprintf() on that line
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