string comparion on my dataset issues

data.COLLEGE = cellVectors(:,3);

s1={'Sgsits'; 'SGSITS';'S.G.S.I.T.S'; 'Shri Govindram Seksaria Institute of Technology and Science'};
s2=data.COLLEGE;
data.COLLEGE=strcmp(s1,s2)

got error

Error using strcmp
Inputs must be the same size or either one can be a scalar.

Error in tyu (line 33)
data.COLLEGE=strcmp(s1,s2)

Answer 1

[Walter Roberson]

ismember(s2, s1)

[amit aylani]

i want to update or change the value of string