def home():
message = None
if request.method == 'POST':
matrixfromjs = request.form['mydata']
checker = request.form['counter']
print(checker)
np.set_printoptions(precision=1)
matrix = np.asmatrix(genfromtxt('car_real.csv', delimiter=','))
matrix = matrix.T
if checker == '0':
result = matrix.tolist()
result = json.dumps(result)
elif checker == '1':
output = []
f = open('car.csv', 'rU') #open the file in read universal mode
for line in f:
cells = line.split(",")
output.append(
(cells[0]
)) #since we want the first, second and third column
f.close()
result = json.dumps(output)
# print(result)
resp = make_response(result)
resp.headers['Content-Type'] = "application/json"
return resp
return render_template('home.html', message='')
def login():
message = None
if request.method == 'POST':
matrixfromjs = request.form['mydata']
checker=request.form['counter']
print(checker)
np.set_printoptions(precision=1)
matrix = np.asmatrix(genfromtxt('car.csv', delimiter=','))
matrix = matrix.T
mean_attribute=[]
mean_vector=[]
for i in range(0,len(matrix)):
mean_attribute.append(np.mean(matrix[i,:]))
mean_vector.append([mean_attribute[i]]);
scatter_matrix = np.zeros((len(matrix),len(matrix)))
for i in range(matrix.shape[1]):
scatter_matrix += (matrix[:,i].reshape(len(matrix),1) - mean_vector).dot(
(matrix[:,i].reshape(len(matrix),1) - mean_vector).T)
eig_val_sc, eig_vec_sc = np.linalg.eig(scatter_matrix)
for i in range(len(eig_val_sc)):
eigvec_sc = eig_vec_sc[:,i].reshape(1,len(matrix)).T
eig_pairs = [(np.abs(eig_val_sc[i]), eig_vec_sc[:,i])
for i in range(len(eig_val_sc))]
if checker=='0':
result= matrix.tolist()
result=json.dumps(result)
elif checker=='1':
eig_pairs.sort()
eig_pairs.reverse()
matrix_w = np.hstack((eig_pairs[0][1].reshape(len(matrix),1),
eig_pairs[1][1].reshape(len(matrix),1)))
transformed_matrix = matrix_w.T.dot(matrix)
result= transformed_matrix.T
result= result.tolist()
result=json.dumps(result)
print(result)
resp = make_response(result)
resp.headers['Content-Type'] = "application/json"
return resp
return render_template('login.html', message='')
def matrixToString(matrix):
ml = matrix.tolist()
ans = ';'.join(','.join(str(y) for y in x) for x in ml)
return ans
def sendMatrix4(shaderProgram, varName, matrix):
# determine location of uniform variable varName
varLocation = glGetUniformLocation(shaderProgram, varName)
# pass value to shader
#glUniformMatrix4fv(varLocation, 1, GL_TRUE, matrix.tostring())
glUniformMatrix4fv(varLocation, 1, GL_TRUE, matrix.tolist())
def sendMat4(shaderProgram, varName, matrix):
varLocation = glGetUniformLocation(shaderProgram, varName)
glUniformMatrix4fv(varLocation, 1, GL_TRUE, matrix.tolist())
def sendMat4(shaderProgram, varName, matrix):
varLocation = glGetUniformLocation(shaderProgram, varName)
glUniformMatrix4fv(varLocation, 1, GL_TRUE, matrix.tolist())
